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

Dr. Mary Katherine Harper, DO

Individual provider Emergency Medicine Physician · NPI 1518297753

Dr. Mary Katherine Harper, DO is an Emergency Medicine in Rancho Mirage, California. Qualified in 2008, 18 years ago. Practices with Usacs Emergency Medicine of Arizona LLC, a 40-clinician group and accepts Medicare assignment. Licensed in Arizona and California.

Years since qualifying
18
Licensed in
AZ, CA
In the registry since
2010
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

39000 Bob Hope Dr
Rancho Mirage, CA 92270-3221
Phone: (760) 340-3911
Fax: (760) 773-1481
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Emergency Medicine Physician (primary) Taxonomy 207P00000X · Licence 005338 (AZ)
Emergency Medicine Physician Taxonomy 207P00000X · Licence 20A18856 (CA)

Record details

NPI number1518297753
Entity typeIndividual (Type 1)
GenderFemale
Credentials DO
Sole proprietorYes
NPI enumeratedJanuary 11, 2010
Last updated in NPPESNovember 6, 2025
Certification dateNovember 6, 2025

Medicare enrollment

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

Medicare specialtyEMERGENCY MEDICINE
Medical schoolOTHER
Graduated 2008 (18 years in practice)
Group practice Usacs Emergency Medicine Of Arizona Llc — 40 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
Practice locations5 on file with Medicare

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