Marshall Robert Ching, M.D.
Specialist · Oroville, CA
Marshall Robert Ching, M.D. is a specialist with a practice address in Oroville, California, and NPI 1215036835, issued on Sep 21, 2006. Check the license (California G213100, as entered in NPPES) with the California board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Marshall Robert Ching
- Credential
- M.D.
- Primary taxonomy
- Specialist 174400000X
- License number
- G213100 CA
Self-reported in NPPES; status is on the state search - Practice location
- 2809 Olive Hwy, Oroville, CA 95966
- Phone
- (530) 533-5044
- Enumerated
- Sep 21, 2006
- Record last updated
- Jul 8, 2007 (not updated in 19 years: call before relying on the address or phone)
- Fax
- (530) 533-5221
- Medicare enrollment
- Enrolled (PECOS I20040217000341); accepts Medicare assignment
- Medical or professional school
- Loma Linda University School Of Medicine, 1970
- Telehealth
- Offers telehealth (CMS)
- Entity
- Type 1 · individual
Also registered at 2809 Olive Hwy
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Marshall Robert Ching in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich California board licenses this profession
Search for license G213100Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
94% fewer Medicare Part D claims than the average specialist in 2024
85 Medicare Part D claims for 57 beneficiaries, against an average of 1,380 among the 8,233 providers of this specialty who prescribed in Part D. Brand-name drugs were 0% of claims. 56 claims were for opioids.
Most prescribed
- Hydrocodone-Acetaminophen48 claims
- Ibuprofen11 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): 73.3 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: $611,360.49
7 payments; by number, the most common kind was food and beverage; the largest payer was Medtronic, Inc. The 5,844 providers of this specialty with any payment received $4,760.79 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.
2 hospitals and group practices
- Oroville HospitalOroville, CA · Acute Care Hospitals1 of 5 stars
- Orohealth Corporation A Non Profit Healthcare SystemOroville, CA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through); hospitals matched to CMS Hospital General Information (Care Compare) (data.cms.gov). Star ratings are CMS hospital ratings, not ratings of this provider.
Specialist providers in California
There are 5,749 specialist records in California.
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Common questions
What is Marshall Robert Ching, M.D.'s NPI number?
Marshall Robert Ching, M.D.'s National Provider Identifier (NPI) is 1215036835, issued on Sep 21, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Marshall Robert Ching, M.D. located?
The NPPES record lists a practice address at 2809 Olive Hwy, Oroville, CA, 95966. Phone: (530) 533-5044. Providers update this record themselves, so call before visiting.
How can I verify Marshall Robert Ching, M.D.'s license?
NPPES lists California license number G213100, as entered by the provider. Search the California board that licenses this profession; the NPPES record confirms identity only.
How much does Marshall Robert Ching, M.D. prescribe under Medicare Part D?
In 2024, Marshall Robert Ching, M.D. had 85 Medicare Part D claims for 57 beneficiaries; the average among specialist prescribers was 1,380. Part D covers Medicare prescriptions only.
What is Marshall Robert Ching, M.D.'s MIPS final score?
The 2023 MIPS final score is 73.3 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.