Doctor profile · Federal record
Dr. Mark Finklestein, M.D.
Gastroenterology Physician · Brockton, MA
- NPI 1831114149
- 20 yrs on file
- Male
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
189 Quincy St
Brockton, MA 023022926
(508) 588-6700
fax (508) 584-3010
Credentials & registration
- NPI registered
- July 2006 — 20 yrs on file
- Profile last updated
- January 25, 2010
- Specialty taxonomy
- 207RG0100X — NUCC code
- State license (1)
- Massachusetts #44548
- Medicaid
- MA #6166849
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1831114149. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
268
Distinct HCPCS
9
Medicare allowed
$38,449
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99214 |
Established patient office or other outpatient visit, 30-39 minutes | 66 | 61 | $131 | |
99213 |
Established patient office or other outpatient visit, 20-29 minutes | 49 | 44 | $92 | |
G0105 |
Colorectal cancer screening; colonoscopy on individual at high risk | 36 | 36 | $181 | |
45385 |
Removal of polyps or growths of large bowel using an endoscope with mechanical snare | 32 | 32 | $254 | |
43239 |
Biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope | 27 | 27 | $90 | |
43235 |
Diagnostic exam of esophagus, stomach, and/or upper small bowel using a flexible endoscope | 16 | 16 | $96 | |
45378 |
Diagnostic exam of large bowel using a flexible endoscope | 15 | 14 | $171 | |
99204 |
New patient office or other outpatient visit, 45-59 minutes | 14 | 14 | $170 | |
45380 |
Biopsy of large bowel using a flexible endoscope | 13 | 13 | $132 |
In context: peer comparison
Among 5 peers in this city , average services per provider: 49. This provider delivers 5.5× the peer median.Medicare Part D · 2023
Top prescriptions
Total claims
633
Patients
126
Total drug cost
$847,688
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Omeprazole | Generic | 184 | 55 | $5,261 |
| Esomeprazole Magnesium | Generic | 60 | 14 | $3,461 |
| Famotidine | Generic | 60 | 12 | $1,140 |
| Pantoprazole Sodium | Generic | 59 | 18 | $1,076 |
| Linzess (Linaclotide) | Brand | 57 | 16 | $50,841 |
| Ondansetron Hcl | Generic | 31 | 0 | $1,261 |
| Dicyclomine Hcl | Generic | 29 | 11 | $1,001 |
| Sucralfate | Generic | 29 | 0 | $3,906 |
| Stelara (Ustekinumab) | Brand | 24 | 0 | $657,269 |
| Lansoprazole | Generic | 22 | 0 | $898 |
Frequently asked questions
What is Dr. Mark Finklestein's medical specialty?
Dr. Mark Finklestein practices Gastroenterology Physician in Brockton, MA.
Where does Dr. Mark Finklestein practice?
Dr. Mark Finklestein practices at 189 Quincy St, Brockton, MA 023022926. Office phone: 5085886700.
What is Dr. Mark Finklestein's NPI?
Dr. Mark Finklestein's National Provider Identifier (NPI) is 1831114149, issued by NPPES.
What procedures does Dr. Mark Finklestein commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99214); Established patient office or other outpatient visit (HCPCS 99213); Colorectal cancer screening; colonoscopy on individual at high risk (HCPCS G0105). Source: CMS Medicare Physician & Other Practitioners file.