Arthritis, RheumatoidInterleukin-1betaLeukocytes, Mononuclear
Dr. Keith K. Colburn, MD
NPI1477570869PAC ID9830261189
- Medicare services, 2020
- 18
- Part D claims, 2024
- 2,788
- Publications
- 19
- Hospital affiliations
- 1
- Industry payments
- $15,522
- Practice address
- 21844 Cactus Ave, March Air Reserve Base, CA 92518
- Practice phone
- Call (951) 672-1866
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Southland Arthrites and Osteoporosis Medical Center Inc
March Air Reserve Base, California
Find Dr. Colburn's professional email, personal email and mobile number
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Dr. Keith K. Colburn is a rheumatologist in March Air Reserve Base, California
Dr. Colburn practices at Southland Arthrites and Osteoporosis Medical Center Inc in March Air Reserve Base, California.
Dr. Colburn's NPI, 1477570869, was assigned on July 16, 2006. Dr. Colburn graduated from Loma Linda University School Of Medicine in 1970. Dr. Colburn holds California license G20763.
NPI and contact details
- NPI
- 1477570869NPI Registry (opens in a new tab)
- Medicare PAC ID
- 9830261189
- NPI enumeration date
- July 16, 2006
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
- Practice phone
- (951) 672-1866
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 82
- Medical school graduation
- 1970
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Practice Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Keith K. Colburn practices at Southland Arthrites and Osteoporosis Medical Center Inc in March Air Reserve Base, California
Dr. Colburn's primary practice is Southland Arthrites and Osteoporosis Medical Center Inc, at 21844 Cactus Ave, March Air Reserve Base, CA 92518 in Riverside County. The practice phone is (951) 672-1866.
- Southland Arthrites and Osteoporosis Medical Center Inc21844 Cactus Ave, March Air Reserve Base, CA 92518 · Riverside CountyPhone(951) 672-1866
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
Dr. Keith K. Colburn is affiliated with 3 sites of care and 1 medical group
Dr. Colburn's primary practice is Southland Arthrites and Osteoporosis Medical Center Inc in March Air Reserve Base, California. Dr. Colburn is also affiliated with Loma Linda University Medical Center. The medical group on file is Southland Arthritis & Osteoporosis Center. Dmand AI also links Dr. Colburn to 1 more group practice or clinic, named with a free account.
Southland Arthrites and Osteoporosis Medical Center IncPrimary
Sources: NPPES NPI Registry (CMS); Dmand AI Practice Data; and Dmand AI Affiliation Data
Dmand AI tracks the EHR system at Dr. Keith K. Colburn's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Colburn practices, 2 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Southland Arthrites and Osteoporosis Medical Center Inc | Available with a free account |
| +2 more affiliated sites | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Keith K. Colburn is one of 821 rheumatologists in California
Rheumatology is Dr. Colburn's primary specialty in the NPI Registry, under taxonomy code 207RR0500X. Dr. Colburn is board certified in internal medicine by the American Board of Internal Medicine. Dr. Colburn is licensed in California.
Specialties and state licenses
- Rheumatology, CaliforniaPrimary
Rheumatologists near Dr. Colburn
Counts of rheumatologists 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. Keith K. Colburn billed Medicare for 18 services in 2020
CMS data shows 18 Medicare services from Dr. Colburn across 1 procedure code in 2020, all of them office visits. Medicare paid $1,261 for them. Every service was in an office.
Medicare services, 202018
Paid by Medicare$1,261
Procedure codes1
Dr. Colburn's Medicare services by type, 2019 to 2020
- 2019
- 2020
- Office and hospital visits
- 2019: 432020: 1858%
Dr. Colburn compared with the California median for rheumatologists, 2020
- Dr. Colburn
- California median
- Medicare services
- 18vs 90098% below
- Part D claims
- 2,505vs 9622.6 times
Medians across 773 rheumatologists in California with Dmand AI profiles that report each measure.
Dr. Colburn's most billed Medicare procedure codes, 2020
CMS publishes codes billed for 11 or more Medicare patients. Each label is the code family; CPT descriptions are licensed by the AMA.
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Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Keith K. Colburn's patients have a median age of 60
Across all payers, Dmand AI patient panel data puts Dr. Colburn's median patient age at 60, with 83% women.
Dr. Colburn'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
- Women83%
- Men15%
Source: Dmand AI Patient Panel Data
Dr. Keith K. Colburn wrote 2,788 Medicare Part D claims in 2024
In 2024, Dr. Colburn wrote 2,788 Medicare Part D claims for 290 patients. 85% of them were for generic drugs. CMS names the drug for 2,505 of them, across 49 drugs with 11 or more claims each, at $1,861,379 in total drug cost. In 2023, CMS named 2,450 claims across 45 drugs.
Part D claims, 20242,788
Drugs named by CMS49
Total drug cost$1.9M
Part D patients290
Dr. Colburn's Part D claims by kind of drug, 2024
- Generic2,357 claims85%
- Brand-name and other431 claims15%
Dr. Colburn'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. Colburn's Part D claims, 2024
- Opioids4%115 of 2,788 claims
- Antibiotics1%24 of 2,788 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: 2,4502024: 2,5052%
Drugs named by CMS: 49 in 2024, 45 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
Dr. Keith K. Colburn offers telehealth to Medicare patients
Dr. Colburn accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS lists Dr. Colburn as offering telehealth.
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
Source: Doctors and Clinicians National Downloadable File (CMS)
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Dr. Keith K. Colburn has 19 publications on record
Dmand AI links 19 papers to Dr. Colburn, published from 2010 to 2015. 2015 was the busiest year, with 2. The most frequent topics are Immunoglobulin G, Antibodies, Antinuclear and Arthritis, Rheumatoid. Dr. Colburn has published most often in J Rheumatol. Dr. Colburn's most frequent co-authors are Andrew Lun Wong, MD, Sheri Wen Hsu, MD and Dean T. Noritake, MD.
Papers19
Years published2010 to 2015
Dr. Colburn's papers by year, 2010 to 2015
Topics Dr. Colburn writes about most
- Immunoglobulin G
- Antibodies, Antinuclear
- Arthritis, Rheumatoid
- Autoantibodies
- Lupus Erythematosus, Systemic
- Antibodies, Anti-Idiotypic
- Connective Tissue Diseases
- Guanosine
Dr. Colburn's most frequent co-authors
- Andrew Lun Wong, MD4 shared papers
- Sheri Wen Hsu, MD3 shared papers
- Dean T. Noritake, MD3 shared papers
Recent publications by Dr. Colburn
Alternative SplicingArthritis, RheumatoidFibroblasts
See who Dr. Colburn researches with
Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who Dr. Colburn works with, so you can find a warm path to the right rheumatologists.
Sources: PubMed (National Library of Medicine); and Dmand AI Research Linkage
Dr. Keith K. Colburn received $15,522 in industry payments from 2016 to 2025
CMS Open Payments shows 838 general payments to Dr. Colburn from 33 drug and device companies from 2016 to 2025. Food and beverage make up the largest share, 98% of the total. Abbvie Inc. paid the most, $3,952.
General payments to Dr. Colburn by program year, 2016 to 2025
General payments to Dr. Colburn by kind, 2016 to 2025
$15.5Kin total
- Food and beverage$15,16598%
- Education$3572%
Companies that paid Dr. Colburn 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. Keith K. Colburn has 2 awards and honors on record
Dmand AI lists 2 awards for Dr. Colburn, most recently ACR Fellow in 2013.
Awards and honors for Dr. Colburn
- 2013
- ACR Fellow
- Undated
- CMS Stage 1 EHR
Source: Dmand AI Professional Profile Data
Dr. Keith K. Colburn graduated from Loma Linda University School Of Medicine
Dr. Colburn graduated from Loma Linda University School Of Medicine in 1970. Dr. Colburn is a member of ACR.
- Medical school
- Board certified in internal medicine
- Board certified in rheumatology
Source: Dmand AI Professional Profile Data
Dr. Keith K. Colburn accepts plans from 8 insurance carriers
Dr. Colburn is in network with 8 carriers, including Blue Cross Blue Shield of Michigan, Aetna and Blue Cross Blue Shield of Massachusetts. Medicare plans come from the most carriers, 6. Check the plan with the practice before a visit.
- Blue Cross Blue Shield of Michigan
- Aetna
- Blue Cross Blue Shield of Massachusetts
- HCSC
- Molina
- Regence Health Plans
- Elevance
- Humana
Plan types Dr. Colburn accepts, by number of carriers
- Medicare6
- PPO5
- HMO4
- POS2
Source: Dmand AI Insurance Network Data
Sources for Dr. Keith K. Colburn'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 | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Practice Data |
| Primary practice, affiliations and health system | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Practice DataDmand AI Affiliation 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 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) |
| MIPS scores, telehealth, assignment and procedure percentiles | Doctors and Clinicians National Downloadable File (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) |
| Awards and committee roles | Dmand AI Professional Profile Data |
| 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. Keith K. Colburn
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. Keith K. Colburn's NPI number?
Dr. Keith K. Colburn's NPI number is 1477570869. It was assigned on July 16, 2006, and it is active in the NPI Registry.
What kind of doctor is Dr. Keith K. Colburn?
Dr. Keith K. Colburn is a rheumatologist in March Air Reserve Base, California. The primary specialty in the NPI Registry is Rheumatology Physician (taxonomy code 207RR0500X).
Where does Dr. Keith K. Colburn practice?
Dr. Colburn practices at 21844 Cactus Ave, March Air Reserve Base, CA 92518. Dr. Colburn's primary practice is Southland Arthrites and Osteoporosis Medical Center Inc in March Air Reserve Base, California. Dmand AI also links Dr. Colburn to 1 group practice or clinic.
What is Dr. Keith K. Colburn's office phone number?
The practice phone on file for Dr. Colburn is (951) 672-1866.
What is Dr. Keith K. Colburn's medical license number?
Dr. Colburn holds California license G20763.
Which hospitals is Dr. Keith K. Colburn affiliated with?
Dr. Colburn is affiliated with Loma Linda University Medical Center.
What medical group is Dr. Keith K. Colburn part of?
Dr. Colburn is linked to Southland Arthritis & Osteoporosis Center.
Does Dr. Keith K. Colburn accept Medicare?
Yes. CMS data shows Dr. Colburn billed Medicare for 18 services in 2020, and Dr. Colburn accepts Medicare assignment.
Does Dr. Keith K. Colburn offer telehealth?
Yes. The CMS Doctors and Clinicians file lists Dr. Colburn as offering telehealth services.
Is Dr. Keith K. Colburn board certified?
Yes. Dr. Colburn is board certified in internal medicine by the American Board of Internal Medicine.
Show 8 more questionsShow fewer questions
What services does Dr. Keith K. Colburn bill to Medicare?
In 2020, Dr. Colburn's most billed Medicare services were office visit, established patient (99214).
Where did Dr. Keith K. Colburn go to medical school?
Dr. Colburn graduated from Loma Linda University School Of Medicine in 1970.
What drugs does Dr. Keith K. Colburn prescribe most?
In 2024 Medicare Part D data, Dr. Colburn's most prescribed drugs by claims were Hydroxychloroquine Sulfate, Duloxetine HCl and Cyclobenzaprine HCl.
Has Dr. Keith K. Colburn received payments from drug or device companies?
CMS Open Payments shows $15,522 in general payments to Dr. Colburn from 33 companies from 2016 to 2025. The largest total came from Abbvie Inc.
How long has Dr. Keith K. Colburn been practicing?
Dr. Colburn graduated from medical school in 1970, 56 years ago.
Does Dr. Keith K. Colburn do research?
Dmand AI links 19 publications to Dr. Colburn, published from 2010 to 2015.
Who does Dr. Keith K. Colburn publish with?
Dr. Colburn's most frequent co-authors are Andrew Lun Wong, MD (4 shared papers), Sheri Wen Hsu, MD (3 shared papers) and Dean T. Noritake, MD (3 shared papers).
What insurance does Dr. Keith K. Colburn accept?
Dr. Colburn is in network with 8 carriers, including Blue Cross Blue Shield of Michigan, Aetna and Blue Cross Blue Shield of Massachusetts. Medicare plans come from the most carriers, 6. Check the plan with the practice before a visit.
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