1. Home
  2. Directory
  3. Idaho
  4. Coeur D Alene
  5. Social Worker
  6. NPI Profile

MARK R TETZLAFF LMSW
NPI 1629861406
Social Worker in Coeur D Alene, ID

Active since May 26, 2025
1110 W PARK PL STE 303, COEUR D ALENE, ID 83814(208) 261-2255 Get Directions Write a Review

NPPES record last updated: May 28, 2025. Verified against the NPPES registry weekly; last sync: August 02, 2026.

About Mark R Tetzlaff Lmsw NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

MARK R TETZLAFF LMSW (NPI 1629861406) is an individual social worker in Coeur D Alene, Idaho, licensed in Idaho (2071065) and active in the NPI registry since May 2025.

NPPES Registry Identity

NPI1629861406
Entity TypeIndividualMale
Primary Taxonomy104100000X
Provider Legal NameMARK R TETZLAFFCredential: LMSW
Location Address1110 W PARK PL STE 303Coeur D Alene, ID 83814-2784
Mailing Address3266 N 2nd StCoeur D Alene, ID 83815-3760 · (208) 500-1875
Phone(208) 261-2255
Sole ProprietorNo
Enumeration DateMay 26, 2025
Last NPPES UpdateMay 28, 2025
NPPES CertifiedMay 28, 2025
✔ NPI 1629861406 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtySocial WorkerBehavioral Health & Social Service Providers
Taxonomy Code104100000X
License✔ Licensed in ID · 2071065
Definition
A social worker is a person who is qualified by a Social Work degree, and licensed, certified or registered by the state as a social worker to practice within the scope of that license. A social worker provides assistance and counseling to clients and their families who are dealing with social, emotional and environmental problems. Social work services may be rendered to individuals, families, groups, and the public.
1110 W PARK PL STE 303, Coeur D Alene, ID 83814
Open in Google Maps ↗

Other Providers at the Same Location NPPES 6

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

BROOKE MORGAN MALLOY LCSW
Social Worker (Clinical)
1110 W PARK PL STE 303
COEUR D ALENE, ID 83814
Kootenai County (208) 261-2255
SAVANNAH SCHERTENLEIB
Counselor (Professional)
1110 W PARK PL STE 303
COEUR D ALENE, ID 83814
Kootenai County (208) 261-2255
ALLISON MARIE BARNES LMSW
Social Worker (Clinical)
1110 W PARK PL STE 303
COEUR D ALENE, ID 83814
Kootenai County (208) 261-2255
BRANDI MARIE SANCHEZ LMSW
Counselor (Mental Health)
1110 W PARK PL STE 303
COEUR D ALENE, ID 83814
Kootenai County (208) 261-2255
TRUDI MICHELLE BECKETT
Counselor (Mental Health)
1110 W PARK PL STE 303
COEUR D ALENE, ID 83814
Kootenai County (208) 261-2255
MENTAL WELLNESS AND RELATIONSHIP SERVICES LLC
Marriage & Family Therapist
1110 W PARK PL STE 303
COEUR D ALENE, ID 83814
Kootenai County (208) 283-8440

Frequently Asked Questions NPPES & CMS

Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.

What is Mark Tetzlaff's NPI number?

The NPI number for Mark Tetzlaff is 1629861406. It was assigned to this individual provider in the NPPES registry on May 26, 2025.

Where is Mark Tetzlaff located?

Mark Tetzlaff practices at 1110 W Park Pl Ste 303, Coeur D Alene, ID 83814. The listed phone number is (208) 261-2255.

What is Mark Tetzlaff's specialty?

The primary specialty registered for this NPI is Social Worker with taxonomy code 104100000X.

When was this NPI record last updated?

The NPPES record for Mark Tetzlaff was last updated on May 28, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 14 months ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.