Kathrin Howerton, LMSW
NPI 1386999449 · Clinical Social Worker · Grandville, MI
Enrolled with Medicare as Practitioner - Clinical Social Worker · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Kathrin Howerton, LMSW is a Clinical Social Worker provider in Grandville, MI (NPI 1386999449).
Provider details
- NPI number
- 1386999449
- Entity type
- Individual
- Primary specialty
- Clinical Social WorkerBehavioral Health & Social Service Providers
- Credential
- LMSW
- Sex
- Female
- Sole proprietor
- Yes
- License
- 6801094289 (MI)
Specialties & taxonomies
Behavioral Health & Social Service Providers
Behavioral Health & Social Service Providers
- Case Manager/Care Coordinator171M00000X
Other Service Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
13 yrs in NPPES registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
2 documented practice locations
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
Additional practice locations (1)
- 470 Baltimore Dr NeGrand Rapids, MI 49503-3934Phone: (616) 247-4580
Registry dates
- Enumerated
- 2012-07-16
- Last updated
- 2022-12-29
- Certified
- 2022-12-29
Frequently asked questions
- What is Kathrin Howerton's NPI number?
- Kathrin Howerton's National Provider Identifier (NPI) is 1386999449, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Kathrin Howerton's specialty?
- Kathrin Howerton is listed in the NPPES registry with a primary specialty of Clinical Social Worker (Behavioral Health & Social Service Providers).
- Where is Kathrin Howerton located?
- Kathrin Howerton's practice location on file with NPPES is 4565 Wilson Ave Sw, Grandville, MI 49418-2371.
- What is Kathrin Howerton's phone number?
- The practice phone number listed in the NPPES registry for Kathrin Howerton is (616) 591-9400.
- Does Kathrin Howerton accept Medicare?
- Kathrin Howerton is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Kathrin Howerton's NPI active?
- Yes — Kathrin Howerton's NPI (1386999449) is active in the NPPES registry as of the last update on 2022-12-29.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.