Gillian Galen, PSY.D.
NPI 1548468226 · Clinical Psychologist · Belmont, MA
Gillian Galen, PSY.D. is a Clinical Psychologist provider in Belmont, MA (NPI 1548468226).
Provider details
- NPI number
- 1548468226
- Entity type
- Individual
- Primary specialty
- Clinical PsychologistBehavioral Health & Social Service Providers
- Credential
- PSY.D.
- Sex
- Female
- Sole proprietor
- Yes
Specialties & taxonomies
Behavioral Health & Social Service Providers
Student, Health Care
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
18 yrs in NPPES registry
- Profile completeness38% of score
83% 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
Mailing address
Registry dates
- Enumerated
- 2007-07-05
- Last updated
- 2010-03-15
Frequently asked questions
- What is Gillian Galen's NPI number?
- Gillian Galen's National Provider Identifier (NPI) is 1548468226, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Gillian Galen's specialty?
- Gillian Galen is listed in the NPPES registry with a primary specialty of Clinical Psychologist (Behavioral Health & Social Service Providers).
- Where is Gillian Galen located?
- Gillian Galen's practice location on file with NPPES is 115 Mill St, Belmont, MA 02478-1064.
- What is Gillian Galen's phone number?
- The practice phone number listed in the NPPES registry for Gillian Galen is (617) 855-2827.
- Is Gillian Galen's NPI active?
- Yes — Gillian Galen's NPI (1548468226) is active in the NPPES registry as of the last update on 2010-03-15.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.