Doctor profile · Federal record
Dr. Mohamed Mahmoud, M.D.
Gastroenterology Physician (CMS: Gastroenterology) · Internal Medicine Physician · Worcester, MA
- NPI 1962701326
- Accepts Medicare
- 21 yrs in practice
- Male
- Group practice
- No sanctions
Practice & contact
Operates at 2 locations .
- Primary practice
-
55 Lake Ave N
Worcester, MA 016550002
(508) 856-2846
fax (508) 856-3981 - Additional location
-
101 Page St
New Bedford, MA 027403464
(508) 973-5919
fax (508) 973-5916 - Mailing address
-
Po Box 415348
Boston, MA 022415348
Credentials & registration
- NPI registered
- March 2011 — 15 yrs on file
- Profile last updated
- April 22, 2020
- Year of graduation
- 2005 — 21 yrs since
- Specialty taxonomy
- 207RG0100X — NUCC code
- State license (1)
- Massachusetts #263869
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1962701326. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
641
Distinct HCPCS
10
Medicare allowed
$62,932
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
88305 |
Pathology examination of tissue using a microscope, intermediate complexity | 139 | 55 | $36 | |
99213 |
Established patient office or other outpatient visit, 20-29 minutes | 89 | 62 | $93 | |
99214 |
Established patient office or other outpatient visit, 30-39 minutes | 64 | 40 | $132 | |
88313 |
Special stained specimen slides to examine tissue including interpretation and report | 54 | 26 | $66 | |
88312 |
Special stained specimen slides to identify organisms including interpretation and report | 53 | 26 | $89 | |
43239 |
Biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope | 45 | 44 | $133 | |
99203 |
New patient office or other outpatient visit, 30-44 minutes | 37 | 37 | $116 | |
45385 |
Removal of polyps or growths of large bowel using an endoscope with mechanical snare | 35 | 34 | $261 | |
99222 |
Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes | 32 | 31 | $134 | |
99233 |
Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes | 29 | 18 | $122 |
In context: peer comparison
Among 20 peers in this city , average services per provider: 36. This provider delivers 18× the peer median.Open Payments
Industry payments received
All-time total
$797
Transactions
35
Manufacturers
12
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| ABBVIE INC. | 17 | $331.48 | |
| Medtronic, Inc. | 1 | $135.11 | |
| Gilead Sciences, Inc. | 3 | $68.31 | |
| Janssen Biotech, Inc. | 4 | $61.34 | |
| Phathom Pharmaceuticals, Inc. | 3 | $57.94 | |
| Takeda Pharmaceuticals U.S.A., Inc. | 1 | $31.35 | |
| Celgene Corporation | 1 | $22.37 | |
| Intercept Pharmaceuticals, Inc. | 1 | $21.55 | |
| Celltrion USA Inc. | 1 | $20.72 | |
| Merck Sharp & Dohme LLC | 1 | $18.54 | |
| Ardelyx, Inc. | 1 | $14.39 | |
| EVOKE PHARMA, INC. | 1 | $13.57 |
By nature of payment
Medicare Part D · 2023
Top prescriptions
Total claims
824
Patients
484
Total drug cost
$44,151
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Omeprazole | Generic | 231 | 106 | $3,101 |
| Peg 3350-Electrolyte (Sodium Chloride/Nahco3/Kcl/Peg) | Brand | 134 | 127 | $3,001 |
| Famotidine | Generic | 107 | 47 | $1,441 |
| Pantoprazole Sodium | Generic | 101 | 55 | $1,722 |
| Sod Sulf-Potass Sulf-Mag Sulf (Sodium, Potassium,mag Sulfates) | Brand | 64 | 63 | $5,041 |
| Metoclopramide Hcl | Generic | 38 | 31 | $149 |
| Dicyclomine Hcl | Generic | 29 | 19 | $577 |
| Gavilyte-G (Peg3350/Sod Sulf,bicarb,cl/Kcl) | Brand | 24 | 24 | $364 |
| Esomeprazole Magnesium | Generic | 19 | 0 | $690 |
| Linzess (Linaclotide) | Brand | 16 | 0 | $12,015 |
Hospital affiliations
Frequently asked questions
What is Dr. Mohamed Mahmoud's medical specialty?
Dr. Mohamed Mahmoud practices Gastroenterology Physician in Worcester, MA.
Where does Dr. Mohamed Mahmoud practice?
Dr. Mohamed Mahmoud practices at 55 Lake Ave N, Worcester, MA 016550002. Office phone: 5088562846.
What is Dr. Mohamed Mahmoud's NPI?
Dr. Mohamed Mahmoud's National Provider Identifier (NPI) is 1962701326, issued by NPPES.
Does Dr. Mohamed Mahmoud accept Medicare assignment?
Yes. Dr. Mohamed Mahmoud accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Mohamed Mahmoud commonly perform?
Top Medicare-reported procedures in 2023: Pathology examination of tissue using a microscope, intermediate complexity (HCPCS 88305); Established patient office or other outpatient visit (HCPCS 99213); Established patient office or other outpatient visit (HCPCS 99214). Source: CMS Medicare Physician & Other Practitioners file.