J Gen Intern Med
COVID-19Delivery of Health CareIll-Housed Persons
Dr. Christopher Owden Brown, MD, MPH
NPI1609123504
- Part D claims, 2024
- 668
- Publications
- 3
- Hospital affiliations
- 1
- Industry payments
- $2,294
- Medical group
- 1
- Practice address
- 1000 W Carson St, Torrance, CA 90509
- Practice phone
- Call (310) 222-2345
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
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Dr. Christopher Owden Brown is an internist in Torrance, California
Dr. Brown practices at Harbor-UCLA Medical Center in Torrance, California, part of County of Los Angeles.
Dr. Brown's NPI, 1609123504, was assigned on August 9, 2012. Dr. Brown graduated from UC Irvine School of Medicine in 2012. Dr. Brown holds California license A126975.
NPI and contact details
- NPI
- 1609123504NPI Registry (opens in a new tab)
- NPI enumeration date
- August 9, 2012
- NPI status
- Active
- Practice phone
- (310) 222-2345
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Medical school graduation
- 2012
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Affiliation Data
Dr. Christopher Owden Brown practices at Harbor-UCLA Medical Center in Torrance, California
Dr. Brown's primary practice is Harbor-UCLA Medical Center, at 1000 W Carson St, Torrance, CA 90509 in Los Angeles County. The practice phone is (310) 222-2345.
- Harbor-UCLA Medical Center1000 W Carson St, Torrance, CA 90509 · Los Angeles CountyPhone(310) 222-2345
Source: Dmand AI Affiliation Data
Dr. Christopher Owden Brown is affiliated with 1 site of care and 1 medical group
Dr. Brown's primary practice is Harbor-UCLA Medical Center in Torrance, California, part of County of Los Angeles. The medical group on file is Harbor-UCLA Medical Center. Dr. Brown's employer is on file too: a hospital.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. Christopher Owden Brown's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Brown practices. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Harbor-UCLA Medical Center | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Christopher Owden Brown is one of 16,751 internists in California
Internal medicine is Dr. Brown's primary specialty in the NPI Registry, under taxonomy code 207R00000X. Dr. Brown is board certified in internal medicine by the American Board of Internal Medicine. Dr. Brown is licensed in California.
Specialties and state licenses
- Internal medicine, CaliforniaPrimary
Clinical focus
Dmand AI lists acute diabetes, sepsis and traumatic coma among the conditions Dr. Brown treats.
Internists near Dr. Brown
Counts of internists 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. Christopher Owden Brown's patients have a median age of 60
Across all payers, Dmand AI patient panel data puts Dr. Brown's median patient age at 60, with 50% women.
Dr. Brown's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 60
Patient panel by sex, all payers
- Women50%
- Men51%
Source: Dmand AI Patient Panel Data
Dr. Christopher Owden Brown wrote 668 Medicare Part D claims in 2024
In 2024, Dr. Brown wrote 668 Medicare Part D claims for 62 patients. 77% of them were for generic drugs. CMS names the drug for 389 of them, across 21 drugs with 11 or more claims each, at $52,466 in total drug cost. In 2023, CMS named 349 claims across 18 drugs.
Part D claims, 2024668
Drugs named by CMS21
Total drug cost$52,466
Part D patients62
Dr. Brown's Part D claims by kind of drug, 2024
- Generic517 claims77%
- Brand-name and other151 claims23%
Dr. Brown'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. Brown's Part D claims, 2024
- Opioids4%25 of 668 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: 3492024: 38911%
Drugs named by CMS: 21 in 2024, 18 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
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Dr. Christopher Owden Brown has 3 publications on record
Dmand AI links 3 papers to Dr. Brown, published from 2009 to 2024. The most frequent topics are COVID-19. Dr. Brown's most frequent co-authors are Manuel Diego Campa, MD, Brian Hurley, MBA, MD and Amy Jo Kennedy, MD.
Papers3
Years published2009 to 2024
Dr. Brown's papers by year, 2009 to 2024
Topics Dr. Brown writes about most
- COVID-19
Dr. Brown's most frequent co-authors
- Manuel Diego Campa, MD1 shared paper
- Brian Hurley, MBA, MD1 shared paper
- Amy Jo Kennedy, MD1 shared paper
Recent publications by Dr. Brown
Animals, Genetically ModifiedBehavior, AnimalCrosses, Genetic
See who Dr. Brown researches with
Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who Dr. Brown works with, so you can find a warm path to the right internists.
Sources: PubMed (National Library of Medicine); and Dmand AI Research Linkage
Dr. Christopher Owden Brown received $2,294 in industry payments from 2018 to 2023
CMS Open Payments shows 60 general payments to Dr. Brown from 7 drug and device companies from 2018 to 2023. Food and beverage make up the largest share, 100% of the total. Edwards Lifesciences Corporation paid the most, $1,739.
General payments to Dr. Brown by program year, 2018 to 2023
Companies that paid Dr. Brown the most, 2018 to 2023
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Christopher Owden Brown graduated from UC Irvine School of Medicine
Dr. Brown graduated from UC Irvine School of Medicine in 2012.
- Medical school
- Board certified in internal medicine
- Board certified in addiction medicine
Source: Dmand AI Professional Profile Data
Dr. Christopher Owden Brown accepts plans from 1 insurance carrier
Dr. Brown is in network with 1 carrier, including LA Care. HMO plans come from the most carriers, 1. Check the plan with the practice before a visit.
- LA Care
Plan types Dr. Brown accepts, by number of carriers
- HMO1
- Medicaid1
Source: Dmand AI Insurance Network Data
Sources for Dr. Christopher Owden Brown'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 patients and the all-payer patient panel | Dmand AI Patient Panel Data |
| 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) |
| Publications, topics and co-authors | PubMed (National Library of Medicine) (opens in a new tab)Dmand AI Research Linkage |
| 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. Christopher Owden Brown
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. Christopher Owden Brown's NPI number?
Dr. Christopher Owden Brown's NPI number is 1609123504. It was assigned on August 9, 2012, and it is active in the NPI Registry.
What kind of doctor is Dr. Christopher Owden Brown?
Dr. Christopher Owden Brown is an internist in Torrance, California. The primary specialty in the NPI Registry is Internal Medicine Physician (taxonomy code 207R00000X).
Where does Dr. Christopher Owden Brown practice?
Dr. Brown practices at 1000 W Carson St, Torrance, CA 90509. Dr. Brown's primary practice is Harbor-UCLA Medical Center in Torrance, California, part of County of Los Angeles.
What is Dr. Christopher Owden Brown's office phone number?
The practice phone on file for Dr. Brown is (310) 222-2345.
What is Dr. Christopher Owden Brown's medical license number?
Dr. Brown holds California license A126975.
Which hospitals is Dr. Christopher Owden Brown affiliated with?
Dr. Brown practices at Harbor-UCLA Medical Center in Torrance, California.
What medical group is Dr. Christopher Owden Brown part of?
Dr. Brown is linked to Harbor-UCLA Medical Center.
Is Dr. Christopher Owden Brown board certified?
Yes. Dr. Brown is board certified in internal medicine by the American Board of Internal Medicine.
Where did Dr. Christopher Owden Brown go to medical school?
Dr. Brown graduated from UC Irvine School of Medicine in 2012.
What drugs does Dr. Christopher Owden Brown prescribe most?
In 2024 Medicare Part D data, Dr. Brown's most prescribed drugs by claims were Atorvastatin Calcium, Amlodipine Besylate and Losartan Potassium.
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Has Dr. Christopher Owden Brown received payments from drug or device companies?
CMS Open Payments shows $2,294 in general payments to Dr. Brown from 7 companies from 2018 to 2023. The largest total came from Edwards Lifesciences Corporation.
How long has Dr. Christopher Owden Brown been practicing?
Dr. Brown graduated from medical school in 2012, 14 years ago.
Does Dr. Christopher Owden Brown do research?
Dmand AI links 3 publications to Dr. Brown, published from 2009 to 2024.
Who does Dr. Christopher Owden Brown publish with?
Dr. Brown's most frequent co-authors are Manuel Diego Campa, MD (1 shared paper), Brian Hurley, MBA, MD (1 shared paper) and Amy Jo Kennedy, MD (1 shared paper).
What insurance does Dr. Christopher Owden Brown accept?
Dr. Brown is in network with 1 carrier, including LA Care. HMO plans come from the most carriers, 1. Check the plan with the practice before a visit.
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