Jeffrey Lee Hammerman, MD
Psychiatry Physician · Melville, NY
Jeffrey Lee Hammerman, MD is a psychiatry physician with a practice address in Melville, New York, and NPI 1952450140, issued on Jan 9, 2007. Check the license (New York 103855, as entered in NPPES) on the NYS Education Department, Office of the Professions; the Medicare figures below come from public CMS files.
- Name
- Jeffrey Lee Hammerman
- Credential
- MD
- Primary taxonomy
- Psychiatry Physician 2084P0800X
- License number
- 103855 NY
Self-reported in NPPES; status is on the state search - Practice location
- 40 Cottontail Road, Melville, NY 11747
- Phone
- (631) 367-3128
- Enumerated
- Jan 9, 2007
- Record last updated
- Sep 11, 2025
- Fax
- (631) 367-4213
- Entity
- Type 1 · individual
8 nearest psychiatry physician records → All 6,589 in New York → Look up another NPI →
Also registered at 40 Cottontail Road
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Alissa Hammerman, PHD LCSWRClinical Social Worker1841344025
Verify Jeffrey Lee Hammerman 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 103855Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
73% fewer Medicare Part D claims than the average psychiatry physician in 2024
274 Medicare Part D claims for 27 beneficiaries, against an average of 1,000 among the 35,054 providers of this specialty who prescribed in Part D. Brand-name drugs were 5% of claims.
Most prescribed
- Citalopram Hbr23 claims
- Dextroamphetamine-Amphet Er19 claims
- Alprazolam15 claims
- Escitalopram Oxalate15 claims
- Fluoxetine Hcl15 claims
- Guanfacine Hcl Er14 claims
Source: CMS Medicare Part D Prescribers by Provider and Drug, 2024 (data.cms.gov). Part D covers prescriptions for Medicare patients only; drugs with fewer than 11 claims are not published.
Jeffrey Lee Hammerman among 6,589 psychiatry physician records in New York
Jeffrey Lee Hammerman, MD is one of 6,589 psychiatry physician records with a practice address in New York. 72% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2007, is newer than 35% of them.
- NPI issued2007 · 35% of these records are older, 44% newer
- In a Medicare fileYes · 72% of these records are
- In the CMS Doctors and Clinicians fileNo · 39% of these records are
- Record last updated2025 · 65% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 2084P0800X and a New York practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
15 psychiatry physician records list a practice address in Melville
They are 15 of the 2,036 NPPES records with a practice address in Melville, and 6,589 psychiatry physician records in New York.
All 6,589 in New York → Every provider in Melville → Psychiatry Physician nationwide →
The 8 psychiatry physician records with the nearest ZIP codes
- Mitchell Banks, M.D.Melville, NY 117471073556882
- Susan George, M.D.Melville, NY 117471568421154
- Prabhakar Kale, M.D.Melville, NY 117471659452407
- Subhash Kulkarni, MDMelville, NY 117471861503013
- Raymond Lee, D.O.Melville, NY 117471154732592
- Vera Liang, M.D.Melville, NY 117471215002761
- Linda Low, D.O.Melville, NY 117471740297969
- Marnie Lustig, M.D.Melville, NY 117471427297456
Common questions
What is Jeffrey Lee Hammerman, MD's NPI number?
Jeffrey Lee Hammerman, MD's National Provider Identifier (NPI) is 1952450140, issued on Jan 9, 2007. An NPI identifies a provider in billing; it is not a license.
Where is Jeffrey Lee Hammerman, MD located?
The NPPES record lists a practice address at 40 Cottontail Road, Melville, NY, 11747. Phone: (631) 367-3128. Providers update this record themselves, so call before visiting.
How can I verify Jeffrey Lee Hammerman, MD's license?
NPPES lists New York license number 103855, 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.
How much does Jeffrey Lee Hammerman, MD prescribe under Medicare Part D?
In 2024, Jeffrey Lee Hammerman, MD had 274 Medicare Part D claims for 27 beneficiaries; the average among psychiatry physician prescribers was 1,000. Part D covers Medicare prescriptions only.
Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. Medicare files from data.cms.gov. 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.