Katherine Zwack French, DO
Family Medicine Physician · Clarkston, MI
Katherine Zwack French, DO is a family medicine physician with a practice address in Clarkston, Michigan, and NPI 1306952791, issued on Aug 21, 2006. Check the license (Michigan 5101012068, as entered in NPPES) on the Michigan Board of Medicine (LARA); the Medicare figures below come from public CMS files.
- Name
- Katherine Zwack French
- Credential
- DO
- Primary taxonomy
- Family Medicine Physician 207Q00000X
- License number
- 5101012068 MI
Self-reported in NPPES; status is on the state search - Practice location
- 5701 Bow Pointe Drive, Clarkston, MI 48346
- Phone
- (248) 625-2621
- Enumerated
- Aug 21, 2006
- Record last updated
- Aug 1, 2017 (not updated in 9 years: call before relying on the address or phone)
- Fax
- (248) 625-2622
- Medicare enrollment
- Enrolled (PECOS I20060301000515); accepts Medicare assignment
- Medical or professional school
- Michigan State University College Of Osteopathic Medicine, 1993
- Telehealth
- Offers telehealth (CMS)
- Entity
- Type 1 · individual
8 nearest family medicine physician records → All 6,013 in Michigan → Look up another NPI →
Also registered at 5701 Bow Pointe Drive
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Michael Baker, MDInternal Medicine Physician1114926946
- Mihaela Batke, MDGastroenterology Physician1578593513
- Reba Johnson, M.D.Allergy & Immunology Physician1437178795
- Joseph Lajoie, D.O.Family Medicine Physician1932179835
- Lori Lajoie, D.O.Family Medicine Physician1689624058
- Dean Moscovic, DOPediatrics Physician1952309718
Verify Katherine Zwack French in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMichigan Board of Medicine (LARA)
Search for license 5101012068Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
2.3 times the Medicare Part D claims of the average family medicine physician in 2024
8,025 Medicare Part D claims for 536 beneficiaries, against an average of 3,544 among the 117,163 providers of this specialty who prescribed in Part D. Brand-name drugs were 15% of claims. 128 claims were for opioids.
Most prescribed
- Atorvastatin Calcium566 claims
- Levothyroxine Sodium476 claims
- Lisinopril340 claims
- Losartan Potassium340 claims
- Amlodipine Besylate334 claims
- Omeprazole262 claims
Source: CMS Medicare Part D Prescribers by Provider and Drug, 2024 (data.cms.gov). Part D covers prescriptions for Medicare patients only; drugs with fewer than 11 claims are not published.
Industry payments in 2024: $1,179.77
90 payments; by number, the most common kind was food and beverage; the largest payer was Lilly USA, LLC. The 55,478 providers of this specialty with any payment received $902.55 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.
Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.
Bills Medicare through 2 group practices
- Mclaren Community Based Primary Care GroupClarkston, MI
- Michigan Healthcare Professionals PCClarkston, MI
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Katherine Zwack French among 6,013 family medicine physician records in Michigan
Katherine Zwack French, DO is one of 6,013 family medicine physician records with a practice address in Michigan. 75% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2006, is newer than 11% of them.
- NPI issued2006 · 11% of these records are older, 56% newer
- In a Medicare fileYes · 75% of these records are
- In the CMS Doctors and Clinicians fileYes · 58% of these records are
- Graduated1993 · median 2008 among the 3,493 with a school on file
- Record last updated2017 · 58% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207Q00000X and a Michigan practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
35 family medicine physician records list a practice address in Clarkston
They are 35 of the 1,197 NPPES records with a practice address in Clarkston, and 6,013 family medicine physician records in Michigan.
All 6,013 in Michigan → Every provider in Clarkston → Family Medicine Physician nationwide →
The 8 family medicine physician records with the nearest ZIP codes
- Daniel Bielak, D.O.Clarkston, MI 483461841222080
- Ricardo Cabrera, M.D.Clarkston, MI 483461801875943
- Jacqueline Chirco, D.O.Clarkston, MI 483461023189487
- Shawn Conner, MDClarkston, MI 483461568564367
- Fabrizio Di Noto, M.D.Clarkston, MI 483461437178720
- Lisa Dietz, DOClarkston, MI 483461629067541
- Joseph Lajoie, D.O.Clarkston, MI 483461932179835
- Lori Lajoie, D.O.Clarkston, MI 483461689624058
Common questions
What is Katherine Zwack French, DO's NPI number?
Katherine Zwack French, DO's National Provider Identifier (NPI) is 1306952791, issued on Aug 21, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Katherine Zwack French, DO located?
The NPPES record lists a practice address at 5701 Bow Pointe Drive, Clarkston, MI, 48346. Phone: (248) 625-2621. Providers update this record themselves, so call before visiting.
How can I verify Katherine Zwack French, DO's license?
NPPES lists Michigan license number 5101012068, as entered by the provider. Search the Michigan Board of Medicine (LARA) at https://aca-prod.accela.com/MILARA/GeneralProperty/PropertyLookUp.aspx?isLicensee=Y&TabName=APO. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does Katherine Zwack French, DO prescribe under Medicare Part D?
In 2024, Katherine Zwack French, DO had 8,025 Medicare Part D claims for 536 beneficiaries; the average among family medicine physician prescribers was 3,544. Part D covers Medicare prescriptions 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.