Marcelo R. Rivera, M.D.
Specialist · Poway, CA
Marcelo R. Rivera, M.D. is a specialist with a practice address in Poway, California, and NPI 1942311311, issued on Aug 31, 2006. Check the license (California G39240, as entered in NPPES) with the California board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Marcelo R. Rivera
- Credential
- M.D.
- Primary taxonomy
- Specialist 174400000X
- License number
- G39240 CA
Self-reported in NPPES; status is on the state search - Practice location
- 15644 Pomerado RD, Poway, CA 92064
- Phone
- (858) 613-8743
- Enumerated
- Aug 31, 2006
- Record last updated
- Jun 7, 2023
- Fax
- (858) 613-9274
- Medicare enrollment
- Enrolled (PECOS I20080514000586); accepts Medicare assignment
- Medical or professional school
- Rush Medical College Of Rush University, 1976
- Telehealth
- Offers telehealth (CMS)
- Entity
- Type 1 · individual
8 nearest specialist records → All 5,749 in California → Look up another NPI →
Also registered at 15644 Pomerado RD
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Marcelo R. Rivera in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich California board licenses this profession
Search for license G39240Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
3.9 times the Medicare Part D claims of the average specialist in 2024
5,388 Medicare Part D claims for 468 beneficiaries, against an average of 1,380 among the 8,233 providers of this specialty who prescribed in Part D. Brand-name drugs were 12% of claims. 118 claims were for opioids.
Most prescribed
- Atorvastatin Calcium356 claims
- Amlodipine Besylate241 claims
- Metformin Hcl232 claims
- Losartan Potassium225 claims
- Rosuvastatin Calcium195 claims
- Simvastatin187 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.
Marcelo R. Rivera among 5,749 specialist records in California
Marcelo R. Rivera, M.D. is one of 5,749 specialist records with a practice address in California. 30% 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 7% of them.
- NPI issued2006 · 7% of these records are older, 60% newer
- In a Medicare fileYes · 30% of these records are
- In the CMS Doctors and Clinicians fileYes · 19% of these records are
- Graduated1976 · median 1989 among the 1,075 with a school on file
- Record last updated2023 · 77% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 174400000X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
17 specialist records list a practice address in Poway
They are 17 of the 1,306 NPPES records with a practice address in Poway, and 5,749 specialist records in California.
All 5,749 in California → Every provider in Poway → Specialist nationwide →
The 8 specialist records with the nearest ZIP codes
- Francis Barber, M.D.Poway, CA 920641518965011
- Gretchen Erickson, HHPPoway, CA 920641881926392
- Jennifer Keller, P.T.Poway, CA 920641922033828
- Ruth Larson, M.D.Poway, CA 920641538167911
- Jonathan Nissanoff, MDPoway, CA 920641134135155
- Nathan Rendler, M.D.Poway, CA 920641275531337
- David Salzer, MA, ATC, PTAPoway, CA 920641326007758
- Mary Sanfelippo, MDPoway, CA 920641134192388
Common questions
What is Marcelo R. Rivera, M.D.'s NPI number?
Marcelo R. Rivera, M.D.'s National Provider Identifier (NPI) is 1942311311, issued on Aug 31, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Marcelo R. Rivera, M.D. located?
The NPPES record lists a practice address at 15644 Pomerado RD, Poway, CA, 92064. Phone: (858) 613-8743. Providers update this record themselves, so call before visiting.
How can I verify Marcelo R. Rivera, M.D.'s license?
NPPES lists California license number G39240, as entered by the provider. Search the California board that licenses this profession; the NPPES record confirms identity only.
How much does Marcelo R. Rivera, M.D. prescribe under Medicare Part D?
In 2024, Marcelo R. Rivera, M.D. had 5,388 Medicare Part D claims for 468 beneficiaries; the average among specialist prescribers was 1,380. 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.