Susanna Reba Gordon, M.D.
Radiation Oncology Physician · Riverside, CA
Susanna Reba Gordon, M.D. is a radiation oncology physician with a practice address in Riverside, California, and NPI 1952309056, issued on Jul 12, 2005. Check the license (California G84560, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.
- Name
- Susanna Reba Gordon
- Credential
- M.D.
- Primary taxonomy
- Radiation Oncology Physician 2085R0001X
- License numbers
- G84560 CA
49114 CO
34232 IA
Self-reported in NPPES; status is on the state search - Practice location
- 6939 Palm CT, Riverside, CA 92506
- Phone
- (951) 683-6771
- Enumerated
- Jul 12, 2005
- Record last updated
- Dec 15, 2020 (not updated in 6 years: call before relying on the address or phone)
- Medicaid ID
- 1246710 IA
- Medicare enrollment
- Enrolled (PECOS I20130802000778); accepts Medicare assignment
- Medical or professional school
- University Of California, Geffen School Of Medicine, 1993
- Entity
- Type 1 · individual
8 nearest radiation oncology physician records → All 735 in California → Look up another NPI →
Also registered at 6939 Palm CT
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Karen Cheng, M.D.Radiation Oncology Physician1316407422
- Janet Hocko, M.D.Radiation Oncology Physician1558395558
Verify Susanna Reba Gordon in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMedical Board of California
Search for license G84560Check 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 MIPS final score for 2023 (Medicare payment program): 99.1 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).
Bills Medicare through one group practice
- City OF Hope Medical FoundationUpland, CA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Susanna Reba Gordon among 735 radiation oncology physician records in California
Susanna Reba Gordon, M.D. is one of 735 radiation oncology physician records with a practice address in California. 83% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2005, is newer than 0% of them.
- NPI issued2005 · 0% of these records are older, 84% newer
- In a Medicare fileYes · 83% of these records are
- In the CMS Doctors and Clinicians fileYes · 74% of these records are
- Graduated1993 · median 2005 among the 545 with a school on file
- Record last updated2020 · 55% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 2085R0001X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Radiation Oncology Physician providers in California
There are 735 radiation oncology physician records in California.
All 735 in California → Every provider in Riverside → Radiation Oncology Physician nationwide →
The 8 radiation oncology physician records with the nearest ZIP codes
- Karen Cheng, M.D.Riverside, CA 925061316407422
- Janet Hocko, M.D.Riverside, CA 925061558395558
- Afshin Rashtian, MDRiverside, CA 925011245388289
- Brian Ronson, MDTemecula, CA 925921750364493
- Tara Washington, MDTemecula, CA 925921780621276
- Parima Daroui, M.D. PH.D.Wildomar, CA 925951629283841
- James Mason, MDWildomar, CA 925951902955818
- Jason Sun, M.D.Wildomar, CA 925951568691830
Common questions
What is Susanna Reba Gordon, M.D.'s NPI number?
Susanna Reba Gordon, M.D.'s National Provider Identifier (NPI) is 1952309056, issued on Jul 12, 2005. An NPI identifies a provider in billing; it is not a license.
Where is Susanna Reba Gordon, M.D. located?
The NPPES record lists a practice address at 6939 Palm CT, Riverside, CA, 92506. Phone: (951) 683-6771. Providers update this record themselves, so call before visiting.
How can I verify Susanna Reba Gordon, M.D.'s license?
NPPES lists California license number G84560, 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 Susanna Reba Gordon, M.D.'s MIPS final score?
The 2023 MIPS final score is 99.1 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), 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.