NPPES file of Aug 9, 2026

Lawrence Greitzer, MD

Pediatrics Physician · Chatham, NY

Lawrence Greitzer, MD is a pediatrics physician with a practice address in Chatham, New York, and NPI 1023078334, issued on Mar 23, 2006. Check the license (New York 119818, as entered in NPPES) on the NYS Education Department, Office of the Professions; the federal record below is the public data PlainDoctor holds for this provider.

Record from CMS NPPES, file of Aug 9, 2026 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1023078334
Name
Lawrence Greitzer
Credential
MD
Primary taxonomy
Pediatrics Physician 208000000X
License number
119818 NY
Self-reported in NPPES; status is on the state search
Practice location
29 Jones Ave, Chatham, NY 12037
Phone
(518) 392-2277
Enumerated
Mar 23, 2006
Record last updated
Jul 13, 2026
Fax
(518) 392-7883
Medicaid ID
00461216 NY
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). A record is not a license: verify it with the state board.
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Also registered at 29 Jones Ave

A shared address usually means a shared clinic or building; it does not show who employs whom.

  1. Jeffrey Arp-Sandel, MDFamily Medicine Physician1467485508
  2. Amy Bartlett-PalmerFamily Nurse Practitioner1841609393
  3. Ryan Marshall, FNP-CFamily Nurse Practitioner1831398478
  4. Emily Rapasadi, PA-CMedical Physician Assistant1346655354

Verify Lawrence Greitzer in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersNYS Education Department, Office of the Professions
    Search for license 119818
    Check the board
  3. 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
  4. 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
  5. 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Open the New York license search

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1 pediatrics physician records list a practice address in Chatham

They are 1 of the 51 NPPES records with a practice address in Chatham, and 5,795 pediatrics physician records in New York. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.

Other pediatrics physician records in New York

  1. Meghan Aabo, D.O.Albany, NY1659765857
  2. Edda AbadRidgewood, NY1295768059
  3. Danielle Abadi, MDBrooklyn, NY1003298993
  4. Jacobo AbadiBronx, NY1710064001
  5. Thomas Abbamont, MDCamillus, NY1922199389
  6. Hamza Abbasi, MDNiagara Falls, NY1083099501
  7. Gary Abberbock, MDBrooklyn, NY1114931789
  8. Michael Abbey-Mensah, M.DBrooklyn, NY1497853451
  9. Ann Marie Abbondante, M.D.Staten Island, NY1558334433
  10. Jake AbbuhlAlbany, NY1114504313

Common questions

What is Lawrence Greitzer, MD's NPI number?

Lawrence Greitzer, MD's National Provider Identifier (NPI) is 1023078334, issued on Mar 23, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Lawrence Greitzer, MD located?

The NPPES record lists a practice address at 29 Jones Ave, Chatham, NY, 12037. Phone: (518) 392-2277. Providers update this record themselves, so call before visiting.

How can I verify Lawrence Greitzer, MD's license?

NPPES lists New York license number 119818, as entered by the provider. Search the NYS Education Department, Office of the Professions at https://www.op.nysed.gov/services/verifications/online-verification-searches. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.

Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. An NPI identifies who bills; it is not a license.

Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments; the HHS-OIG exclusion list only as counts) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 9, 2026.