Doctor profile · Federal record

Dr. Marilyn Hildreth

Audiologist (CMS: Qualified Audiologist) · Audiologist-Hearing Aid Fitter · Helena, MT

  • NPI 1114211448
  • Accepts Medicare
  • 16 yrs in practice
  • Female
  • Group practice
  • No sanctions

Practice & contact

Operates at 2 locations .

NPPES Updated May 11, 2026
Primary practice
32 Medical Park Dr
Helena, MT 596014925
(406) 443-8838
fax (406) 443-6367
Additional location
407 N Montana St
Dillon, MT 597253300

Credentials & registration

NPPES · NUCC
NPI registered
June 2011 — 15 yrs on file
Profile last updated
September 30, 2025
Year of graduation
2010 — 16 yrs since
Specialty taxonomy
231H00000X — NUCC code
State license (1)
Montana #SLP-SU-LIC-12645

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1114211448. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
126
Distinct HCPCS
3
Medicare allowed
$4,313
HCPCS Description Services Patients Avg allowed
92557 Comprehensive hearing and speech recognition test 92 92 $36
92571 Test to assess by hearing by examining the repetition of real words versus nonsense words 19 19 $28
92570 Comprehensive hearing test 15 15 $31

In context: peer comparison

Among 2 peers in Helena Audiologist, average services per provider: 32. This provider delivers 3.9× the peer median.

Frequently asked questions

Auto-generated from federal data
What is Dr. Marilyn Hildreth's medical specialty?
Dr. Marilyn Hildreth practices Audiologist in Helena, MT.
Where does Dr. Marilyn Hildreth practice?
Dr. Marilyn Hildreth practices at 32 Medical Park Dr, Helena, MT 596014925. Office phone: 4064438838.
What is Dr. Marilyn Hildreth's NPI?
Dr. Marilyn Hildreth's National Provider Identifier (NPI) is 1114211448, issued by NPPES.
Does Dr. Marilyn Hildreth accept Medicare assignment?
Yes. Dr. Marilyn Hildreth accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Marilyn Hildreth commonly perform?
Top Medicare-reported procedures in 2023: Comprehensive hearing and speech recognition test (HCPCS 92557); Test to assess by hearing by examining the repetition of real words versus nonsense words (HCPCS 92571); Comprehensive hearing test (HCPCS 92570). Source: CMS Medicare Physician & Other Practitioners file.