Katie Langevin, MA, LMHC
NPI 1902929573 · Mental Health Counselor · Brookline, MA
Enrolled with Medicare as Practitioner - Mental Health Counselor · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Katie Langevin, MA, LMHC is a Mental Health Counselor provider in Brookline, MA (NPI 1902929573).
Provider details
- NPI number
- 1902929573
- Entity type
- Individual
- Primary specialty
- Mental Health CounselorBehavioral Health & Social Service Providers
- Credential
- MA, LMHC
- Sex
- Female
- Sole proprietor
- Yes
- License
- 6576 (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
19 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
- 2007-04-09
- Last updated
- 2025-05-16
- Certified
- 2025-05-16
Frequently asked questions
- What is Katie Langevin's NPI number?
- Katie Langevin's National Provider Identifier (NPI) is 1902929573, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Katie Langevin's specialty?
- Katie Langevin is listed in the NPPES registry with a primary specialty of Mental Health Counselor (Behavioral Health & Social Service Providers).
- Where is Katie Langevin located?
- Katie Langevin's practice location on file with NPPES is 1309 Beacon St, Brookline, MA 02446-5271.
- What is Katie Langevin's phone number?
- The practice phone number listed in the NPPES registry for Katie Langevin is (617) 877-6754.
- Does Katie Langevin accept Medicare?
- Katie Langevin is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Katie Langevin's NPI active?
- Yes — Katie Langevin's NPI (1902929573) is active in the NPPES registry as of the last update on 2025-05-16.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.