Louis Greenblatt, DO
Geriatric Medicine (Family Medicine) Physician · Hauppauge, NY
Louis Greenblatt, DO is a geriatric medicine (family medicine) physician with a practice address in Hauppauge, New York, and NPI 1891710307, issued on Jul 13, 2006. Check the license (New York 156102, as entered in NPPES) on the NYS Education Department, Office of the Professions; the Medicare figures below come from public CMS files.
- Name
- Louis Greenblatt
- Credential
- DO
- Primary taxonomy
- Geriatric Medicine (Family Medicine) Physician 207QG0300X
- License number
- 156102 NY
Self-reported in NPPES; status is on the state search - Practice location
- 533 Route 111, Hauppauge, NY 11788
- Phone
- (631) 366-1788
- Enumerated
- Jul 13, 2006
- Entity
- Type 1 · individual
Verify Louis Greenblatt 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 156102Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS, AOA, NCCPA, AANPNot checked
5% more Medicare Part D claims than the average geriatric medicine (family medicine) physician in 2024
5,162 Medicare Part D claims for 416 beneficiaries, against an average of 4,917 among the 1,261 providers of this specialty who prescribed in Part D. Brand-name drugs were 13% of claims. 28 claims were for opioids.
Most prescribed
- Rosuvastatin Calcium332 claims
- Atorvastatin Calcium285 claims
- Amlodipine Besylate236 claims
- Losartan Potassium227 claims
- Metoprolol Succinate163 claims
- Lisinopril156 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.
Geriatric Medicine (Family Medicine) Physician providers in New York
There are 90 geriatric medicine (family medicine) physician records in New York.
Other geriatric medicine (family medicine) physician records in New York
- Lovedhi Aggarwal, MDEast Setauket, NY1760668933
- Frederick Arredondo, MDMerrick, NY1336220862
- Peter Badmajew, M.D.Jamesport, NY1760438469
- Gleda Baldini, MDAlbany, NY1558419689
- Juan Samuel Bonilla-Perez, M.D.Brooklyn, NY1205039757
- Mary Elizabeth Bonnet, M.D.Rochester, NY1215315965
- Jennifer Breznay, MDBrooklyn, NY1942237599
- Alessandra Bruzzese, MSN RN, AGPCNP-CMassapequa Park, NY1144908286
- Paul Cavaluzzi, D.O.White Plains, NY1831311877
- Nestor Cerda, M.D.New Square, NY1164957767
Common questions
What is Louis Greenblatt, DO's NPI number?
Louis Greenblatt, DO's National Provider Identifier (NPI) is 1891710307, issued on Jul 13, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Louis Greenblatt, DO located?
The NPPES record lists a practice address at 533 Route 111, Hauppauge, NY, 11788. Phone: (631) 366-1788. Providers update this record themselves, so call before visiting.
How can I verify Louis Greenblatt, DO's license?
NPPES lists New York license number 156102, 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 Louis Greenblatt, DO prescribe under Medicare Part D?
In 2024, Louis Greenblatt, DO had 5,162 Medicare Part D claims for 416 beneficiaries; the average among geriatric medicine (family medicine) physician prescribers was 4,917. Part D covers Medicare prescriptions only.
Source: CMS National Plan and Provider Enumeration System (NPPES), loaded Aug 27, 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.
Every figure on PlainDoctor is rendered directly from the federal CMS NPPES registry, Medicare Part D, MIPS, and Open Payments records, no number is typed in by an editor. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 27, 2026.