NPPES file of Aug 9, 2026

Alexandra Rivera Santos

General Practice Physician · San Juan, PR

Alexandra Rivera Santos is a general practice physician with a practice address in San Juan, Puerto Rico, and NPI 1962901850, issued on Feb 6, 2018. Check the license (Puerto Rico 21898, 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
1962901850
Name
Alexandra Rivera Santos
Primary taxonomy
General Practice Physician 208D00000X
License number
21898 PR
Self-reported in NPPES; status is on the state search
Practice location
1519 Lopez Landron, San Juan, PR 00911
Enumerated
Feb 6, 2018
Record last updated
Sep 26, 2022
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 Alexandra Rivera Santos 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 21898
    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

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84% fewer Medicare Part D claims than the average general practice physician in 2024

498 Medicare Part D claims for 274 beneficiaries, against an average of 3,030 among the 8,395 providers of this specialty who prescribed in Part D.

  1. Alexandra Rivera Santos498
  2. Specialty average3,030

Most prescribed

  1. Famotidine81 claims
  2. Ketorolac Tromethamine50 claims
  3. Levofloxacin49 claims
  4. Azithromycin37 claims
  5. Ondansetron Hcl26 claims
  6. Methylprednisolone23 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: $255.98

3 payments; by number, the most common kind was food and beverage; the largest payer was Janssen Pharmaceuticals, Inc. The 4,259 providers of this specialty with any payment received $1,273.40 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Alexandra Rivera Santos$255.98
  2. Specialty average$1,273.40

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

Alexandra Rivera Santos among 4,170 general practice physician records in Puerto Rico

Alexandra Rivera Santos is one of 4,170 general practice physician records with a practice address in Puerto Rico. 78% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2018, is newer than 66% of them.

  • NPI issued2018 · 66% of these records are older, 31% newer
  • In a Medicare fileYes · 78% of these records are
  • In the CMS Doctors and Clinicians fileNo · 29% of these records are
  • Record last updated2022 · 58% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 208D00000X and a Puerto Rico practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

622 general practice physician records list a practice address in San Juan

They are 622 of the 8,960 NPPES records with a practice address in San Juan, and 4,170 general practice physician records in Puerto Rico.

The 8 general practice physician records with the nearest ZIP codes

  1. Manuel Abraham Gonzalez, M.D.San Juan, PR 009111811297534
  2. Jeremias AtencioSanturce, PR 009111699882720
  3. Adalgisa Ferreira-Perez, MEDICAL DOCTORSan Juan, PR 009111073699708
  4. Ydelio Gonzalez Cueto, MDSan Juan, PR 009111063643443
  5. Manolo Martinez Ortiz, MDSanturce, PR 009111124093125
  6. Magaly Matanzo Cortes, MDSan Juan, PR 009111831248889
  7. Nabil Parsiani, MDSan Juan, PR 009111851864698
  8. Rolando Quinones RecioSantunce, PR 009111023112430

Common questions

What is Alexandra Rivera Santos's NPI number?

Alexandra Rivera Santos's National Provider Identifier (NPI) is 1962901850, issued on Feb 6, 2018. An NPI identifies a provider in billing; it is not a license.

Where is Alexandra Rivera Santos located?

The NPPES record lists a practice address at 1519 Lopez Landron, San Juan, PR, 00911. Providers update this record themselves, so call before visiting.

How can I verify Alexandra Rivera Santos's license?

NPPES lists Puerto Rico license number 21898, as entered by the provider. Search the Puerto Rico board that licenses this profession; the NPPES record confirms identity only.

How much does Alexandra Rivera Santos prescribe under Medicare Part D?

In 2024, Alexandra Rivera Santos had 498 Medicare Part D claims for 274 beneficiaries; the average among general practice physician prescribers was 3,030. 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.