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.
- 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
8 nearest internal medicine physician records → All 1,146 in Puerto Rico → Look up another NPI →
Also registered at Manati Plz
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Jesus Sarmiento, M.D.Family Medicine Physician1427018340
Verify Francisco Lafontaine in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich Puerto Rico board licenses this profession
Search for license 8074Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
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.
Most prescribed
- Atorvastatin Calcium589 claims
- Metoprolol Succinate367 claims
- Gabapentin324 claims
- Metformin Hcl316 claims
- Clonazepam310 claims
- 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.
All 1,146 in Puerto Rico → Every provider in Manati → Internal Medicine Physician nationwide →
The 8 internal medicine physician records with the nearest ZIP codes
- Carlos Cidre, MDManati, PR 006741104896539
- Ronald Collazo Pagan, M.D.Manati, PR 006741194958041
- Jose Cordero, M.D.Manati, PR 006741528002789
- Ibis Montigo De La Cruz, MDManati, PR 006741386765824
- Carlos Orraca, M.D.Manati, PR 006741124122452
- Cesar Ortega-Cava, M.D.Manati, PR 006741356784771
- Yinamari Ortiz Diaz, MDManati, PR 006741417769563
- 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.