Martha Monica Rivera, M.D.
Obstetrics & Gynecology Physician · Visalia, CA
Martha Monica Rivera, M.D. is an obstetrics & gynecology physician with a practice address in Visalia, California, and NPI 1932165206, issued on Apr 25, 2006. Check the license (California A88457, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.
- Name
- Martha Monica Rivera
- Credential
- M.D.
- Primary taxonomy
- Obstetrics & Gynecology Physician 207V00000X
- License numbers
- A88457 CA
MD425388 PA
Self-reported in NPPES; status is on the state search - Practice location
- 401 E School Ave, Visalia, CA 93291
- Phone
- (877) 960-3426
- Enumerated
- Apr 25, 2006
- Record last updated
- Apr 8, 2016 (not updated in 10 years: call before relying on the address or phone)
- Fax
- (559) 737-4931
- Medicaid ID
- 101148571 PA
- Medicare enrollment
- Enrolled (PECOS I20121004000549); accepts Medicare assignment
- Entity
- Type 1 · individual
8 nearest obstetrics & gynecology physician records → All 5,088 in California → Look up another NPI →
Also registered at 401 E School Ave
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Martha Monica Rivera in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMedical Board of California
Search for license A88457Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
54% fewer Medicare Part D claims than the average obstetrics & gynecology physician in 2024
76 Medicare Part D claims for 26 beneficiaries, against an average of 165 among the 28,733 providers of this specialty who prescribed in Part D. Brand-name drugs were 22% of claims.
Most prescribed
- Estradiol15 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: $464.49
22 payments; by number, the most common kind was food and beverage; the largest payer was Abbvie 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
- Altura Centers For HealthTulare, CA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Martha Monica Rivera among 5,088 obstetrics & gynecology physician records in California
Martha Monica Rivera, 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 fileYes · 53% of these records are
- Graduated1992 · median 2004 among the 2,700 with a school on file
- Record last updated2016 · 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).
Obstetrics & Gynecology Physician providers in California
There are 5,088 obstetrics & gynecology physician records in California.
All 5,088 in California → Every provider in Visalia → Obstetrics & Gynecology Physician nationwide →
The 8 obstetrics & gynecology physician records with the nearest ZIP codes
- Robert Ayers, MDVisalia, CA 932911104842152
- Christopher Bencomo, MDVisalia, CA 932911568488518
- Lorianne Boken, M.D.Visalia, CA 932911609824325
- David Borge, MDVisalia, CA 932911013980481
- Shahim Essaid, M.D.Visalia, CA 932911710983770
- Julia Ford, M.D.Visalia, CA 932911972616217
- Robert Goldstein, M.D.Visalia, CA 932911649256124
- George Lake, M.D.Visalia, CA 932911194777136
Common questions
What is Martha Monica Rivera, M.D.'s NPI number?
Martha Monica Rivera, M.D.'s National Provider Identifier (NPI) is 1932165206, issued on Apr 25, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Martha Monica Rivera, M.D. located?
The NPPES record lists a practice address at 401 E School Ave, Visalia, CA, 93291. Phone: (877) 960-3426. Providers update this record themselves, so call before visiting.
How can I verify Martha Monica Rivera, M.D.'s license?
NPPES lists California license number A88457, 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 Martha Monica Rivera, M.D. prescribe under Medicare Part D?
In 2024, Martha Monica Rivera, M.D. had 76 Medicare Part D claims for 26 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.