Doctor profile · Federal record
Dr. Isadore Gutwein, M.D.
Gastroenterology Physician (CMS: Gastroenterology) · Bronx, NY
- NPI 1053306480
- Accepts Medicare
- 53 yrs in practice
- Male
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
3765 Riverdale Ave, Suite #7
Bronx, NY 104631845
(718) 549-4267
fax (718) 884-4885
Credentials & registration
- NPI registered
- September 2005 — 21 yrs on file
- Profile last updated
- July 22, 2010
- Year of graduation
- 1973 — 53 yrs since
- Specialty taxonomy
- 207RG0100X — NUCC code
- State license (1)
- New York #121055
- Medicaid
- NY #00227069
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1053306480. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
319
Distinct HCPCS
10
Medicare allowed
$40,914
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99214 |
Established patient office or other outpatient visit, 30-39 minutes | 75 | 58 | $149 | |
82272 |
Stool analysis for blood, by peroxidase activity | 60 | 57 | $4 | |
99213 |
Established patient office or other outpatient visit, 20-29 minutes | 42 | 32 | $105 | |
99204 |
New patient office or other outpatient visit, 45-59 minutes | 35 | 35 | $195 | |
99203 |
New patient office or other outpatient visit, 30-44 minutes | 23 | 23 | $133 | |
45385 |
Removal of polyps or growths of large bowel using an endoscope with mechanical snare | 22 | 20 | $298 | |
45380 |
Biopsy of large bowel using a flexible endoscope | 19 | 19 | $110 | |
43239 |
Biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope | 18 | 18 | $140 | |
46600 |
Diagnostic exam of anus using an endoscope | 13 | 12 | $146 | |
45378 |
Diagnostic exam of large bowel using a flexible endoscope | 12 | 12 | $181 |
In context: peer comparison
Among 33 peers in Bronx Gastroenterology Physician, average services per provider: 33. This provider delivers 9.7× the peer median.Open Payments
Industry payments received
All-time total
$1,278
Transactions
78
Manufacturers
15
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| Takeda Pharmaceuticals U.S.A., INC. | 25 | $289.38 | |
| Abbvie INC. | 19 | $247.36 | |
| Janssen Biotech, INC. | 9 | $139.08 | |
| Merck Sharp & Dohme LLC | 3 | $77.68 | |
| Daiichi Sankyo INC. | 3 | $77.19 | |
| Amgen INC. | 3 | $76.82 | |
| Gilead Sciences, INC. | 3 | $58.07 | |
| Madrigal Pharmaceuticals | 2 | $48.35 | |
| Ardelyx, INC. | 2 | $47.61 | |
| Phathom Pharmaceuticals, INC. | 2 | $40.40 | |
| Pfizer INC. | 2 | $39.76 | |
| Regeneron Healthcare Solutions, INC. | 1 | $23.05 | |
| Organon LLC | 2 | $22.29 | |
| Lilly USA, LLC | 1 | $22.05 | |
| Qol Medical, LLC | 1 | $18.71 |
By nature of payment
Medicare Part D · 2023
Top prescriptions
Total claims
772
Patients
321
Total drug cost
$378,575
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Omeprazole | Generic | 274 | 90 | $3,397 |
| Gavilyte-G (Peg3350/Sod Sulf,Bicarb,Cl/Kcl) | Brand | 125 | 118 | $2,078 |
| Dexlansoprazole Dr (Dexlansoprazole) | Brand | 49 | 0 | $11,809 |
| Linzess (Linaclotide) | Brand | 43 | 12 | $47,907 |
| Esomeprazole Magnesium | Generic | 36 | 12 | $1,712 |
| Nortriptyline Hcl | Generic | 33 | 0 | $287 |
| Sod Sulf-Potass Sulf-Mag Sulf (Sodium, Potassium,Mag Sulfates) | Brand | 30 | 28 | $2,022 |
| Humira Pen (Adalimumab) | Brand | 26 | 0 | $280,836 |
| Peg 3350-Electrolyte (Sodium Chloride/Nahco3/Kcl/Peg) | Brand | 26 | 25 | $541 |
| Lactulose | Generic | 25 | 0 | $1,178 |
Frequently asked questions
What is Dr. Isadore Gutwein's medical specialty?
Dr. Isadore Gutwein practices Gastroenterology Physician in Bronx, NY.
Where does Dr. Isadore Gutwein practice?
Dr. Isadore Gutwein practices at 3765 Riverdale Ave, Bronx, NY 104631845. Office phone: 7185494267.
What is Dr. Isadore Gutwein's NPI?
Dr. Isadore Gutwein's National Provider Identifier (NPI) is 1053306480, issued by NPPES.
Does Dr. Isadore Gutwein accept Medicare assignment?
Yes. Dr. Isadore Gutwein accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Isadore Gutwein commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99214); Stool analysis for blood, by peroxidase activity (HCPCS 82272); Established patient office or other outpatient visit (HCPCS 99213). Source: CMS Medicare Physician & Other Practitioners file.