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Mark A Kowalski, M.D.

Mark A Kowalski is a Surgery Physician provider (Surgery) practicing in Millinocket, ME, registered in the NPPES registry with NPI 1366402588 since 2006. The credential MD stands for Doctor of Medicine.

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NPI 1366402588
Entity type Individual (Type 1)
Name Mark A Kowalski
Credential M.D.
Sex Male
Practice address 165 POPLAR ST, SUITE 2, Millinocket, ME, 04462
Phone 2077233003
Fax 2077233006
Enumeration date 2006-03-23
Last updated in NPPES 2007-07-09

Taxonomy & licenses

Taxonomy code Specialty Primary License State
208600000X Surgery Physician Primary 016015 ME

MD — Doctor of Medicine: A physician who completed medical school (allopathic medicine), residency training, and state licensure. About the MD credential

Other identifiers

Identifier Type State Issuer
022326 Other ME ANTHEM
4203395 Other AETNA US HEALTHCARE
F10120 Other HARVARD PILGRAM HEALTHCAR
Copy-ready billing details
Provider: Mark Kowalski, M.D.
NPI: 1366402588
Taxonomy: 208600000X (Surgery Physician)
Address: 165 POPLAR ST, SUITE 2, Millinocket, ME, 04462

Other providers at this practice address

NPI Name Type Specialty Location
1205838174 John Gluscic Individual Orthopaedic Surgery Physician Millinocket, ME
1235199332 Richard Cabot Individual Surgery Physician Millinocket, ME
1245336577 Jason Campbell Individual Surgery Physician Millinocket, ME
1407900194 Colleen Linehan Individual Orthopaedic Surgery Physician Millinocket, ME

Verify this record

Cross-check NPI 1366402588 against the authoritative CMS record: view Mark A Kowalski on the official NPPES registry .

What is an NPI number?

A National Provider Identifier (NPI) is a unique 10-digit number that CMS assigns to every U.S. healthcare provider and organization under HIPAA. Type 1 NPIs identify individual providers; Type 2 NPIs identify organizations. The NPI appears on insurance claims, prescriptions, and credentialing paperwork, and never changes — even if the provider moves or changes specialty. Read the full guide or validate an NPI number.

Frequently asked questions

What is the NPI number for Mark Kowalski?
The National Provider Identifier (NPI) for Mark Kowalski is 1366402588, a Type 1 (individual) record in the CMS NPPES registry.
Where does Mark Kowalski practice?
The practice location on file with NPPES is in Millinocket, ME. Providers can have multiple locations; NPPES lists the primary practice address.

Source: CMS NPPES (public data). Snapshot 2026-07-11. Provider record last updated 2007-07-09.