Doctor profile · Federal record
Dr. Marc Grossman, LCSW
Clinical Social Worker · Clinical Social Worker · New York, NY
- NPI 1073676219
- Accepts Medicare
- 35 yrs in practice
- Licensed in 2 states
- Male
- Solo practice
- No sanctions
Practice & contact
- Primary practice
-
160 W End Ave, Suite 1N
New York, NY 100235601
(212) 362-1086
fax (212) 877-9204
Credentials & registration
- NPI registered
- December 2006 — 20 yrs on file
- Profile last updated
- July 8, 2007
- Year of graduation
- 1991 — 35 yrs since
- Specialty taxonomy
- 1041C0700X — NUCC code
- State licenses (2)
- New York #R043196 · New Jersey #44SC04701000
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1073676219. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
630
Distinct HCPCS
1
Medicare allowed
$51,328
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
90834 |
Psychotherapy, 45 minutes | 630 | 11 | $81 |
In context: peer comparison
Among 58 peers in New York Clinical Social Worker, average services per provider: 320. This provider delivers 2.0× the peer median.Frequently asked questions
What is Dr. Marc Grossman's medical specialty?
Dr. Marc Grossman practices Clinical Social Worker in New York, NY.
Where does Dr. Marc Grossman practice?
Dr. Marc Grossman practices at 160 W End Ave, New York, NY 100235601. Office phone: 2123621086.
What is Dr. Marc Grossman's NPI?
Dr. Marc Grossman's National Provider Identifier (NPI) is 1073676219, issued by NPPES.
Does Dr. Marc Grossman accept Medicare assignment?
Yes. Dr. Marc Grossman accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Marc Grossman commonly perform?
Top Medicare-reported procedures in 2023: Psychotherapy (HCPCS 90834). Source: CMS Medicare Physician & Other Practitioners file.