Provider records sourced from NPPES (CMS National Plan & Provider Enumeration System). Data current as of August 10, 2026.
NPIDirectory

Katharine E Macmillan, DO

Individual provider Family Medicine Physician · NPI 1902426257

Katharine E Macmillan, DO is a Family Practice in Saginaw, Michigan. Graduated from Michigan State University College of Osteopathic Medicine in 2020, 6 years ago. Practices with Covenant Medical Center, Inc, a 489-clinician group, accepts Medicare assignment and offers telehealth. Licensed in Michigan and West Virginia.

Years since qualifying
6
Trained at
Michigan State University College of Osteopathic Medicine
Licensed in
MI, WV
In the registry since
2020
Specialties on file
2
What do these letters mean?
DO — Doctor of Osteopathic Medicine
A fully licensed physician, trained like an MD with additional musculoskeletal training. Equivalent practice rights in all 50 states.

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Practice location Address checks out

2429 Trautner Dr
Saginaw, MI 48604-9596
Phone: (989) 583-5514
Fax: (989) 583-1742
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Family Medicine Physician (primary) Taxonomy 207Q00000X · Licence 5101027845 (MI)
Family Medicine Physician Taxonomy 207Q00000X · Licence 4158 (WV)

Record details

NPI number1902426257
Entity typeIndividual (Type 1)
GenderFemale
Credentials DO
Sole proprietorNo
NPI enumeratedApril 16, 2020
Last updated in NPPESApril 16, 2024
Certification dateApril 16, 2024
Mailing address2429 Trautner Dr, Saginaw, MI 48604-9596

Medicare enrollment

From the CMS Doctors & Clinicians file — this clinician is enrolled in Medicare.

Medicare specialtyFAMILY PRACTICE
Medical schoolMICHIGAN STATE UNIVERSITY COLLEGE OF OSTEOPATHIC MEDICINE
Graduated 2020 (6 years in practice)
Group practice Covenant Medical Center, Inc. — 489 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
TelehealthOffers telehealth services

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