Independent US Healthcare Provider Directory & Public Medical Database Patient Guides

Sandra M Kozlowski , PA-C

Physician Assistant โ€ข Largo, FL

Active NPI 1558390955 Individual Practitioner Female Practitioner Accepts Medicare assignment Telehealth (some services)
Practice location in NPPES

1301 2nd Ave Sw
Largo, FL 337702298

Call 7275847706 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

1301 2nd Ave Sw

Largo, FL 337702298

Telephone 7275847706
Fax 7275812786
Organization at the Same NPPES Address or Phone
Diagnostic Clinic Medical Group Inc. Facility NPI 1407851314

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: West Central Gastroenterology Llp. 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

Graduation Year

2004

Medicare patients

127 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 $13,167 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 $9,574 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

1,134 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

$114,229 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: $1,537.70 across 57 records.

By nature of payment

  • Food and Beverage: $1,537.70 across 57 records.

Reporting-company totals (3 largest of 11)

  • ABBVIE INC.: $359.79 across 17 records.
  • Madrigal Pharmaceuticals: $254.64 across 6 records.
  • Takeda Pharmaceuticals U.S.A., Inc.: $227.16 across 10 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

22 years (graduated 2004)

CMS Doctors and Clinicians data list 2004 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)

Sandra Kozlowski 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 Sandra Kozlowski 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 Largo and Florida

Billing and prescribing volume is not a quality rating.

Medicare Part B services

Fewer Medicare Part B services than 60% of clinicians listed under Physician Assistant in Largo, FL (2024, 23 clinicians with data). Median for this group: 254. Middle half: 103 to 651.

Fewer Medicare Part B services than 60% of clinicians listed under Physician Assistant in Florida (2024, 4,397 clinicians with data). Median for this group: 252. Middle half: 82 to 807.

Medicare-allowed amount

A lower Medicare-allowed amount than 60% of clinicians listed under Physician Assistant in Largo, FL (2024, 23 clinicians with data). Median for this group: $18,099. Middle half: $9,690 to $40,805.

A lower Medicare-allowed amount than 60% of clinicians listed under Physician Assistant in Florida (2024, 4,397 clinicians with data). Median for this group: $19,984. Middle half: $7,371 to $51,670.

Paid by Medicare

A lower Medicare payment amount than 65% of clinicians listed under Physician Assistant in Largo, FL (2024, 23 clinicians with data). Median for this group: $14,611. Middle half: $7,509 to $30,079.

A lower Medicare payment amount than 60% of clinicians listed under Physician Assistant in Florida (2024, 4,397 clinicians with data). Median for this group: $14,814. Middle half: $5,414 to $38,190.

Medicare Part D prescriptions

More Part D prescriptions than 60% of clinicians listed under Physician Assistant in Largo, FL (2024, 26 clinicians with data). Median for this group: 326. Middle half: 153 to 675.

Close to the middle for clinicians listed under Physician Assistant in Florida (2024, 4,894 clinicians with data). Median for this group: 270. Middle half: 78 to 825.

Part D drug cost

A higher Part D drug cost than 80% of clinicians listed under Physician Assistant in Largo, FL (2024, 26 clinicians with data). Median for this group: $14,276. Middle half: $1,547 to $100,047.

A higher Part D drug cost than 80% of clinicians listed under Physician Assistant in Florida (2024, 4,894 clinicians with data). Median for this group: $5,225. Middle half: $703 to $70,250.

50 active clinicians are listed under Physician Assistant with a practice address in Largo, FL (10,260 in Florida).

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

Telehealth indicator in Largo

10% of these 50 clinicians have the CMS telehealth indicator.

50% of these 50 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): 57 records totaling $1,537.70.

Manufacturer Payment Nature Product Type Amount ($)
Janssen Pharmaceuticals, Inc
Food and Beverage
In-kind items and services
TREMFYA General $80.90
Madrigal Pharmaceuticals
Food and Beverage
In-kind items and services
REZDIFFRA General $49.72
Madrigal Pharmaceuticals
Food and Beverage
In-kind items and services
REZDIFFRA General $44.75
Madrigal Pharmaceuticals
Food and Beverage
In-kind items and services
REZDIFFRA General $44.21
Madrigal Pharmaceuticals
Food and Beverage
In-kind items and services
REZDIFFRA General $40.62
Janssen Pharmaceuticals, Inc
Food and Beverage
In-kind items and services
TREMFYA General $38.96
Janssen Pharmaceuticals, Inc
Food and Beverage
In-kind items and services
TREMFYA General $38.57
Madrigal Pharmaceuticals
Food and Beverage
In-kind items and services
REZDIFFRA General $38.05
Madrigal Pharmaceuticals
Food and Beverage
In-kind items and services
REZDIFFRA General $37.29
Takeda Pharmaceuticals U.S.A., Inc.
Food and Beverage
In-kind items and services
ENTYVIO General $37.17
Aimmune Therapeutics, Inc.
Food and Beverage
In-kind items and services
ZENPEP General $34.39
Takeda Pharmaceuticals U.S.A., Inc.
Food and Beverage
In-kind items and services
ENTYVIO General $34.01
Takeda Pharmaceuticals U.S.A., Inc.
Food and Beverage
In-kind items and services
ENTYVIO General $33.69
ABBVIE INC.
Food and Beverage
In-kind items and services
RINVOQ General $32.59
Janssen Pharmaceuticals, Inc
Food and Beverage
In-kind items and services
TREMFYA General $32.35
Gilead Sciences, Inc.
Food and Beverage
In-kind items and services
โ€” General $30.17
Gilead Sciences, Inc.
Food and Beverage
In-kind items and services
โ€” General $30.17
Janssen Pharmaceuticals, Inc
Food and Beverage
In-kind items and services
TREMFYA General $29.43
Janssen Pharmaceuticals, Inc
Food and Beverage
In-kind items and services
TREMFYA General $29.16
Takeda Pharmaceuticals U.S.A., Inc.
Food and Beverage
In-kind items and services
EOHILIA General $27.83
Aimmune Therapeutics, Inc.
Food and Beverage
In-kind items and services
ZENPEP General $27.50
ABBVIE INC.
Food and Beverage
In-kind items and services
RINVOQ General $26.96
ABBVIE INC.
Food and Beverage
In-kind items and services
RINVOQ General $26.82
Gilead Sciences, Inc.
Food and Beverage
In-kind items and services
โ€” General $26.75
Salix Pharmaceuticals, a division of Bausch Health US, LLC
Food and Beverage
In-kind items and services
XIFAXAN General $26.44

(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
71 57 $197.02 $108.07
99213 Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more
41 38 $136.86 $78.28
99202 New patient office or other outpatient visit with straightforward medical decision making, if using time, 15 minutes or more
26 26 $108.37 $61.79
99212 Established patient office or other outpatient visit with straightforward medical decision making, if using time, 10 minutes or more
14 13 $83.69 $48.44

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
Omeprazole Omeprazole 150 13,406 $2,495.84 59
Pantoprazole Sodium Pantoprazole Sodium 135 11,170 $1,380.90 50
Famotidine Famotidine 41 3,697 $901.73 17
Mesalamine Mesalamine 18 1,594 $5,966.13 โ€”
Linzess Linaclotide 17 930 $15,374.04 โ€”
Esomeprazole Magnesium Esomeprazole Magnesium 16 1,320 $360.90 โ€”
Creon Lipase/Protease/Amylase 15 817 $82,275.56 โ€”
Sutab Sod Sulf/Pot Chloride/Mag Sulf 14 19 $2,307.79 14
Dexlansoprazole Dr Dexlansoprazole 13 570 $3,166.48 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: 2021-02-10
Physician Assistant Primary Specialty

NUCC Taxonomy Code: 363A00000X

License # reported to NPPES FL PA9103053

A physician assistant is a person who has successfully completed an accredited education program for physician assistant, is licensed by the state and is practicing within the scope of that license. Physician assistants are formally trained to perform many of the routine, time-consuming tasks a physician can do. In some states, they may prescribe medications. They take medical histories, perform physical exams, order lab tests and x-rays, and give inoculations. Most states require that they work under the supervision of a physician.

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: Florida Department of Health Medical Quality Assurance.
Look Up on State Board Site

Medicare (PECOS) Enrollment & Ordering Eligibility

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

PRACTITIONER - PHYSICIAN ASSISTANT

Medicare Enrollment ID

I20050119000921

Enrollment State Jurisdiction

FL

PECOS Control ID

1557310273

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

West Central Gastroenterology Llp

3001 Executive Dr, Clearwater, FL 337625323

Phone: 7273470005

West Central Gastroenterology Llp

1831 N Belcher Rd, Clearwater, FL 337651453

Phone: 7277964544

West Central Gastroenterology Llp

6225 66 St N, Pinellas Park, FL 337815025

Phone: 7275210994

Clinicians Sharing This Practice Address or Phone

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

33 listed
Dr. Riad Bankusli , MD

Internal Medicine

NPI 1497242804

Doctor of Medicine (M.D.)

Dr. Eric Barnes , DPT

Physical Therapist

NPI 1639597164

Doctor of Physical Therapy

Dr. Beth Benson , MD

Obstetrics & Gynecology

NPI 1205811197

Doctor of Medicine (M.D.)

Dr. Helen Brvenik , MD

Family Medicine

NPI 1326253543

Doctor of Medicine (M.D.)

NPI 1588221972

Doctor of Medicine (M.D.)

Kiersten Crabtree , APRN

Nurse Practitioner - Family

NPI 1053975466

Advanced Practice Registered Nurse

Career & Practice History Timeline

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

8 Historical Events
๐Ÿ“
Updated Practice Location February 10, 2021

Registered at 1301 2ND AVE SW, LARGO, FL 337702298 (Tel: 7275847706)

๐Ÿ“
Updated Business Mailing Address February 10, 2021

Registered at 1301 2ND AVE SW, LARGO, FL 337702298 (Tel: 7275818767)

โœ…
NPI Profile Active July 01, 2010

NPI status registered as active in NPPES database

๐Ÿ“
Practice Location (Initial Record) July 01, 2010

Registered at 1301 2ND AVE SW, LARGO, FL 337703120 (Tel: 7275847706)

๐Ÿ“
Business Mailing Address (Initial Record) July 01, 2010

Registered at 13582 OAK RUN CT, SEMINOLE, FL 337763440 (Tel: 7275195753)

๐Ÿ‘ค
Provider Name / Credentials (Initial Record) July 01, 2010

Recorded as SANDRA KOZLOWSKI, P.A.-C.

๐ŸŽ“
Medical Taxonomy / Specialty Registered (Primary Specialty) July 01, 2010

Physician Assistant (license number reported to NPPES: FL PA9103053)

๐ŸŸข
Initial NPI Registration & Enumeration June 30, 2006

First registered as active Individual Practitioner in NPPES Database.

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NPI Administrative Meta

NPI Number: 1558390955
Entity Type:
Individual Provider Physician, Nurse Practitioner, or Solo Healthcare Professional (Type 1 NPI)
Enumeration Date: June 30, 2006
Last Update: February 10, 2021
Sole Proprietor: No

Other Physician Assistants in Largo

All Physician Assistants in Largo

Mailing Address

1301 2nd Ave Sw

Largo, FL 337702298

Phone: 7275818767

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.