Mitchell Weinstein, D.O.
NPI 1942292206 · Gastroenterology Physician · West Islip, NY
Enrolled with Medicare as Practitioner - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Mitchell Weinstein, D.O. is a Gastroenterology Physician provider in West Islip, NY (NPI 1942292206).
Provider details
- NPI number
- 1942292206
- Entity type
- Individual
- Primary specialty
- Gastroenterology PhysicianAllopathic & Osteopathic Physicians
- Credential
- D.O.
- Sex
- Male
- Sole proprietor
- Yes
- License
- 162637 (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
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
1,275 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) |
|---|---|---|
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 775 | $144 |
| New Patient Office Or Other Outpatient Visit With Moderate Level of Medical Decision Making, If Using Time, 45 Minutes Or More99204 | 145 | $190 |
| Biopsy of Esophagus, Stomach, And/Or Upper Small Bowel Using a Flexible Endoscope43239 | 91 | $129 |
| Biopsy of Large Bowel Using a Flexible Endoscope45380 | 70 | $197 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 37 | $103 |
| Colorectal Cancer Screening; Colonoscopy on Individual at High Risk |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 19 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Dicyclomine Hcl | 367 | 144 |
| Pantoprazole Sodium | 183 | 72 |
| Famotidine | 166 | 74 |
| Omeprazole | 130 | 48 |
| Linaclotidebrand: Linzess | 109 | 43 |
| Sodium, Potassium,mag Sulfatesbrand: Sod Sulf-Potass Sulf-Mag Sulf | 95 | 90 |
| Metoclopramide Hcl | 83 | 34 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$274 across 11 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
- 2005-08-22
- Last updated
- 2022-01-10
- Certified
- 2022-01-10
Frequently asked questions
- What is Mitchell Weinstein's NPI number?
- Mitchell Weinstein's National Provider Identifier (NPI) is 1942292206, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Mitchell Weinstein's specialty?
- Mitchell Weinstein is listed in the NPPES registry with a primary specialty of Gastroenterology Physician (Allopathic & Osteopathic Physicians).
- Where is Mitchell Weinstein located?
- Mitchell Weinstein's practice location on file with NPPES is 631 Montauk Hwy Ste 2, West Islip, NY 11795-4400.
- What is Mitchell Weinstein's phone number?
- The practice phone number listed in the NPPES registry for Mitchell Weinstein is (631) 321-3840.
- Does Mitchell Weinstein accept Medicare?
- Mitchell Weinstein is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Mitchell Weinstein's NPI active?
- Yes — Mitchell Weinstein's NPI (1942292206) is active in the NPPES registry as of the last update on 2022-01-10.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.