Gil Ascunce, M.D.
NPI 1023265428 · Gastroenterology Physician · New York, NY
Enrolled with Medicare as Practitioner - Gastroenterology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Gil Ascunce, M.D. is a Gastroenterology Physician provider in New York, NY (NPI 1023265428).
Provider details
- NPI number
- 1023265428
- Entity type
- Individual
- Primary specialty
- Gastroenterology PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- Yes
- License
- 242599 (NY)
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
17 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
787 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) |
|---|---|---|
| Pathology Examination of Tissue Using a Microscope, Intermediate Complexity88305 | 239 | $39 |
| Special Stained Specimen Slides to Identify Organisms Including Interpretation and Report88312 | 137 | $28 |
| Special Stained Specimen Slides to Examine Tissue Including Interpretation and Report88313 | 128 | $13 |
| Special Stained Specimen Slides to Examine Tissue, Initial Procedure88342 | 82 | $36 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 46 | $142 |
| New Patient Office Or Other Outpatient Visit With Moderate Level of Medical Decision Making, If Using Time, 45 Minutes Or More99204 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 17 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Linaclotidebrand: Linzess | 194 | 66 |
| Omeprazole | 98 | 45 |
| Sodium, Potassium,mag Sulfatesbrand: Sod Sulf-Potass Sulf-Mag Sulf | 67 | 66 |
| Amitriptyline Hcl | 66 | 19 |
| Prucalopride Succinatebrand: Motegrity | 61 | 16 |
| Plecanatidebrand: Trulance | 55 | 15 |
| Pantoprazole Sodium |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$1,080 across 67 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
- 2008-08-27
- Last updated
- 2020-01-23
- Certified
- 2020-01-23
Frequently asked questions
- What is Gil Ascunce's NPI number?
- Gil Ascunce's National Provider Identifier (NPI) is 1023265428, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Gil Ascunce's specialty?
- Gil Ascunce is listed in the NPPES registry with a primary specialty of Gastroenterology Physician (Allopathic & Osteopathic Physicians).
- Where is Gil Ascunce located?
- Gil Ascunce's practice location on file with NPPES is 161 Madison Ave Rm 10sw, New York, NY 10016-5440.
- What is Gil Ascunce's phone number?
- The practice phone number listed in the NPPES registry for Gil Ascunce is (212) 889-2400.
- Does Gil Ascunce accept Medicare?
- Gil Ascunce is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Gil Ascunce's NPI active?
- Yes — Gil Ascunce's NPI (1023265428) is active in the NPPES registry as of the last update on 2020-01-23.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.