John S. Demarco, RPAC
Physician Assistant · Smithtown, NY
John S. Demarco, RPAC is a physician assistant with a practice address in Smithtown, New York, and NPI 1487728119, issued on Nov 17, 2006. Check the license (New York 007135, as entered in NPPES) with the New York board that licenses this profession; the federal record below is the public data PlainDoctor holds for this provider.
- Name
- John S. Demarco
- Credential
- RPAC
- Primary taxonomy
- Physician Assistant 363A00000X
- License number
- 007135 NY
Self-reported in NPPES; status is on the state search - Practice location
- 290 E Main St, Smithtown, NY 11787
- Phone
- (631) 361-4802
- Enumerated
- Nov 17, 2006
- Record last updated
- Mar 11, 2008 (not updated in 18 years: call before relying on the address or phone)
- Fax
- (631) 361-5376
- Entity
- Type 1 · individual
Also registered at 290 E Main St
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify John S. Demarco in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich New York board licenses this profession
Search for license 007135Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
62 physician assistant records list a practice address in Smithtown
They are 62 of the 1,907 NPPES records with a practice address in Smithtown, and 15,555 physician assistant records in New York. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.
All 62 in Smithtown → All 15,555 in New York → Every provider in Smithtown →
Other physician assistant records in New York
- Brynn Aakjar, P.A.Yonkers, NY1447592456
- Andrea Aaron, PABronx, NY1427103555
- Gabriella AaronCentral Islip, NY1790605376
- Danielle AaronsSmithtown, NY1881207520
- John AbadeerBrooklyn, NY1801434949
- Zenebou Abalo-Toga, PANew York, NY1124556154
- Kevin Alfred Abalos, PA-CCambria Heights, NY1700286424
- Clarisse AbanillaNew York, NY1598445579
- Vincent Abanilla, PA-CBrooklyn, NY1366201808
- Marie Abate, PA-CValhalla, NY1285225524
Common questions
What is John S. Demarco, RPAC's NPI number?
John S. Demarco, RPAC's National Provider Identifier (NPI) is 1487728119, issued on Nov 17, 2006. An NPI identifies a provider in billing; it is not a license.
Where is John S. Demarco, RPAC located?
The NPPES record lists a practice address at 290 E Main St, Smithtown, NY, 11787. Phone: (631) 361-4802. Providers update this record themselves, so call before visiting.
How can I verify John S. Demarco, RPAC's license?
NPPES lists New York license number 007135, as entered by the provider. Search the New York board that licenses this profession; the NPPES record confirms identity 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. 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.