Karen Malcomson, NPP
Nurse Practitioner · Mattituck, NY
Karen Malcomson, NPP is a nurse practitioner with a practice address in Mattituck, New York, and NPI 1891879136, issued on Oct 24, 2006. Check the license (New York F400251, 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 Malcomson
- Credential
- NPP
- Primary taxonomy
- Nurse Practitioner 363L00000X
- License number
- F400251 NY
Self-reported in NPPES; status is on the state search - Practice location
- 7555 Main Road, Mattituck, NY 11952
- Phone
- (631) 298-8642
- Enumerated
- Oct 24, 2006
- Entity
- Type 1 · individual
Also registered at 7555 Main Road
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Laura Baker, MSWSocial Worker1164643854
- Laura Detemple, LMSESocial Worker1801911631
- Kathryn Jumper, MSWSocial Worker1801911854
- Valerie Silverman Harmon, NPPNurse Practitioner1295819530
- Lee Staebler, DPTPhysical Therapist1780698241
Verify Karen Malcomson 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 F400251Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS, AOA, NCCPA, AANPNot checked
2 nurse practitioner records list a Mattituck practice address
They are 2 of the 98 NPPES records with a Mattituck practice address, and 2,967 nurse practitioner records in New York. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.
All 2 in Mattituck → All 2,967 in New York → Every provider in Mattituck →
Other nurse practitioner records in New York
- Meredith AaronWellsville, NY1699121764
- Amra Abadzic, NPEast Syracuse, NY1750019683
- Sharon Abayev, FNPForest Hills, NY1346062320
- Nadine Abdellatif, DNP, PMHNPOrchard Park, NY1225613615
- Theresa Abdul-Massih, FNPNew York, NY1619495942
- Younes Abdulla, NPAmherst, NY1730018961
- Cindy AbelidoGreat Neck, NY1003582156
- Eric AblordeyMiddletown, NY1710820154
- Elsamma Abraham, ANPNew York, NY1043461668
- Kiran Achalla, NPNew York, NY1801900428
Common questions
What is Karen Malcomson, NPP's NPI number?
Karen Malcomson, NPP's National Provider Identifier (NPI) is 1891879136, issued on Oct 24, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Karen Malcomson, NPP located?
The NPPES record lists a practice address at 7555 Main Road, Mattituck, NY, 11952. Phone: (631) 298-8642. Providers update this record themselves, so call before visiting.
How can I verify Karen Malcomson, NPP's license?
NPPES lists New York license number F400251, 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), 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.