Mark Mueller, MD
Internal Medicine Physician · Murrieta, CA
Mark Mueller, MD is an internal medicine physician with a practice address in Murrieta, California, and NPI 1083607295, issued on Aug 24, 2005. Check the license on the Medical Board of California; the Medicare figures below come from public CMS files.
- Name
- Mark Mueller
- Credential
- MD
- Primary taxonomy
- Internal Medicine Physician 207R00000X
- License numbers
- 17998 NV
MD00029384 WA
Self-reported in NPPES; status is on the state search - Practice location
- 41011 California Oaks RD Ste 103, Murrieta, CA 92562
- Phone
- (951) 676-4193
- Enumerated
- Aug 24, 2005
- Entity
- Type 1 · individual
Also registered at 41011 California Oaks RD Ste 103
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Todd Baca, FNP-CFamily Nurse Practitioner1720763451
- Connie Cordrey, PA-CPhysician Assistant1265934590
- Charles Fraley, D.O.Family Medicine Physician1184892135
- Audrey Joyner, FNP-CFamily Nurse Practitioner1811750227
- Susan Lee, PAPhysician Assistant1578238507
- Rome Walter, D.O.Family Medicine Physician1982804365
Verify Mark Mueller in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMedical Board of CaliforniaCheck the board
- 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS, AOA, NCCPA, AANPNot checked
15% fewer Medicare Part D claims than the average internal medicine physician in 2024
2,696 Medicare Part D claims for 402 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D. Brand-name drugs were 14% of claims.
Most prescribed
- Atorvastatin Calcium226 claims
- Levothyroxine Sodium154 claims
- Lisinopril113 claims
- Amlodipine Besylate109 claims
- Omeprazole94 claims
- Metformin Hcl89 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.
Industry payments in 2024: $132.50
7 payments, mostly food and beverage; the largest payer was GlaxoSmithKline, LLC. The 50,334 providers of this specialty with any payment received $1,303.06 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
- Pershing General HospitalLovelock, NV · Critical Access Hospitals
- Rancho Family Medical Group IncMurrieta, 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.
41 internal medicine physician records list a practice address in Murrieta
They are 41 of the 2,999 NPPES records with a practice address in Murrieta, and 17,696 internal medicine physician records in California.
All 41 in Murrieta → All 17,696 in California → Every provider in Murrieta →
Other internal medicine physician records in California
- Jacob Aaron, MDSan Francisco, CA1407202518
- Alistair Aaronson, MDStanford, CA1457628760
- Jose Abad., MDSacramento, CA1144607219
- Donna Abare, MDOakland, CA1386722155
- Marce AbareScotts Valley, CA1457744708
- Samuel Abarte, M.D.Chula Vista, CA1578535498
- Alexander Abary, MDLong Beach, CA1104995919
- Luba Abascal, MDSan Francisco, CA1023180874
- Michael Abate, MDSacramento, CA1548248131
- Wali Abawi, D.O.Joshua Tree, CA1104362268
Common questions
What is Mark Mueller, MD's NPI number?
Mark Mueller, MD's National Provider Identifier (NPI) is 1083607295, issued on Aug 24, 2005. An NPI identifies a provider in billing; it is not a license.
Where is Mark Mueller, MD located?
The NPPES record lists a practice address at 41011 California Oaks RD Ste 103, Murrieta, CA, 92562. Phone: (951) 676-4193. Providers update this record themselves, so call before visiting.
How can I verify Mark Mueller, MD's license?
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 Mark Mueller, MD prescribe under Medicare Part D?
In 2024, Mark Mueller, MD had 2,696 Medicare Part D claims for 402 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), loaded Aug 27, 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) 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 27, 2026.