Doctor profile · Federal record
Dr. Mitchell Weinstein, D.O.
Gastroenterology Physician (CMS: Internal Medicine) · West Islip, NY
- NPI 1942292206
- Accepts Medicare
- 42 yrs in practice
- Male
- Solo practice
- No sanctions
Practice & contact
- Primary practice
-
631 Montauk Hwy Ste 2
West Islip, NY 117954400
(631) 321-3840
fax (631) 321-3842
Credentials & registration
- NPI registered
- August 2005 — 21 yrs on file
- Profile last updated
- January 10, 2022
- Year of graduation
- 1984 — 42 yrs since
- Specialty taxonomy
- 207RG0100X — NUCC code
- State license (1)
- New York #162637
- Medicaid
- NY #01416811
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1942292206. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
1,383
Distinct HCPCS
10
Medicare allowed
$225,237
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99214 |
Established patient office or other outpatient visit, 30-39 minutes | 625 | 373 | $149 | |
99204 |
New patient office or other outpatient visit, 45-59 minutes | 220 | 220 | $197 | |
99213 |
Established patient office or other outpatient visit, 20-29 minutes | 133 | 118 | $107 | |
43239 |
Biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope | 90 | 87 | $133 | |
99203 |
New patient office or other outpatient visit, 30-44 minutes | 76 | 76 | $135 | |
45380 |
Biopsy of large bowel using a flexible endoscope | 65 | 63 | $180 | |
G0105 |
Colorectal cancer screening; colonoscopy on individual at high risk | 54 | 53 | $203 | |
45385 |
Removal of polyps or growths of large bowel using an endoscope with mechanical snare | 45 | 44 | $296 | |
G0121 |
Colorectal cancer screening; colonoscopy on individual not meeting criteria for high risk | 42 | 42 | $216 | |
45378 |
Diagnostic exam of large bowel using a flexible endoscope | 33 | 32 | $218 |
In context: peer comparison
Among 3 peers in this city , average services per provider: 141. This provider delivers 9.8× the peer median.Open Payments
Industry payments received
All-time total
$274
Transactions
11
Manufacturers
6
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| ABBVIE INC. | 5 | $153.68 | |
| GENZYME CORPORATION | 1 | $32.45 | |
| PFIZER INC. | 2 | $31.88 | |
| Ardelyx, Inc. | 1 | $22.53 | |
| Intercept Pharmaceuticals, Inc. | 1 | $17.16 | |
| Takeda Pharmaceuticals U.S.A., Inc. | 1 | $16.75 |
By nature of payment
Medicare Part D · 2023
Top prescriptions
Total claims
1,097
Patients
479
Total drug cost
$132,091
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Dicyclomine Hcl | Generic | 346 | 148 | $6,439 |
| Famotidine | Generic | 170 | 81 | $2,414 |
| Pantoprazole Sodium | Generic | 144 | 61 | $2,067 |
| Metoclopramide Hcl | Generic | 110 | 45 | $1,271 |
| Linzess (Linaclotide) | Brand | 90 | 42 | $65,358 |
| Omeprazole | Generic | 80 | 34 | $1,003 |
| Sod Sulf-Potass Sulf-Mag Sulf (Sodium, Potassium,mag Sulfates) | Brand | 39 | 37 | $2,958 |
| Metronidazole | Generic | 20 | 19 | $107 |
| Diphenoxylate-Atropine (Diphenoxylate Hcl/Atropine) | Brand | 19 | 0 | $573 |
| Esomeprazole Magnesium | Generic | 14 | 0 | $715 |
Hospital affiliations
Frequently asked questions
What is Dr. Mitchell Weinstein's medical specialty?
Dr. Mitchell Weinstein practices Gastroenterology Physician in West Islip, NY.
Where does Dr. Mitchell Weinstein practice?
Dr. Mitchell Weinstein practices at 631 Montauk Hwy Ste 2, West Islip, NY 117954400. Office phone: 6313213840.
What is Dr. Mitchell Weinstein's NPI?
Dr. Mitchell Weinstein's National Provider Identifier (NPI) is 1942292206, issued by NPPES.
Does Dr. Mitchell Weinstein accept Medicare assignment?
Yes. Dr. Mitchell Weinstein accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Mitchell Weinstein commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99214); New patient office or other outpatient visit (HCPCS 99204); Established patient office or other outpatient visit (HCPCS 99213). Source: CMS Medicare Physician & Other Practitioners file.