Anish Mammen, M.D.
NPI 1053574277 · Gastroenterology Physician · New York, NY
Enrolled with Medicare as Practitioner - Gastroenterology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Anish Mammen, M.D. is a Gastroenterology Physician provider in New York, NY (NPI 1053574277).
Provider details
- NPI number
- 1053574277
- Entity type
- Individual
- Primary specialty
- Gastroenterology PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- MD472422 (PA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Student, Health Care
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
781 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) |
|---|---|---|
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 35 Minutes99232 | 134 | $79 |
| Initial Hospital Care With Straightforward Or Low-Level Medical Decision Making, If Using Time, at Least 55 Minutes99222 | 100 | $130 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 93 | $89 |
| Biopsy of Esophagus, Stomach, And/Or Upper Small Bowel Using a Flexible Endoscope43239 | 89 | $82 |
| Subsequent Hospital Care With Straightforward Or Low Level of Medical Decision Making, Per Day, If Using Time, at Least 25 Minutes99231 | 56 | $50 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 13 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Pantoprazole Sodium | 342 | 140 |
| Famotidine | 126 | 54 |
| Omeprazole | 67 | 26 |
| Linaclotidebrand: Linzess | 29 | 14 |
| Sucralfate | 25 | 11 |
| Lipase/Protease/Amylasebrand: Creon | 23 | — |
| Esomeprazole Magnesium | 20 | — |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$1,248 across 75 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
- 2008-07-08
- Last updated
- 2020-12-09
- Certified
- 2020-12-09
Frequently asked questions
- What is Anish Mammen's NPI number?
- Anish Mammen's National Provider Identifier (NPI) is 1053574277, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Anish Mammen's specialty?
- Anish Mammen is listed in the NPPES registry with a primary specialty of Gastroenterology Physician (Allopathic & Osteopathic Physicians).
- Where is Anish Mammen located?
- Anish Mammen's practice location on file with NPPES is 310 E 24th St, New York, NY 10010-4012.
- What is Anish Mammen's phone number?
- The practice phone number listed in the NPPES registry for Anish Mammen is (617) 513-9508.
- Does Anish Mammen accept Medicare?
- Anish Mammen is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Anish Mammen's NPI active?
- Yes — Anish Mammen's NPI (1053574277) is active in the NPPES registry as of the last update on 2020-12-09.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.