Marilyn Alter
Adult Health Nurse Practitioner · Smithtown, NY
Marilyn Alter is an adult health nurse practitioner with a practice address in Smithtown, New York, and NPI 1316039530, issued on Sep 28, 2006. Check the license with the New York board that licenses this profession; the federal record below is the public data PlainDoctor holds for this provider.
- Name
- Marilyn Alter
- Primary taxonomy
- Adult Health Nurse Practitioner 363LA2200X
- Practice location
- 50 Route 25A, Smithtown, NY 11787
- Phone
- (631) 862-3222
- Enumerated
- Sep 28, 2006
- Entity
- Type 1 · individual
Also registered at 50 Route 25A
A shared address usually means a shared clinic or building; it does not show who employs whom.
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- Oluwatosin Arubuolawe, MDStudent in an Organized Health Care Education/Training Program1154142560
- Jasmine Bhatia, MDAnesthesiology Physician1619282795
- Michael Bishai, MDInternal Medicine Physician1942409891
- Nicolae Bizeta, MDInfectious Disease Physician1043330962
Verify Marilyn Alter in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich New York board licenses this professionCheck the board
- 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS, AOA, NCCPA, AANPNot checked
45 adult health nurse practitioner records list a Smithtown practice address
They are 45 of the 1,907 NPPES records with a Smithtown practice address, and 5,499 adult health nurse practitioner records in New York. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.
All 45 in Smithtown → All 5,499 in New York → Every provider in Smithtown →
Other adult health nurse practitioner records in New York
- Danielle Aaron, CRNPNew York, NY1013447317
- Vincent AbalajonElmhurst, NY1801340625
- Megan Abate, ANPNew York, NY1790944189
- Omowunmi Abayomi, N.P.Staten Island, NY1790140770
- Ashley Abbatantono, NPNew York, NY1740069079
- Dea Abbene, NPStony Brook, NY1457511958
- Nicole Abbene, NPEast Northport, NY1326877168
- Jennifer Abedin, AGPCNP-BCNew York, NY1992201727
- Leonora Abiera, DNPNew York, NY1134349608
- Kris Abiola, NPNew York, NY1457835498
Common questions
What is Marilyn Alter's NPI number?
Marilyn Alter's National Provider Identifier (NPI) is 1316039530, issued on Sep 28, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Marilyn Alter located?
The NPPES record lists a practice address at 50 Route 25A, Smithtown, NY, 11787. Phone: (631) 862-3222. Providers update this record themselves, so call before visiting.
How can I verify Marilyn Alter's license?
Search the New York board that licenses this profession; the NPPES record confirms identity only.
Source: CMS National Plan and Provider Enumeration System (NPPES), loaded Aug 27, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. 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.