IndividualActive
Holly Costar, PH.D.
NPI 1245476738 · Counseling Psychologist · Bangor, ME
Holly Costar, PH.D. is a Counseling Psychologist provider in Bangor, ME (NPI 1245476738).
Provider details
- NPI number
- 1245476738
- Entity type
- Individual
- Primary specialty
- Counseling PsychologistBehavioral Health & Social Service Providers
- Credential
- PH.D.
- Sex
- Female
- Sole proprietor
- Yes
- License
- PS1281 (ME)
Specialties & taxonomies
Behavioral Health & Social Service Providers
Profile Score
Detailed profile(86/100 index)
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
17 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
6 State St Ste 307a
Bangor, ME 04401-5133
Phone: (207) 517-0017
Street-level locationGet directions
Mailing address
236 W Broadway
Bangor, ME 04401-5979
Registry dates
- Enumerated
- 2009-01-05
- Last updated
- 2017-10-24
Frequently asked questions
- What is Holly Costar's NPI number?
- Holly Costar's National Provider Identifier (NPI) is 1245476738, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Holly Costar's specialty?
- Holly Costar is listed in the NPPES registry with a primary specialty of Counseling Psychologist (Behavioral Health & Social Service Providers).
- Where is Holly Costar located?
- Holly Costar's practice location on file with NPPES is 6 State St Ste 307a, Bangor, ME 04401-5133.
- What is Holly Costar's phone number?
- The practice phone number listed in the NPPES registry for Holly Costar is (207) 517-0017.
- Is Holly Costar's NPI active?
- Yes — Holly Costar's NPI (1245476738) is active in the NPPES registry as of the last update on 2017-10-24.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.