NPPES file of Aug 9, 2026

Francisco Fontanez, M.D.

General Practice Physician · San Juan, PR

Francisco Fontanez, M.D. is a general practice physician with a practice address in San Juan, Puerto Rico, and NPI 1801852553, issued on Apr 21, 2006. Check the license (Puerto Rico 11546, 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
1801852553
Name
Francisco Fontanez
Credential
M.D.
Primary taxonomy
General Practice Physician 208D00000X
License number
11546 PR
Self-reported in NPPES; status is on the state search
Practice location
Cond Americas, San Juan, PR 00909
Phone
(787) 777-3535
Enumerated
Apr 21, 2006
Record last updated
Jul 13, 2026
Fax
(787) 777-3535
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.
Download card Updates feed

8 nearest general practice physician records → All 4,170 in Puerto Rico → Look up another NPI →

Also registered at Cond Americas

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

  1. Ricardo Ferrer-Droz, M.D.Anesthesiology Physician1568669091
  2. Rebecca Ramos, MDPediatrics Physician1093965931
  3. Ivonne Rodriguez, RPHPharmacist1871772061

Verify Francisco Fontanez 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 11546    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.

Is this page about you? You can ask us to correct, restrict or remove it: how.

99% fewer Medicare Part D claims than the average general practice physician in 2024

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

  1. Francisco Fontanez20
  2. Specialty average3,030

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.

Francisco Fontanez among 4,170 general practice physician records in Puerto Rico

Francisco Fontanez, M.D. 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 2006, is newer than 7% of them.

  • NPI issued2006 · 7% of these records are older, 65% newer
  • In a Medicare fileYes · 78% of these records are
  • In the CMS Doctors and Clinicians fileNo · 29% of these records are
  • Record last updated2026 · 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.

All 4,170 in Puerto Rico → Every provider in San Juan → General Practice Physician nationwide →

The 8 general practice physician records with the nearest ZIP codes

  1. Onnis Acosta, M.D.San Juan, PR 009091144273459
  2. Gregorio Cortes-Maisonet, MDSan Juan, PR 009091639151616
  3. Angel Davila, M.D.San Juan, PR 009091184730376
  4. Rahadames Hernandez, MDSan Juan, PR 009091376538785
  5. Silvio Martinez Ruiz, MDSan Juan, PR 009091073500096
  6. Luis Martinez-Suarez, MD, MPHSan Juan, PR 009091235137977
  7. Jorge Mejia, M.D.San Juan, PR 009091982699559
  8. Jose Negron, M.D.San Juan, PR 009091376539908

Common questions

What is Francisco Fontanez, M.D.'s NPI number?

Francisco Fontanez, M.D.'s National Provider Identifier (NPI) is 1801852553, issued on Apr 21, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Francisco Fontanez, M.D. located?

The NPPES record lists a practice address at Cond Americas, San Juan, PR, 00909. Phone: (787) 777-3535. Providers update this record themselves, so call before visiting.

How can I verify Francisco Fontanez, M.D.'s license?

NPPES lists Puerto Rico license number 11546, as entered by the provider. Search the Puerto Rico board that licenses this profession; the NPPES record confirms identity only.

How much does Francisco Fontanez, M.D. prescribe under Medicare Part D?

In 2024, Francisco Fontanez, M.D. had 20 Medicare Part D claims; 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.

Written with AI tools from the named public files; every figure is computed from those files (how it is made).

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.