NPPES file of Aug 9, 2026

Maryam Zafer, MD

Hepatology Physician · Houston, TX

Maryam Zafer, MD is a hepatology physician with a practice address in Houston, Texas, and NPI 1659864866, issued on Jun 12, 2018. Check the license (Texas V9180, as entered in NPPES) on the Texas Medical Board; the Medicare figures below come from public CMS files.

Record from CMS NPPES, file of Aug 9, 2026 · Medicare files 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1659864866
Name
Maryam Zafer
Credential
MD
Primary taxonomy
Hepatology Physician 207RI0008X
License numbers
V9180 TX
125071980 IL
Self-reported in NPPES; status is on the state search
Practice location
6620 Main St Ste 1450, Houston, TX 77030
Phone
(713) 798-1716
Enumerated
Jun 12, 2018
Record last updated
Feb 12, 2026
Medicare enrollment
Enrolled (PECOS I20250731004806); accepts Medicare assignment
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). Enrollment, assignment, school and telehealth: CMS Doctors and Clinicians file, Aug 2026. A record is not a license: verify it with the state board.
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Also registered at 6620 Main St Ste 1450

A shared address usually means a shared clinic or building; it does not show who employs whom.

  1. Mauricio Amaya, AGACNP-BCAcute Care Nurse Practitioner1457846982
  2. Jamie Chung, MSN, APRN, AGACNP-BCAcute Care Nurse Practitioner1255834552
  3. Katie Davidson, FNP-CFamily Nurse Practitioner1952864118
  4. Grace DouthitAcute Care Nurse Practitioner1285215095
  5. Nikea Duty, AGACNP-BCAcute Care Nurse Practitioner1306665526
  6. Avegail Flores, MDTransplant Hepatology Physician1275725293

Verify Maryam Zafer in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersTexas Medical Board
    Search for license V9180
    Check the board
  3. 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
  4. 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
  5. 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Open the Texas license search

PlainDoctor does not match the HHS-OIG exclusion list to individual records: most entries carry no NPI. Search the OIG exclusion list by name.

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90% fewer Medicare Part D claims than the average hepatology physician in 2024

79 Medicare Part D claims for 38 beneficiaries, against an average of 762 among the 228 providers of this specialty who prescribed in Part D. Brand-name drugs were 14% of claims.

  1. Maryam Zafer79
  2. Specialty average762

Most prescribed

  1. Omeprazole18 claims

Source: CMS Medicare Part D Prescribers by Provider and Drug, 2024 (data.cms.gov). Part D covers prescriptions for Medicare patients only; drugs with fewer than 11 claims are not published.

Industry payments in 2024: $348.89

3 payments; by number, the most common kind was food and beverage; the largest payer was Regeneron Healthcare Solutions, Inc. The 177 providers of this specialty with any payment received $18,492.64 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Maryam Zafer$349
  2. Specialty average$18,493

Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.

Bills Medicare through one group practice

  1. Baylor College OF MedicineHouston, TX

Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).

Maryam Zafer among 23 hepatology physician records in Texas

Maryam Zafer, MD is one of 23 hepatology physician records with a practice address in Texas. 87% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2018, is newer than 91% of them.

  • NPI issued2018 · 91% of these records are older, 4% newer
  • In a Medicare fileYes · 87% of these records are
  • In the CMS Doctors and Clinicians fileYes · 65% of these records are
  • Graduated2018 · median 2006 among the 15 with a school on file
  • Record last updated2026 · 52% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207RI0008X and a Texas practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Hepatology Physician providers in Texas

There are 23 hepatology physician records in Texas.

The 8 hepatology physician records with the nearest ZIP codes

  1. Rafael Botero, M.D.Houston, TX 770301023042959
  2. Ammara Naveed, M.DHouston, TX 770301952532889
  3. Tuan Pham, M.D.Houston, TX 770301366604423
  4. Rise Stribling, MDHouston, TX 770301396825634
  5. Norman Sussman, MDHouston, TX 770301578643813
  6. Joseph Galati, M.D.Houston, TX 770041821069162
  7. Eugenia Tsai, M.D.San Antonio, TX 782151598028870
  8. Kermit Speeg, M.D.San Antonio, TX 782291932117108

Common questions

What is Maryam Zafer, MD's NPI number?

Maryam Zafer, MD's National Provider Identifier (NPI) is 1659864866, issued on Jun 12, 2018. An NPI identifies a provider in billing; it is not a license.

Where is Maryam Zafer, MD located?

The NPPES record lists a practice address at 6620 Main St Ste 1450, Houston, TX, 77030. Phone: (713) 798-1716. Providers update this record themselves, so call before visiting.

How can I verify Maryam Zafer, MD's license?

NPPES lists Texas license number V9180, as entered by the provider. Search the Texas Medical Board at https://profile.tmb.state.tx.us/Search.aspx. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.

How much does Maryam Zafer, MD prescribe under Medicare Part D?

In 2024, Maryam Zafer, MD had 79 Medicare Part D claims for 38 beneficiaries; the average among hepatology physician prescribers was 762. Part D covers Medicare prescriptions only.

Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. Medicare files from data.cms.gov. An NPI identifies who bills; it is not a license.

Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments; the HHS-OIG exclusion list only as counts) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 9, 2026.