Lynn H. Ratner, M.D.
Hematology & Oncology Physician · New York, NY
Lynn H. Ratner, M.D. is a hematology & oncology physician with a practice address in New York, New York, and NPI 1891749255, issued on May 20, 2006. Check the license (New York 094845, 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.
- Name
- Lynn H. Ratner
- Credential
- M.D.
- Primary taxonomy
- Hematology & Oncology Physician 207RH0003X
- License number
- 094845 NY
Self-reported in NPPES; status is on the state search - Practice location
- 112 E 83RD St, New York, NY 10028
- Phone
- (212) 396-0400
- Enumerated
- May 20, 2006
- Record last updated
- Apr 8, 2019 (not updated in 7 years: call before relying on the address or phone)
- Fax
- (212) 396-9800
- Entity
- Type 1 · individual
8 nearest hematology & oncology physician records → All 1,163 in New York → Look up another NPI →
Also registered at 112 E 83RD St
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Dialecti VoudourisSpecialist1174575187
Verify Lynn H. Ratner in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersNYS Education Department, Office of the Professions
Search for license 094845Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Lynn H. Ratner among 1,163 hematology & oncology physician records in New York
Lynn H. Ratner, M.D. is one of 1,163 hematology & oncology physician records with a practice address in New York. 83% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does not. Its NPI, issued in 2006, is newer than 15% of them.
- NPI issued2006 · 15% of these records are older, 53% newer
- In a Medicare fileNo · 83% of these records are
- In the CMS Doctors and Clinicians fileNo · 72% of these records are
- Record last updated2019 · 61% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207RH0003X and a New York practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Hematology & Oncology Physician providers in New York
There are 1,163 hematology & oncology physician records in New York. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.
All 1,163 in New York → Every provider in New York → Hematology & Oncology Physician nationwide →
The 8 hematology & oncology physician records with the nearest ZIP codes
- Joseph Ament, M.D.New York, NY 100281740212166
- Elliot Belenkov, M.D.New York, NY 100281093785396
- Seymour Cohen, M.D.New York, NY 100281477552404
- Anna Gattani, MDNew York, NY 100281255333811
- Robert Glassman, MDNew York, NY 100281558447946
- Michael Goldsmith, M.D.New York, NY 100281528067550
- Steven Gruenstein, M.D.New York, NY 100281407855307
- Amory Novoselac, M.D.New York, NY 100281699852962
Common questions
What is Lynn H. Ratner, M.D.'s NPI number?
Lynn H. Ratner, M.D.'s National Provider Identifier (NPI) is 1891749255, issued on May 20, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Lynn H. Ratner, M.D. located?
The NPPES record lists a practice address at 112 E 83RD St, New York, NY, 10028. Phone: (212) 396-0400. Providers update this record themselves, so call before visiting.
How can I verify Lynn H. Ratner, M.D.'s license?
NPPES lists New York license number 094845, 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.