Doctor profile · Federal record
Dr. Brian Monahan, MD
Colon & Rectal Surgery Physician (CMS: Colorectal Surgery (Proctology)) · Surgery Physician · Surgery Physician · Norwalk, CT
- NPI 1326606690
- Accepts Medicare
- 7 yrs in practice
- Licensed in 2 states
- Male
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
34 Maple St
Norwalk, CT 06850
(203) 852-2000
Credentials & registration
- NPI registered
- June 2019 — 7 yrs on file
- Profile last updated
- August 27, 2025
- Year of graduation
- 2019 — 7 yrs since
- Specialty taxonomy
- 208C00000X — NUCC code
- State licenses (2)
- Connecticut #80590 · Pennsylvania #MT217949
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1326606690. Last verified May 11, 2026.Open Payments
Industry payments received
All-time total
$39
Transactions
1
Manufacturers
1
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| Intuitive Surgical, INC. | 1 | $39.13 |
By nature of payment
Frequently asked questions
What is Dr. Brian Monahan's medical specialty?
Dr. Brian Monahan practices Colon & Rectal Surgery Physician in Norwalk, CT.
Where does Dr. Brian Monahan practice?
Dr. Brian Monahan practices at 34 Maple St, Norwalk, CT 06850. Office phone: 2038522000.
What is Dr. Brian Monahan's NPI?
Dr. Brian Monahan's National Provider Identifier (NPI) is 1326606690, issued by NPPES.
Does Dr. Brian Monahan accept Medicare assignment?
Yes. Dr. Brian Monahan accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.