NPPES file of Aug 9, 2026

Gillian Graham Smith, M.D.

Obstetrics & Gynecology Physician · San Antonio, TX

Gillian Graham Smith, M.D. is an obstetrics & gynecology physician with a practice address in San Antonio, Texas, and NPI 1639566680, issued on Apr 16, 2015. Check the license (Texas R9622, 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
1639566680
Name
Gillian Graham Smith
Credential
M.D.
Primary taxonomy
Obstetrics & Gynecology Physician 207V00000X
License number
R9622 TX
Self-reported in NPPES; status is on the state search
Practice location
430 W Sunset RD Ste 202, San Antonio, TX 78209
Phone
(210) 653-5501
Enumerated
Apr 16, 2015
Record last updated
Jun 24, 2025
Medicaid ID
392560404 TX
Medicare enrollment
Enrolled (PECOS I20191108000984); accepts Medicare assignment
Medical or professional school
Texas Tech University Health Science Center School Of Medicine, 2015
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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8 nearest obstetrics & gynecology physician records → All 3,524 in Texas → Look up another NPI →

Also registered at 430 W Sunset RD Ste 202

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

  1. Hailey Gaskamp, DOObstetrics & Gynecology Physician1518545730
  2. Caitlin Martin, M.D.Obstetrics & Gynecology Physician1669859310

Verify Gillian Graham Smith in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersTexas Medical Board
    Search for license R9622    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

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28% more Medicare Part D claims than the average obstetrics & gynecology physician in 2024

212 Medicare Part D claims for 72 beneficiaries, against an average of 165 among the 28,733 providers of this specialty who prescribed in Part D. Brand-name drugs were 7% of claims.

  1. Gillian Smith212
  2. Specialty average165

Most prescribed

  1. Estradiol66 claims
  2. Estradiol-Norethindrone Acetat14 claims
  3. Progesterone14 claims
  4. Alendronate Sodium12 claims
  5. Sprintec11 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: $491.62

25 payments; by number, the most common kind was food and beverage; the largest payer was Abbvie Inc. The 21,429 providers of this specialty with any payment received $1,030.61 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Gillian Smith$491.62
  2. Specialty average$1,030.61

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. Synergy Healthcare Associates, PLLCSpring Branch, TX

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

Gillian Graham Smith among 3,524 obstetrics & gynecology physician records in Texas

Gillian Graham Smith, M.D. is one of 3,524 obstetrics & gynecology physician records with a practice address in Texas. 78% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2015, is newer than 78% of them.

  • NPI issued2015 · 78% of these records are older, 20% newer
  • In a Medicare fileYes · 78% of these records are
  • In the CMS Doctors and Clinicians fileYes · 59% of these records are
  • Graduated2015 · median 2005 among the 2,093 with a school on file
  • Record last updated2025 · 54% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207V00000X and a Texas practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Obstetrics & Gynecology Physician providers in Texas

There are 3,524 obstetrics & gynecology physician records in Texas.

All 3,524 in Texas → Every provider in San Antonio → Obstetrics & Gynecology Physician nationwide →

The 8 obstetrics & gynecology physician records with the nearest ZIP codes

  1. Jami BarnardSan Antonio, TX 782091487097705
  2. Henry Chen, M.D.San Antonio, TX 782091922047455
  3. Joe Childress, M.D.San Antonio, TX 782091063401271
  4. Katherine Cornforth, M.D.San Antonio, TX 782091366760548
  5. Hailey Gaskamp, DOSan Antonio, TX 782091518545730
  6. Rebecca Gee, M.D.San Antonio, TX 782091841247723
  7. Caitlin Martin, M.D.San Antonio, TX 782091669859310
  8. Chichi Woo, MDSan Antonio, TX 782101023119070

Common questions

What is Gillian Graham Smith, M.D.'s NPI number?

Gillian Graham Smith, M.D.'s National Provider Identifier (NPI) is 1639566680, issued on Apr 16, 2015. An NPI identifies a provider in billing; it is not a license.

Where is Gillian Graham Smith, M.D. located?

The NPPES record lists a practice address at 430 W Sunset RD Ste 202, San Antonio, TX, 78209. Phone: (210) 653-5501. Providers update this record themselves, so call before visiting.

How can I verify Gillian Graham Smith, M.D.'s license?

NPPES lists Texas license number R9622, 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 Gillian Graham Smith, M.D. prescribe under Medicare Part D?

In 2024, Gillian Graham Smith, M.D. had 212 Medicare Part D claims for 72 beneficiaries; the average among obstetrics & gynecology physician prescribers was 165. 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.

Written with AI tools from the named public files; every figure is computed from those files (how it is made).

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.