NPPES file of Aug 9, 2026

Francisco Lafontaine, M.D.

Internal Medicine Physician · Manati, PR

Francisco Lafontaine, M.D. is an internal medicine physician with a practice address in Manati, Puerto Rico, and NPI 1790746550, issued on Mar 31, 2006. Check the license (Puerto Rico 8074, 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
1790746550
Name
Francisco Lafontaine
Credential
M.D.
Primary taxonomy
Internal Medicine Physician 207R00000X
License number
8074 PR
Self-reported in NPPES; status is on the state search
Practice location
Manati Plz, Manati, PR 00674
Phone
(787) 621-3700
Enumerated
Mar 31, 2006
Record last updated
Jul 13, 2026
Fax
(787) 621-3710
Medicaid ID
81626 PR
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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Also registered at Manati Plz

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

  1. Jesus Sarmiento, M.D.Family Medicine Physician1427018340

Verify Francisco Lafontaine 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 8074
    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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3.0 times the Medicare Part D claims of the average internal medicine physician in 2024

9,563 Medicare Part D claims for 518 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D. Brand-name drugs were 12% of claims. 137 claims were for opioids.

  1. Francisco Lafontaine9,563
  2. Specialty average3,176

Most prescribed

  1. Atorvastatin Calcium589 claims
  2. Metoprolol Succinate367 claims
  3. Gabapentin324 claims
  4. Metformin Hcl316 claims
  5. Clonazepam310 claims
  6. Synthroid310 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.

Francisco Lafontaine among 1,146 internal medicine physician records in Puerto Rico

Francisco Lafontaine, M.D. is one of 1,146 internal medicine physician records with a practice address in Puerto Rico. 79% 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 13% of them.

  • NPI issued2006 · 13% of these records are older, 52% newer
  • In a Medicare fileYes · 79% of these records are
  • In the CMS Doctors and Clinicians fileNo · 52% of these records are
  • Record last updated2026 · 55% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207R00000X and a Puerto Rico practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

13 internal medicine physician records list a practice address in Manati

They are 13 of the 729 NPPES records with a practice address in Manati, and 1,146 internal medicine physician records in Puerto Rico.

The 8 internal medicine physician records with the nearest ZIP codes

  1. Carlos Cidre, MDManati, PR 006741104896539
  2. Ronald Collazo Pagan, M.D.Manati, PR 006741194958041
  3. Jose Cordero, M.D.Manati, PR 006741528002789
  4. Ibis Montigo De La Cruz, MDManati, PR 006741386765824
  5. Carlos Orraca, M.D.Manati, PR 006741124122452
  6. Cesar Ortega-Cava, M.D.Manati, PR 006741356784771
  7. Yinamari Ortiz Diaz, MDManati, PR 006741417769563
  8. Samuel Padilla RosaManati, PR 006741043310550

Common questions

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

Francisco Lafontaine, M.D.'s National Provider Identifier (NPI) is 1790746550, issued on Mar 31, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Francisco Lafontaine, M.D. located?

The NPPES record lists a practice address at Manati Plz, Manati, PR, 00674. Phone: (787) 621-3700. Providers update this record themselves, so call before visiting.

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

NPPES lists Puerto Rico license number 8074, as entered by the provider. Search the Puerto Rico board that licenses this profession; the NPPES record confirms identity only.

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

In 2024, Francisco Lafontaine, M.D. had 9,563 Medicare Part D claims for 518 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.