IndividualActive
Mark Tetzlaff, LMSW
NPI 1629861406 · Social Worker · Coeur D Alene, ID
Mark Tetzlaff, LMSW is a Social Worker provider in Coeur D Alene, ID (NPI 1629861406).
Provider details
- NPI number
- 1629861406
- Entity type
- Individual
- Primary specialty
- Social WorkerBehavioral Health & Social Service Providers
- Credential
- LMSW
- Sex
- Male
- Sole proprietor
- No
- License
- 2071065 (ID)
Specialties & taxonomies
Behavioral Health & Social Service Providers
Profile Score
Established profile(55/100 index)
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
1 yr 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
1110 W Park Pl Ste 303
Coeur D Alene, ID 83814-2784
Phone: (208) 261-2255
Street-level locationGet directions
Mailing address
3266 N 2nd St
Coeur D Alene, ID 83815-3760
Registry dates
- Enumerated
- 2025-05-26
- Last updated
- 2025-05-28
- Certified
- 2025-05-28
Frequently asked questions
- What is Mark Tetzlaff's NPI number?
- Mark Tetzlaff's National Provider Identifier (NPI) is 1629861406, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Mark Tetzlaff's specialty?
- Mark Tetzlaff is listed in the NPPES registry with a primary specialty of Social Worker (Behavioral Health & Social Service Providers).
- Where is Mark Tetzlaff located?
- Mark Tetzlaff's practice location on file with NPPES is 1110 W Park Pl Ste 303, Coeur D Alene, ID 83814-2784.
- What is Mark Tetzlaff's phone number?
- The practice phone number listed in the NPPES registry for Mark Tetzlaff is (208) 261-2255.
- Is Mark Tetzlaff's NPI active?
- Yes — Mark Tetzlaff's NPI (1629861406) is active in the NPPES registry as of the last update on 2025-05-28.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.