Nilo Isidro Rivera, MD
Internal Medicine Physician · Clayton, NM
Nilo Isidro Rivera, MD is an internal medicine physician with a practice address in Clayton, New Mexico, and NPI 1821048695, issued on May 11, 2006. Check the license (New Mexico 20020353, as entered in NPPES) on the New Mexico Medical Board; the Medicare figures below come from public CMS files.
- Name
- Nilo Isidro Rivera
- Credential
- MD
- Primary taxonomy
- Internal Medicine Physician 207R00000X
- License number
- 20020353 NM
Self-reported in NPPES; status is on the state search - Practice location
- 314 N 3RD Ave, Clayton, NM 88415
- Phone
- (575) 374-8313
- Enumerated
- May 11, 2006
- Record last updated
- Dec 15, 2021 (not updated in 5 years: call before relying on the address or phone)
- Fax
- (575) 374-2064
- Medicaid ID
- 05645 NM
- Medicare enrollment
- Enrolled (PECOS I20100602000824); accepts Medicare assignment
- Telehealth
- Offers telehealth (CMS)
- Entity
- Type 1 · individual
Also registered at 314 N 3RD Ave
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Mark Van Wormer, MDGeneral Practice Physician1013919034
Verify Nilo Isidro Rivera in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersNew Mexico Medical Board
Search for license 20020353Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
89% more Medicare Part D claims than the average internal medicine physician in 2024
6,003 Medicare Part D claims for 747 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D. Brand-name drugs were 8% of claims. 478 claims were for opioids.
Most prescribed
- Amlodipine Besylate396 claims
- Atorvastatin Calcium386 claims
- Hydrocodone-Acetaminophen281 claims
- Losartan Potassium244 claims
- Albuterol Sulfate Hfa173 claims
- Atenolol171 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.
Bills Medicare through one group practice
- Permanente Medical Group IncStockton, CA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
1 internal medicine physician records list a practice address in Clayton
They are 1 of the 67 NPPES records with a practice address in Clayton, and 770 internal medicine physician records in New Mexico.
Other internal medicine physician records in New Mexico
- Ahmed Abbasi, MDAlbuquerque, NM1871233254
- Mohamed Abdelbaky, MDAlbuquerque, NM1770103897
- Louise Abel, MDSanta Fe, NM1821016593
- William Abeyta, M.D.Albuquerque, NM1346253655
- Zain AbidinAlbuquerque, NM1285384735
- Ferial Abood, MDAlamogordo, NM1184803843
- Sergio Abriola, MD FACC RCSSanta Rosa, NM1588757322
- Jacqueline Acevedo Gonzalez, MDPortales, NM1407004583
- James Adair, D.O.Albuquerque, NM1578524906
- David Aday, MDAlamogordo, NM1578675765
Common questions
What is Nilo Isidro Rivera, MD's NPI number?
Nilo Isidro Rivera, MD's National Provider Identifier (NPI) is 1821048695, issued on May 11, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Nilo Isidro Rivera, MD located?
The NPPES record lists a practice address at 314 N 3RD Ave, Clayton, NM, 88415. Phone: (575) 374-8313. Providers update this record themselves, so call before visiting.
How can I verify Nilo Isidro Rivera, MD's license?
NPPES lists New Mexico license number 20020353, as entered by the provider. Search the New Mexico Medical Board at https://www.nmmb.state.nm.us/. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does Nilo Isidro Rivera, MD prescribe under Medicare Part D?
In 2024, Nilo Isidro Rivera, MD had 6,003 Medicare Part D claims for 747 beneficiaries; the average among internal medicine physician prescribers was 3,176. 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.