Michael Xiang
Radiation Oncology Physician · Los Angeles, CA
Michael Xiang is a radiation oncology physician with a practice address in Los Angeles, California, and NPI 1477930519, issued on Apr 28, 2015. Check the license (California A144129, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.
- Name
- Michael Xiang
- Primary taxonomy
- Radiation Oncology Physician 2085R0001X
- License number
- A144129 CA
Self-reported in NPPES; status is on the state search - Practice location
- 200 Ucla Medical Plz Ste B265, Los Angeles, CA 90095
- Phone
- (310) 825-9775
- Enumerated
- Apr 28, 2015
- Record last updated
- Jan 8, 2021 (not updated in 5 years: call before relying on the address or phone)
- Fax
- (310) 794-9795
- Medicare enrollment
- Enrolled (PECOS I20200623002421); accepts Medicare assignment
- Medical or professional school
- Harvard Medical School, 2015
- Telehealth
- Offers telehealth (CMS)
- Entity
- Type 1 · individual
8 nearest radiation oncology physician records → All 735 in California → Look up another NPI →
Also registered at 200 Ucla Medical Plz Ste B265
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Jie Deng, MDPHDRadiation Oncology Physician1851889562
- Sasha Ebrahimi, MD PHDStudent in an Organized Health Care Education/Training Program1174273072
- Matthew FarrellRadiation Oncology Physician1972019552
- Jasmine Gillett, PAPhysician Assistant1003459850
- Mark Girgis, MDSurgical Oncology Physician1588826382
- Ameera Ismail, M.B., CH.B.Diagnostic Radiology Physician1124238761
Verify Michael Xiang in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMedical Board of California
Search for license A144129Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
2.0 times the Medicare Part D claims of the average radiation oncology physician in 2024
270 Medicare Part D claims for 68 beneficiaries, against an average of 134 among the 4,851 providers of this specialty who prescribed in Part D. Brand-name drugs were 15% of claims.
Most prescribed
- Tamsulosin Hcl52 claims
- Gabapentin50 claims
- Gemtesa19 claims
- Sucralfate16 claims
- Myrbetriq15 claims
- Dexamethasone11 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 practice group's MIPS final score for 2023 (Medicare payment program): 75.5 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 2 group practices
- The Regents OF The University OF CaliforniaLos Angeles, CA
- Ucla Radiology Medical GroupLos Angeles, CA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Michael Xiang among 735 radiation oncology physician records in California
Michael Xiang 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 2015, is newer than 82% of them.
- NPI issued2015 · 82% of these records are older, 16% newer
- In a Medicare fileYes · 83% of these records are
- In the CMS Doctors and Clinicians fileYes · 74% of these records are
- Graduated2015 · median 2005 among the 545 with a school on file
- Record last updated2021 · 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 Los Angeles → Radiation Oncology Physician nationwide →
The 8 radiation oncology physician records with the nearest ZIP codes
- Phillip Beron, MDLos Angeles, CA 900951083698237
- David Demanes, M.D.Los Angeles, CA 900951407914757
- Paul Duong, M.D.Los Angeles, CA 900951790750768
- Hany Elsaleh, MDLos Angeles, CA 900951639104623
- Judith Ford, MDLos Angeles, CA 900951982638565
- Sara Kim, M.D.Los Angeles, CA 900951851405278
- Christopher King, M.D.Los Angeles, CA 900951962574145
- Patrick Kupelian, MDLos Angeles, CA 900951144205881
Common questions
What is Michael Xiang's NPI number?
Michael Xiang's National Provider Identifier (NPI) is 1477930519, issued on Apr 28, 2015. An NPI identifies a provider in billing; it is not a license.
Where is Michael Xiang located?
The NPPES record lists a practice address at 200 Ucla Medical Plz Ste B265, Los Angeles, CA, 90095. Phone: (310) 825-9775. Providers update this record themselves, so call before visiting.
How can I verify Michael Xiang's license?
NPPES lists California license number A144129, 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 Michael Xiang prescribe under Medicare Part D?
In 2024, Michael Xiang had 270 Medicare Part D claims for 68 beneficiaries; the average among radiation oncology physician prescribers was 134. Part D covers Medicare prescriptions only.
What is Michael Xiang's MIPS final score?
The 2023 MIPS final score is 75.5 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.