Doctor profile · Federal record
Dr. OLGA MARSILLIO, DNP
Certified Registered Nurse Anesthetist (CMS: CERTIFIED REGISTERED NURSE ANESTHETIST (CRNA)) · Certified Registered Nurse Anesthetist · NEW LONDON, CT
- NPI 1841558897
- Accepts Medicare
- MIPS 84.3 / 100 · 2023
- 14 yrs in practice
- Licensed in 2 states
- Female
- Solo practice
- No sanctions
Practice & contact
Operates at 2 locations .
- Primary practice
-
365 MONTAUK AVE
NEW LONDON, CT 063204700
(860) 442-0711 - Additional location
-
1 Medical Center Dr
Lebanon, NH 037561000
(603) 650-5000
fax (603) 640-1228 - Mailing address
-
450 CENTER ST, UNIT 16
SOUTHPORT, CT 068901447
Credentials & registration
- NPI registered
- April 2012 — 14 yrs on file
- Profile last updated
- March 11, 2026
- Year of graduation
- 2012 — 14 yrs since
- Specialty taxonomy
- 367500000X — NUCC code
- State licenses (2)
- Connecticut #90139 · New Hampshire #116941-23
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1841558897. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
15
Distinct HCPCS
1
Medicare allowed
$1,250
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
00731 |
Anesthesia for other procedure on esophagus, stomach, or upper small bowel using an endoscope | 15 | 15 | $83 |
In context: peer comparison
Among 13 peers in this city , average services per provider: 43. This provider delivers 0.3× the peer median.