Katherine Margaret Tessmar, LMSW
Clinical Social Worker · Rochester Hills, MI
Katherine Margaret Tessmar, LMSW is a clinical social worker with a practice address in Rochester Hills, Michigan, and NPI 1003945288, issued on Mar 5, 2007. Check the license (Michigan L860860, as entered in NPPES) with the Michigan board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Katherine Margaret Tessmar
- Credential
- LMSW
- Primary taxonomy
- Clinical Social Worker 1041C0700X
- License number
- L860860 MI
Self-reported in NPPES; status is on the state search - Practice location
- 441 S Livernois RD, Rochester Hills, MI 48307
- Phone
- (248) 608-8800
- Enumerated
- Mar 5, 2007
- Record last updated
- Mar 16, 2018 (not updated in 8 years: call before relying on the address or phone)
- Fax
- (248) 608-2490
- Medicare enrollment
- Enrolled (PECOS I20121129000246); accepts Medicare assignment
- Telehealth
- Offers telehealth (CMS)
- Entity
- Type 1 · individual
8 nearest clinical social worker records → All 17,644 in Michigan → Look up another NPI →
Also registered at 441 S Livernois RD
A shared address usually means a shared clinic or building; it does not show who employs whom.
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- Charisse Florek, MA, LLP, LPCPsychologist1811054158
- Jillian Fortain, PH.D.Psychologist1750836102
- Debra Gorney-Jankowski, MSN, RNCSChild & Adolescent Psychiatric/Mental Health Clinical Nurse Specialist1932117009
- Krystal Graziosi, FNP-BCFamily Nurse Practitioner1801659875
Verify Katherine Margaret Tessmar in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich Michigan board licenses this profession
Search for license L860860Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Bills Medicare through one group practice
- Joel L Young MD PCRochester Hills, MI
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Katherine Margaret Tessmar among 17,644 clinical social worker records in Michigan
Katherine Margaret Tessmar, LMSW is one of 17,644 clinical social worker records with a practice address in Michigan. 14% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2007, is newer than 9% of them.
- NPI issued2007 · 9% of these records are older, 82% newer
- In a Medicare fileYes · 14% of these records are
- In the CMS Doctors and Clinicians fileYes · 20% of these records are
- Graduated1999 · median 2012 among the 3,587 with a school on file
- Record last updated2018 · 52% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 1041C0700X and a Michigan practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
55 clinical social worker records list a practice address in Rochester Hills
They are 55 of the 1,697 NPPES records with a practice address in Rochester Hills, and 17,644 clinical social worker records in Michigan.
All 17,644 in Michigan → Every provider in Rochester Hills → Clinical Social Worker nationwide →
The 8 clinical social worker records with the nearest ZIP codes
- Lillian Brown, LMSWRochester Hills, MI 483071710187745
- Adria Carney, L.M.S.W.Rochester Hills, MI 483071225158140
- Susan Dodson-Weid, MASTER SOCIAL WORKERRochester, MI 483071467668863
- Sarah Guadalupe, LMSWRochester, MI 483071427159599
- Mary Johnson-Palazzolo, LMSWRochester, MI 483071730272980
- Mary Keenan, LMSW, ACSWRochester, MI 483071053488262
- Sandra Maddock, MSSRochester, MI 483071699812206
- Joyce Matney, MASTER SOCIAL WORKERRochester, MI 483071336153642
Common questions
What is Katherine Margaret Tessmar, LMSW's NPI number?
Katherine Margaret Tessmar, LMSW's National Provider Identifier (NPI) is 1003945288, issued on Mar 5, 2007. An NPI identifies a provider in billing; it is not a license.
Where is Katherine Margaret Tessmar, LMSW located?
The NPPES record lists a practice address at 441 S Livernois RD, Rochester Hills, MI, 48307. Phone: (248) 608-8800. Providers update this record themselves, so call before visiting.
How can I verify Katherine Margaret Tessmar, LMSW's license?
NPPES lists Michigan license number L860860, as entered by the provider. Search the Michigan board that licenses this profession; the NPPES record confirms identity only.
Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. Medicare files from data.cms.gov. An NPI identifies who bills; it is not a license.
Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments; the HHS-OIG exclusion list only as counts) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 9, 2026.