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

William Zachow, DO

Individual provider Family Medicine Physician · NPI 1285949560

William Zachow, DO is a Family Practice in Anaconda, Montana. Graduated from At Still University of Health Sciences, College of Osteo Med, Kirksville in 1986, 40 years ago. Practices with Community Hospital of Anaconda, a 45-clinician group and accepts Medicare assignment. Licensed in Arizona, California and Montana.

Years since qualifying
40
Trained at
At Still University of Health Sciences, College of Osteo Med, Kirksville
Licensed in
AZ, CA, MT
In the registry since
2010
Specialties on file
3
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.

See every abbreviation used in this directory →

Practice location Address checks out

1102 E Commercial Ave
Anaconda, MT 59711-2718
Phone: (602) 790-4221
Show map & directions

Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Family Medicine Physician (primary) Taxonomy 207Q00000X · Licence 25906 (MT)
Family Medicine Physician Taxonomy 207Q00000X · Licence 20A11228 (CA)
Family Medicine Physician Taxonomy 207Q00000X · Licence 2324 (AZ)

Record details

NPI number1285949560
Entity typeIndividual (Type 1)
GenderMale
Credentials DO
Sole proprietorNo
NPI enumeratedAugust 11, 2010
Last updated in NPPESSeptember 12, 2014
Mailing addressPo Box 877, Anaconda, MT 59711-0877

Medicare enrollment

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

Medicare specialtyFAMILY PRACTICE
Medical schoolAT STILL UNIVERSITY OF HEALTH SCIENCES, COLLEGE OF OSTEO MED, KIRKSVILLE
Graduated 1986 (40 years in practice)
Group practice Community Hospital Of Anaconda — 45 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

Other providers in Anaconda