Parminder Singh Sidhu, MD
Medical Oncology Physician · Merced, CA
Parminder Singh Sidhu, MD is a medical oncology physician with a practice address in Merced, California, and NPI 1164663878, issued on Mar 11, 2009. Check the license (California A112751, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.
- Name
- Parminder Singh Sidhu
- Credential
- MD
- Primary taxonomy
- Medical Oncology Physician 207RX0202X
- License number
- A112751 CA
Self-reported in NPPES; status is on the state search - Practice location
- 333 Mercy Ave, Merced, CA 95340
- Phone
- (209) 564-5000
- Enumerated
- Mar 11, 2009
- Record last updated
- Apr 19, 2021 (not updated in 5 years: call before relying on the address or phone)
- Medicare enrollment
- Enrolled (PECOS I20120618000313); accepts Medicare assignment
- Entity
- Type 1 · individual
8 nearest medical oncology physician records → All 447 in California → Look up another NPI →
Also registered at 333 Mercy Ave
A shared address usually means a shared clinic or building; it does not show who employs whom.
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- Ma Lovely Batasin, DOEmergency Medicine Physician1023579000
- Ashley Brauchler, PA-CPhysician Assistant1578301396
Verify Parminder Singh Sidhu in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMedical Board of California
Search for license A112751Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
2.8 times the Medicare Part D claims of the average medical oncology physician in 2024
1,939 Medicare Part D claims for 286 beneficiaries, against an average of 703 among the 4,230 providers of this specialty who prescribed in Part D. 268 claims were for opioids.
Most prescribed
- Omeprazole172 claims
- Hydrocodone-Acetaminophen143 claims
- Letrozole117 claims
- Prochlorperazine Maleate112 claims
- Ondansetron Odt106 claims
- Anastrozole77 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 MIPS final score for 2023 (Medicare payment program): 66.7 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: $14.81
1 payment: food and beverage; the largest payer was Dendreon Pharmaceuticals LLC. The 3,343 providers of this specialty with any payment received $11,773.47 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
- Parminder S Sidhu Medical CorporationMerced, CA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Parminder Singh Sidhu among 447 medical oncology physician records in California
Parminder Singh Sidhu, MD is one of 447 medical oncology physician records with a practice address in California. 82% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2009, is newer than 62% of them.
- NPI issued2009 · 62% of these records are older, 35% newer
- In a Medicare fileYes · 82% of these records are
- In the CMS Doctors and Clinicians fileYes · 70% of these records are
- Graduated2001 · median 2004 among the 312 with a school on file
- Record last updated2021 · 41% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207RX0202X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Medical Oncology Physician providers in California
There are 447 medical oncology physician records in California.
All 447 in California → Every provider in Merced → Medical Oncology Physician nationwide →
The 8 medical oncology physician records with the nearest ZIP codes
- Ming Zhou, MDModesto, CA 953551619933850
- Sara Keck, MDSanta Rosa, CA 954031770743312
- Wes Lee, M.D.Santa Rosa, CA 954031376633149
- Fan Zhang, MDSanta Rosa, CA 954031619051695
- Hely Shah, M.D.Ukiah, CA 954821912770660
- Christopher Williams, M.D.Eureka, CA 955011588899363
- Rajeshwari Ayyar, MDSan Jose, CA 951241871670703
- Teja Bedi, MDSan Jose, CA 951241871777573
Common questions
What is Parminder Singh Sidhu, MD's NPI number?
Parminder Singh Sidhu, MD's National Provider Identifier (NPI) is 1164663878, issued on Mar 11, 2009. An NPI identifies a provider in billing; it is not a license.
Where is Parminder Singh Sidhu, MD located?
The NPPES record lists a practice address at 333 Mercy Ave, Merced, CA, 95340. Phone: (209) 564-5000. Providers update this record themselves, so call before visiting.
How can I verify Parminder Singh Sidhu, MD's license?
NPPES lists California license number A112751, 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 Parminder Singh Sidhu, MD prescribe under Medicare Part D?
In 2024, Parminder Singh Sidhu, MD had 1,939 Medicare Part D claims for 286 beneficiaries; the average among medical oncology physician prescribers was 703. Part D covers Medicare prescriptions only.
What is Parminder Singh Sidhu, MD's MIPS final score?
The 2023 MIPS final score is 66.7 of 100. 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.