Karen Mermelstein, P.A.
Physician Assistant · Valley Stream, NY
Karen Mermelstein, P.A. is a physician assistant with a practice address in Valley Stream, New York, and NPI 1134412729, issued on May 16, 2011. Check the license (New York 008041, 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
- Karen Mermelstein
- Credential
- P.A.
- Primary taxonomy
- Physician Assistant 363A00000X
- License number
- 008041 NY
Self-reported in NPPES; status is on the state search - Practice location
- 714 University St, Valley Stream, NY 11581
- Phone
- (516) 526-2230
- Enumerated
- May 16, 2011
- Record last updated
- Sep 10, 2015 (not updated in 11 years: call before relying on the address or phone)
- Entity
- Type 1 · individual
Verify Karen Mermelstein 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 008041Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
44 physician assistant records list a practice address in Valley Stream
They are 44 of the 1,948 NPPES records with a practice address in Valley Stream, 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 44 in Valley Stream → All 15,555 in New York → Every provider in Valley Stream →
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 Karen Mermelstein, P.A.'s NPI number?
Karen Mermelstein, P.A.'s National Provider Identifier (NPI) is 1134412729, issued on May 16, 2011. An NPI identifies a provider in billing; it is not a license.
Where is Karen Mermelstein, P.A. located?
The NPPES record lists a practice address at 714 University St, Valley Stream, NY, 11581. Phone: (516) 526-2230. Providers update this record themselves, so call before visiting.
How can I verify Karen Mermelstein, P.A.'s license?
NPPES lists New York license number 008041, 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.