Catherine F. Mathis, M.D.
Obstetrics & Gynecology Physician · Manteca, CA
Catherine F. Mathis, M.D. is an obstetrics & gynecology physician with a practice address in Manteca, California, and NPI 1457423279, issued on Nov 15, 2006. Check the license (California A96553, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.
- Name
- Catherine F. Mathis
- Credential
- M.D.
- Primary taxonomy
- Obstetrics & Gynecology Physician 207V00000X
- License number
- A96553 CA
Self-reported in NPPES; status is on the state search - Practice location
- 1234 E. North St, Manteca, CA 95336
- Phone
- (209) 824-2202
- Enumerated
- Nov 15, 2006
- Record last updated
- Oct 28, 2008 (not updated in 18 years: call before relying on the address or phone)
- Fax
- (209) 824-2205
- Medicaid ID
- 00A965530 CA
- Entity
- Type 1 · individual
8 nearest obstetrics & gynecology physician records → All 5,088 in California → Look up another NPI →
Verify Catherine F. Mathis in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMedical Board of California
Search for license A96553Check 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
46 Medicare Part D claims for 24 beneficiaries, against an average of 165 among the 28,733 providers of this specialty who prescribed in Part D.
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: $90.78
2 payments; by number, the most common kind was food and beverage; the largest payer was Dexcom, 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.
Catherine F. Mathis among 5,088 obstetrics & gynecology physician records in California
Catherine F. Mathis, M.D. is one of 5,088 obstetrics & gynecology physician records with a practice address in California. 74% 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 5% of them.
- NPI issued2006 · 5% of these records are older, 52% newer
- In a Medicare fileYes · 74% of these records are
- In the CMS Doctors and Clinicians fileNo · 53% of these records are
- Record last updated2008 · 64% 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 California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
11 obstetrics & gynecology physician records list a practice address in Manteca
They are 11 of the 1,017 NPPES records with a practice address in Manteca, and 5,088 obstetrics & gynecology physician records in California.
All 5,088 in California → Every provider in Manteca → Obstetrics & Gynecology Physician nationwide →
The 8 obstetrics & gynecology physician records with the nearest ZIP codes
- Linda Bouchard, M.D.Manteca, CA 953361275569352
- Tonja Harris-Stansil, M.D.Manteca, CA 953361578653028
- Gail Joseph, M.D.Manteca, CA 953361447543160
- George Kunhardt, MDManteca, CA 953361952491987
- Kelly Mah, M.D.Manteca, CA 953361053420489
- George Scott, MDManteca, CA 953361942288873
- Preeti Srivatsa, MDManteca, CA 953361659326775
- Cynthia Vanata, DOManteca, CA 953361093748006
Common questions
What is Catherine F. Mathis, M.D.'s NPI number?
Catherine F. Mathis, M.D.'s National Provider Identifier (NPI) is 1457423279, issued on Nov 15, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Catherine F. Mathis, M.D. located?
The NPPES record lists a practice address at 1234 E. North St, Manteca, CA, 95336. Phone: (209) 824-2202. Providers update this record themselves, so call before visiting.
How can I verify Catherine F. Mathis, M.D.'s license?
NPPES lists California license number A96553, 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 Catherine F. Mathis, M.D. prescribe under Medicare Part D?
In 2024, Catherine F. Mathis, M.D. had 46 Medicare Part D claims for 24 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.