NPPES file of Aug 9, 2026

Rafael Antonio Rios Rivera, M.D.

Rheumatology Physician · Ponce, PR

Rafael Antonio Rios Rivera, M.D. is a rheumatology physician with a practice address in Ponce, Puerto Rico, and NPI 1366891590, issued on Jun 8, 2016. Check the license (Puerto Rico 21761, as entered in NPPES) with the Puerto Rico board that licenses this profession; the Medicare figures below come from public CMS files.

Record from CMS NPPES, file of Aug 9, 2026 · Medicare files 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1366891590
Name
Rafael Antonio Rios Rivera
Credential
M.D.
Primary taxonomy
Rheumatology Physician 207RR0500X
License number
21761 PR
Self-reported in NPPES; status is on the state search
Practice location
1010 Paseo Del Veterano, Ponce, PR 00716
Phone
(787) 492-0112
Enumerated
Jun 8, 2016
Record last updated
Sep 11, 2023
Medicare enrollment
Enrolled (PECOS I20230719002462); accepts Medicare assignment
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). Enrollment, assignment, school and telehealth: CMS Doctors and Clinicians file, Aug 2026. A record is not a license: verify it with the state board.
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Also registered at 1010 Paseo Del Veterano

A shared address usually means a shared clinic or building; it does not show who employs whom.

  1. Obed Aponte, MSWClinical Social Worker1114172756
  2. Raul Armstrong, M.D.Surgery Physician1215948518
  3. Nicole Baez TjonafoekStudent in an Organized Health Care Education/Training Program1417674789
  4. Mayra BobetPharmacy Technician1871507723
  5. Sindy CanalesStudent in an Organized Health Care Education/Training Program1013791888
  6. Sindy Candelario GonzalezPharmacist Clinician (PhC)/ Clinical Pharmacy Specialist1003353608

Verify Rafael Antonio Rios Rivera in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich Puerto Rico board licenses this profession
    Search for license 21761
    Check the board
  3. 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
  4. 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
  5. 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Find the Puerto Rico license search

PlainDoctor does not match the HHS-OIG exclusion list to individual records: most entries carry no NPI. Search the OIG exclusion list by name.

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14% more Medicare Part D claims than the average rheumatology physician in 2024

2,255 Medicare Part D claims for 300 beneficiaries, against an average of 1,978 among the 6,301 providers of this specialty who prescribed in Part D. Brand-name drugs were 15% of claims.

  1. Rafael Rios Rivera2,255
  2. Specialty average1,978

Most prescribed

  1. Methotrexate335 claims
  2. Prednisone293 claims
  3. Gabapentin223 claims
  4. Meloxicam173 claims
  5. Baclofen137 claims
  6. Hydroxychloroquine Sulfate137 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: $2,253.23

19 payments; by number, the most common kind was food and beverage; the largest payer was Abbvie Inc. The 4,486 providers of this specialty with any payment received $8,538.33 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Rafael Rios Rivera$2,253.23
  2. Specialty average$8,538.33

Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.

One hospital affiliation

  1. Hospital Damas IncPonce, PR · Acute Care Hospitals

Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through); hospitals matched to CMS Hospital General Information (Care Compare) (data.cms.gov).

Rafael Antonio Rios Rivera among 87 rheumatology physician records in Puerto Rico

Rafael Antonio Rios Rivera, M.D. is one of 87 rheumatology physician records with a practice address in Puerto Rico. 91% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2016, is newer than 91% of them.

  • NPI issued2016 · 91% of these records are older, 3% newer
  • In a Medicare fileYes · 91% of these records are
  • In the CMS Doctors and Clinicians fileYes · 79% of these records are
  • Graduated2015 · median 1992 among the 69 with a school on file
  • Record last updated2023 · 69% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207RR0500X and a Puerto Rico practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Rheumatology Physician providers in Puerto Rico

There are 87 rheumatology physician records in Puerto Rico.

The 8 rheumatology physician records with the nearest ZIP codes

  1. Ileana Rivera-Burgos, MDPonce, PR 007161003131996
  2. Lilliana Serrano ArroyoPonce, PR 007161851934129
  3. Osvaldo Antommattei, MDPonce, PR 007171821063074
  4. Roberto Leon-Perez, MDPonce, PR 007171932197639
  5. Maria Del Carmen Ballesteros Ramos, MDPonce, PR 007131841251683
  6. Elizabeth Ramirez-Diaz, MDNaranjito, PR 007191235471186
  7. Lillian Bezares, M.D.Caguas, PR 007251861547960
  8. Leyda Diaz-Correa, M.D.Caguas, PR 007251144453317

Common questions

What is Rafael Antonio Rios Rivera, M.D.'s NPI number?

Rafael Antonio Rios Rivera, M.D.'s National Provider Identifier (NPI) is 1366891590, issued on Jun 8, 2016. An NPI identifies a provider in billing; it is not a license.

Where is Rafael Antonio Rios Rivera, M.D. located?

The NPPES record lists a practice address at 1010 Paseo Del Veterano, Ponce, PR, 00716. Phone: (787) 492-0112. Providers update this record themselves, so call before visiting.

How can I verify Rafael Antonio Rios Rivera, M.D.'s license?

NPPES lists Puerto Rico license number 21761, as entered by the provider. Search the Puerto Rico board that licenses this profession; the NPPES record confirms identity only.

How much does Rafael Antonio Rios Rivera, M.D. prescribe under Medicare Part D?

In 2024, Rafael Antonio Rios Rivera, M.D. had 2,255 Medicare Part D claims for 300 beneficiaries; the average among rheumatology physician prescribers was 1,978. 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.