Asif R. Harsolia, M.D.
Radiation Oncology Physician · Fountain Valley, CA
Asif R. Harsolia, M.D. is a radiation oncology physician with a practice address in Fountain Valley, California, and NPI 1376565374, issued on Jul 25, 2006. Check the license (California A99453, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.
- Name
- Asif R. Harsolia
- Credential
- M.D.
- Primary taxonomy
- Radiation Oncology Physician 2085R0001X
- License numbers
- A99453 CA
35670 AZ
Self-reported in NPPES; status is on the state search - Practice location
- 18111 Brookhurst St, Fountain Valley, CA 92708
- Phone
- (714) 962-7100
- Enumerated
- Jul 25, 2006
- Record last updated
- Oct 3, 2012 (not updated in 14 years: call before relying on the address or phone)
- Medicaid ID
- 125097 AZ
- Medicare enrollment
- Enrolled (PECOS I20070921000759); accepts Medicare assignment
- Medical or professional school
- University Of Michigan Medical School, 2001
- Entity
- Type 1 · individual
8 nearest radiation oncology physician records → All 735 in California → Look up another NPI →
Also registered at 18111 Brookhurst St
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Ketan Bhakta, MDInternal Medicine Physician1669492724
- Tiffany Caragan, NURSE PRACTITIONERFamily Nurse Practitioner1144597543
- McKayla CasaliniPhysical Therapist1851263974
- Benedict Ching, DPMFoot Surgery Podiatrist1326038274
- James Darne, RNFARegistered Nurse1235886649
- Lori Debold, M.D.Pediatrics Physician1831194323
Verify Asif R. Harsolia in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMedical Board of California
Search for license A99453Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
10% more Medicare Part D claims than the average radiation oncology physician in 2024
147 Medicare Part D claims for 67 beneficiaries, against an average of 134 among the 4,851 providers of this specialty who prescribed in Part D.
Most prescribed
- Tamsulosin Hcl55 claims
- Dexamethasone19 claims
- Memantine Hcl14 claims
- Sildenafil Citrate14 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): 71.5 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).
Industry payments in 2024: $103.73
4 payments; by number, the most common kind was food and beverage; the largest payer was Novocure Inc. The 3,275 providers of this specialty with any payment received $1,897.85 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
- Memorial Radiation Oncology MedicalFountain Valley, CA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Asif R. Harsolia among 735 radiation oncology physician records in California
Asif R. Harsolia, 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 2006, is newer than 16% of them.
- NPI issued2006 · 16% of these records are older, 55% newer
- In a Medicare fileYes · 83% of these records are
- In the CMS Doctors and Clinicians fileYes · 74% of these records are
- Graduated2001 · median 2005 among the 545 with a school on file
- Record last updated2012 · 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 Fountain Valley → Radiation Oncology Physician nationwide →
The 8 radiation oncology physician records with the nearest ZIP codes
- Regiane De Andrade, M.D.Fountain Valley, CA 927081922352467
- Quoc-Anh Ho, MDFountain Valley, CA 927081063805836
- Peyman KabolizadehFountain Valley, CA 927081093941171
- Donald Karon, M.D.Fountain Valley, CA 927081982668216
- Usama Mahmood, MDFountain Valley, CA 927081386848844
- Ajmel Puthawala, M.D.Fountain Valley, CA 927081245249325
- Chu-Pei Feng, M.D.Santa Ana, CA 927051922010073
- Sharon Lee, M.D.Santa Ana, CA 927051215105432
Common questions
What is Asif R. Harsolia, M.D.'s NPI number?
Asif R. Harsolia, M.D.'s National Provider Identifier (NPI) is 1376565374, issued on Jul 25, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Asif R. Harsolia, M.D. located?
The NPPES record lists a practice address at 18111 Brookhurst St, Fountain Valley, CA, 92708. Phone: (714) 962-7100. Providers update this record themselves, so call before visiting.
How can I verify Asif R. Harsolia, M.D.'s license?
NPPES lists California license number A99453, 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 Asif R. Harsolia, M.D. prescribe under Medicare Part D?
In 2024, Asif R. Harsolia, M.D. had 147 Medicare Part D claims for 67 beneficiaries; the average among radiation oncology physician prescribers was 134. Part D covers Medicare prescriptions only.
What is Asif R. Harsolia, M.D.'s MIPS final score?
The 2023 MIPS final score is 71.5 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.