Rachael Flatt, PHD
NPI 1164396305 · Clinical Psychologist · Boston, MA
Enrolled with Medicare as Practitioner - Clinical Psychologist · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Rachael Flatt, PHD is a Clinical Psychologist provider in Boston, MA (NPI 1164396305).
Provider details
- NPI number
- 1164396305
- Entity type
- Individual
- Primary specialty
- Clinical PsychologistBehavioral Health & Social Service Providers
- Credential
- PHD
- Sex
- Female
- Sole proprietor
- Yes
- License
- PSY10001936 (MA)
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
Under 1 yr in 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
- 2025-10-01
- Last updated
- 2025-10-01
- Certified
- 2025-10-01
Frequently asked questions
- What is Rachael Flatt's NPI number?
- Rachael Flatt's National Provider Identifier (NPI) is 1164396305, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Rachael Flatt's specialty?
- Rachael Flatt is listed in the NPPES registry with a primary specialty of Clinical Psychologist (Behavioral Health & Social Service Providers).
- Where is Rachael Flatt located?
- Rachael Flatt's practice location on file with NPPES is 300 Longwood Ave, Boston, MA 02115-5724.
- What is Rachael Flatt's phone number?
- The practice phone number listed in the NPPES registry for Rachael Flatt is (617) 355-6000.
- Does Rachael Flatt accept Medicare?
- Rachael Flatt is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Rachael Flatt's NPI active?
- Yes — Rachael Flatt's NPI (1164396305) is active in the NPPES registry as of the last update on 2025-10-01.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.