Denis Bolton, D.O.
Diagnostic Radiology Physician · Los Alamitos, CA
Denis Bolton, D.O. is a diagnostic radiology physician with a practice address in Los Alamitos, California, and NPI 1952493876, issued on Sep 28, 2006. Check the license (California 20A7689, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.
- Name
- Denis Bolton
- Credential
- D.O.
- Primary taxonomy
- Diagnostic Radiology Physician 2085R0202X
- License number
- 20A7689 CA
Self-reported in NPPES; status is on the state search - Practice location
- 3751 Katella Ave, Los Alamitos, CA 90720
- Phone
- (714) 826-6400
- Enumerated
- Sep 28, 2006
- Entity
- Type 1 · individual
Also registered at 3751 Katella Ave
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Moustafa Aboshady, M.D.Internal Medicine Physician1003127655
- George Bozeman, MDEmergency Medicine Physician1295771285
- Kenneth Brown, MDDiagnostic Radiology Physician1437131240
- Kirsten Calder, MDEmergency Medicine Physician1952330938
- Monica Choi, MDAnesthesiology Physician1578804506
- Benjamin Cowan, MDNeuroradiology Physician1760465728
Verify Denis Bolton in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMedical Board of California
Search for license 20A7689Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS, AOA, NCCPA, AANPNot checked
The practice group's Medicare quality score for 2023: 92.6 of 100
The Merit-based Incentive Payment System score is reported for the practice group, not for one clinician alone. 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, group reporting; category weights for 2023 (qpp.cms.gov).
One hospital or facility affiliation
- Los Alamitos Radiology Group IncLos Alamitos, 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.
Diagnostic Radiology Physician providers in California
There are 4,131 diagnostic radiology physician records in California.
Other diagnostic radiology physician records in California
- Jason Aaronson, MDLos Angeles, CA1023145463
- Pablo Abbona, MDLos Angeles, CA1689856239
- Rashed AbdelaalRiverside, CA1518726090
- Ahmed Abdelhalim, MDRiverside, CA1275162927
- Fatemeh Abdollahi Mofakham, MDLos Angeles, CA1659652915
- Bennett Abe, MDVisalia, CA1184731283
- Stephen Abedon, M.D.Daly City, CA1689628687
- Richard Abello, M.D.La Jolla, CA1245205996
- Deborah Abelson, M.D.Thousand Oaks, CA1821277252
- Denise Aberle, MDLos Angeles, CA1053361501
Common questions
What is Denis Bolton, D.O.'s NPI number?
Denis Bolton, D.O.'s National Provider Identifier (NPI) is 1952493876, issued on Sep 28, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Denis Bolton, D.O. located?
The NPPES record lists a practice address at 3751 Katella Ave, Los Alamitos, CA, 90720. Phone: (714) 826-6400. Providers update this record themselves, so call before visiting.
How can I verify Denis Bolton, D.O.'s license?
NPPES lists California license number 20A7689, 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.
What is Denis Bolton, D.O.'s Medicare quality score?
The 2023 MIPS final score is 92.6 of 100, reported for the practice group. 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.