Hugh Armbruster
NPI 1821034638 · Clinical Social Worker · Fenton, MI
Enrolled with Medicare as Practitioner - Clinical Social Worker · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Hugh Armbruster is a Clinical Social Worker provider in Fenton, MI (NPI 1821034638).
Provider details
- NPI number
- 1821034638
- Entity type
- Individual
- Primary specialty
- Clinical Social WorkerBehavioral Health & Social Service Providers
- Sex
- Male
- Sole proprietor
- Yes
- License
- 6301002268 (MI)
Specialties & taxonomies
Behavioral Health & Social Service Providers
Behavioral Health & Social 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
- 2006-06-21
- Last updated
- 2011-07-28
Frequently asked questions
- What is Hugh Armbruster's NPI number?
- Hugh Armbruster's National Provider Identifier (NPI) is 1821034638, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Hugh Armbruster's specialty?
- Hugh Armbruster is listed in the NPPES registry with a primary specialty of Clinical Social Worker (Behavioral Health & Social Service Providers).
- Where is Hugh Armbruster located?
- Hugh Armbruster's practice location on file with NPPES is 127 N River St, Fenton, MI 48430-3800.
- What is Hugh Armbruster's phone number?
- The practice phone number listed in the NPPES registry for Hugh Armbruster is (810) 750-0320.
- Does Hugh Armbruster accept Medicare?
- Hugh Armbruster is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Hugh Armbruster's NPI active?
- Yes — Hugh Armbruster's NPI (1821034638) is active in the NPPES registry as of the last update on 2011-07-28.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.