Nassim El Hajj, MD
NPI 1073719688 · Gastroenterology Physician · Jacksonville, FL
Enrolled with Medicare as Practitioner - Gastroenterology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Nassim El Hajj, MD is a Gastroenterology Physician provider in Jacksonville, FL (NPI 1073719688).
Provider details
- NPI number
- 1073719688
- Entity type
- Individual
- Primary specialty
- Gastroenterology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- ME 99733 (FL)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure25% of score
19 yrs in NPPES registry
- Profile completeness25% of score
100% of core fields populated
- Practice footprint15% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)25% of score
666 Medicare services, 2024 (ranked within specialty)
- Open Payments transparency10% of score
Has Open Payments disclosures (2024)
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 .
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 Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 199 | $123 |
| Removal of Polyps Or Growths of Large Bowel Using an Endoscope With Mechanical Snare45385 | 100 | $227 |
| New Patient Office Or Other Outpatient Visit With Moderate Level of Medical Decision Making, If Using Time, 45 Minutes Or More99204 | 61 | $164 |
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 35 Minutes99232 | 54 | $77 |
| Biopsy of Esophagus, Stomach, And/Or Upper Small Bowel Using a Flexible Endoscope43239 | 48 | $95 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 15 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Pantoprazole Sodium | 276 | 93 |
| Omeprazole | 200 | 79 |
| Sodium, Potassium,mag Sulfatesbrand: Sod Sulf-Potass Sulf-Mag Sulf | 155 | 149 |
| Peg3350/Sod Sulf,bicarb,cl/Kclbrand: Gavilyte-G | 73 | 68 |
| Linaclotidebrand: Linzess | 30 | — |
| Sucralfate | 30 | 18 |
| Mesalamine | 29 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$454 across 21 records (Open Payments 2024)
Open Payments discloses payments and transfers of value (meals, travel, consulting, research, royalties) from drug and device makers to providers. This is a transparency signal, not a verdict — such payments are legal and common, and their presence is neither an endorsement nor a criticism. Source: CMS Open Payments, program year 2024.
Practice location
Mailing address
Registry dates
- Enumerated
- 2007-06-21
- Last updated
- 2011-05-20
Frequently asked questions
- What is Nassim El Hajj's NPI number?
- Nassim El Hajj's National Provider Identifier (NPI) is 1073719688, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Nassim El Hajj's specialty?
- Nassim El Hajj is listed in the NPPES registry with a primary specialty of Gastroenterology Physician (Allopathic & Osteopathic Physicians).
- Where is Nassim El Hajj located?
- Nassim El Hajj's practice location on file with NPPES is 3627 University Blvd. South, Jacksonville, FL 32216.
- What is Nassim El Hajj's phone number?
- The practice phone number listed in the NPPES registry for Nassim El Hajj is (904) 398-6718.
- Does Nassim El Hajj accept Medicare?
- Nassim El Hajj is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Nassim El Hajj's NPI active?
- Yes — Nassim El Hajj's NPI (1073719688) is active in the NPPES registry as of the last update on 2011-05-20.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.