Kirstin Birtwell, MA
NPI 1740625318 · Clinical Psychologist · Boston, MA
Kirstin Birtwell, MA is a Clinical Psychologist provider in Boston, MA (NPI 1740625318).
Provider details
- NPI number
- 1740625318
- Entity type
- Individual
- Primary specialty
- Clinical PsychologistBehavioral Health & Social Service Providers
- Credential
- MA
- Sex
- Female
- Sole proprietor
- No
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
13 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
- 2013-05-08
- Last updated
- 2023-06-20
- Certified
- 2023-06-20
Frequently asked questions
- What is Kirstin Birtwell's NPI number?
- Kirstin Birtwell's National Provider Identifier (NPI) is 1740625318, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Kirstin Birtwell's specialty?
- Kirstin Birtwell is listed in the NPPES registry with a primary specialty of Clinical Psychologist (Behavioral Health & Social Service Providers).
- Where is Kirstin Birtwell located?
- Kirstin Birtwell's practice location on file with NPPES is Massachusetts General Hospital, Boston, MA 02114.
- What is Kirstin Birtwell's phone number?
- The practice phone number listed in the NPPES registry for Kirstin Birtwell is (617) 724-5600.
- Is Kirstin Birtwell's NPI active?
- Yes — Kirstin Birtwell's NPI (1740625318) is active in the NPPES registry as of the last update on 2023-06-20.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.