Umer Malik, M.D.
NPI 1336589274 · Gastroenterology Physician · Stony Brook, NY
Enrolled with Medicare as Practitioner - Gastroenterology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Umer Malik, M.D. is a Gastroenterology Physician provider in Stony Brook, NY (NPI 1336589274).
Provider details
- NPI number
- 1336589274
- Entity type
- Individual
- Primary specialty
- Gastroenterology PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- 054591 (CT)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
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
12 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
297 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 | 140 | $83 |
| Initial Hospital Care With Straightforward Or Low-Level Medical Decision Making, If Using Time, at Least 55 Minutes99222 | 75 | $133 |
| Initial Hospital Care With Straightforward Or Low Level of Medical Decision Making, Per Day, If Using Time, at Least 40 Minutes99221 | 32 | $92 |
| Biopsy of Esophagus, Stomach, And/Or Upper Small Bowel Using a Flexible Endoscope43239 | 27 | $107 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 12 | $90 |
| Removal of Polyps Or Growths of Large Bowel Using an Endoscope With Mechanical Snare |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$271 across 10 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
- 2013-06-25
- Last updated
- 2023-07-14
- Certified
- 2023-07-14
Frequently asked questions
- What is Umer Malik's NPI number?
- Umer Malik's National Provider Identifier (NPI) is 1336589274, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Umer Malik's specialty?
- Umer Malik is listed in the NPPES registry with a primary specialty of Gastroenterology Physician (Allopathic & Osteopathic Physicians).
- Where is Umer Malik located?
- Umer Malik's practice location on file with NPPES is 101 Nicolls Rd # T17-060, Stony Brook, NY 11794-0001.
- What is Umer Malik's phone number?
- The practice phone number listed in the NPPES registry for Umer Malik is (631) 444-2119.
- Does Umer Malik accept Medicare?
- Umer Malik is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Umer Malik's NPI active?
- Yes — Umer Malik's NPI (1336589274) is active in the NPPES registry as of the last update on 2023-07-14.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.