MS. TAMMY LYNN MEHLHAFF LCSW
NPI 1801774310
Social Worker - Clinical in Billings, MT
About Ms. Tammy Lynn Mehlhaff Lcsw NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
MS. TAMMY LYNN MEHLHAFF LCSW (NPI 1801774310) is an individual clinical provider in Billings, Montana, licensed in Montana (BBH-LCSW-LIC-89866) and active in the NPI registry since August 2025.
NPPES Registry Identity
Specialties & Licenses
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 Tammy Mehlhaff's NPI number?
The NPI number for Tammy Mehlhaff is 1801774310. It was assigned to this individual provider in the NPPES registry on August 22, 2025.
Where is Tammy Mehlhaff located?
Tammy Mehlhaff practices at 1025 S. 25th St. W, Billings, MT 59101. The listed phone number is (406) 272-6590.
What is Tammy Mehlhaff's specialty?
The primary specialty registered for this NPI is Social Worker, specializing in Clinical, with taxonomy code 1041C0700X.
When was this NPI record last updated?
The NPPES record for Tammy Mehlhaff was last updated on September 2, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 17 days 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.