Doctor profile · Federal record
Dr. Marc Sherman, MD
Gastroenterology Physician (CMS: Gastroenterology) · Internal Medicine Physician · Boston, MA
- NPI 1922457225
- Accepts Medicare
- 10 yrs in practice
- Male
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
55 Fruit St
Boston, MA 021142696
(617) 643-6361 - Mailing address
-
Massachusetts General Hospital, 55 Fruit St.
Boston, MA 02114
Credentials & registration
- NPI registered
- June 2016 — 10 yrs on file
- Profile last updated
- May 25, 2022
- Year of graduation
- 2016 — 10 yrs since
- Specialty taxonomy
- 207RG0100X — NUCC code
- State licenses (2)
- Massachusetts #291979 · Massachusetts #267684
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1922457225. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
118
Distinct HCPCS
6
Medicare allowed
$13,810
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
G0500 |
Moderate sedation services provided by the same physician or other qualified health care professional performing a gastrointestinal endoscopic service that sedation supports, requiring the presence of an independent trained observer to assist in the monito | 29 | 29 | $6 | |
99215 |
Established patient office or other outpatient visit, 40-54 minutes | 27 | 20 | $153 | |
45380 |
Biopsy of large bowel using a flexible endoscope | 18 | 18 | $130 | |
99214 |
Established patient office or other outpatient visit, 30-39 minutes | 17 | 15 | $104 | |
45385 |
Removal of polyps or growths of large bowel using an endoscope with mechanical snare | 14 | 14 | $270 | |
43239 |
Biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope | 13 | 13 | $125 |
In context: peer comparison
Among 78 peers in Boston Gastroenterology Physician, average services per provider: 56. This provider delivers 2.1× the peer median.Medicare Part D · 2023
Top prescriptions
Total claims
55
Patients
19
Total drug cost
$8,183
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Ursodiol | Generic | 23 | 0 | $7,510 |
| Gavilyte-G (Peg3350/Sod Sulf,Bicarb,Cl/Kcl) | Brand | 19 | 19 | $302 |
| Spironolactone | Generic | 13 | 0 | $372 |
Frequently asked questions
What is Dr. Marc Sherman's medical specialty?
Dr. Marc Sherman practices Gastroenterology Physician in Boston, MA.
Where does Dr. Marc Sherman practice?
Dr. Marc Sherman practices at 55 Fruit St, Boston, MA 021142696. Office phone: 6176436361.
What is Dr. Marc Sherman's NPI?
Dr. Marc Sherman's National Provider Identifier (NPI) is 1922457225, issued by NPPES.
Does Dr. Marc Sherman accept Medicare assignment?
Yes. Dr. Marc Sherman accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Marc Sherman commonly perform?
Top Medicare-reported procedures in 2023: Moderate sedation services provided by the same physician or other qualified health care professional performing a gastrointestinal endoscopic service that sedation supports, requiring the presence of an independent trained observer to assist in the monito (HCPCS G0500); Established patient office or other outpatient visit (HCPCS 99215); Biopsy of large bowel using a flexible endoscope (HCPCS 45380). Source: CMS Medicare Physician & Other Practitioners file.