James Bredenkamp, MD
Specialist · Mission Viejo, CA
James Bredenkamp, MD is a specialist with a practice address in Mission Viejo, California, and NPI 1023047586, issued on Jun 30, 2006. Check the license (California G58370, as entered in NPPES) with the California board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- James Bredenkamp
- Credential
- MD
- Primary taxonomy
- Specialist 174400000X
- License number
- G58370 CA
Self-reported in NPPES; status is on the state search - Practice location
- 26726 Crown Valley Pkwy, Mission Viejo, CA 92691
- Phone
- (949) 364-4361
- Enumerated
- Jun 30, 2006
- Entity
- Type 1 · individual
Also registered at 26726 Crown Valley Pkwy
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify James Bredenkamp in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich California board licenses this profession
Search for license G58370Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS, AOA, NCCPA, AANPNot checked
90% fewer Medicare Part D claims than the average specialist in 2024
153 Medicare Part D claims for 74 beneficiaries, against an average of 1,524 among the 12,477 providers of this specialty who prescribed in Part D. Brand-name drugs were 11% of claims.
Most prescribed
- Methylprednisolone18 claims
- Ciprofloxacin-Dexamethasone16 claims
- Amoxicillin-Clavulanate Potass15 claims
- Azelastine Hcl14 claims
- Fluocinolone Acetonide Oil12 claims
- Fluticasone Propionate11 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.
The Medicare quality score for 2023: 91 of 100
The Merit-based Incentive Payment System score is reported for this clinician. Four categories are weighted into the final score; the average among 454,083 clinicians with a measured score was 83.5.
Source: CMS Quality Payment Program, MIPS performance year 2023; category weights for 2023 (qpp.cms.gov).
Industry payments in 2024: $49.24
1 payment, mostly food and beverage; the largest payer was Baxter Healthcare. The 9,482 providers of this specialty with any payment received $4,756.65 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.
One hospital or facility affiliation
- Head And Neck Associates OF Orange County AN IncorprateMission Viejo, CA
Source: CMS Doctors and Clinicians affiliations; Hospital General Information (Care Compare) (data.cms.gov). Star ratings are CMS hospital ratings, not ratings of this provider.
Specialist providers in California
There are 6,640 specialist records in California.
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Common questions
What is James Bredenkamp, MD's NPI number?
James Bredenkamp, MD's National Provider Identifier (NPI) is 1023047586, issued on Jun 30, 2006. An NPI identifies a provider in billing; it is not a license.
Where is James Bredenkamp, MD located?
The NPPES record lists a practice address at 26726 Crown Valley Pkwy, Mission Viejo, CA, 92691. Phone: (949) 364-4361. Providers update this record themselves, so call before visiting.
How can I verify James Bredenkamp, MD's license?
NPPES lists California license number G58370, as entered by the provider. Search the California board that licenses this profession; the NPPES record confirms identity only.
How much does James Bredenkamp, MD prescribe under Medicare Part D?
In 2024, James Bredenkamp, MD had 153 Medicare Part D claims for 74 beneficiaries; the average among specialist prescribers was 1,524. Part D covers Medicare prescriptions only.
What is James Bredenkamp, MD's Medicare quality score?
The 2023 MIPS final score is 91 of 100. The average among 454,083 clinicians with a measured score was 83.5.
Source: CMS National Plan and Provider Enumeration System (NPPES), loaded Aug 27, 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.
Every figure on PlainDoctor is rendered directly from the federal CMS NPPES registry, Medicare Part D, MIPS, and Open Payments records, no number is typed in by an editor. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 27, 2026.