Nassim Y. El Hajj, MD

Medicare activity in 2024

Official CMS public-use data for Nassim Y. El Hajj, data year 2024 (released May 21, 2026). It covers Original Medicare (fee-for-service) patients only, not Medicare Advantage or other insurance. It shows volume, not quality or outcomes. CMS hides any count of 10 or fewer patients.

Most frequent services

1. Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more (99214)199 services
2. Removal of polyps or growths of large bowel using an endoscope with mechanical snare (45385)100 services
3. New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more (99204)61 services
4. Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes (99232)54 services
5. Biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope (43239)48 services

Chronic conditions among these patients

Share of this clinician’s Original Medicare patients with each condition, as published by CMS (it describes the patients, not the care given).

• High blood pressure75%
• High cholesterol75%
• Arthritis49%
• Diabetes37%
• Ischemic heart disease37%
• Anxiety31%

Hospitals where Nassim Y. El Hajj works

Medicare's Facility Affiliation Data lists Nassim Y. El Hajj at these hospitals (updated October 2, 2026). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians. Star rating and emergency services: Hospital General Information (CMS), data updated October 26, 2026.

• Baptist Health Medical Center - JacksonvilleJacksonville, FL · Acute Care Hospital · Medicare rating: 4 of 5 stars · Emergency services: listed by Medicare · CCN 100088
• HCA Florida Memorial HospitalJacksonville, FL · Acute Care Hospital · Medicare rating: 2 of 5 stars · Emergency services: listed by Medicare · CCN 100179

Practice locations

Addresses where Nassim Y. El Hajj is enrolled with Medicare (CMS data updated October 2, 2026).

• 4800 Belfort RdJacksonville, FL 32256 (904) 398‑7205

Group practices

Medicare enrollment lists Nassim Y. El Hajj as a member of this group (CMS data updated October 2, 2026).

• Borland Groover Clinic, PA130 clinicians in the group

Specialties

• Gastroenterologyprimary
• Internal Medicinealso

Find other Gastroenterology doctors in Florida →

Other gastroenterologists in Jacksonville

Clinicians with the same Medicare primary specialty in Jacksonville, FL — not a recommendation.

• Ajmal Hameed, MD
• Juan C. Munoz, MD
• Liu Yang, MD
• Xiaoyu Li, MD
• Robert C. Chase, MD
• Amie G. Deutch, MD
• Jose Nieto, DO
• Philip N. Okafor, MD

All gastroenterologists in Jacksonville →

Other clinicians in Borland Groover Clinic, PA

Medicare enrollment lists these clinicians in the same group practice — not a recommendation.

• Spencer J. Knox, MD
• Raychel L. Raymer, PA
• Juan C. Munoz, MD
• George M. Varsegi, MD
• Michael E. Herman, DO
• Nicole A. Garcia, PA

Clinician information

Most corrections must be made at the source: clinicians update their NPI Registry record (NPPES) and their Medicare enrollment (PECOS); this page follows the next data release.

Sources

1. Facility Affiliation Data — Centers for Medicare & Medicaid Services (CMS), data updated October 2, 2026, retrieved October 29, 2026
2. Hospital General Information — CMS, data updated October 26, 2026, retrieved November 13, 2026
3. National Downloadable File (Doctors and Clinicians) — CMS, data updated October 2, 2026, retrieved October 29, 2026
4. Medicare Physician & Other Practitioners - by Provider — CMS, data year 2024, released May 21, 2026; Medicare Physician & Other Practitioners - by Provider and Service
5. NPI Registry — U.S. Department of Health and Human Services (NPPES), the clinician’s official record
6. Medicare Care Compare — official Medicare tool to look up clinicians