David Felig, MD
NPI 1780681866 · Gastroenterology Physician · Hackensack, NJ
Enrolled with Medicare as Practitioner - Gastroenterology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
David Felig, MD is a Gastroenterology Physician provider in Hackensack, NJ (NPI 1780681866).
Provider details
- NPI number
- 1780681866
- Entity type
- Individual
- Primary specialty
- Gastroenterology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- 25MA6230900 (NJ)
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
20 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
2,382 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) |
|---|---|---|
| Chronic Care Management Services for Two Or More Chronic Conditions, Additional 20 Minutes of Clinical Staff Time Directed By Health Care Professional, Per Calendar Month99439 | 526 | $56 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 406 | $105 |
| Chronic Care Management Services, First 20 Minutes of Clinical Staff Time Directed By Health Care Professional, Per Calendar Month99490 | 321 | $73 |
| Biopsy of Large Bowel Using a Flexible Endoscope45380 | 213 | $96 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 174 | $148 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 31 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Omeprazole | 262 | 102 |
| Pantoprazole Sodium | 227 | 76 |
| Famotidine | 144 | 46 |
| Peg3350/Sod Sulf,bicarb,cl/Kclbrand: Gavilyte-G | 116 | 112 |
| Sod Picosulf/Mag Ox/Citric Acbrand: Clenpiq | 103 | 102 |
| Esomeprazole Magnesium | 100 | 32 |
| Dicyclomine Hcl | 71 | 27 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$1,269 across 84 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
- 2005-07-05
- Last updated
- 2023-08-09
- Certified
- 2023-08-09
Frequently asked questions
- What is David Felig's NPI number?
- David Felig's National Provider Identifier (NPI) is 1780681866, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is David Felig's specialty?
- David Felig is listed in the NPPES registry with a primary specialty of Gastroenterology Physician (Allopathic & Osteopathic Physicians).
- Where is David Felig located?
- David Felig's practice location on file with NPPES is 52 1st St, Hackensack, NJ 07601-2044.
- What is David Felig's phone number?
- The practice phone number listed in the NPPES registry for David Felig is (201) 488-3003.
- Does David Felig accept Medicare?
- David Felig is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is David Felig's NPI active?
- Yes — David Felig's NPI (1780681866) is active in the NPPES registry as of the last update on 2023-08-09.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.