Karen L. Hasty, M.D.
Obstetrics & Gynecology Physician · San Antonio, TX
Karen L. Hasty, M.D. is an obstetrics & gynecology physician with a practice address in San Antonio, Texas, and NPI 1053378596, issued on Apr 27, 2006. Check the license (Texas K5550, as entered in NPPES) on the Texas Medical Board; the Medicare figures below come from public CMS files.
- Name
- Karen L. Hasty
- Credential
- M.D.
- Primary taxonomy
- Obstetrics & Gynecology Physician 207V00000X
- License number
- K5550 TX
Self-reported in NPPES; status is on the state search - Practice location
- 8435 Wurzbach RD Ste 101, San Antonio, TX 78229
- Phone
- (210) 593-0700
- Enumerated
- Apr 27, 2006
- Record last updated
- Sep 9, 2025
- Fax
- (210) 593-0702
- Medicaid ID
- 14338490 TX
- Medicare enrollment
- Enrolled (PECOS I20120208000464); accepts Medicare assignment
- Entity
- Type 1 · individual
8 nearest obstetrics & gynecology physician records → All 3,524 in Texas → Look up another NPI →
Also registered at 8435 Wurzbach RD Ste 101
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Caroline Forman, CNPFamily Nurse Practitioner1295440824
Verify Karen L. Hasty in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersTexas Medical Board
Search for license K5550Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
2.3 times the Medicare Part D claims of the average obstetrics & gynecology physician in 2024
372 Medicare Part D claims for 83 beneficiaries, against an average of 165 among the 28,733 providers of this specialty who prescribed in Part D.
Most prescribed
- Progesterone193 claims
- Estradiol60 claims
- Valacyclovir18 claims
- Solifenacin Succinate14 claims
- Spironolactone12 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: $598.68
38 payments; by number, the most common kind was food and beverage; the largest payer was Astellas Pharma US 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.
Bills Medicare through one group practice
- Four Seasons Ob/gyn, M.D., P.A.San Antonio, TX
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Karen L. Hasty among 3,524 obstetrics & gynecology physician records in Texas
Karen L. Hasty, 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 2006, is newer than 15% of them.
- NPI issued2006 · 15% of these records are older, 53% newer
- In a Medicare fileYes · 78% of these records are
- In the CMS Doctors and Clinicians fileYes · 59% of these records are
- Graduated1997 · 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
- Valentin Almendarez, M.D.San Antonio, TX 782291326037615
- James Bost, MDSan Antonio, TX 782291225021751
- Leslie Brown, MDSan Antonio, TX 782291710958400
- Karen Carcamo, M.D.San Antonio, TX 782291235129271
- Douglas Creedon, M.D.San Antonio, TX 782291295714780
- Rochelle David, M.D.San Antonio, TX 782291235111758
- David Dooley, M.D.San Antonio, TX 782291518947902
- Henry Garza, III, M.D.San Antonio, TX 782291962491175
Common questions
What is Karen L. Hasty, M.D.'s NPI number?
Karen L. Hasty, M.D.'s National Provider Identifier (NPI) is 1053378596, issued on Apr 27, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Karen L. Hasty, M.D. located?
The NPPES record lists a practice address at 8435 Wurzbach RD Ste 101, San Antonio, TX, 78229. Phone: (210) 593-0700. Providers update this record themselves, so call before visiting.
How can I verify Karen L. Hasty, M.D.'s license?
NPPES lists Texas license number K5550, 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 Karen L. Hasty, M.D. prescribe under Medicare Part D?
In 2024, Karen L. Hasty, M.D. had 372 Medicare Part D claims for 83 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.
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.