Doctor profile · Federal record
Dr. Colleen Larrison
Social Worker (CMS: Clinical Social Worker) · Elmira, NY
- NPI 1255504841
- Accepts Medicare
- 21 yrs in practice
- Female
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
1019 E Water St
Elmira, NY 149013332
(607) 733-5696
Credentials & registration
- NPI registered
- April 2008 — 18 yrs on file
- Year of graduation
- 2005 — 21 yrs since
- Specialty taxonomy
- 104100000X — NUCC code
- State license (1)
- New York #00073107
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1255504841. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
119
Distinct HCPCS
1
Medicare allowed
$8,651
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
90834 |
Psychotherapy, 45 minutes | 119 | 15 | $73 |
In context: peer comparison
Among 6 peers in Elmira Social Worker, average services per provider: 76. This provider delivers 1.6× the peer median.Frequently asked questions
What is Dr. Colleen Larrison's medical specialty?
Dr. Colleen Larrison practices Social Worker in Elmira, NY.
Where does Dr. Colleen Larrison practice?
Dr. Colleen Larrison practices at 1019 E Water St, Elmira, NY 149013332. Office phone: 6077335696.
What is Dr. Colleen Larrison's NPI?
Dr. Colleen Larrison's National Provider Identifier (NPI) is 1255504841, issued by NPPES.
Does Dr. Colleen Larrison accept Medicare assignment?
Yes. Dr. Colleen Larrison accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Colleen Larrison commonly perform?
Top Medicare-reported procedures in 2023: Psychotherapy (HCPCS 90834). Source: CMS Medicare Physician & Other Practitioners file.