George John Vassar, MD
Urology Physician · San Antonio, TX
George John Vassar, MD is a urology physician with a practice address in San Antonio, Texas, and NPI 1932297157, issued on Oct 11, 2006. Check the license (Texas J8813, as entered in NPPES) on the Texas Medical Board; the Medicare figures below come from public CMS files.
- Name
- George John Vassar
- Credential
- MD
- Primary taxonomy
- Urology Physician 208800000X
- License number
- J8813 TX
Self-reported in NPPES; status is on the state search - Practice location
- 18915 Meisner Dr, San Antonio, TX 78258
- Phone
- (210) 499-5158
- Enumerated
- Oct 11, 2006
- Record last updated
- May 6, 2025
- Fax
- (210) 793-7246
- Medicare enrollment
- Enrolled (PECOS I20090217000555); accepts Medicare assignment
- Telehealth
- Offers telehealth (CMS)
- Entity
- Type 1 · individual
Also registered at 18915 Meisner Dr
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Lynette Bernot, PTPhysical Therapist1114424223
- John Case, M.D.Urology Physician1396859039
- Emily Haile, FNPFamily Nurse Practitioner1487293072
- Carissa Parish, PTPhysical Therapist1508081076
- Krisha PatelPhysician Assistant1073081725
- Daniel Saltzstein, MDUrology Physician1922088947
Verify George John Vassar in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersTexas Medical Board
Search for license J8813Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
74% more Medicare Part D claims than the average urology physician in 2024
2,332 Medicare Part D claims for 652 beneficiaries, against an average of 1,340 among the 10,782 providers of this specialty who prescribed in Part D. 48 claims were for opioids.
Most prescribed
- Tamsulosin Hcl717 claims
- Finasteride478 claims
- Myrbetriq178 claims
- Solifenacin Succinate109 claims
- Silodosin59 claims
- Testosterone Cypionate50 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.
No measured MIPS final score for 2023
CMS assigned the neutral MIPS final score of 75 without scoring Quality, Cost, Promoting Interoperability or Improvement Activities. It is an administrative threshold, so PlainDoctor does not compare it with measured clinicians.
Source: CMS Quality Payment Program, MIPS performance year 2023, group reporting; category weights for 2023 (qpp.cms.gov).
Industry payments in 2024: $951.89
27 payments; by number, the most common kind was food and beverage; the largest payer was Boston Scientific Corporation. The 9,340 providers of this specialty with any payment received $3,800.04 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 2 group practices
- Urology Partners OF North Texas, PLLCArlington, TX
- Urology San Antonio P ASan Antonio, TX
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Urology Physician providers in Texas
There are 960 urology physician records in Texas.
Other urology physician records in Texas
- Scott Aarons, MDBaytown, TX1841386919
- Harrison Abrahams, MDArlington, TX1285629881
- Sujeet Acharya, MDDallas, TX1962658674
- Desmond Adamu, M.D.McAllen, TX1477996585
- Oyeyemi Adeniran, NPWaxahachie, TX1922779677
- Achankeng Afiadata, M.D.Lubbock, TX1851786321
- Monty Aghazadeh, MDHouston, TX1134439086
- Diego Aguilar Palacios, M.DEdinburg, TX1447613112
- Abdulhadi Akhtar, MDHouston, TX1104271360
- Leyla AkhverdiyevaCypress, TX1225590987
Common questions
What is George John Vassar, MD's NPI number?
George John Vassar, MD's National Provider Identifier (NPI) is 1932297157, issued on Oct 11, 2006. An NPI identifies a provider in billing; it is not a license.
Where is George John Vassar, MD located?
The NPPES record lists a practice address at 18915 Meisner Dr, San Antonio, TX, 78258. Phone: (210) 499-5158. Providers update this record themselves, so call before visiting.
How can I verify George John Vassar, MD's license?
NPPES lists Texas license number J8813, 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 George John Vassar, MD prescribe under Medicare Part D?
In 2024, George John Vassar, MD had 2,332 Medicare Part D claims for 652 beneficiaries; the average among urology physician prescribers was 1,340. Part D covers Medicare prescriptions only.
What is George John Vassar, MD's MIPS final score?
CMS assigned the neutral MIPS final score of 75 for 2023 without scoring any category, so it is not a measured result.
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.