Cherian Alexander, M.D.
Internal Medicine Physician · Northport, NY
Cherian Alexander, M.D. is an internal medicine physician with a practice address in Northport, New York, and NPI 1144252941, issued on Jul 6, 2006. Check the license (New York 199859, 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
- Cherian Alexander
- Credential
- M.D.
- Primary taxonomy
- Internal Medicine Physician 207R00000X
- License number
- 199859 NY
Self-reported in NPPES; status is on the state search - Practice location
- 79 Middleville RD, Northport, NY 11768
- Phone
- (718) 331-9600
- Enumerated
- Jul 6, 2006
- Record last updated
- Sep 21, 2018 (not updated in 8 years: call before relying on the address or phone)
- Fax
- (718) 331-9703
- Entity
- Type 1 · individual
Also registered at 79 Middleville RD
A shared address usually means a shared clinic or building; it does not show who employs whom.
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- Colleen Aerne, LCSWClinical Social Worker1861542201
- Soojin Ahn, M.D.Surgery Physician1730321498
- Mark Albert, NPPsychiatric/Mental Health Nurse Practitioner1477822096
- John Alexopoulos, M.D.Internal Medicine Physician1306013446
Verify Cherian Alexander 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 199859Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
36 internal medicine physician records list a practice address in Northport
They are 36 of the 879 NPPES records with a practice address in Northport, and 12,067 internal medicine physician records in New York. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.
All 36 in Northport → All 12,067 in New York → Every provider in Northport →
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- Jay Aaron, MDGreat Neck, NY1245332956
- Ahmad AbadiPoughkeepsie, NY1780258517
- Jamsheed Abadi, MDBrooklyn, NY1477537496
- Antonieta Abarientos, MDNew Rochelle, NY1649285123
- Zurab Abayev, M.D.Brooklyn, NY1841283058
- Ehab Abaza, MDNew York, NY1114507555
- Vaidarshi Abbagoni, MDNew York, NY1871237495
- Muhammad AbbasRichmond Hill, NY1053996587
Common questions
What is Cherian Alexander, M.D.'s NPI number?
Cherian Alexander, M.D.'s National Provider Identifier (NPI) is 1144252941, issued on Jul 6, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Cherian Alexander, M.D. located?
The NPPES record lists a practice address at 79 Middleville RD, Northport, NY, 11768. Phone: (718) 331-9600. Providers update this record themselves, so call before visiting.
How can I verify Cherian Alexander, M.D.'s license?
NPPES lists New York license number 199859, 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.