Doctor profile · Federal record

Dr. Robert Macarthur, MD

Orthopaedic Surgery Physician (CMS: Orthopedic Surgery) · Orange, CA

  • NPI 1508949470
  • Accepts Medicare
  • 35 yrs in practice
  • Male
  • Solo practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
1010 W la Veta Ave, Suite 510
Orange, CA 928684300
(714) 550-0070
fax (714) 550-0035
Mailing address
Po Box 11768
Santa Ana, CA 927111768

Credentials & registration

NPPES · NUCC
NPI registered
October 2006 — 20 yrs on file
Profile last updated
October 17, 2023
Year of graduation
1991 — 35 yrs since
Specialty taxonomy
207X00000X — NUCC code
State license (1)
California #G76912

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1508949470. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
68
Distinct HCPCS
4
Medicare allowed
$9,001
HCPCS Description Services Patients Avg allowed
99214 Established patient office or other outpatient visit, 30-39 minutes 23 16 $136
99203 New patient office or other outpatient visit, 30-44 minutes 20 20 $120
99213 Established patient office or other outpatient visit, 20-29 minutes 13 13 $103
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes 12 11 $178

In context: peer comparison

Among 12 peers in Orange Orthopaedic Surgery Physician, average services per provider: 389. This provider delivers 0.2× the peer median.

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Robert Macarthur's medical specialty?
Dr. Robert Macarthur practices Orthopaedic Surgery Physician in Orange, CA.
Where does Dr. Robert Macarthur practice?
Dr. Robert Macarthur practices at 1010 W la Veta Ave, Orange, CA 928684300. Office phone: 7145500070.
What is Dr. Robert Macarthur's NPI?
Dr. Robert Macarthur's National Provider Identifier (NPI) is 1508949470, issued by NPPES.
Does Dr. Robert Macarthur accept Medicare assignment?
Yes. Dr. Robert Macarthur accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Robert Macarthur commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99214); New patient office or other outpatient visit (HCPCS 99203); Established patient office or other outpatient visit (HCPCS 99213). Source: CMS Medicare Physician & Other Practitioners file.