MARIAH DOREEN SMITH MS, LMHC
NPI 1447978549
Counselor - Mental Health in Decorah, IA
About Mariah Doreen Smith Ms, Lmhc NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
MARIAH DOREEN SMITH MS, LMHC (NPI 1447978549) is an individual mental health provider in Decorah, Iowa, licensed in Iowa (113707) and active in the NPI registry since August 2022. She is enrolled in Medicare PECOS and is a graduate of Other (2022).
NPPES Registry Identity
Specialties & Licenses
Other Names 1
Accepted Insurance
Medicare Participation & PECOS CMS
Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.
Medicare Enrollment Status
Enrolled in Medicare and accepts Medicare assignment
Mariah Doreen Smith Ms, Lmhc is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.
Medicare Billing Reassignment
Medicare enrollment records show Mariah Smith reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.
Decorah, IA 52101
- Reassigned Medicare billing, Iowa enrollment
Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.
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.
DECORAH, IA 52101
DECORAH, IA 52101
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 Mariah Smith's NPI number?
The NPI number for Mariah Smith is 1447978549. It was assigned to this individual provider in the NPPES registry on August 16, 2022. The provider is also known as Maria Bringer.
Where is Mariah Smith located?
Mariah Smith practices at 1111 Paine St, Decorah, IA 52101. The listed phone number is (563) 419-2054.
What is Mariah Smith's specialty?
The primary specialty registered for this NPI is Counselor, specializing in Mental Health, with taxonomy code 101YM0800X.
Is Mariah Smith enrolled in Medicare?
Yes. Mariah Smith is registered in the Medicare PECOS system and accepts Medicare assignment, which means accepting the Medicare-approved amount as payment in full for covered services.
Which organization bills Medicare for Mariah Smith's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Mariah Smith reassigns Medicare benefits to Mariah Smith Counseling (Decorah, IA). The reassignment is filed with Medicare on form CMS-855R, signed by both the clinician and the organization, and lets the organization bill Medicare and receive payment for Mariah Smith's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Mariah Smith accept?
Health plans from Oscar Insurance Company, UnitedHealthcare and Wellmark Health Plan of Iowa, Inc. list Mariah Smith as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.
When was this NPI record last updated?
The NPPES record for Mariah Smith was last updated on January 15, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 9 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.
# Mariah Doreen Smith, MS, LMHC · NPI 1447978549
Mental Health provider in Decorah, Iowa. Individual provider, active in the CMS NPPES registry since August 16, 2022.
## Identity
- **NPI:** 1447978549 (Entity type: Individual)
- **Enumerated:** August 16, 2022
- **Primary specialty:** Counselor - Mental Health · taxonomy 101YM0800X
- **State license:** 113707 (Iowa)
- **Sole proprietor:** Yes
## Practice location
- **Address:** 1111 PAINE ST, Decorah, IA 52101-2411
- **Phone:** (563) 419-2054
## Medicare
- **Medicare:** Enrolled (PECOS); accepts Medicare assignment
- **Ordering & referring:** eligible for Part B labs & imaging, durable medical equipment
- **Bills Medicare through:** Mariah Smith Counseling (NPI 1326901927, Decorah, IA), under Medicare reassignment (form CMS-855R) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Other, class of 2022
## Record status
- **NPPES last updated:** January 15, 2026
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Source: [NPI Profile](https://npiprofile.com/npi/1447978549) · Data from the CMS NPPES public registry.