Derek Larsen, LMFT
NPI 1679950166 · Marriage & Family Therapist · Spanish Fork, UT
Enrolled with Medicare as Practitioner - Marriage and Family Therapist · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Derek Larsen, LMFT is a Marriage & Family Therapist provider in Spanish Fork, UT (NPI 1679950166).
Provider details
- NPI number
- 1679950166
- Entity type
- Individual
- Primary specialty
- Marriage & Family TherapistBehavioral Health & Social Service Providers
- Credential
- LMFT
- Sex
- Male
- Sole proprietor
- Yes
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
11 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
- 2015-05-04
- Last updated
- 2025-10-23
- Certified
- 2025-10-23
Frequently asked questions
- What is Derek Larsen's NPI number?
- Derek Larsen's National Provider Identifier (NPI) is 1679950166, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Derek Larsen's specialty?
- Derek Larsen is listed in the NPPES registry with a primary specialty of Marriage & Family Therapist (Behavioral Health & Social Service Providers).
- Where is Derek Larsen located?
- Derek Larsen's practice location on file with NPPES is 1169 W 520 S, Spanish Fork, UT 84660-4801.
- What is Derek Larsen's phone number?
- The practice phone number listed in the NPPES registry for Derek Larsen is (385) 325-2252.
- Does Derek Larsen accept Medicare?
- Derek Larsen is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Derek Larsen's NPI active?
- Yes — Derek Larsen's NPI (1679950166) is active in the NPPES registry as of the last update on 2025-10-23.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.