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

Dr. Robert John Macarthur, MD

Individual provider Orthopaedic Surgery Physician · NPI 1508949470

Dr. Robert John Macarthur, MD is an Orthopedic Surgery in Orange, California. Graduated from Columbia University College of Physicians and Surgeons in 1991, 35 years ago. Practices with Premier Orthopaedic Trauma Specialists Pmc, a 36-clinician group and accepts Medicare assignment. Licensed in California.

Years since qualifying
35
Trained at
Columbia University College of Physicians and Surgeons
Licensed in
CA
In the registry since
2006
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

1010 W La Veta Ave Ste 510
Orange, CA 92868-4300
Phone: (714) 550-0070
Fax: (714) 550-0035
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 G76912 (CA)

Record details

NPI number1508949470
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorYes
NPI enumeratedOctober 23, 2006
Last updated in NPPESOctober 17, 2023
Certification dateOctober 17, 2023
Mailing addressPo Box 11768, Santa Ana, CA 92711-1768

Medicare enrollment

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

Medicare specialtyORTHOPEDIC SURGERY
Medical schoolCOLUMBIA UNIVERSITY COLLEGE OF PHYSICIANS AND SURGEONS
Graduated 1991 (35 years in practice)
Group practice Premier Orthopaedic Trauma Specialists Pmc — 36 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
Practice locations2 on file with Medicare

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