NPPES file of Aug 9, 2026

Jose E. Najul Zambrana, MD

Gastroenterology Physician · Arecibo, PR

Jose E. Najul Zambrana, MD is a gastroenterology physician with a practice address in Arecibo, Puerto Rico, and NPI 1912079203, issued on Nov 14, 2006. Check the license (Puerto Rico 6631, 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
1912079203
Name
Jose E. Najul Zambrana
Credential
MD
Primary taxonomy
Gastroenterology Physician 207RG0100X
License number
6631 PR
Self-reported in NPPES; status is on the state search
Practice location
Calle Ana Lens DE Susoni Nom 53, Arecibo, PR 00612
Phone
(787) 880-4808
Enumerated
Nov 14, 2006
Record last updated
Oct 17, 2018 (not updated in 8 years: call before relying on the address or phone)
Medicare enrollment
Enrolled (PECOS I20121128000389); accepts Medicare assignment
Medical or professional school
University Of Puerto Rico School Of Medicine, 1978
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). Enrollment, assignment, school and telehealth: CMS Doctors and Clinicians file, Aug 2026. A record is not a license: verify it with the state board.
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Verify Jose E. Najul Zambrana 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 6631
    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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9.4 times the Medicare Part D claims of the average gastroenterology physician in 2024

7,592 Medicare Part D claims for 1,329 beneficiaries, against an average of 811 among the 16,445 providers of this specialty who prescribed in Part D. Brand-name drugs were 7% of claims.

  1. Jose Najul Zambrana7,592
  2. Specialty average811

Most prescribed

  1. Famotidine2,266 claims
  2. Pantoprazole Sodium1,551 claims
  3. Dicyclomine Hcl457 claims
  4. Sucralfate350 claims
  5. Hydrocortisone334 claims
  6. Suprep292 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.

Jose E. Najul Zambrana among 203 gastroenterology physician records in Puerto Rico

Jose E. Najul Zambrana, 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 2006, is newer than 20% of them.

  • NPI issued2006 · 20% of these records are older, 51% newer
  • In a Medicare fileYes · 92% of these records are
  • In the CMS Doctors and Clinicians fileYes · 82% of these records are
  • Graduated1978 · median 2000 among the 165 with a school on file
  • Record last updated2018 · 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.

The 8 gastroenterology physician records with the nearest ZIP codes

  1. Luis Gonzalez, M.D.Arecibo, PR 006121093757858
  2. Rene Rocha Rodriguez, M.D.Arecibo, PR 006121235236670
  3. Orlando Rodriguez Amador, MDArecibo, PR 006121952861569
  4. Ivonne Figueroa-RiveraArecibo, PR 006131437444064
  5. Meredith Portalatin, MDArecibo, PR 006131326239658
  6. Carol Torres-Cotto, M.D.Arecibo, PR 006131831386887
  7. Felipe Velez Gonzalez, M.D.Angeles, PR 006111790012524
  8. Karelys Burgos Irizarry, MDAguadilla, PR 006031639610546

Common questions

What is Jose E. Najul Zambrana, MD's NPI number?

Jose E. Najul Zambrana, MD's National Provider Identifier (NPI) is 1912079203, issued on Nov 14, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Jose E. Najul Zambrana, MD located?

The NPPES record lists a practice address at Calle Ana Lens DE Susoni Nom 53, Arecibo, PR, 00612. Phone: (787) 880-4808. Providers update this record themselves, so call before visiting.

How can I verify Jose E. Najul Zambrana, MD's license?

NPPES lists Puerto Rico license number 6631, as entered by the provider. Search the Puerto Rico board that licenses this profession; the NPPES record confirms identity only.

How much does Jose E. Najul Zambrana, MD prescribe under Medicare Part D?

In 2024, Jose E. Najul Zambrana, MD had 7,592 Medicare Part D claims for 1,329 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.