Dr. Robert John MacArthur, MD
- Medicare services, 2024
- 83
- Medicare patients, 2024
- 67
- Part D claims, 2024
- 12
- Hospital affiliations
- 2
- Industry payments
- $7,360
- Practice address
- 16850 Bear Valley Rd, Victorville, CA 92395
- Practice phone
- Call (760) 241-8000
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Dr. MacArthur's professional email, personal email and mobile number
Dmand AI checks each channel through healthcare-specific waterfall enrichment. See what is on file with a free account, with practice phones, licenses and affiliations.
Dr. Robert John MacArthur is an orthopedic surgeon in Victorville, California
Dr. MacArthur practices at Desert Valley Hospital in Victorville, California, part of Prime Healthcare Services.
Dr. MacArthur's NPI, 1508949470, was assigned on October 23, 2006. Dr. MacArthur graduated from Vagelos College of Physicians and Surgeons in 1991. Dr. MacArthur holds California license G76912.
- NPI
- 1508949470NPI Registry (opens in a new tab)
- Medicare PAC ID
- 9537149505
- NPI enumeration date
- October 23, 2006
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (760) 241-8000
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 61
- Medical school graduation
- 1991
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Robert John MacArthur practices at Desert Valley Hospital in Victorville, California
Dr. MacArthur's primary practice is Desert Valley Hospital, at 16850 Bear Valley Rd, Victorville, CA 92395 in San Bernardino County. The practice phone is (760) 241-8000.
- Desert Valley Hospital16850 Bear Valley Rd, Victorville, CA 92395 · San Bernardino CountyPhone(760) 241-8000
Source: Dmand AI Affiliation Data
Dr. Robert John MacArthur is affiliated with 4 sites of care and 5 medical groups
Dr. MacArthur's primary practice is Desert Valley Hospital in Victorville, California, part of Prime Healthcare Services. Dr. MacArthur is also affiliated with Providence St. Mary Medical Center. The medical group on file is Desert Valley Medical Group. Dmand AI also links Dr. MacArthur to 4 more medical groups, 1 physician office and 1 group practice or clinic, each named with a free account.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. Robert John MacArthur's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. MacArthur practices, 4 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Desert Valley Hospital | Available with a free account |
| +3 more sites and 4 medical groups | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Robert John MacArthur is one of 2,056 orthopedic surgeons in California
Orthopaedic surgery is Dr. MacArthur's primary specialty in the NPI Registry, under taxonomy code 207X00000X. Dr. MacArthur is board certified in orthopaedic surgery by the American Board of Orthopaedic Surgery. Dmand AI has Dr. MacArthur's licenses on file in 2 states: California and Washington.
Specialties and state licenses
- Orthopaedic surgery, CaliforniaPrimary
- Washington license
Clinical focus
Dmand AI lists arm, wrist, hand fracture and dislocation, arthritis, hip replacement, joint arthropathy and leg, ankle or foot fracture among the conditions Dr. MacArthur treats.
Orthopedic surgeons near Dr. MacArthur
Counts of orthopedic surgeons with a Dmand AI profile, by place and practice. Each opens the list.
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Peer Benchmarks
Dr. Robert John MacArthur billed Medicare for 83 services in 2024
CMS data shows 83 Medicare services from Dr. MacArthur across 3 procedure codes in 2024, for 67 Medicare patients. Medicare paid $7,791 for them. Every service was in an office.
Dr. MacArthur's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Office and hospital visits
- 2023: 682024: 654%
- Surgery
- 2023: 02024: 18
Dr. MacArthur compared with the California median for orthopedic surgeons, 2024
- Dr. MacArthur
- California median
- Medicare services
- 83vs 68388% below
- Medicare patients
- 67vs 21569% below
- Part D claims
- 23vs 7067% below
Medians across 1,844 orthopedic surgeons in California with Dmand AI profiles that report each measure.
Dr. MacArthur's most billed Medicare procedure codes, 2024
CMS publishes codes billed for 11 or more Medicare patients. Each label is the code family; CPT descriptions are licensed by the AMA.
Need commercial claims for Dr. MacArthur?
Medicare shows one payer. Book a meeting to get commercial claims data for Dr. MacArthur and other orthopedic surgeons in California.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Robert John MacArthur treated 67 Medicare patients in 2024, average age 73
CMS counts 67 Medicare patients who saw Dr. MacArthur in 2024. The largest group is 65 to 74, with 35 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 45% are also on Medicaid. Their average risk score is 1.62, where 1.00 is the Medicare average, so they are sicker than most Medicare patients.
Across all payers, Dmand AI patient panel data puts Dr. MacArthur's median patient age at 62, with 59% women.
Dr. MacArthur's Medicare patients by age, 2024
CMS leaves out age groups with fewer than 11 patients.
Dr. MacArthur's Medicare patients by sex, 2024
- Women4263%
- Men2537%
Chronic conditions among Dr. MacArthur's Medicare patients, 2024
- High blood pressure75%
- High cholesterol75%
- Arthritis72%
- Diabetes51%
- Chronic kidney disease37%
- Heart failure36%
- Mood disorders34%
- Ischemic heart disease33%
Share of Medicare patients with each condition. A patient can have several.
Dr. MacArthur's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 62
Patient panel by sex, all payers
- Women59%
- Men40%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Robert John MacArthur wrote 12 Medicare Part D claims in 2024
In 2024, Dr. MacArthur wrote 12 Medicare Part D claims. 100% of them were for generic drugs. They cover 1 drug, with $173 in total drug cost. In 2020, CMS named 41 claims across 1 drug.
Dr. MacArthur's most prescribed drugs by claims, 2021
CMS names a drug when it has 11 or more claims. Share is of the claims for drugs CMS names.
Part D claims for drugs CMS names, 2020 to 2021
- 2020
- 2021
- Claims for drugs CMS names
- 2020: 412021: 2344%
Drugs named by CMS: 1 in 2021, 1 in 2020.
Sources: Medicare Part D Prescribers - by Provider and Drug (CMS), 2024 data, released May 6, 2026; and Medicare Part D Prescribers - by Provider (CMS), 2024 data
How Dr. Robert John MacArthur takes part in Medicare
Dr. MacArthur accepts Medicare assignment, so Medicare's approved amount is taken as full payment.
- Accepts Medicare assignment
- Yes
Knee replacement: 1 to 10 procedures (CMS shows small counts as a range)
Sources: Doctors and Clinicians National Downloadable File (CMS); and Doctors and Clinicians Utilization Data (CMS)
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Dr. Robert John MacArthur received $7,360 in industry payments from 2016 to 2025
CMS Open Payments shows 73 general payments to Dr. MacArthur from 13 drug and device companies from 2016 to 2025. Food and beverage make up the largest share, 48% of the total. Stryker Corporation paid the most, $4,714.
General payments to Dr. MacArthur by program year, 2016 to 2025
General payments to Dr. MacArthur by kind, 2016 to 2025
- Food and beverage$3,51048%
- Travel and lodging$2,65036%
- Education$1,20016%
Companies that paid Dr. MacArthur the most, 2016 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Robert John MacArthur graduated from Vagelos College of Physicians and Surgeons
Dr. MacArthur graduated from Vagelos College of Physicians and Surgeons in 1991.
- Medical school
- Board certified in orthopaedic surgery
Source: Dmand AI Professional Profile Data
Dr. Robert John MacArthur accepts plans from 8 insurance carriers
Dr. MacArthur is in network with 8 carriers, including Aetna, Blue Cross Blue Shield of Michigan and Elevance. Medicare plans come from the most carriers, 8. Check the plan with the practice before a visit.
- Aetna
- Blue Cross Blue Shield of Michigan
- Elevance
- Blue Cross Blue Shield of Massachusetts
- HCSC
- Molina
- Regence Health Plans
- CMS Medicare
Plan types Dr. MacArthur accepts, by number of carriers
- Medicare8
- PPO6
- HMO3
- POS3
- EPO2
Source: Dmand AI Insurance Network Data
Sources for Dr. Robert John MacArthur's profile data
| Data on this page | Source |
|---|---|
| NPI, name, sex, specialty and licenses | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Professional Profile Data |
| Practice locations and phone | Dmand AI Affiliation Data |
| Primary practice, affiliations and health system | Dmand AI Affiliation DataDmand AI Org Hierarchy Data |
| Medicare services and procedure codes | Medicare Physician & Other Practitioners - by Provider and Service (CMS) (opens in a new tab) |
| State medians for the same specialty | Dmand AI Peer Benchmarks |
| Medicare patients and the all-payer patient panel | Dmand AI Patient Panel DataMedicare Physician & Other Practitioners - by Provider (CMS) (opens in a new tab) |
| Part D prescribing | Medicare Part D Prescribers - by Provider and Drug (CMS) (opens in a new tab)Medicare Part D Prescribers - by Provider (CMS) (opens in a new tab) |
| MIPS scores, telehealth, assignment and procedure percentiles | Doctors and Clinicians National Downloadable File (CMS) (opens in a new tab)Doctors and Clinicians Utilization Data (CMS) (opens in a new tab) |
| Industry payments | Open Payments (CMS) (opens in a new tab) |
| Training, board certification and memberships | Dmand AI Professional Profile Data |
| Insurance carriers and plan types | Dmand AI Insurance Network Data |
| EHR at each practice site | Dmand AI Technology Install Data |
| Similar physicians | Dmand AI Affiliation Data |
Data last refreshed October 2026Report an inaccuracyRemove my information
FAQ
Frequently asked questions about Dr. Robert John MacArthur
Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.
What is Dr. Robert John MacArthur's NPI number?
Dr. Robert John MacArthur's NPI number is 1508949470. It was assigned on October 23, 2006, and it is active in the NPI Registry.
What kind of doctor is Dr. Robert John MacArthur?
Dr. Robert John MacArthur is an orthopedic surgeon in Victorville, California. The primary specialty in the NPI Registry is Orthopaedic Surgery Physician (taxonomy code 207X00000X).
Where does Dr. Robert John MacArthur practice?
Dr. MacArthur practices at 16850 Bear Valley Rd, Victorville, CA 92395. Dr. MacArthur's primary practice is Desert Valley Hospital in Victorville, California, part of Prime Healthcare Services. Dmand AI also links Dr. MacArthur to 4 medical groups, 1 physician office and 1 group practice or clinic.
What is Dr. Robert John MacArthur's office phone number?
The practice phone on file for Dr. MacArthur is (760) 241-8000.
What is Dr. Robert John MacArthur's medical license number?
Dr. MacArthur holds California license G76912, one of the licenses on file in 2 states.
Which states has Dr. Robert John MacArthur been licensed in?
Dmand AI has state licenses on file for Dr. MacArthur in California (1993 to 2026) and Washington.
Which hospitals is Dr. Robert John MacArthur affiliated with?
Dr. MacArthur practices at Desert Valley Hospital in Victorville, California. Dr. MacArthur is also affiliated with Providence St. Mary Medical Center.
What medical group is Dr. Robert John MacArthur part of?
Dr. MacArthur is linked to Desert Valley Medical Group. Dmand AI links Dr. MacArthur to 4 more medical groups.
Does Dr. Robert John MacArthur accept Medicare?
Yes. CMS data shows Dr. MacArthur billed Medicare for 83 services in 2024, and Dr. MacArthur accepts Medicare assignment.
How many Medicare patients does Dr. Robert John MacArthur see?
CMS counts 67 Medicare patients who saw Dr. MacArthur in 2024, with an average age of 73.
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Is Dr. Robert John MacArthur board certified?
Yes. Dr. MacArthur is board certified in orthopaedic surgery by the American Board of Orthopaedic Surgery.
What services does Dr. Robert John MacArthur bill to Medicare?
In 2024, Dr. MacArthur's most billed Medicare services were office visit, established patient (99214), office visit, new patient (99204) and surgery: bones and joints (20610).
Where did Dr. Robert John MacArthur go to medical school?
Dr. MacArthur graduated from Vagelos College of Physicians and Surgeons in 1991.
What drugs does Dr. Robert John MacArthur prescribe most?
In 2021 Medicare Part D data, Dr. MacArthur's most prescribed drugs by claims were Hydrocodone-Acetaminophen.
Has Dr. Robert John MacArthur received payments from drug or device companies?
CMS Open Payments shows $7,360 in general payments to Dr. MacArthur from 13 companies from 2016 to 2025. The largest total came from Stryker Corporation.
How long has Dr. Robert John MacArthur been practicing?
Dr. MacArthur graduated from medical school in 1991, 35 years ago.
What insurance does Dr. Robert John MacArthur accept?
Dr. MacArthur is in network with 8 carriers, including Aetna, Blue Cross Blue Shield of Michigan and Elevance. Medicare plans come from the most carriers, 8. Check the plan with the practice before a visit.
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