Bradley T. Andersen, M.D.
Rheumatology Physician · Riverside, CA
Bradley T. Andersen, M.D. is a rheumatology physician with a practice address in Riverside, California, and NPI 1528018470, issued on May 11, 2006. Check the license (California A89184, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.
- Name
- Bradley T. Andersen
- Credential
- M.D.
- Primary taxonomy
- Rheumatology Physician 207RR0500X
- License number
- A89184 CA
Self-reported in NPPES; status is on the state search - Practice location
- 6405 Day St, Riverside, CA 92507
- Phone
- (951) 697-5615
- Enumerated
- May 11, 2006
- Record last updated
- Apr 10, 2025
- Fax
- (951) 697-5687
- Medicare enrollment
- Enrolled (PECOS I20060721000228); accepts Medicare assignment
- Medical or professional school
- Loma Linda University School Of Medicine, 2003
- Telehealth
- Offers telehealth (CMS)
- Entity
- Type 1 · individual
8 nearest rheumatology physician records → All 926 in California → Look up another NPI →
Also registered at 6405 Day St
A shared address usually means a shared clinic or building; it does not show who employs whom.
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- Amy Delaney, M.D.Dermatology Physician1033371844
Verify Bradley T. Andersen in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMedical Board of California
Search for license A89184Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
2.8 times the Medicare Part D claims of the average rheumatology physician in 2024
5,495 Medicare Part D claims for 760 beneficiaries, against an average of 1,978 among the 6,301 providers of this specialty who prescribed in Part D. Brand-name drugs were 11% of claims. 377 claims were for opioids.
Most prescribed
- Hydroxychloroquine Sulfate505 claims
- Methotrexate468 claims
- Prednisone423 claims
- Diclofenac Sodium327 claims
- Gabapentin268 claims
- Meloxicam260 claims
Source: CMS Medicare Part D Prescribers by Provider and Drug, 2024 (data.cms.gov). Part D covers prescriptions for Medicare patients only; drugs with fewer than 11 claims are not published.
Industry payments in 2024: $445.95
14 payments; by number, the most common kind was food and beverage; the largest payer was Abbvie Inc. The 4,486 providers of this specialty with any payment received $8,538.33 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.
Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.
Bills Medicare through one group practice
- Riverside Medical Clinic IncRiverside, CA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Bradley T. Andersen among 926 rheumatology physician records in California
Bradley T. Andersen, M.D. is one of 926 rheumatology physician records with a practice address in California. 81% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2006, is newer than 6% of them.
- NPI issued2006 · 6% of these records are older, 55% newer
- In a Medicare fileYes · 81% of these records are
- In the CMS Doctors and Clinicians fileYes · 69% of these records are
- Graduated2003 · median 2003 among the 641 with a school on file
- Record last updated2025 · 62% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207RR0500X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Rheumatology Physician providers in California
There are 926 rheumatology physician records in California.
All 926 in California → Every provider in Riverside → Rheumatology Physician nationwide →
The 8 rheumatology physician records with the nearest ZIP codes
- Andre Babajanians, MDRiverside, CA 925061255311676
- Asbat Hasan, MDRiverside, CA 925061215499256
- Nayef Kazzaz, M.DRiverside, CA 925061316234693
- Linda Lazar, DORiverside, CA 925061184999559
- Amy Chang, MDRiverside, CA 925051255490827
- Al Franco, M.D.Riverside, CA 925051528128535
- David Lee, MDRiverside, CA 925051477602886
- Andrew Nguyen, MDRiverside, CA 925051366590291
Common questions
What is Bradley T. Andersen, M.D.'s NPI number?
Bradley T. Andersen, M.D.'s National Provider Identifier (NPI) is 1528018470, issued on May 11, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Bradley T. Andersen, M.D. located?
The NPPES record lists a practice address at 6405 Day St, Riverside, CA, 92507. Phone: (951) 697-5615. Providers update this record themselves, so call before visiting.
How can I verify Bradley T. Andersen, M.D.'s license?
NPPES lists California license number A89184, as entered by the provider. Search the Medical Board of California at https://www.mbc.ca.gov/License-Verification/default.aspx. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does Bradley T. Andersen, M.D. prescribe under Medicare Part D?
In 2024, Bradley T. Andersen, M.D. had 5,495 Medicare Part D claims for 760 beneficiaries; the average among rheumatology physician prescribers was 1,978. Part D covers Medicare prescriptions only.
Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. Medicare files from data.cms.gov. An NPI identifies who bills; it is not a license.
Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments; the HHS-OIG exclusion list only as counts) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 9, 2026.