Peter Hsu, MD
Obstetrics & Gynecology Physician · San Antonio, TX
Peter Hsu, MD is an obstetrics & gynecology physician with a practice address in San Antonio, Texas, and NPI 1194012906, issued on Jun 30, 2011. Check the license (Texas R7227, as entered in NPPES) on the Texas Medical Board; the Medicare figures below come from public CMS files.
- Name
- Peter Hsu
- Credential
- MD
- Primary taxonomy
- Obstetrics & Gynecology Physician 207V00000X
- License numbers
- R7227 TX
BP10041667 TX
Self-reported in NPPES; status is on the state search - Practice location
- 3066 E Commerce St, San Antonio, TX 78220
- Phone
- (210) 233-7000
- Enumerated
- Jun 30, 2011
- Record last updated
- Jul 25, 2018 (not updated in 8 years: call before relying on the address or phone)
- Fax
- (210) 228-0065
- Entity
- Type 1 · individual
8 nearest obstetrics & gynecology physician records → All 3,524 in Texas → Look up another NPI →
Also registered at 3066 E Commerce St
A shared address usually means a shared clinic or building; it does not show who employs whom.
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- Kelly Brooks, M.D.Family Medicine Physician1881056414
- Michael Busch, LPCProfessional Counselor1730354309
- Birgit Carlson, D.D.S.Dentist1457338261
Verify Peter Hsu in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersTexas Medical Board
Search for license R7227Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
91% fewer Medicare Part D claims than the average obstetrics & gynecology physician in 2024
15 Medicare Part D claims, against an average of 165 among the 28,733 providers of this specialty who prescribed in Part D. Brand-name drugs were 0% of 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: $156.49
3 payments; by number, the most common kind was food and beverage; the largest payer was Pfizer 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.
Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.
Peter Hsu among 3,524 obstetrics & gynecology physician records in Texas
Peter Hsu, MD 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 2011, is newer than 67% of them.
- NPI issued2011 · 67% of these records are older, 31% newer
- In a Medicare fileYes · 78% of these records are
- In the CMS Doctors and Clinicians fileNo · 59% of these records are
- Record last updated2018 · 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
- Marra Francis, M.D.San Antonio, TX 782201265423875
- Luis Garcia-Arecha, M.D.San Antonio, TX 782201770588261
- Josephine Luo, MDSan Antonio, TX 782201154732683
- Jordan McMaster, MD, MPHSan Antonio, TX 782201144800293
- Kendra Thorn, M.D.San Antonio, TX 782201114116183
- Jose Trevino, MDSan Antonio, TX 782201336177591
- Jeni Vela, MDSan Antonio, TX 782201982838470
- Aurora Dominguez, M.D.San Antonio, TX 782211568697944
Common questions
What is Peter Hsu, MD's NPI number?
Peter Hsu, MD's National Provider Identifier (NPI) is 1194012906, issued on Jun 30, 2011. An NPI identifies a provider in billing; it is not a license.
Where is Peter Hsu, MD located?
The NPPES record lists a practice address at 3066 E Commerce St, San Antonio, TX, 78220. Phone: (210) 233-7000. Providers update this record themselves, so call before visiting.
How can I verify Peter Hsu, MD's license?
NPPES lists Texas license number R7227, 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 Peter Hsu, MD prescribe under Medicare Part D?
In 2024, Peter Hsu, MD had 15 Medicare Part D claims; 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.
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.