Doctor profile · Federal record
Dr. Louis Neistadt, MD
Diagnostic Radiology Physician (CMS: Diagnostic Radiology) · Nuclear Medicine Physician · New York, NY
- NPI 1194825455
- Accepts Medicare
- MIPS 86.3 / 100 · 2023
- 54 yrs in practice
- Male
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
400 East 66Th Street
New York, NY 10021
(212) 838-4243
fax (212) 838-7370
Credentials & registration
- NPI registered
- September 2006 — 20 yrs on file
- Profile last updated
- July 16, 2013
- Year of graduation
- 1972 — 54 yrs since
- Specialty taxonomy
- 2085R0202X — NUCC code
- State license (1)
- New York #119859
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1194825455. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
4,144
Distinct HCPCS
3
Medicare allowed
$21,079
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
Q9967 |
Low osmolar contrast material, 300-399 mg/ml iodine concentration, per ml | 4,040 | 49 | $0 | |
76536 |
Ultrasound scan of head and neck soft tissue | 55 | 55 | $132 | |
70492 |
Ct scan of soft tissue of neck before and after contrast | 49 | 49 | $270 |
In context: peer comparison
Among 315 peers in this city , average services per provider: 372. This provider delivers 11× the peer median.Frequently asked questions
What is Dr. Louis Neistadt's medical specialty?
Dr. Louis Neistadt practices Diagnostic Radiology Physician in New York, NY.
Where does Dr. Louis Neistadt practice?
Dr. Louis Neistadt practices at 400 East 66Th Street, New York, NY 10021. Office phone: 2128384243.
What is Dr. Louis Neistadt's NPI?
Dr. Louis Neistadt's National Provider Identifier (NPI) is 1194825455, issued by NPPES.
Does Dr. Louis Neistadt accept Medicare assignment?
Yes. Dr. Louis Neistadt accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Louis Neistadt commonly perform?
Top Medicare-reported procedures in 2023: Low osmolar contrast material, 300-399 mg/ml iodine concentration, per ml (HCPCS Q9967); Ultrasound scan of head and neck soft tissue (HCPCS 76536); Ct scan of soft tissue of neck before and after contrast (HCPCS 70492). Source: CMS Medicare Physician & Other Practitioners file.