Larson Viljanen, LCMHC
NPI 1447702675 · Mental Health Counselor · Nashua, NH
Larson Viljanen, LCMHC is a Mental Health Counselor provider in Nashua, NH (NPI 1447702675).
Provider details
- NPI number
- 1447702675
- Entity type
- Individual
- Primary specialty
- Mental Health CounselorBehavioral Health & Social Service Providers
- Credential
- LCMHC
- Sex
- Male
- Sole proprietor
- No
Specialties & taxonomies
Behavioral Health & Social Service Providers
- Case Manager/Care Coordinator171M00000X
Other Service Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
9 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
- 2016-11-04
- Last updated
- 2023-06-07
- Certified
- 2023-06-07
Frequently asked questions
- What is Larson Viljanen's NPI number?
- Larson Viljanen's National Provider Identifier (NPI) is 1447702675, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Larson Viljanen's specialty?
- Larson Viljanen is listed in the NPPES registry with a primary specialty of Mental Health Counselor (Behavioral Health & Social Service Providers).
- Where is Larson Viljanen located?
- Larson Viljanen's practice location on file with NPPES is 15 Prospect St, Nashua, NH 03060-3923.
- What is Larson Viljanen's phone number?
- The practice phone number listed in the NPPES registry for Larson Viljanen is (603) 889-6147.
- Is Larson Viljanen's NPI active?
- Yes — Larson Viljanen's NPI (1447702675) is active in the NPPES registry as of the last update on 2023-06-07.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.