Independent US Healthcare Provider Directory & Public Medical Database Patient Guides

Dr. Christopher Hijun Chon , MD

Urology โ€ข Houston, TX

Active NPI 1861427445 Individual Practitioner Male Practitioner Accepts Medicare assignment
Practice location in NPPES

2727 W Holcombe Blvd, 4th Floor
Houston, TX 770251669

Call 7134420000 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

2727 W Holcombe Blvd
4th Floor

Houston, TX 770251669

Telephone 7134420000
Organization at the Same NPPES Address or Phone
Kelsey-Seybold Medical Group, Pllc Facility NPI 1013915255

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

NPPES lists 1 additional practice-address record in Houston, TX. See the list

Source: CMS NPPES NPI Registry, practice location records; release date unavailable.

CMS Doctors and Clinicians lists 1 group name: Kelsey-Seybold Medical Group, Pllc. 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

Stanford University School Of Medicine

Graduation Year

1997

Medicare-allowed amount

About $898 in 2020

The total amount Medicare approved for these services in 2020. 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, 2020.

Paid by Medicare

About $463 in 2020

The part of the Medicare-allowed amount that Medicare itself paid in 2020, 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, 2020.

30-day fills

6,824 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

$169,759 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: $905.21 across 5 records.

By nature of payment

  • Food and Beverage: $473.04 across 3 records.
  • Travel and Lodging: $432.17 across 2 records.

Reporting-company totals

  • INTUITIVE SURGICAL, INC.: $883.49 across 4 records.
  • Boston Scientific Corporation: $21.72 across 1 record.

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

29 years (graduated 1997)

CMS Doctors and Clinicians data list 1997 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

No telehealth indicator

CMS shows this indicator only when recent Medicare claims include telehealth services. The clinician may still offer telehealth; ask the office.

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. Chon 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. Chon 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 Houston and Texas

Billing and prescribing volume is not a quality rating.

Medicare Part D prescriptions

More Part D prescriptions than 85% of clinicians listed under Urology in Houston, TX (2024, 123 clinicians with data). Median for this group: 840. Middle half: 168 to 2,301.

More Part D prescriptions than 85% of clinicians listed under Urology in Texas (2024, 667 clinicians with data). Median for this group: 1,254. Middle half: 393 to 2,342.

Part D drug cost

A higher Part D drug cost than 60% of clinicians listed under Urology in Houston, TX (2024, 123 clinicians with data). Median for this group: $122,097. Middle half: $5,939 to $231,314.

Close to the middle for clinicians listed under Urology in Texas (2024, 667 clinicians with data). Median for this group: $146,128. Middle half: $29,835 to $354,962.

Medicare Part B

Comparisons use 2024 data. The latest CMS data for Dr. Chon are from 2020.

181 active clinicians are listed under Urology with a practice address in Houston, TX (961 in Texas).

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

Telehealth indicator in Houston

42.5% of these 181 clinicians have the CMS telehealth indicator.

70.2% of these 181 clinicians are listed by CMS as accepting Medicare assignment.

Sources: CMS Medicare Physician & Other Practitioners (2020), 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): fewer than 11 records totaling $905.21.

Manufacturer Payment Nature Product Type Amount ($)
INTUITIVE SURGICAL, INC.
Travel and Lodging
In-kind items and services
Da Vinci Surgical System General $413.17
INTUITIVE SURGICAL, INC.
Food and Beverage
In-kind items and services
Da Vinci Surgical System General $390.68
INTUITIVE SURGICAL, INC.
Food and Beverage
In-kind items and services
Da Vinci Surgical System General $60.64
Boston Scientific Corporation
Food and Beverage
In-kind items and services
LithoVue General $21.72
INTUITIVE SURGICAL, INC.
Travel and Lodging
In-kind items and services
Da Vinci Surgical System General $19.00

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

Performed Procedures & Service Volume

Services billed to Original Medicare Part B in 2020.

CMS Part B ยท Data Year 2020

CPTยฎ is a registered trademark of the American Medical Association. CPT codes, descriptions and other data only are copyright 2019 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, 2020; 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
99213 Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more
13 11 $264.00 $69.11

Source: CMS Part B by Provider and Service, 2020; 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
Tamsulosin Hcl Tamsulosin Hcl 1,149 91,262 $66,621.01 413
Finasteride Finasteride 506 43,903 $14,716.74 170
Oxybutynin Chloride Er Oxybutynin Chloride 336 23,177 $20,006.36 117
Sulfamethoxazole-Trimethoprim Sulfamethoxazole/Trimethoprim 302 1,658 $375.61 198
Hydrocodone-Acetaminophen Hydrocodone/Acetaminophen 89 410 $283.43 78
Ciprofloxacin Hcl Ciprofloxacin Hcl 85 453 $313.25 64
Amoxicillin-Clavulanate Potass Amoxicillin/Potassium Clav 85 615 $606.57 65
Alfuzosin Hcl Er Alfuzosin Hcl 75 6,090 $4,028.84 29
Levofloxacin Levofloxacin 58 181 $99.10 47
Sildenafil Citrate Sildenafil Citrate 56 1,410 $2,774.02 12
Trospium Chloride Er Trospium Chloride 46 2,520 $7,987.53 19
Testosterone Cypionate Testosterone Cypionate 39 2,246 $1,668.08 12
Myrbetriq Mirabegron 38 1,740 $25,611.96 11
Nitrofurantoin Mono-Macro Nitrofurantoin Monohyd/M-Cryst 30 214 $406.10 25
Nitrofurantoin Nitrofurantoin Macrocrystal 25 1,530 $1,288.53 โ€”
Doxycycline Hyclate Doxycycline Hyclate 22 185 $395.20 16
Dutasteride Dutasteride 21 1,830 $1,902.60 โ€”
Solifenacin Succinate Solifenacin Succinate 20 1,320 $2,050.36 โ€”
Estradiol Estradiol 18 1,654 $1,211.58 12
Testosterone Testosterone 17 995 $5,774.62 โ€”
Clotrimazole-Betamethasone Clotrimazole/Betamethasone Dip 16 436 $347.94 โ€”
Doxazosin Mesylate Doxazosin Mesylate 16 1,440 $479.38 โ€”
Terazosin Hcl Terazosin Hcl 16 1,440 $278.55 โ€”
Gemtesa Vibegron 13 690 $10,531.66 โ€”

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: 2021-06-05
Urology Primary Specialty

NUCC Taxonomy Code: 208800000X

License # reported to NPPES TX L9141

A urologist manages benign and malignant medical and surgical disorders of the genitourinary system and the adrenal gland. This specialist has comprehensive knowledge of and skills in endoscopic, percutaneous and open surgery of congenital and acquired conditions of the urinary and reproductive systems and their contiguous structures.

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
167561302 (TX)
Medicaid ID
167559701 (TX)
Medicaid ID
167561301 (TX)

Medicare (PECOS) Enrollment & Ordering Eligibility

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

PRACTITIONER - UROLOGY

Medicare Enrollment ID

I20040914000811

Enrollment State Jurisdiction

TX

PECOS Control ID

7113994617

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

Kelsey-Seybold Medical Group, Pllc

2727 W Holcombe Blvd, Houston, TX 770251669

Phone: 7134420000

Secondary Practice Locations

15655 Cypress Wood Medical Dr Ste 100

Houston, TX 770141487

Phone: 7134421700

Clinicians Sharing This Practice Address or Phone

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

35 listed
Dr. Donald Aga , MD

Internal Medicine

NPI 1093749103

Doctor of Medicine (M.D.)

Dr. Ali Al-Himyary , MD

Internal Medicine - Pulmonary Disease

NPI 1033149810

Doctor of Medicine (M.D.)

Kayla Belin , PA-C

Physician Assistant

NPI 1023439056

Physician Assistant (Certified)

Amy Caruso , PA-C

Physician Assistant

NPI 1083817977

Physician Assistant (Certified)

Beatriz Casas , PA-C

Physician Assistant

NPI 1114639002

Physician Assistant (Certified)

Courtney Champagne , FNP-C

Nurse Practitioner - Family

NPI 1043928229

Family Nurse Practitioner (Certified)

Career & Practice History

NPI enumerated July 11, 2006.

No changes to the name, practice address, taxonomy or NPI status in this record have been observed in the monthly NPPES data files from January 2017 to August 2026.

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NPI Administrative Meta

NPI Number: 1861427445
Entity Type:
Individual Provider Physician, Nurse Practitioner, or Solo Healthcare Professional (Type 1 NPI)
Enumeration Date: July 11, 2006
Last Update: June 05, 2021
Sole Proprietor: No

Other Urology Specialists in Houston

All Urology Specialists in Houston

Mailing Address

11511 Shadow Creek Pkwy

Pearland, TX 775847298

Phone: 7134420000

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.