Mark S. Wagner, MD
General Practice Physician · Santa Ana, CA
Mark S. Wagner, MD is a general practice physician with a practice address in Santa Ana, California, and NPI 1700821709, issued on Jun 17, 2006. Check the license (California G42267, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.
- Name
- Mark S. Wagner
- Credential
- MD
- Primary taxonomy
- General Practice Physician 208D00000X
- License number
- G42267 CA
Self-reported in NPPES; status is on the state search - Practice location
- 515 Cabrillo Park Dr, Santa Ana, CA 92701
- Phone
- (714) 558-8038
- Enumerated
- Jun 17, 2006
- Record last updated
- Sep 1, 2015 (not updated in 11 years: call before relying on the address or phone)
- Fax
- (714) 558-6033
- Medicaid ID
- 00G422670 CA
- Entity
- Type 1 · individual
8 nearest general practice physician records → All 1,956 in California → Look up another NPI →
Also registered at 515 Cabrillo Park Dr
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Nancy HerreraCase Manager/Care Coordinator1699306415
- Bruce Lewinter, DCSports Physician Chiropractor1760584718
Verify Mark S. Wagner in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMedical Board of California
Search for license G42267Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
96% fewer Medicare Part D claims than the average general practice physician in 2024
113 Medicare Part D claims for 18 beneficiaries, against an average of 3,030 among the 8,395 providers of this specialty who prescribed in Part D. 47 claims were for opioids.
Most prescribed
- Hydrocodone-Acetaminophen30 claims
- Ibuprofen28 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.
Mark S. Wagner among 1,956 general practice physician records in California
Mark S. Wagner, MD is one of 1,956 general practice physician records with a practice address in California. 48% 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 5% of them.
- NPI issued2006 · 5% of these records are older, 66% newer
- In a Medicare fileYes · 48% of these records are
- In the CMS Doctors and Clinicians fileNo · 27% of these records are
- Record last updated2015 · 60% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 208D00000X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
General Practice Physician providers in California
There are 1,956 general practice physician records in California.
All 1,956 in California → Every provider in Santa Ana → General Practice Physician nationwide →
The 8 general practice physician records with the nearest ZIP codes
- Sergio Aguilar, DDSSanta Ana, CA 927011467566257
- Robert Balette, M.D.Santa Ana, CA 927011922271063
- David Chen, MDSanta Ana, CA 927011023016896
- Hung Chen, MDSanta Ana, CA 927011972681948
- Irmina Haq, M.D.Santa Ana, CA 927011740542612
- Ghadir Kinawy, MDSanta Ana, CA 927011497864573
- Helen Pensanti, MDSanta Ana, CA 927011659707586
- Silvia Raum, M.D.Santa Ana, CA 927011679640239
Common questions
What is Mark S. Wagner, MD's NPI number?
Mark S. Wagner, MD's National Provider Identifier (NPI) is 1700821709, issued on Jun 17, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Mark S. Wagner, MD located?
The NPPES record lists a practice address at 515 Cabrillo Park Dr, Santa Ana, CA, 92701. Phone: (714) 558-8038. Providers update this record themselves, so call before visiting.
How can I verify Mark S. Wagner, MD's license?
NPPES lists California license number G42267, 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 Mark S. Wagner, MD prescribe under Medicare Part D?
In 2024, Mark S. Wagner, MD had 113 Medicare Part D claims for 18 beneficiaries; the average among general practice physician prescribers was 3,030. 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.