Jose Najul Zambrana, MD
NPI 1912079203 · Gastroenterology Physician · Arecibo, PR
Enrolled with Medicare as Practitioner - Gastroenterology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Jose Najul Zambrana, MD is a Gastroenterology Physician provider in Arecibo, PR (NPI 1912079203).
Provider details
- NPI number
- 1912079203
- Entity type
- Individual
- Primary specialty
- Gastroenterology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- 6631 (PR)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure28% of score
19 yrs in NPPES registry
- Profile completeness28% of score
100% of core fields populated
- Practice footprint17% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)28% of score
26 Medicare services, 2024 (ranked within specialty)
Medicare volume is ranked against active providers in the same specialty. Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our methodology.
What this provider does (Medicare)
Based on Medicare fee-for-service claims, 2024; not all care is captured.
| Service (HCPCS) | Medicare services | Typical Medicare-allowed (2024) |
|---|---|---|
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 26 | $76 |
Typical Medicare-allowed amounts for these services range $76–$76 (2024). The Medicare-allowed amount is what Medicare recognizes for a service under fee-for-service — a reference figure for 2024, not a price quote and not what you would be billed. Medicare Part B covers roughly an eighth of all NPIs (65+ skew); services with fewer than 11 beneficiaries are suppressed by CMS. Source: CMS Medicare Physician & Other Practitioners, by Provider & Service.
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 29 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Famotidine | 2,266 | 769 |
| Pantoprazole Sodium | 1,551 | 519 |
| Dicyclomine Hcl | 457 | 218 |
| Sucralfate | 350 | 140 |
| Hydrocortisone | 334 | 223 |
| Sodium, Potassium,mag Sulfatesbrand: Suprep | 292 | 291 |
| Midazolam Hcl/Pfbrand: Midazolam Hcl | 250 | 232 |
Practice location
Mailing address
Registry dates
- Enumerated
- 2006-11-14
- Last updated
- 2018-10-17
Frequently asked questions
- What is Jose Najul Zambrana's NPI number?
- Jose Najul Zambrana's National Provider Identifier (NPI) is 1912079203, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Jose Najul Zambrana's specialty?
- Jose Najul Zambrana is listed in the NPPES registry with a primary specialty of Gastroenterology Physician (Allopathic & Osteopathic Physicians).
- Where is Jose Najul Zambrana located?
- Jose Najul Zambrana's practice location on file with NPPES is Calle Ana Lens De Susoni Nom 53, Arecibo, PR 00612.
- What is Jose Najul Zambrana's phone number?
- The practice phone number listed in the NPPES registry for Jose Najul Zambrana is (787) 880-4808.
- Does Jose Najul Zambrana accept Medicare?
- Jose Najul Zambrana is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Jose Najul Zambrana's NPI active?
- Yes — Jose Najul Zambrana's NPI (1912079203) is active in the NPPES registry as of the last update on 2018-10-17.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.