Karen Lenahan, LMHC
NPI 1689087827 · Mental Health Counselor · Boston, MA
Enrolled with Medicare as Practitioner - Mental Health Counselor · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Karen Lenahan, LMHC is a Mental Health Counselor provider in Boston, MA (NPI 1689087827).
Provider details
- NPI number
- 1689087827
- Entity type
- Individual
- Primary specialty
- Mental Health CounselorBehavioral Health & Social Service Providers
- Credential
- LMHC
- Sex
- Female
- Sole proprietor
- Yes
- License
- LMHC12948 (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
12 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
- 2014-06-05
- Last updated
- 2024-07-19
- Certified
- 2024-07-19
Frequently asked questions
- What is Karen Lenahan's NPI number?
- Karen Lenahan's National Provider Identifier (NPI) is 1689087827, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Karen Lenahan's specialty?
- Karen Lenahan is listed in the NPPES registry with a primary specialty of Mental Health Counselor (Behavioral Health & Social Service Providers).
- Where is Karen Lenahan located?
- Karen Lenahan's practice location on file with NPPES is 250 Washington St, Boston, MA 02108-4603.
- What is Karen Lenahan's phone number?
- The practice phone number listed in the NPPES registry for Karen Lenahan is (323) 205-7088.
- Does Karen Lenahan accept Medicare?
- Karen Lenahan is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Karen Lenahan's NPI active?
- Yes — Karen Lenahan's NPI (1689087827) is active in the NPPES registry as of the last update on 2024-07-19.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.