Hearing Associates PC
NPI 1285779132 · Audiologist-Hearing Aid Fitter · Mason City, IA
Enrolled with Medicare as Part B Supplier - Clinic/Group Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Hearing Associates PC is a Audiologist-Hearing Aid Fitter organization in Mason City, IA (NPI 1285779132).
Provider details
- NPI number
- 1285779132
- Entity type
- Organization
- Primary specialty
- Audiologist-Hearing Aid FitterSpeech, Language and Hearing Service Providers
- Organization subpart
- No
- Authorized official
- Stuart Trembath, President(641) 494-5180
Specialties & taxonomies
Speech, Language and Hearing Service Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
19 yrs 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
Mailing address
Registry dates
- Enumerated
- 2007-02-20
- Last updated
- 2021-06-04
- Certified
- 2021-06-04
Frequently asked questions
- What is Hearing Associates PC's NPI number?
- Hearing Associates PC's National Provider Identifier (NPI) is 1285779132, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What type of organization is Hearing Associates PC?
- Hearing Associates PC is classified in the NPPES registry as Audiologist-Hearing Aid Fitter (Speech, Language and Hearing Service Providers).
- Where is Hearing Associates PC located?
- Hearing Associates PC's practice location on file with NPPES is 250 S Crescent Dr Ste 100, Mason City, IA 50401-2910.
- What is Hearing Associates PC's phone number?
- The practice phone number listed in the NPPES registry for Hearing Associates PC is (641) 494-5180.
- Does Hearing Associates PC accept Medicare?
- Hearing Associates PC is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Who is the authorized official for Hearing Associates PC?
- The authorized official listed on Hearing Associates PC's NPPES record is Stuart Trembath, President. The authorized official registers and maintains the organization's NPI and is not necessarily its owner.
- Is Hearing Associates PC's NPI active?
- Yes — Hearing Associates PC's NPI (1285779132) is active in the NPPES registry as of the last update on 2021-06-04.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.