Kathryn Siegenthaler
NPI 1942327440 · Clinical Social Worker · Grand Rapids, MI
Kathryn Siegenthaler is a Clinical Social Worker provider in Grand Rapids, MI (NPI 1942327440).
Provider details
- NPI number
- 1942327440
- Entity type
- Individual
- Primary specialty
- Clinical Social WorkerBehavioral Health & Social Service Providers
- Sex
- Female
- Sole proprietor
- No
- License
- 6801071902 (MI)
Specialties & taxonomies
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
- 2007-03-22
- Last updated
- 2007-07-08
Frequently asked questions
- What is Kathryn Siegenthaler's NPI number?
- Kathryn Siegenthaler's National Provider Identifier (NPI) is 1942327440, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Kathryn Siegenthaler's specialty?
- Kathryn Siegenthaler is listed in the NPPES registry with a primary specialty of Clinical Social Worker (Behavioral Health & Social Service Providers).
- Where is Kathryn Siegenthaler located?
- Kathryn Siegenthaler's practice location on file with NPPES is 1101 Ball Ave Ne, Grand Rapids, MI 49505-5904.
- What is Kathryn Siegenthaler's phone number?
- The practice phone number listed in the NPPES registry for Kathryn Siegenthaler is (616) 452-9072.
- Is Kathryn Siegenthaler's NPI active?
- Yes — Kathryn Siegenthaler's NPI (1942327440) is active in the NPPES registry as of the last update on 2007-07-08.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.