Landon Dumar, LMHC, CMPC
NPI 1356086136 · Mental Health Counselor · Sherborn, MA
Landon Dumar, LMHC, CMPC is a Mental Health Counselor provider in Sherborn, MA (NPI 1356086136).
Provider details
- NPI number
- 1356086136
- Entity type
- Individual
- Primary specialty
- Mental Health CounselorBehavioral Health & Social Service Providers
- Credential
- LMHC, CMPC
- Sex
- Male
- Sole proprietor
- Yes
- License
- LMHC10003647 (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
4 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
- 2022-05-05
- Last updated
- 2025-03-18
- Certified
- 2025-03-18
Frequently asked questions
- What is Landon Dumar's NPI number?
- Landon Dumar's National Provider Identifier (NPI) is 1356086136, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Landon Dumar's specialty?
- Landon Dumar is listed in the NPPES registry with a primary specialty of Mental Health Counselor (Behavioral Health & Social Service Providers).
- Where is Landon Dumar located?
- Landon Dumar's practice location on file with NPPES is 269 S Main St, Sherborn, MA 01770-1403.
- What is Landon Dumar's phone number?
- The practice phone number listed in the NPPES registry for Landon Dumar is (508) 479-2684.
- Is Landon Dumar's NPI active?
- Yes — Landon Dumar's NPI (1356086136) is active in the NPPES registry as of the last update on 2025-03-18.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.