Ronald Slager
NPI 1962653899 · Hearing Instrument Specialist · Portage, MI
Ronald Slager is a Hearing Instrument Specialist provider in Portage, MI (NPI 1962653899).
Provider details
- NPI number
- 1962653899
- Entity type
- Individual
- Primary specialty
- Hearing Instrument SpecialistSpeech, Language and Hearing Service Providers
- Sex
- Female
- Sole proprietor
- Yes
- License
- 000656 (MI)
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
17 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
- 2008-10-09
- Last updated
- 2008-10-09
Frequently asked questions
- What is Ronald Slager's NPI number?
- Ronald Slager's National Provider Identifier (NPI) is 1962653899, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Ronald Slager's specialty?
- Ronald Slager is listed in the NPPES registry with a primary specialty of Hearing Instrument Specialist (Speech, Language and Hearing Service Providers).
- Where is Ronald Slager located?
- Ronald Slager's practice location on file with NPPES is 1111 W Centre Ave, Portage, MI 49024-5317.
- What is Ronald Slager's phone number?
- The practice phone number listed in the NPPES registry for Ronald Slager is (269) 324-0301.
- Is Ronald Slager's NPI active?
- Yes — Ronald Slager's NPI (1962653899) is active in the NPPES registry as of the last update on 2008-10-09.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.