IndividualActive
James Maier, MD
NPI 1790879260 · Psychiatry Physician · Portland, ME
James Maier, MD is a Psychiatry Physician provider in Portland, ME (NPI 1790879260).
Provider details
- NPI number
- 1790879260
- Entity type
- Individual
- Primary specialty
- Psychiatry PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- Yes
- License
- 008234 (ME)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
Detailed profile(90/100 index)
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
19 yrs in NPPES registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
1 documented practice location
Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our methodology.
Practice location
315 Park Avenue
Portland, ME 04102
Phone: (207) 662-3671
Fax: (207) 662-3300
Street-level locationGet directions
Mailing address
274 Black Point Road
Scarborough, ME 04074
Registry dates
- Enumerated
- 2006-10-02
- Last updated
- 2011-04-05
Frequently asked questions
- What is James Maier's NPI number?
- James Maier's National Provider Identifier (NPI) is 1790879260, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is James Maier's specialty?
- James Maier is listed in the NPPES registry with a primary specialty of Psychiatry Physician (Allopathic & Osteopathic Physicians).
- Where is James Maier located?
- James Maier's practice location on file with NPPES is 315 Park Avenue, Portland, ME 04102.
- What is James Maier's phone number?
- The practice phone number listed in the NPPES registry for James Maier is (207) 662-3671.
- Is James Maier's NPI active?
- Yes — James Maier's NPI (1790879260) is active in the NPPES registry as of the last update on 2011-04-05.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.