Katherine Tessmar, LMSW
NPI 1003945288 · Clinical Social Worker · Rochester Hills, MI
Enrolled with Medicare as Practitioner - Clinical Social Worker · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Katherine Tessmar, LMSW is a Clinical Social Worker provider in Rochester Hills, MI (NPI 1003945288).
Provider details
- NPI number
- 1003945288
- Entity type
- Individual
- Primary specialty
- Clinical Social WorkerBehavioral Health & Social Service Providers
- Credential
- LMSW
- Sex
- Female
- Sole proprietor
- No
- License
- L860860 (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
- 2007-03-05
- Last updated
- 2018-03-16
Frequently asked questions
- What is Katherine Tessmar's NPI number?
- Katherine Tessmar's National Provider Identifier (NPI) is 1003945288, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Katherine Tessmar's specialty?
- Katherine Tessmar is listed in the NPPES registry with a primary specialty of Clinical Social Worker (Behavioral Health & Social Service Providers).
- Where is Katherine Tessmar located?
- Katherine Tessmar's practice location on file with NPPES is 441 S Livernois Rd, Rochester Hills, MI 48307-2584.
- What is Katherine Tessmar's phone number?
- The practice phone number listed in the NPPES registry for Katherine Tessmar is (248) 608-8800.
- Does Katherine Tessmar accept Medicare?
- Katherine Tessmar is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Katherine Tessmar's NPI active?
- Yes — Katherine Tessmar's NPI (1003945288) is active in the NPPES registry as of the last update on 2018-03-16.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.