Francis Zayas, MD
Gastroenterology Physician · Ponce, PR
Francis Zayas, MD is a gastroenterology physician with a practice address in Ponce, Puerto Rico, and NPI 1255314993, issued on Nov 28, 2005. Check the license (Puerto Rico 14266, as entered in NPPES) with the Puerto Rico board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Francis Zayas
- Credential
- MD
- Primary taxonomy
- Gastroenterology Physician 207RG0100X
- License number
- 14266 PR
Self-reported in NPPES; status is on the state search - Practice location
- Edif Parras, Ponce, PR 00717
- Phone
- (787) 842-1520
- Enumerated
- Nov 28, 2005
- Record last updated
- Nov 18, 2011 (not updated in 15 years: call before relying on the address or phone)
- Fax
- (787) 842-1521
- Medicare enrollment
- Enrolled (PECOS I20120123000242); accepts Medicare assignment
- Medical or professional school
- Ponce School Of Medicine, 1994
- Entity
- Type 1 · individual
8 nearest gastroenterology physician records → All 203 in Puerto Rico → Look up another NPI →
Also registered at Edif Parras
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Raphael Molina, M.D.Specialist1366417875
- Manuel Ortiz Nevarez, M.D.General Practice Physician1376763615
- Lucas Ramirez Marquez, MD, FACOGObstetrics & Gynecology Physician1336241652
- Grisell Rivera Alicea, MDGeneral Practice Physician1033317656
- Ulises Rodriguez RamosCardiovascular Disease Physician1184605669
Verify Francis Zayas 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 14266Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
2.5 times the Medicare Part D claims of the average gastroenterology physician in 2024
2,053 Medicare Part D claims for 435 beneficiaries, against an average of 811 among the 16,445 providers of this specialty who prescribed in Part D. Brand-name drugs were 8% of claims.
Most prescribed
- Pantoprazole Sodium512 claims
- Famotidine404 claims
- Sucralfate162 claims
- Gavilyte-C119 claims
- Metoclopramide Hcl110 claims
- Esomeprazole Magnesium68 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.
Francis Zayas among 203 gastroenterology physician records in Puerto Rico
Francis Zayas, MD is one of 203 gastroenterology physician records with a practice address in Puerto Rico. 92% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2005, is newer than 0% of them.
- NPI issued2005 · 0% of these records are older, 80% newer
- In a Medicare fileYes · 92% of these records are
- In the CMS Doctors and Clinicians fileYes · 82% of these records are
- Graduated1994 · median 2000 among the 165 with a school on file
- Record last updated2011 · 69% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207RG0100X and a Puerto Rico practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Gastroenterology Physician providers in Puerto Rico
There are 203 gastroenterology physician records in Puerto Rico.
All 203 in Puerto Rico → Every provider in Ponce → Gastroenterology Physician nationwide →
The 8 gastroenterology physician records with the nearest ZIP codes
- Luis Martinez-Sierra, M.D.Ponce, PR 007171376673335
- Rafael Martir-Guevara, M.DPonce, PR 007171508996562
- Arnaldo Nieves Ramirez, M.D.Ponce, PR 007171902866437
- Barbara Rosado Carrion, MDPonce, PR 007171467448191
- Wilfredo Vazquez, M.D.Ponce, PR 007171881656304
- Pedro Panelli, MD, MS, FACPPonce, PR 007161144226051
- Victor Torres-Ortiz, MDPonce, PR 007161679754501
- Carla Cepero-JimenezOrocovis, PR 007201821545708
Common questions
What is Francis Zayas, MD's NPI number?
Francis Zayas, MD's National Provider Identifier (NPI) is 1255314993, issued on Nov 28, 2005. An NPI identifies a provider in billing; it is not a license.
Where is Francis Zayas, MD located?
The NPPES record lists a practice address at Edif Parras, Ponce, PR, 00717. Phone: (787) 842-1520. Providers update this record themselves, so call before visiting.
How can I verify Francis Zayas, MD's license?
NPPES lists Puerto Rico license number 14266, as entered by the provider. Search the Puerto Rico board that licenses this profession; the NPPES record confirms identity only.
How much does Francis Zayas, MD prescribe under Medicare Part D?
In 2024, Francis Zayas, MD had 2,053 Medicare Part D claims for 435 beneficiaries; the average among gastroenterology physician prescribers was 811. 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.