Mary Mills, PH.D.
NPI 1245516731 · Clinical Psychologist · Boston, MA
Enrolled with Medicare as Practitioner - Clinical Psychologist · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Mary Mills, PH.D. is a Clinical Psychologist provider in Boston, MA (NPI 1245516731).
Provider details
- NPI number
- 1245516731
- Entity type
- Individual
- Primary specialty
- Clinical PsychologistBehavioral Health & Social Service Providers
- Credential
- PH.D.
- Sex
- Female
- Sole proprietor
- No
- License
- PS01258 (RI)
Specialties & taxonomies
Behavioral Health & Social Service Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
14 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
Mailing address
Registry dates
- Enumerated
- 2011-10-27
- Last updated
- 2017-03-31
Frequently asked questions
- What is Mary Mills's NPI number?
- Mary Mills's National Provider Identifier (NPI) is 1245516731, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Mary Mills's specialty?
- Mary Mills is listed in the NPPES registry with a primary specialty of Clinical Psychologist (Behavioral Health & Social Service Providers).
- Where is Mary Mills located?
- Mary Mills's practice location on file with NPPES is 150 S. Huntington Ave., Boston, MA 02130.
- What is Mary Mills's phone number?
- The practice phone number listed in the NPPES registry for Mary Mills is (857) 364-6291.
- Does Mary Mills accept Medicare?
- Mary Mills is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Mary Mills's NPI active?
- Yes — Mary Mills's NPI (1245516731) is active in the NPPES registry as of the last update on 2017-03-31.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.