Agnes G. Quion, M.D.
Internal Medicine Physician · Victorville, CA
Agnes G. Quion, M.D. is an internal medicine physician with a practice address in Victorville, California, and NPI 1124141122, issued on Apr 6, 2007. Check the license (California A52515, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.
- Name
- Agnes G. Quion
- Credential
- M.D.
- Primary taxonomy
- Internal Medicine Physician 207R00000X
- License number
- A52515 CA
Self-reported in NPPES; status is on the state search - Practice location
- 12677 Hesperia RD, Victorville, CA 92395
- Phone
- (760) 951-5938
- Enumerated
- Apr 6, 2007
- Record last updated
- Oct 26, 2010 (not updated in 16 years: call before relying on the address or phone)
- Fax
- (760) 951-5948
- Medicaid ID
- 00A525150 CA
- Medicare enrollment
- Enrolled (PECOS I20090205000081); accepts Medicare assignment
- Entity
- Type 1 · individual
8 nearest internal medicine physician records → All 17,696 in California → Look up another NPI →
Also registered at 12677 Hesperia RD
A shared address usually means a shared clinic or building; it does not show who employs whom.
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- Catherine EzellPrimary Care Nurse Practitioner1144831322
- Neland Kisinger, PNPPediatric Nurse Practitioner1790917680
- Micaela Marin-Tucker, PA-CMedical Physician Assistant1922239953
- Jatin MehtaPharmacist1164972865
- Mala MehtaPharmacist1184174732
Verify Agnes G. Quion in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMedical Board of California
Search for license A52515Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
44% more Medicare Part D claims than the average internal medicine physician in 2024
4,577 Medicare Part D claims for 200 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D. Brand-name drugs were 12% of claims. 176 claims were for opioids.
Most prescribed
- Atorvastatin Calcium324 claims
- Losartan Potassium200 claims
- Gabapentin171 claims
- Amlodipine Besylate133 claims
- Albuterol Sulfate Hfa129 claims
- Hydrocodone-Acetaminophen115 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.
Agnes G. Quion among 17,696 internal medicine physician records in California
Agnes G. Quion, M.D. is one of 17,696 internal medicine physician records with a practice address in California. 79% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2007, is newer than 44% of them.
- NPI issued2007 · 44% of these records are older, 44% newer
- In a Medicare fileYes · 79% of these records are
- In the CMS Doctors and Clinicians fileYes · 63% of these records are
- Graduated1978 · median 2004 among the 11,065 with a school on file
- Record last updated2010 · 61% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207R00000X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
41 internal medicine physician records list a practice address in Victorville
They are 41 of the 2,584 NPPES records with a practice address in Victorville, and 17,696 internal medicine physician records in California.
All 17,696 in California → Every provider in Victorville → Internal Medicine Physician nationwide →
The 8 internal medicine physician records with the nearest ZIP codes
- Michio Abe, MDVictorville, CA 923951285669671
- Zoheir El-Hajjaoui, M.D.Victorville, CA 923951831199058
- Nigar Enayat, M.D.Victorville, CA 923951407821887
- Abdul Enayat, M.D.Victorville, CA 923951255372181
- Trang Lam, MDVictorville, CA 923951891718565
- Roger Moushabek, M.D.Victorville, CA 923951073541157
- Thein Oo, MDVictorville, CA 923951467404897
- Sonia Panjwani, M.D.Victorville, CA 923951316978075
Common questions
What is Agnes G. Quion, M.D.'s NPI number?
Agnes G. Quion, M.D.'s National Provider Identifier (NPI) is 1124141122, issued on Apr 6, 2007. An NPI identifies a provider in billing; it is not a license.
Where is Agnes G. Quion, M.D. located?
The NPPES record lists a practice address at 12677 Hesperia RD, Victorville, CA, 92395. Phone: (760) 951-5938. Providers update this record themselves, so call before visiting.
How can I verify Agnes G. Quion, M.D.'s license?
NPPES lists California license number A52515, 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 Agnes G. Quion, M.D. prescribe under Medicare Part D?
In 2024, Agnes G. Quion, M.D. had 4,577 Medicare Part D claims for 200 beneficiaries; the average among internal medicine physician prescribers was 3,176. Part D covers Medicare prescriptions only.
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.