Registry data as of Aug 27, 2026

Ramon Sifre Rivera, M.D

Obstetrics & Gynecology Physician · San Juan, PR

Ramon Sifre Rivera, M.D is an obstetrics & gynecology physician with a practice address in San Juan, Puerto Rico, and NPI 1104875350, issued on May 8, 2006. Check the license (Puerto Rico 8406, 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, loaded Aug 27, 2026 · Medicare files 2023 and 2024 · method · Verify with CMS →

NPPES recordas of Aug 27, 2026
1104875350
Name
Ramon Sifre Rivera
Credential
M.D
Primary taxonomy
Obstetrics & Gynecology Physician 207V00000X
License number
8406 PR
Self-reported in NPPES; status is on the state search
Practice location
927 Ave Roberto Sanchez Vilella, San Juan, PR 00924
Phone
(787) 257-1305
Enumerated
May 8, 2006
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). A record is not a license: verify it with the state board.
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Verify Ramon Sifre 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 8406
    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.

46% more Medicare Part D claims than the average obstetrics & gynecology physician in 2024

274 Medicare Part D claims for 67 beneficiaries, against an average of 188 among the 27,363 providers of this specialty who prescribed in Part D. Brand-name drugs were 9% of claims.

  1. Ramon Sifre Rivera274
  2. Specialty average188

Most prescribed

  1. Raloxifene Hcl111 claims
  2. Estradiol31 claims
  3. Alendronate Sodium15 claims
  4. Risedronate Sodium14 claims
  5. Fenofibrate11 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.

97 obstetrics & gynecology physician records list a San Juan practice address

They are 97 of the 8,960 NPPES records with a San Juan practice address, and 343 obstetrics & gynecology physician records in Puerto Rico.

Other obstetrics & gynecology physician records in Puerto Rico

  1. Cristina Abreu Jimenez, M.D.San Juan, PR1366724015
  2. Luis Acosta Garcia, MDPonce, PR1083688154
  3. Abby Agosto-Ventura, MDCaguas, PR1760897664
  4. David Aguirre, MDGuaynabo, PR1659588606
  5. William Alemany-Enriquez, M.D.Bayamon, PR1295829778
  6. Jose R Alemar UlloaCabo Rojo, PR1205903655
  7. Angel Alequin, MDMoca, PR1093827081
  8. Lizzie Alfonzo-Sarnelli, MDCaguas, PR1548253099
  9. Angel Almodovar, MDMayaguez, PR1811003692
  10. Irma Alvarado Torres, MDMorovis, PR1851360283

Common questions

What is Ramon Sifre Rivera, M.D's NPI number?

Ramon Sifre Rivera, M.D's National Provider Identifier (NPI) is 1104875350, issued on May 8, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Ramon Sifre Rivera, M.D located?

The NPPES record lists a practice address at 927 Ave Roberto Sanchez Vilella, San Juan, PR, 00924. Phone: (787) 257-1305. Providers update this record themselves, so call before visiting.

How can I verify Ramon Sifre Rivera, M.D's license?

NPPES lists Puerto Rico license number 8406, as entered by the provider. Search the Puerto Rico board that licenses this profession; the NPPES record confirms identity only.

How much does Ramon Sifre Rivera, M.D prescribe under Medicare Part D?

In 2024, Ramon Sifre Rivera, M.D had 274 Medicare Part D claims for 67 beneficiaries; the average among obstetrics & gynecology physician prescribers was 188. Part D covers Medicare prescriptions only.

Source: CMS National Plan and Provider Enumeration System (NPPES), loaded Aug 27, 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.

Every figure on PlainDoctor is rendered directly from the federal CMS NPPES registry, Medicare Part D, MIPS, and Open Payments records, no number is typed in by an editor. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 27, 2026.