Frank Esteban Morales Barreto, M.D.
Internal Medicine Physician · San Juan, PR
Frank Esteban Morales Barreto, M.D. is an internal medicine physician with a practice address in San Juan, Puerto Rico, and NPI 1902912082, issued on Aug 22, 2006. Check the license (Puerto Rico 12700, as entered in NPPES) with the Puerto Rico board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Frank Esteban Morales Barreto
- Credential
- M.D.
- Primary taxonomy
- Internal Medicine Physician 207R00000X
- License number
- 12700 PR
Self-reported in NPPES; status is on the state search - Practice location
- 554 Calle Juan J Jimenez, San Juan, PR 00918
- Phone
- (787) 274-1472
- Enumerated
- Aug 22, 2006
- Record last updated
- Feb 4, 2020 (not updated in 6 years: call before relying on the address or phone)
- Fax
- (787) 759-8901
- Medicare enrollment
- Enrolled (PECOS I20081024000503); accepts Medicare assignment
- Entity
- Type 1 · individual
8 nearest internal medicine physician records → All 1,146 in Puerto Rico → Look up another NPI →
Verify Frank Esteban Morales Barreto 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 12700Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
18% more Medicare Part D claims than the average internal medicine physician in 2024
3,748 Medicare Part D claims for 251 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D. 36 claims were for opioids.
Most prescribed
- Atorvastatin Calcium139 claims
- Synthroid115 claims
- Gabapentin112 claims
- Losartan Potassium110 claims
- Metformin Hcl110 claims
- Famotidine109 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: $20.95
1 payment: food and beverage; the largest payer was E.R. Squibb & Sons, L.L.C. The 50,334 providers of this specialty with any payment received $1,303.06 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.
Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.
Bills Medicare through one group practice
- Asociacion DE Maestros DE P RSan Juan, PR
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Frank Esteban Morales Barreto among 1,146 internal medicine physician records in Puerto Rico
Frank Esteban Morales Barreto, 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 fileYes · 52% of these records are
- Graduated1993 · median 1996 among the 595 with a school on file
- Record last updated2020 · 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).
322 internal medicine physician records list a practice address in San Juan
They are 322 of the 8,960 NPPES records with a practice address in San Juan, and 1,146 internal medicine physician records in Puerto Rico.
All 1,146 in Puerto Rico → Every provider in San Juan → Internal Medicine Physician nationwide →
The 8 internal medicine physician records with the nearest ZIP codes
- Dweepkumar Bangdiwala, M.D.San Juan, PR 009181770588428
- Susana Cantalapiedra, M.D.San Juan, PR 009181952300410
- Pablo Cruz Burgos, MDSan Juan, PR 009181922004134
- Luis Diaz-Maisonet, MDHato Rey, PR 009181447214192
- Carlos Gonzalez PonsSan Juan, PR 009181548218688
- Martin H Lugo Fagundo, MDSan Juan, PR 009181316944549
- Pedro Maldonado, M.D.San Juan, PR 009181033102652
- Jose Martinez Fernandez, MDSan Juan, PR 009181477542322
Common questions
What is Frank Esteban Morales Barreto, M.D.'s NPI number?
Frank Esteban Morales Barreto, M.D.'s National Provider Identifier (NPI) is 1902912082, issued on Aug 22, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Frank Esteban Morales Barreto, M.D. located?
The NPPES record lists a practice address at 554 Calle Juan J Jimenez, San Juan, PR, 00918. Phone: (787) 274-1472. Providers update this record themselves, so call before visiting.
How can I verify Frank Esteban Morales Barreto, M.D.'s license?
NPPES lists Puerto Rico license number 12700, as entered by the provider. Search the Puerto Rico board that licenses this profession; the NPPES record confirms identity only.
How much does Frank Esteban Morales Barreto, M.D. prescribe under Medicare Part D?
In 2024, Frank Esteban Morales Barreto, M.D. had 3,748 Medicare Part D claims for 251 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.