Doctor profile · Federal record
Dr. Irwin Flachner, LCSW
Clinical Social Worker · New York, NY
- NPI 1093801391
- Accepts Medicare
- 48 yrs in practice
- Male
- Solo practice
- No sanctions
Practice & contact
- Primary practice
-
853 Broadway, Suite 1401
New York, NY 100034703
(212) 673-6153 - Mailing address
-
32 Prospect Pl
Brooklyn, NY 112172803
Credentials & registration
- NPI registered
- October 2006 — 20 yrs on file
- Profile last updated
- July 8, 2007
- Year of graduation
- 1978 — 48 yrs since
- Specialty taxonomy
- 1041C0700X — NUCC code
- State license (1)
- New York #R-020809-1
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1093801391. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
423
Distinct HCPCS
1
Medicare allowed
$44,446
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
90837 |
Psychotherapy, 1 hour | 423 | 13 | $105 |
In context: peer comparison
Among 58 peers in New York Clinical Social Worker, average services per provider: 320. This provider delivers 1.3× the peer median.Frequently asked questions
What is Dr. Irwin Flachner's medical specialty?
Dr. Irwin Flachner practices Clinical Social Worker in New York, NY.
Where does Dr. Irwin Flachner practice?
Dr. Irwin Flachner practices at 853 Broadway, New York, NY 100034703. Office phone: 2126736153.
What is Dr. Irwin Flachner's NPI?
Dr. Irwin Flachner's National Provider Identifier (NPI) is 1093801391, issued by NPPES.
Does Dr. Irwin Flachner accept Medicare assignment?
Yes. Dr. Irwin Flachner accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Irwin Flachner commonly perform?
Top Medicare-reported procedures in 2023: Psychotherapy (HCPCS 90837). Source: CMS Medicare Physician & Other Practitioners file.