Doctor profile · Federal record
Dr. David Gajzer, M.D.
Clinical Pathology/Laboratory Medicine Physician (CMS: Pathology) · New York, NY
- NPI 1124430095
- Accepts Medicare
- MIPS 87.0 / 100 · 2023
- 17 yrs in practice
- Male
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
1468 Madison Ave
New York, NY 100296508
(212) 241-6500 - Mailing address
-
Po Box 50095
Seattle, WA 981455095
Credentials & registration
- NPI registered
- May 2014 — 12 yrs on file
- Profile last updated
- March 3, 2026
- Year of graduation
- 2009 — 17 yrs since
- Specialty taxonomy
- 207ZP0105X — NUCC code
- State license (1)
- New York #338479
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1124430095. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
422
Distinct HCPCS
9
Medicare allowed
$21,895
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
88341 |
Special stained specimen slides to examine tissue, each additional procedure | 88 | 22 | $30 | |
88189 |
Flow cytometry technique for dna or cell analysis, 16 or more markers | 84 | 78 | $88 | |
88305 |
Pathology examination of tissue using a microscope, intermediate complexity | 53 | 31 | $39 | |
88188 |
Flow cytometry technique for dna or cell analysis, 9 to 15 markers | 48 | 45 | $65 | |
88342 |
Special stained specimen slides to examine tissue, initial procedure | 37 | 29 | $37 | |
88187 |
Flow cytometry technique for dna or cell analysis, 2 to 8 markers | 36 | 28 | $37 | |
85097 |
Bone marrow, smear interpretation | 35 | 33 | $51 | |
88321 |
Surgical pathology consultation and report on referred slides prepared elsewhere | 22 | 21 | $88 | |
88311 |
Preparation of tissue for examination by removing any calcium present | 19 | 17 | $13 |
In context: peer comparison
Among 8 peers in New York Clinical Pathology/Laboratory Medicine Physician, average services per provider: 106. This provider delivers 4.0× the peer median.Hospital affiliations
Frequently asked questions
What is Dr. David Gajzer's medical specialty?
Dr. David Gajzer practices Clinical Pathology/Laboratory Medicine Physician in New York, NY.
Where does Dr. David Gajzer practice?
Dr. David Gajzer practices at 1468 Madison Ave, New York, NY 100296508. Office phone: 2122416500.
What is Dr. David Gajzer's NPI?
Dr. David Gajzer's National Provider Identifier (NPI) is 1124430095, issued by NPPES.
Does Dr. David Gajzer accept Medicare assignment?
Yes. Dr. David Gajzer accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. David Gajzer commonly perform?
Top Medicare-reported procedures in 2023: Special stained specimen slides to examine tissue, each additional procedure (HCPCS 88341); Flow cytometry technique for dna or cell analysis, 16 or more markers (HCPCS 88189); Pathology examination of tissue using a microscope, intermediate complexity (HCPCS 88305). Source: CMS Medicare Physician & Other Practitioners file.