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Dr. Peter A Macmullan, PSY.D.

Dr. Peter A Macmullan is a Clinical Psychologist provider (Psychologist) practicing in Augusta, ME, registered in the NPPES registry with NPI 1366568321 since 2007. The credential PSYD stands for Doctor of Psychology.

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NPI 1366568321
Entity type Individual (Type 1)
Name Dr. Peter A Macmullan
Credential PSY.D.
Sex Male
Practice address Augusta, ME, 04330
Phone 2076238411
Enumeration date 2007-03-21
Last updated in NPPES 2007-07-08

Street address withheld — NPPES sole-proprietor addresses can be home addresses. See our data policy.

Taxonomy & licenses

Taxonomy code Specialty Primary License State
103TC0700X Clinical Psychologist Primary PS888 ME

PSYD — Doctor of Psychology: A clinical doctorate in psychology focused on professional practice. About the PSYD credential

Copy-ready billing details
Provider: Peter Macmullan, PSY.D.
NPI: 1366568321
Taxonomy: 103TC0700X (Clinical Psychologist)
Address: Augusta, ME, 04330

Other providers at this practice address

NPI Name Type Specialty Location
1083605992 Aaron Greenwald Individual Psychiatry Physician Augusta, ME
1437135704 Nancy Johnson Individual Clinical Social Worker Augusta, ME
1053390690 Shannon Kenney Individual Family Medicine Physician Augusta, ME
1538128574 Richard Corbin Individual Internal Medicine Physician Augusta, ME
1831158823 Michael Klein Individual Emergency Medicine Physician Augusta, ME
1407804537 Togus Vamc Organization Department of Veterans Affairs (VA) Pharmacy Augusta, ME
1235182148 Margaret Boyle Individual Clinical Social Worker Augusta, ME
1750336566 Kurt Rauch Individual Pharmacist Augusta, ME

Verify this record

Cross-check NPI 1366568321 against the authoritative CMS record: view Dr. Peter A Macmullan 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

Where does Peter Macmullan practice?
The practice location on file with NPPES is in Augusta, ME. Providers can have multiple locations; NPPES lists the primary practice address.
What is the NPI number for Peter Macmullan?
The National Provider Identifier (NPI) for Peter Macmullan is 1366568321, a Type 1 (individual) record in the CMS NPPES registry.

Source: CMS NPPES (public data). Snapshot 2026-07-11. Provider record last updated 2007-07-08.