Jason Bass, M.D.
Obstetrics & Gynecology Physician · French Camp, CA
Jason Bass, M.D. is an obstetrics & gynecology physician with a practice address in French Camp, California, and NPI 1770512030, issued on Jun 30, 2006. Check the license (California G086183, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.
- Name
- Jason Bass
- Credential
- M.D.
- Primary taxonomy
- Obstetrics & Gynecology Physician 207V00000X
- License number
- G086183 CA
Self-reported in NPPES; status is on the state search - Practice location
- 500 W. Hospital RD., French Camp, CA 95231
- Phone
- (209) 468-6820
- Enumerated
- Jun 30, 2006
- Entity
- Type 1 · individual
Also registered at 500 W. Hospital RD.
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Belinda Aleman, P.A.Physician Assistant1467469676
- Jered ArquiettePharmacist1194035535
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- Kalpana Balaguru, M.D.Family Medicine Physician1457364184
- Gregory Baumgarten, N.P.Licensed Practical Nurse1598846099
- Dale Bishop, M.D.Family Medicine Physician1508886557
Verify Jason Bass in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMedical Board of California
Search for license G086183Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS, AOA, NCCPA, AANPNot checked
72% fewer Medicare Part D claims than the average obstetrics & gynecology physician in 2024
52 Medicare Part D claims, against an average of 188 among the 27,363 providers of this specialty who prescribed in Part D.
Most prescribed
- Hydralazine Hcl11 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.
The practice group's Medicare quality score for 2023: 78.1 of 100
The Merit-based Incentive Payment System score is reported for the practice group, not for one clinician alone. Four categories are weighted into the final score; the average among 454,083 clinicians with a measured score was 83.5.
Source: CMS Quality Payment Program, MIPS performance year 2023, group reporting; category weights for 2023 (qpp.cms.gov).
Industry payments in 2024: $68.93
3 payments, mostly food and beverage; the largest payer was Astellas Pharma US Inc. The 20,757 providers of this specialty with any payment received $1,147.37 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.
Obstetrics & Gynecology Physician providers in California
There are 5,004 obstetrics & gynecology physician records in California.
Other obstetrics & gynecology physician records in California
- Ingrid Aalami, MDSan Jose, CA1952376550
- Avisa Abaian- Eagar, M.D.Orange, CA1316057755
- Derek Abbassi, MDWalnut Creek, CA1841364155
- Nicole Abell, DOVentura, CA1811243603
- Zachary AbelsonLos Angeles, CA1689237414
- Sina Abhari, MDNewport Beach, CA1073955290
- Ray Abinader, M.D.Loma Linda, CA1770901548
- Tarek Abou El Kheir, M.D.San Bernardino, CA1477521789
- Nada Abou-HaibaLos Angeles, CA1134067549
- Ariel Abrahams, MDDowney, CA1376726174
Common questions
What is Jason Bass, M.D.'s NPI number?
Jason Bass, M.D.'s National Provider Identifier (NPI) is 1770512030, issued on Jun 30, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Jason Bass, M.D. located?
The NPPES record lists a practice address at 500 W. Hospital RD., French Camp, CA, 95231. Phone: (209) 468-6820. Providers update this record themselves, so call before visiting.
How can I verify Jason Bass, M.D.'s license?
NPPES lists California license number G086183, as entered by the provider. Search the Medical Board of California at https://www.mbc.ca.gov/License-Verification/default.aspx. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does Jason Bass, M.D. prescribe under Medicare Part D?
In 2024, Jason Bass, M.D. had 52 Medicare Part D claims; the average among obstetrics & gynecology physician prescribers was 188. Part D covers Medicare prescriptions only.
What is Jason Bass, M.D.'s Medicare quality score?
The 2023 MIPS final score is 78.1 of 100, reported for the practice group. The average among 454,083 clinicians with a measured score was 83.5.
Source: CMS National Plan and Provider Enumeration System (NPPES), loaded Aug 27, 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.
Every figure on PlainDoctor is rendered directly from the federal CMS NPPES registry, Medicare Part D, MIPS, and Open Payments records, no number is typed in by an editor. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 27, 2026.