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

Dr. William Michael Collins, DO

Individual provider Sports Medicine (Family Medicine) Physician · NPI 1417361973

Dr. William Michael Collins, DO is a Family Practice in Davis, California. Qualified in 2014, 12 years ago. Practices with Permanente Medical Group Inc, a 10,941-clinician group and accepts Medicare assignment. Licensed in California.

Years since qualifying
12
Licensed in
CA
In the registry since
2014
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

1955 Cowell Blvd
Davis, CA 95618-6325
Phone: (530) 757-7100
Show map & directions

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

Specialties & licences

Sports Medicine (Family Medicine) Physician (primary) Taxonomy 207QS0010X · Licence 20A15413 (CA)

Record details

NPI number1417361973
Entity typeIndividual (Type 1)
GenderMale
Credentials DO
Sole proprietorNo
NPI enumeratedJune 12, 2014
Last updated in NPPESFebruary 18, 2025
Certification dateFebruary 18, 2025
Mailing address1955 Cowell Blvd, Davis, CA 95618-6325

Medicare enrollment

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

Medicare specialtyFAMILY PRACTICE
Also practisesSPORTS MEDICINE
Medical schoolOTHER
Graduated 2014 (12 years in practice)
Group practice Permanente Medical Group Inc — 10941 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

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