Nadim Haddad
NPI 1649278441 · Gastroenterology Physician · Washington, DC
Enrolled with Medicare as Practitioner - Gastroenterology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Nadim Haddad is a Gastroenterology Physician provider in Washington, DC (NPI 1649278441).
Provider details
- NPI number
- 1649278441
- Entity type
- Individual
- Primary specialty
- Gastroenterology PhysicianAllopathic & Osteopathic Physicians
- Sex
- Male
- Sole proprietor
- No
- License
- 33207 (DC)
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
21 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
740 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) |
|---|---|---|
| Biopsy of Esophagus, Stomach, And/Or Upper Small Bowel Using a Flexible Endoscope43239 | 131 | $61 |
| Review By Radiologist of Image From Tube Placement Into Bile Duct Using an Endoscope74328 | 98 | $26 |
| Ultrasound Exam of Esophagus, Stomach, And/Or Upper Small Bowel Using a Flexible Endoscope43259 | 74 | $251 |
| Removal of Stone Or Debris From Bile Or Pancreatic Duct Using a Flexible Endoscope43264 | 70 | $51 |
| Insertion of Stent Into Pancreatic Or Bile Duct Using a Flexible Endoscope43274 | 65 | $502 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 |
Practice location
Mailing address
Registry dates
- Enumerated
- 2005-07-14
- Last updated
- 2012-02-23
Frequently asked questions
- What is Nadim Haddad's NPI number?
- Nadim Haddad's National Provider Identifier (NPI) is 1649278441, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Nadim Haddad's specialty?
- Nadim Haddad is listed in the NPPES registry with a primary specialty of Gastroenterology Physician (Allopathic & Osteopathic Physicians).
- Where is Nadim Haddad located?
- Nadim Haddad's practice location on file with NPPES is 3800 Reservoir Rd Nw, Washington, DC 20007-2113.
- What is Nadim Haddad's phone number?
- The practice phone number listed in the NPPES registry for Nadim Haddad is (202) 444-8541.
- Does Nadim Haddad accept Medicare?
- Nadim Haddad is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Nadim Haddad's NPI active?
- Yes — Nadim Haddad's NPI (1649278441) is active in the NPPES registry as of the last update on 2012-02-23.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.