Langdon Martin
NPI 1104509462 · Mental Health Counselor · Arcata, CA
Langdon Martin is a Mental Health Counselor provider in Arcata, CA (NPI 1104509462).
Provider details
- NPI number
- 1104509462
- Entity type
- Individual
- Primary specialty
- Mental Health CounselorBehavioral Health & Social Service Providers
- Sex
- Male
- Sole proprietor
- Yes
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
2 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
- 2023-08-11
- Last updated
- 2025-07-07
- Certified
- 2025-07-07
Frequently asked questions
- What is Langdon Martin's NPI number?
- Langdon Martin's National Provider Identifier (NPI) is 1104509462, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Langdon Martin's specialty?
- Langdon Martin is listed in the NPPES registry with a primary specialty of Mental Health Counselor (Behavioral Health & Social Service Providers).
- Where is Langdon Martin located?
- Langdon Martin's practice location on file with NPPES is 1600 Weeot Way, Arcata, CA 95521-4734.
- What is Langdon Martin's phone number?
- The practice phone number listed in the NPPES registry for Langdon Martin is (707) 825-5060.
- Is Langdon Martin's NPI active?
- Yes — Langdon Martin's NPI (1104509462) is active in the NPPES registry as of the last update on 2025-07-07.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.