Doctor profile · Federal record

Dr. Dennis Lee, MD

Gastroenterology Physician (CMS: Gastroenterology) · Newton, MA

  • NPI 1184683617
  • Accepts Medicare
  • 46 yrs in practice
  • Male
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
2000 Washington St, Suite 368 Gastroenterology Health Care Associates
Newton, MA 02462
(617) 969-1227
fax (617) 969-2676

Credentials & registration

NPPES · NUCC
NPI registered
March 2006 — 20 yrs on file
Profile last updated
July 8, 2007
Year of graduation
1980 — 46 yrs since
Specialty taxonomy
207RG0100X — NUCC code
State license (1)
Massachusetts #51287
Medicaid
MA #3002641

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1184683617. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
897
Distinct HCPCS
10
Medicare allowed
$140,481
HCPCS Description Services Patients Avg allowed
45380 Biopsy of large bowel using a flexible endoscope 149 148 $146
43239 Biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope 145 134 $108
45385 Removal of polyps or growths of large bowel using an endoscope with mechanical snare 140 138 $255
99214 Established patient office or other outpatient visit, 30-39 minutes 121 108 $140
G0105 Colorectal cancer screening; colonoscopy on individual at high risk 104 102 $186
99204 New patient office or other outpatient visit, 45-59 minutes 59 59 $179
G0121 Colorectal cancer screening; colonoscopy on individual not meeting criteria for high risk 32 32 $189
91065 Measurement of hydrogen in breath to test for stomach and bowel symptoms 30 18 $97
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 26 26 $6
43235 Diagnostic exam of esophagus, stomach, and/or upper small bowel using a flexible endoscope 19 18 $107

In context: peer comparison

Among 4 peers in this city , average services per provider: 46. This provider delivers 20× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$197
Transactions
8
Manufacturers
3
Payer (manufacturer) Industry Txns Amount
ABBVIE INC. 6 $140.99
GENZYME CORPORATION 1 $35.54
Salix Pharmaceuticals, a division of Bausch Health US, LLC 1 $20.16

By nature of payment

Food and Beverage
$197

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
1,356
Patients
505
Total drug cost
$134,427
Drug Type Claims Patients Total cost
Omeprazole Generic 533 156 $14,275
Sucralfate Generic 218 58 $14,362
Gavilyte-G (Peg3350/Sod Sulf,bicarb,cl/Kcl) Brand 161 160 $2,457
Famotidine Generic 118 33 $1,949
Pantoprazole Sodium Generic 67 19 $1,845
Mesalamine Generic 53 11 $38,423
Linzess (Linaclotide) Brand 48 0 $33,542
Colestipol Hcl Generic 27 14 $2,902
Gavilyte-C (Peg3350/Sod Sulf,bicarb,cl/Kcl) Brand 26 26 $481
Lubiprostone Generic 25 12 $7,348

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Dennis Lee's medical specialty?
Dr. Dennis Lee practices Gastroenterology Physician in Newton, MA.
Where does Dr. Dennis Lee practice?
Dr. Dennis Lee practices at 2000 Washington St, Newton, MA 02462. Office phone: 6179691227.
What is Dr. Dennis Lee's NPI?
Dr. Dennis Lee's National Provider Identifier (NPI) is 1184683617, issued by NPPES.
Does Dr. Dennis Lee accept Medicare assignment?
Yes. Dr. Dennis Lee accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Dennis Lee commonly perform?
Top Medicare-reported procedures in 2023: Biopsy of large bowel using a flexible endoscope (HCPCS 45380); Biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope (HCPCS 43239); Removal of polyps or growths of large bowel using an endoscope with mechanical snare (HCPCS 45385). Source: CMS Medicare Physician & Other Practitioners file.