Independent US Healthcare Provider Directory & Public Medical Database Patient Guides

Dr. Weldon Lloyd Smith , MD

Internal Medicine โ€ข Dallas, TX

Active NPI 1063425155 Individual Practitioner Male Practitioner Accepts Medicare assignment Telehealth (some services)
Practice location in NPPES

3417 Gaston Ave, Suite 1100
Dallas, TX 752462016

Call 4698009000 Location details and other listings
Medical Disclaimer

This profile restates public CMS/NPPES data; T-MedInfo gives no medical advice — consult a licensed professional, and call 911 for emergencies.

Practice Location & Contact Primary Location

Practice Address

3417 Gaston Ave
Suite 1100

Dallas, TX 752462016

Telephone 4698009000
Fax 4608009150
Organization at the Same NPPES Address or Phone
Healthtexas-Med Provider Facility NPI 1992700512

Matched by practice address or phone in NPPES. A shared address or phone does not confirm that this clinician works there.

Other Listings in Public Data

CMS Doctors and Clinicians lists 1 group name: Healthtexas Provider Network. See the list

Source: CMS Doctors and Clinicians National Downloadable File, release date unavailable.

Listings do not confirm current availability, employment or a shared ownership network.

Medicare Profile & Education

Source: CMS Doctors and Clinicians National Downloadable File

Medical School

University Of Texas Southwestern Medical School At Dallas

Graduation Year

1976

Medicare patients

437 people with Original Medicare in 2024

Different Original Medicare patients in 2024; counts below 11 are hidden; this does not show availability or quality.

Source: CMS, Medicare Physician & Other Practitioners โ€“ by Provider, 2024.

Medicare-allowed amount

About $253,569 in 2024

The total amount Medicare approved for these services in 2024. It includes what Medicare paid and what patients or their other insurance owed, such as the deductible and coinsurance.

What this does not show: Medicare-allowed amount

This is not the clinician's income. Part of it can go to a clinic or group practice, staff, equipment or drugs. It is not the price you will pay.

Source: CMS, Medicare Physician & Other Practitioners โ€“ by Provider and Service, 2024.

Paid by Medicare

About $196,925 in 2024

The part of the Medicare-allowed amount that Medicare itself paid in 2024, after patients' deductibles and coinsurance.

What this does not show: Paid by Medicare

This is not the clinician's income and not a measure of quality.

Source: CMS, Medicare Physician & Other Practitioners โ€“ by Provider and Service, 2024.

30-day fills

20,183 standardized 30-day fills in 2024

CMS converts prescriptions to 30-day supplies so they can be compared. A 90-day prescription counts as about three 30-day fills.

What this does not show: 30-day fills

It is not a count of patients and not a measure of quality.

Part D drug cost

$358,241 in 2024

The total cost of these prescriptions in 2024, paid by Medicare drug plans, patients and other payers together.

What this does not show: Part D drug cost

A higher cost often reflects the type of medicines a specialty uses. It is not your out-of-pocket cost and not a measure of quality.

Source: CMS, Medicare Part D Prescribers โ€“ by Provider and Drug, 2024.

Open Payments general payments, program year 2025

All general payments: $1,112.48 across 51 records.

By nature of payment

  • Food and Beverage: $1,112.48 across 51 records.

Reporting-company totals (3 largest of 19)

  • Novo Nordisk Inc: $238.56 across 17 records.
  • AstraZeneca Pharmaceuticals LP: $210.59 across 6 records.
  • Sumitomo Pharma America, Inc.: $83.12 across 3 records.

A reported payment does not necessarily mean the financial relationship is improper and is not a measure of care quality. Clinicians can review and dispute these records.

See the full table

Source: Calculated by T-MedInfo from CMS Open Payments general-payment records for program year 2025 (published June 30, 2026).

Guide: How to read an Open Payments record

Years since graduation

50 years (graduated 1976)

CMS Doctors and Clinicians data list 1976 as the year this clinician finished professional school.

What this does not show: Years since graduation

It is not the number of years in practice, and more years does not mean better care.

Source: CMS Doctors and Clinicians National Downloadable File.

NPI first issued

2006

The year this clinician's National Provider Identifier (NPI) was issued. An NPI is a unique 10-digit ID that US health care providers use for billing.

What this does not show: NPI first issued

NPIs have been issued only since 2005, so this year is not necessarily when the clinician started practicing.

Source: CMS NPPES NPI Registry.

Accepts Medicare assignment

CMS data list this clinician as accepting Medicare assignment. This means agreeing to take the Medicare-approved amount as full payment for covered services.

Medicare assignment applies to Original Medicare. It does not tell you whether the clinician is in a Medicare Advantage plan's network, accepts other insurance, or is taking new patients.

Source: CMS Doctors and Clinicians; Medicare.gov, โ€œDoes your provider accept Medicare as full payment?โ€

Guide: What Medicare assignment means

Telehealth (some services)

Recent Medicare claims show this clinician provided some services by telehealth, such as a video or phone visit.

What this does not show: Telehealth (some services)

It does not mean all services are offered by telehealth, or that telehealth is covered by your plan.

Source: CMS, Telehealth Indicator on Medicare Care Compare (fact sheet, January 2023); CMS Doctors and Clinicians.

Guide: How Medicare covers telehealth

Enrolled in Medicare (PECOS)

Dr. Smith has a Medicare enrollment record in PECOS, the CMS system clinicians use to enroll so they can bill Medicare or order services for people with Medicare.

It does not show whether the clinician accepts assignment, is in your plan's network, or is taking new patients.

Source: CMS Medicare Fee-For-Service Public Provider Enrollment (PECOS); CMS Order and Referring file.

Guide: What Medicare enrollment (PECOS) means

Can order Medicare-covered services

CMS lists Dr. Smith as eligible to order or refer Medicare Part B clinical laboratory and imaging services, durable medical equipment (DME) and home health services for people with Medicare.

What this does not show: Can order Medicare-covered services

It does not mean the clinician offers these services directly.

Source: CMS Medicare Fee-For-Service Public Provider Enrollment (PECOS); CMS Order and Referring file.

Guide: What ordering and referring status means

Compared with the same specialty in Dallas and Texas

Billing and prescribing volume is not a quality rating.

Medicare Part B services

More Medicare Part B services than 90% of clinicians listed under Internal Medicine in Dallas, TX (2024, 592 clinicians with data). Median for this group: 573. Middle half: 263 to 1,183.

More Medicare Part B services than 90% of clinicians listed under Internal Medicine in Texas (2024, 5,423 clinicians with data). Median for this group: 645. Middle half: 277 to 1,322.

Medicare-allowed amount

A higher Medicare-allowed amount than 90% of clinicians listed under Internal Medicine in Dallas, TX (2024, 592 clinicians with data). Median for this group: $56,935. Middle half: $25,733 to $106,224.

A higher Medicare-allowed amount than 90% of clinicians listed under Internal Medicine in Texas (2024, 5,423 clinicians with data). Median for this group: $61,221. Middle half: $27,420 to $115,826.

Paid by Medicare

A higher Medicare payment amount than 90% of clinicians listed under Internal Medicine in Dallas, TX (2024, 592 clinicians with data). Median for this group: $43,400. Middle half: $19,904 to $85,063.

A higher Medicare payment amount than 90% of clinicians listed under Internal Medicine in Texas (2024, 5,423 clinicians with data). Median for this group: $47,501. Middle half: $20,446 to $90,051.

Medicare Part D prescriptions

More Part D prescriptions than 90% of clinicians listed under Internal Medicine in Dallas, TX (2024, 566 clinicians with data). Median for this group: 584. Middle half: 95 to 3,585.

More Part D prescriptions than 85% of clinicians listed under Internal Medicine in Texas (2024, 5,674 clinicians with data). Median for this group: 828. Middle half: 121 to 4,824.

Part D drug cost

A higher Part D drug cost than 75% of clinicians listed under Internal Medicine in Dallas, TX (2024, 566 clinicians with data). Median for this group: $48,722. Middle half: $4,422 to $303,414.

A higher Part D drug cost than 70% of clinicians listed under Internal Medicine in Texas (2024, 5,674 clinicians with data). Median for this group: $64,859. Middle half: $4,211 to $436,775.

956 active clinicians are listed under Internal Medicine with a practice address in Dallas, TX (9,191 in Texas).

Addresses are self-reported to NPPES and may be out of date.

Telehealth indicator in Dallas

20.8% of these 956 clinicians have the CMS telehealth indicator.

64.6% of these 956 clinicians are listed by CMS as accepting Medicare assignment.

Sources: CMS Medicare Physician & Other Practitioners (2024), CMS Medicare Part D Prescribers (2024), CMS Open Payments (2025), CMS Doctors and Clinicians, CMS NPPES NPI Registry. Specialty names follow the NUCC Health Care Provider Taxonomy.

Text: T-MedInfo ยท Report an error.

Pharma & Medical Device Financial Disclosures

Payments and other transfers of value that drug and medical device companies reported to CMS Open Payments

Open Payments ยท Program Year 2025
Disclosure Year:

Program year 2025 (payments made January 1 โ€“ December 31, 2025): 51 records totaling $1,112.48.

Manufacturer Payment Nature Product Type Amount ($)
AstraZeneca Pharmaceuticals LP
Food and Beverage
In-kind items and services
AIRSUPRA General $125.33
Inspire Medical Systems, Inc.
Food and Beverage
In-kind items and services
INSPIRE General $48.89
Sanofi and Genzyme US Companies
Food and Beverage
In-kind items and services
TZIELD General $45.32
Sumitomo Pharma America, Inc.
Food and Beverage
In-kind items and services
GEMTESA General $39.67
Sanofi Pasteur Inc.
Food and Beverage
In-kind items and services
FLUBLOK QUADRIVALENT NORTHERN HEMISPHERE General $36.53
Averitas Pharma Inc.
Food and Beverage
In-kind items and services
QUTENZA General $32.89
BridgeBio Pharma, Inc.
Food and Beverage
In-kind items and services
Attruby General $28.41
Amgen Inc.
Food and Beverage
In-kind items and services
EVENITY General $27.27
Pfizer Inc.
Food and Beverage
In-kind items and services
PREVNAR 20 General $23.74
SHIELD THERAPEUTICS INC
Food and Beverage
In-kind items and services
ACCRUFER General $23.43
Pfizer Inc.
Food and Beverage
In-kind items and services
PREVNAR 20 General $23.22
Sanofi Pasteur Inc.
Food and Beverage
In-kind items and services
FLUBLOK QUADRIVALENT NORTHERN HEMISPHERE General $22.60
Averitas Pharma Inc.
Food and Beverage
In-kind items and services
QUTENZA General $22.55
Gilead Sciences, Inc.
Food and Beverage
In-kind items and services
โ€” General $22.54
Sumitomo Pharma America, Inc.
Food and Beverage
In-kind items and services
GEMTESA General $22.42
Boehringer Ingelheim Pharmaceuticals, Inc.
Food and Beverage
In-kind items and services
โ€” General $22.15
Sumitomo Pharma America, Inc.
Food and Beverage
In-kind items and services
GEMTESA General $21.03
Eli Lilly and Company
Food and Beverage
In-kind items and services
AMYVID General $20.87
Dexcom, Inc.
Food and Beverage
In-kind items and services
Dexcom G6 Transmitter General $20.28
VERTEX PHARMACEUTICALS INCORPORATED
Food and Beverage
In-kind items and services
JOURNAVX General $19.44
Dynavax Technologies Corporation
Food and Beverage
In-kind items and services
Heplisav-B General $19.22
AstraZeneca Pharmaceuticals LP
Food and Beverage
In-kind items and services
FARXIGA General $18.61
AstraZeneca Pharmaceuticals LP
Food and Beverage
In-kind items and services
AIRSUPRA General $18.56
Novo Nordisk Inc
Food and Beverage
In-kind items and services
Ozempic General $18.00
Novo Nordisk Inc
Food and Beverage
In-kind items and services
Rybelsus General $17.74

(top 25 shown)

Source: CMS Open Payments, program year 2025, released June 30, 2026.

Performed Procedures & Service Volume

Services billed to Original Medicare Part B in 2024.

CMS Part B ยท Data Year 2024
Reporting Year:

CPTยฎ is a registered trademark of the American Medical Association. CPT codes, descriptions and other data only are copyright 2016โ€“2023 American Medical Association. All rights reserved. Applicable FARS/HHSARS apply. Descriptions of CPT codes are the AMA's CPT Consumer Friendly Descriptors as published by CMS in the Medicare Physician & Other Practitioners โ€“ by Provider and Service data, 2017โ€“2024; they are plain-language summaries, not for clinical coding or documentation. HCPCS Level II codes and descriptions are from CMS. Fee schedules, relative value units, conversion factors and/or related components are not assigned by the AMA, are not part of CPT, and the AMA is not recommending their use. The AMA does not directly or indirectly practice medicine or dispense medical services. The AMA assumes no liability for data contained or not contained herein.

HCPCS Code Services Patients Submitted Charge Medicare Allowed
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more
1,085 434 $238.22 $126.40
36415 Insertion of needle into vein for collection of blood sample
1,035 427 $17.00 $8.65
93000 Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report
874 411 $51.39 $14.10
G2211 Visit complexity inherent to evaluation and management associated with medical care services that serve as the continuing focal point for all needed health care services and/or with medical care services that are part of ongoing care related to a patient's
532 291 $58.38 $16.10
G0439 Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit
364 364 $160.00 $127.80
71046 X-ray of chest, 2 views
269 220 $94.93 $26.66
G0008 Administration of influenza virus vaccine
142 141 $26.00 $25.48
87804 Detection test by immunoassay with direct visual observation for influenza virus
130 57 $99.31 $16.22
90673 Influenza vaccine, trivalent derived from recombinant dna
109 109 $125.00 $81.82
96372 Injection of drug or substance under skin or into muscle
84 16 $65.00 $14.14
87426 Detection test by immunoassay technique for severe acute respiratory syndrome coronavirus
66 57 $84.54 $34.62
87880 Detection test by immunoassay with direct visual observation for streptococcus, group a (strep)
45 39 $99.19 $16.20
90662 Influenza vaccine split virus, preservative free
33 33 $124.09 $80.02
G0180 Physician or allowed practitioner certification for medicare-covered home health services under a home health plan of care (patient not present), including contacts with home health agency and review of reports of patient status required by physicians and
22 18 $73.76 $52.98
76700 Complete ultrasound scan of abdomen
21 20 $303.66 $83.10
72110 X-ray of lower and sacral spine, minimum of 4 views
18 17 $157.56 $44.57
G0403 Electrocardiogram, routine ecg with 12 leads; performed as a screening for the initial preventive physical examination with interpretation and report
18 18 $50.00 $14.09
87430 Detection test by immunoassay technique for streptococcus, group a (strep)
15 15 $100.86 $16.47
G0402 Initial preventive physical examination; face-to-face visit, services limited to new beneficiary during the first 12 months of medicare enrollment
14 14 $229.54 $162.45
73502 X-ray of hip, 2-3 views
12 12 $137.73 $39.19
90677 Pneumococcal conjugate vaccine, 20 valent (pcv20), for intramuscular use
12 12 $1165.91 $288.25
93010 Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report only
12 11 $29.33 $7.87
G0009 Administration of pneumococcal vaccine
12 12 $43.00 $32.05
72050 X-ray of upper spine, 4-5 views
11 11 $189.76 $46.28

Source: CMS Part B by Provider and Service, 2024; services under 11 beneficiaries omitted by CMS. Privacy limits

Submitted charges are billed amounts, not a price quote for your visit.

Medicare Part D Prescribing Profile & Medications

Medicare Part D prescriptions filled, including refills, in 2024.

CMS Part D ยท Data Year 2024
Prescription Year:
Brand Name Generic Name Prescriptions Day Supply Total Cost Patients
Atorvastatin Calcium Atorvastatin Calcium 519 45,443 $6,140.18 144
Losartan Potassium Losartan Potassium 382 31,170 $4,634.62 98
Levothyroxine Sodium Levothyroxine Sodium 362 29,473 $4,601.04 97
Simvastatin Simvastatin 357 31,614 $3,828.21 101
Tamsulosin Hcl Tamsulosin Hcl 330 27,098 $5,508.12 92
Amlodipine Besylate Amlodipine Besylate 325 25,660 $2,269.36 91
Pantoprazole Sodium Pantoprazole Sodium 270 19,095 $4,158.06 75
Rosuvastatin Calcium Rosuvastatin Calcium 261 20,272 $5,829.26 74
Gabapentin Gabapentin 202 12,930 $3,054.02 58
Metformin Hcl Metformin Hcl 196 16,182 $1,670.83 53
Furosemide Furosemide 192 12,999 $1,093.74 55
Metoprolol Succinate Metoprolol Succinate 185 15,324 $3,084.26 53
Zolpidem Tartrate Zolpidem Tartrate 170 5,850 $1,171.75 29
Omeprazole Omeprazole 161 14,020 $3,058.59 45
Hydrochlorothiazide Hydrochlorothiazide 159 14,120 $1,414.34 46
Olmesartan Medoxomil Olmesartan Medoxomil 152 12,000 $3,580.36 40
Meloxicam Meloxicam 149 7,530 $864.70 39
Temazepam Temazepam 149 4,425 $1,355.19 20
Azithromycin Azithromycin 145 727 $701.17 109
Losartan-Hydrochlorothiazide Losartan/Hydrochlorothiazide 138 11,222 $3,284.42 35
Alprazolam Alprazolam 133 3,468 $644.97 34
Trazodone Hcl Trazodone Hcl 129 7,242 $876.88 27
Paroxetine Hcl Paroxetine Hcl 122 6,165 $1,288.80 30
Cefuroxime Cefuroxime Axetil 118 941 $1,818.25 91
Escitalopram Oxalate Escitalopram Oxalate 116 6,900 $1,227.15 22

(top 25 shown)

Source: CMS Part D by Provider and Drug, 2024; rows below 11 claims omitted by CMS; volume isn’t quality. Privacy limits

Specialties & License Numbers Reported to NPPES

Self-certified to NPPES: 2023-07-06
Internal Medicine Primary Specialty

NUCC Taxonomy Code: 207R00000X

License # reported to NPPES TX E6625

A physician who provides long-term, comprehensive care in the office and the hospital, managing both common and complex illness of adolescents, adults and the elderly. Internists are trained in the diagnosis and treatment of cancer, infections and diseases affecting the heart, blood, kidneys, joints and digestive, respiratory and vascular systems. They are also trained in the essentials of primary care internal medicine, which incorporates an understanding of disease prevention, wellness, substance abuse, mental health and effective treatment of common problems of the eyes, ears, skin, nervous system and reproductive organs.

Check License Status with the State Board License numbers are self-reported to NPPES; T-MedInfo does not confirm them against state records. Current status: Texas Medical Board.
Look Up on State Board Site

Additional State Medicaid & Healthcare Payer Identifiers

Medicaid ID
127865702 (TX)
Other Identifier Bcbs
87X746 (TX)

Medicare (PECOS) Enrollment & Ordering Eligibility

Source: CMS PECOS
Medicare FFS Enrollment Status Medicare Enrollment on File
CMS Provider Specialty

PRACTITIONER - INTERNAL MEDICINE

Medicare Enrollment ID

I20100518000217

Enrollment State Jurisdiction

TX

PECOS Control ID

2264346972

Medicare Order & Referring Eligibility
Clinical Lab & Imaging (Part B) Eligible
Durable Medical Equipment (DME) Eligible
Home Health Agency (HHA) Eligible
Power Mobility Devices (PMD) Eligible

Sources: CMS Provider Enrollment and Order and Referring. Medicare enrollment is a billing status, not an accreditation or quality rating.

Medicare Group Practice Enrollments

Source: CMS Doctors and Clinicians National Downloadable File

Healthtexas Provider Network

4001 Worth St, Dallas, TX 752461608

Clinicians Sharing This Practice Address or Phone

Clinicians sharing this NPPES address, phone or fax; a shared contact does not mean they work together.

29 listed
Dr. Robert Allison , MD

Internal Medicine

NPI 1750339719

Doctor of Medicine (M.D.)

Rhonda Choi , FNP-C

Nurse Practitioner - Family

NPI 1013428366

Family Nurse Practitioner (Certified)

Dr. Paul Chung , MD

Internal Medicine

NPI 1427165992

Doctor of Medicine (M.D.)

NPI 1720607344

Doctor of Osteopathic Medicine (D.O.)

Robert Dewar

Internal Medicine

NPI 1235592429
Ana Escobedo , FNP-C

Nurse Practitioner - Family

NPI 1912407578

Family Nurse Practitioner (Certified)

Career & Practice History Timeline

Changes recorded in monthly NPPES data files: addresses, names, credentials, specialties and NPI status

11 Historical Events
โœ…
NPI Profile Active April 19, 2017

NPI status registered as active in NPPES database

๐Ÿ“
Updated Practice Location April 19, 2017

Registered at 3417 GASTON AVE, SUITE 1100, DALLAS, TX 752462016 (Tel: 4698009000)

๐Ÿ“
Updated Business Mailing Address April 19, 2017

Registered at 3417 GASTON AVE, SUITE 1100, DALLAS, TX 752462016 (Tel: 4698009000)

๐Ÿ‘ค
Provider Name / Credentials Updated April 19, 2017

Recorded as WELDON SMITH, M.D.

๐ŸŽ“
Medical Taxonomy / Specialty Registered (Primary Specialty) April 19, 2017

Internal Medicine (license number reported to NPPES: TX E6625)

โœ…
NPI Profile Active July 29, 2009

NPI status registered as active in NPPES database

๐Ÿ“
Practice Location (Initial Record) July 29, 2009

Registered at 3434 SWISS AVE, SUITE 430, DALLAS, TX 752046251 (Tel: 2148285030)

๐Ÿ“
Business Mailing Address (Initial Record) July 29, 2009

Registered at 3434 SWISS AVE, SUITE 430, DALLAS, TX 752046251 (Tel: 2148285030)

๐Ÿ‘ค
Provider Name / Credentials (Initial Record) July 29, 2009

Recorded as WELDON SMITH, M.D.

๐ŸŽ“
Medical Taxonomy / Specialty Registered (Primary Specialty) July 29, 2009

Internal Medicine (license number reported to NPPES: TX E6625)

๐ŸŸข
Initial NPI Registration & Enumeration August 13, 2006

First registered as active Individual Practitioner in NPPES Database.

No reviews have been published yet. Leave a review.

NPI Administrative Meta

NPI Number: 1063425155
Entity Type:
Individual Provider Physician, Nurse Practitioner, or Solo Healthcare Professional (Type 1 NPI)
Enumeration Date: August 13, 2006
Last Update: July 06, 2023
Sole Proprietor: No

Other Internal Medicine Providers in Dallas

All Internal Medicine Providers in Dallas

More public profiles in Texas

Directory navigation, in NPI number order.

Mailing Address

3417 Gaston Ave, Suite 1100

Dallas, TX 752462016

Phone: 4698009000

About This Data NPPES fields (address, phone, specialty, license) are self-reported and may be outdated; Medicare fields follow the CMS dataset named in each section. Correct directly at NPPES.