Dr. Justin Philip Anderson, MD
- Medicare services, 2024
- 303
- Medicare patients, 2024
- 218
- Part D claims, 2024
- 171
- Hospital affiliations
- 1
- Industry payments
- $248
- Practice address
- 1100 West Stewart Dr, Orange, CA 92868
- Practice phone
- Call (714) 633-9111
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Dr. Anderson's professional email, personal email and mobile number
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Dr. Justin Philip Anderson is an emergency medicine physician in Orange, California
Dr. Anderson practices at Providence St. Joseph Hospital Orange in Orange, California, part of Providence Health & Services.
Dr. Anderson's NPI, 1659534121, was assigned on July 5, 2008. Dr. Anderson graduated from UC San Diego School of Medicine in 2008. Dr. Anderson holds California license A109334.
- NPI
- 1659534121NPI Registry (opens in a new tab)
- Medicare PAC ID
- 5597949503
- NPI enumeration date
- July 5, 2008
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (714) 633-9111
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 44
- Medical school graduation
- 2008
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Justin Philip Anderson practices at Providence St. Joseph Hospital Orange in Orange, California
Dr. Anderson's primary practice is Providence St. Joseph Hospital Orange, at 1100 West Stewart Dr, Orange, CA 92868 in Orange County. The practice phone is (714) 633-9111.
- Providence St. Joseph Hospital Orange1100 West Stewart Dr, Orange, CA 92868 · Orange CountyPhone(714) 633-9111
Source: Dmand AI Affiliation Data
Dr. Justin Philip Anderson is affiliated with 2 sites of care and 1 medical group
Dr. Anderson's primary practice is Providence St. Joseph Hospital Orange in Orange, California, part of Providence Health & Services. The medical group on file is Emergency Medicine Specialists of Orange County. Dmand AI also links Dr. Anderson to 1 more group practice or clinic, named with a free account.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. Justin Philip Anderson's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Anderson practices, 2 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Providence St. Joseph Hospital Orange | Available with a free account |
| +1 more affiliated site | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Justin Philip Anderson is one of 7,423 emergency medicine physicians in California
Emergency medicine is Dr. Anderson's primary specialty in the NPI Registry, under taxonomy code 207P00000X. Dr. Anderson is board certified in emergency medicine by the American Board of Emergency Medicine. Dr. Anderson is licensed in California.
Specialties and state licenses
- Emergency medicine, CaliforniaPrimary
Emergency medicine physicians near Dr. Anderson
Counts of emergency medicine physicians 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. Justin Philip Anderson billed Medicare for 303 services in 2024
CMS data shows 303 Medicare services from Dr. Anderson across 5 procedure codes in 2024, for 218 Medicare patients. Medicare paid $34,550 for them. Every service was in a facility, such as a hospital, rather than an office.
Dr. Anderson's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Office and hospital visits
- 2023: 2222024: 2191%
- Tests and treatments
- 2023: 572024: 8447%
- Imaging
- 2023: 212024: 0100%
Dr. Anderson compared with the California median for emergency medicine physicians, 2024
- Dr. Anderson
- California median
- Medicare services
- 303vs 26514% above
- Medicare patients
- 218vs 24310% below
- Part D claims
- 67vs 628% above
Medians across 7,079 emergency medicine physicians in California with Dmand AI profiles that report each measure.
Dr. Anderson'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. Anderson?
Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Anderson and other emergency medicine physicians in California.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Justin Philip Anderson treated 218 Medicare patients in 2024, average age 73
CMS counts 218 Medicare patients who saw Dr. Anderson in 2024. The largest group is 75 to 84, with 61 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 52% are also on Medicaid. Their average risk score is 2.96, 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. Anderson's median patient age at 46, with 61% women.
Dr. Anderson's Medicare patients by age, 2024
Dr. Anderson's Medicare patients by sex, 2024
- Women13261%
- Men8639%
Chronic conditions among Dr. Anderson's Medicare patients, 2024
- High blood pressure75%
- High cholesterol75%
- Arthritis57%
- Diabetes47%
- Chronic kidney disease45%
- Ischemic heart disease44%
- Heart failure41%
- Mood disorders41%
Share of Medicare patients with each condition. A patient can have several.
Dr. Anderson's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 46
Patient panel by sex, all payers
- Women61%
- Men39%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Justin Philip Anderson wrote 171 Medicare Part D claims in 2024
In 2024, Dr. Anderson wrote 171 Medicare Part D claims for 118 patients. 98% of them were for generic drugs. CMS names the drug for 67 of them, across 3 drugs with 11 or more claims each, at $372 in total drug cost. In 2023, CMS named 73 claims across 4 drugs.
Dr. Anderson's Part D claims by kind of drug, 2024
- Generic167 claims98%
- Brand-name and other4 claims2%
Dr. Anderson's most prescribed drugs by claims, 2024
CMS names a drug when it has 11 or more claims. Share is of the claims for drugs CMS names.
Drug classes CMS tracks in Dr. Anderson's Part D claims, 2024
- Opioids14%24 of 171 claims
- Antibiotics30%51 of 171 claims
Share of all Part D claims for each drug class CMS reports on. Classes with no claims are left out.
Part D claims for drugs CMS names, 2023 to 2024
- 2023
- 2024
- Claims for drugs CMS names
- 2023: 732024: 678%
Drugs named by CMS: 3 in 2024, 4 in 2023.
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. Justin Philip Anderson takes part in Medicare
Dr. Anderson accepts Medicare assignment, so Medicare's approved amount is taken as full payment.
- Accepts Medicare assignment
- Yes
Source: Doctors and Clinicians National Downloadable File (CMS)
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Dr. Justin Philip Anderson received $248 in industry payments from 2016 to 2024
CMS Open Payments shows 7 general payments to Dr. Anderson from 4 drug and device companies from 2016 to 2024. Food and beverage make up the largest share, 100% of the total. Janssen Pharmaceuticals, Inc paid the most, $187.
General payments to Dr. Anderson by program year, 2016 to 2024
Companies that paid Dr. Anderson the most, 2016 to 2024
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Justin Philip Anderson graduated from UC San Diego School of Medicine
Dr. Anderson graduated from UC San Diego School of Medicine in 2008.
- Medical school
- Board certified in emergency medicine
Source: Dmand AI Professional Profile Data
Dr. Justin Philip Anderson accepts plans from 1 insurance carrier
Dr. Anderson is in network with 1 carrier, including Excellus BlueCross BlueShield. EPO plans come from the most carriers, 1. Check the plan with the practice before a visit.
- Excellus BlueCross BlueShield
Plan types Dr. Anderson accepts, by number of carriers
- EPO1
- HMO1
- Medicare1
- POS1
- PPO1
Source: Dmand AI Insurance Network Data
Sources for Dr. Justin Philip Anderson'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) |
| 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. Justin Philip Anderson
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. Justin Philip Anderson's NPI number?
Dr. Justin Philip Anderson's NPI number is 1659534121. It was assigned on July 5, 2008, and it is active in the NPI Registry.
What kind of doctor is Dr. Justin Philip Anderson?
Dr. Justin Philip Anderson is an emergency medicine physician in Orange, California. The primary specialty in the NPI Registry is Emergency Medicine Physician (taxonomy code 207P00000X).
Where does Dr. Justin Philip Anderson practice?
Dr. Anderson practices at 1100 West Stewart Dr, Orange, CA 92868. Dr. Anderson's primary practice is Providence St. Joseph Hospital Orange in Orange, California, part of Providence Health & Services. Dmand AI also links Dr. Anderson to 1 group practice or clinic.
What is Dr. Justin Philip Anderson's office phone number?
The practice phone on file for Dr. Anderson is (714) 633-9111.
What is Dr. Justin Philip Anderson's medical license number?
Dr. Anderson holds California license A109334.
Which hospitals is Dr. Justin Philip Anderson affiliated with?
Dr. Anderson practices at Providence St. Joseph Hospital Orange in Orange, California.
What medical group is Dr. Justin Philip Anderson part of?
Dr. Anderson is linked to Emergency Medicine Specialists of Orange County.
Does Dr. Justin Philip Anderson accept Medicare?
Yes. CMS data shows Dr. Anderson billed Medicare for 303 services in 2024, and Dr. Anderson accepts Medicare assignment.
How many Medicare patients does Dr. Justin Philip Anderson see?
CMS counts 218 Medicare patients who saw Dr. Anderson in 2024, with an average age of 73.
Is Dr. Justin Philip Anderson board certified?
Yes. Dr. Anderson is board certified in emergency medicine by the American Board of Emergency Medicine.
Show 6 more questionsShow fewer questions
What services does Dr. Justin Philip Anderson bill to Medicare?
In 2024, Dr. Anderson's most billed Medicare services were emergency department visit (99285), heart test or procedure (93010) and critical care (99291).
Where did Dr. Justin Philip Anderson go to medical school?
Dr. Anderson graduated from UC San Diego School of Medicine in 2008.
What drugs does Dr. Justin Philip Anderson prescribe most?
In 2024 Medicare Part D data, Dr. Anderson's most prescribed drugs by claims were Ondansetron HCl, Cephalexin and Hydrocodone-Acetaminophen.
Has Dr. Justin Philip Anderson received payments from drug or device companies?
CMS Open Payments shows $248 in general payments to Dr. Anderson from 4 companies from 2016 to 2024. The largest total came from Janssen Pharmaceuticals, Inc.
How long has Dr. Justin Philip Anderson been practicing?
Dr. Anderson graduated from medical school in 2008, 18 years ago.
What insurance does Dr. Justin Philip Anderson accept?
Dr. Anderson is in network with 1 carrier, including Excellus BlueCross BlueShield. EPO plans come from the most carriers, 1. Check the plan with the practice before a visit.
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