Doctor profile · Federal record
Dr. Keith Gonsor, PH.D.
Clinical Psychologist · Massapequa, NY
- NPI 1497822787
- Accepts Medicare
- 37 yrs in practice
- Male
- Solo practice
- No sanctions
Practice & contact
- Primary practice
-
627 Broadway, Suite 200
Massapequa, NY 117585031
(516) 799-6001
fax (516) 799-4464
Credentials & registration
- NPI registered
- November 2006 — 20 yrs on file
- Profile last updated
- July 9, 2007
- Year of graduation
- 1989 — 37 yrs since
- Specialty taxonomy
- 103TC0700X — NUCC code
- State license (1)
- New York #010346
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1497822787. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
1,198
Distinct HCPCS
3
Medicare allowed
$135,730
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
90834 |
Psychotherapy, 45 minutes | 955 | 104 | $110 | |
90834 |
Psychotherapy, 45 minutes | 164 | 27 | $96 | |
90791 |
Psychiatric diagnostic evaluation | 79 | 79 | $192 |
In context: peer comparison
Among 2 peers in this city , average services per provider: 263. This provider delivers 4.6× the peer median.Frequently asked questions
What is Dr. Keith Gonsor's medical specialty?
Dr. Keith Gonsor practices Clinical Psychologist in Massapequa, NY.
Where does Dr. Keith Gonsor practice?
Dr. Keith Gonsor practices at 627 Broadway, Massapequa, NY 117585031. Office phone: 5167996001.
What is Dr. Keith Gonsor's NPI?
Dr. Keith Gonsor's National Provider Identifier (NPI) is 1497822787, issued by NPPES.
Does Dr. Keith Gonsor accept Medicare assignment?
Yes. Dr. Keith Gonsor accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Keith Gonsor commonly perform?
Top Medicare-reported procedures in 2023: Psychotherapy (HCPCS 90834); Psychotherapy (HCPCS 90834); Psychiatric diagnostic evaluation (HCPCS 90791). Source: CMS Medicare Physician & Other Practitioners file.