NPPES file of Aug 9, 2026

Maria A. Knapik, M.D.

Anatomic Pathology & Clinical Pathology Physician · East Patchogue, NY

Maria A. Knapik, M.D. is an anatomic pathology & clinical pathology physician with a practice address in East Patchogue, New York, and NPI 1699767319, issued on Aug 18, 2005. Check the license (New York 189373, 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.

Record from CMS NPPES, file of Aug 9, 2026 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1699767319
Name
Maria A. Knapik
Credential
M.D.
Primary taxonomy
Anatomic Pathology & Clinical Pathology Physician 207ZP0102X
License number
189373 NY
Self-reported in NPPES; status is on the state search
Practice location
101 Hospital RD, East Patchogue, NY 11772
Phone
(631) 654-7183
Enumerated
Aug 18, 2005
Record last updated
Sep 12, 2007 (not updated in 19 years: call before relying on the address or phone)
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). A record is not a license: verify it with the state board.
Download card Updates feed

8 nearest anatomic pathology & clinical pathology physician records → All 972 in New York → Look up another NPI →

Also registered at 101 Hospital RD

A shared address usually means a shared clinic or building; it does not show who employs whom.

  1. Syed Ali, DOStudent in an Organized Health Care Education/Training Program1164211405
  2. Brian Ault, DO, MSEmergency Medicine Physician1962798983
  3. Hasan Berisha, M.D,Anesthesiology Physician1356449219
  4. Nataliya Bilokur, M.D.Internal Medicine Physician1932405149
  5. Robert Capizzi, M.D.Anesthesiology Physician1215023536
  6. Andrew Flanagan, DOEmergency Medicine Physician1578723011

Verify Maria A. Knapik in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersNYS Education Department, Office of the Professions
    Search for license 189373    Check the board
  3. 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
  4. 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
  5. 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Open the New York license search

PlainDoctor does not match the HHS-OIG exclusion list to individual records: most entries carry no NPI. Search the OIG exclusion list by name.

Is this page about you? You can ask us to correct, restrict or remove it: how.

Maria A. Knapik among 972 anatomic pathology & clinical pathology physician records in New York

Maria A. Knapik, M.D. is one of 972 anatomic pathology & clinical pathology physician records with a practice address in New York. 68% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does not. Its NPI, issued in 2005, is newer than 0% of them.

  • NPI issued2005 · 0% of these records are older, 86% newer
  • In a Medicare fileNo · 68% of these records are
  • In the CMS Doctors and Clinicians fileNo · 62% of these records are
  • Record last updated2007 · 62% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207ZP0102X and a New York practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Anatomic Pathology & Clinical Pathology Physician providers in New York

There are 972 anatomic pathology & clinical pathology physician records in New York. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.

All 972 in New York → Every provider in East Patchogue → Anatomic Pathology & Clinical Pathology Physician nationwide →

The 8 anatomic pathology & clinical pathology physician records with the nearest ZIP codes

  1. Gary Clarke, M.D.Northport, NY 117681265537864
  2. Avrum Golub, M.D., J.D.Northport, NY 117681831425479
  3. Timothy Pal, MDNorthport, NY 117681770754574
  4. John Chumas, M.D.Port Jefferson, NY 117771821080482
  5. Hsiang-Kuang Lee, M.D.Port Jefferson, NY 117771578555033
  6. McLean Lewis, M.D.Port Jefferson, NY 117771902898463
  7. Kenenth Lidonnici, M.D.Port Jefferson, NY 117771881686525
  8. Ariella Lissauer, M.D.Port Jefferson, NY 117771245222975

Common questions

What is Maria A. Knapik, M.D.'s NPI number?

Maria A. Knapik, M.D.'s National Provider Identifier (NPI) is 1699767319, issued on Aug 18, 2005. An NPI identifies a provider in billing; it is not a license.

Where is Maria A. Knapik, M.D. located?

The NPPES record lists a practice address at 101 Hospital RD, East Patchogue, NY, 11772. Phone: (631) 654-7183. Providers update this record themselves, so call before visiting.

How can I verify Maria A. Knapik, M.D.'s license?

NPPES lists New York license number 189373, 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.

Written with AI tools from the named public files; every figure is computed from those files (how it is made).

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.