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

Dr. William Allen Rumack, MD

Individual provider Orthopaedic Surgery Physician · NPI 1740257542

Dr. William Allen Rumack, MD is an Orthopedic Surgery in West Hills, California. Graduated from University of Colorado School of Medicine, Denver in 1996, 30 years ago. Practices with Professional Orthopedics Medical Associates a Prof Medical Corp, a 3-clinician group, accepts Medicare assignment and offers telehealth. Licensed in California, Colorado and Texas.

Years since qualifying
30
Trained at
University of Colorado School of Medicine, Denver
Licensed in
CA, CO, TX
In the registry since
2006
Specialties on file
3
What do these letters mean?
MD — Doctor of Medicine
A physician who completed allopathic medical school.

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Practice location Address checks out

7345 Medical Center Dr Ste #280
West Hills, CA 91307-1937
Phone: (818) 888-2855
Fax: (818) 888-0702
Show map & directions

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

Specialties & licences

Orthopaedic Surgery Physician (primary) Taxonomy 207X00000X · Licence A79561 (CA)
Orthopaedic Surgery Physician Taxonomy 207X00000X · Licence K2785 (TX)
Orthopaedic Surgery Physician Taxonomy 207X00000X · Licence DR38255 (CO)

Record details

NPI number1740257542
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorYes
NPI enumeratedMarch 1, 2006
Last updated in NPPESMay 11, 2023
Certification dateMay 11, 2023
Mailing address7345 Medical Center Dr, Suite #280, West Hills, CA 91307-1937

Medicare enrollment

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

Medicare specialtyORTHOPEDIC SURGERY
Medical schoolUNIVERSITY OF COLORADO SCHOOL OF MEDICINE, DENVER
Graduated 1996 (30 years in practice)
Group practice Professional Orthopedics Medical Associates A Prof Medical Corp — 3 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
TelehealthOffers telehealth services

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