Lawrence Greitzer, MD
Individual provider Active NPI Pediatrics Physician · Chatham, NY
NPI 1023078334 · NPPES record last updated Jul 13, 2026
Key facts
- NPI
- 1023078334
- Entity type
- Individual (NPI type 1)
- Primary specialty
- Pediatrics Physician 208000000X
- License
- 119818 (NY)
- Practice address
- 29 Jones Ave
Chatham, NY 12037-1136 - Phone
- (518) 392-2277
- Fax
- (518) 392-7883
- NPI assigned
- Mar 23, 2006
- Sex
- Male
- Sole proprietor
- No
Medicare participation
- Medicare fee-for-service enrollment
- Not listed in the public Medicare enrollment file
National Provider Directory
- Medicare enrollment (NPD)
- Yes
- Credentials
- Doctor of Medicine
Specialties & licenses
| Specialty (taxonomy) | Code | License | State | Primary |
|---|---|---|---|---|
| Pediatrics Physician | 208000000X | 119818 | NY | Yes |
Addresses
Primary practice location
29 Jones Ave
Chatham, NY 12037-1136
Mailing address
29 Jones Ave
Chatham, NY 12037-1136
Phone (518) 392-2277
Other identifiers
| Identifier | Type | State | Issuer |
|---|---|---|---|
| 00461216 | Medicaid | NY |
Other providers in Chatham, NY
- Jillian Leigh Faxon
- Lawrence Wayne Friedrich
- Deborah A Giftos
- Madeleine Glick
- Golub Corporation
- Winston James Hagborg
- Thad R Harshbarger
- Colin H Heeps
- Sarah Elizabeth Hickey
- Bridget Hogan-Malanowski
All providers in Chatham, NY · Pediatrics Physician in New York
Sources for this page
- NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Record last updated by the provider on Jul 13, 2026. Information in NPPES is self-reported and not verified by CMS.
- NUCC Health Care Provider Taxonomy: specialty names.
- National Provider Directory (CMS): practice roles, locations, licenses, networks and endpoints.