Mark Edward Adlard, M.D.
Family Medicine Physician · Rancho Santa Margarita, CA
Mark Edward Adlard, M.D. is a family medicine physician with a practice address in Rancho Santa Margarita, California, and NPI 1346265766, issued on Jul 13, 2006. Check the license (California G64159, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.
- Name
- Mark Edward Adlard
- Credential
- M.D.
- Primary taxonomy
- Family Medicine Physician 207Q00000X
- License number
- G64159 CA
Self-reported in NPPES; status is on the state search - Practice location
- 22342 Avenida Empresa, Rancho Santa Margarita, CA 92688
- Phone
- (949) 858-7001
- Enumerated
- Jul 13, 2006
- Record last updated
- Oct 13, 2010 (not updated in 16 years: call before relying on the address or phone)
- Fax
- (949) 858-3826
- Medicare enrollment
- Enrolled (PECOS I20110324000936); accepts Medicare assignment
- Medical or professional school
- Chicago College Of Medicine And Surgery, 1987
- Entity
- Type 1 · individual
8 nearest family medicine physician records → All 17,133 in California → Look up another NPI →
Also registered at 22342 Avenida Empresa
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Mark Edward Adlard in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMedical Board of California
Search for license G64159Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
9% fewer Medicare Part D claims than the average family medicine physician in 2024
3,228 Medicare Part D claims for 324 beneficiaries, against an average of 3,544 among the 117,163 providers of this specialty who prescribed in Part D.
Most prescribed
- Atorvastatin Calcium250 claims
- Amlodipine Besylate249 claims
- Rosuvastatin Calcium204 claims
- Losartan Potassium169 claims
- Metoprolol Succinate129 claims
- Losartan-Hydrochlorothiazide115 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): 15.5 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).
Mark Edward Adlard among 17,133 family medicine physician records in California
Mark Edward Adlard, M.D. is one of 17,133 family medicine physician records with a practice address in California. 81% 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 6% of them.
- NPI issued2006 · 6% of these records are older, 59% newer
- In a Medicare fileYes · 81% of these records are
- In the CMS Doctors and Clinicians fileYes · 62% of these records are
- Graduated1987 · median 2005 among the 10,652 with a school on file
- Record last updated2010 · 58% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207Q00000X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
14 family medicine physician records list a practice address in Rancho Santa Margarita
They are 14 of the 479 NPPES records with a practice address in Rancho Santa Margarita, and 17,133 family medicine physician records in California.
All 17,133 in California → Every provider in Rancho Santa Margarita → Family Medicine Physician nationwide →
The 8 family medicine physician records with the nearest ZIP codes
- Natalia Bilan, MDRancho Santa Margarita, CA 926881376644377
- Mark Cianciola, MDRancho Santa Margarita, CA 926881750371035
- Eriel Datuin, MDRancho Santa Margarita, CA 926881487230249
- Peter Desilva, MDRancho Santa Margarita, CA 926881316045636
- Alexa Desilva, PA-CRancho Santa Margarita, CA 926881023630753
- John Foley, MDRancho Santa Margarita, CA 926881699235515
- Huy Huynh, DORancho Santa Margarita, CA 926881851975866
- Kenneth Kazenelson, M.D.Rancho Santa Margarita, CA 926881275539637
Common questions
What is Mark Edward Adlard, M.D.'s NPI number?
Mark Edward Adlard, M.D.'s National Provider Identifier (NPI) is 1346265766, issued on Jul 13, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Mark Edward Adlard, M.D. located?
The NPPES record lists a practice address at 22342 Avenida Empresa, Rancho Santa Margarita, CA, 92688. Phone: (949) 858-7001. Providers update this record themselves, so call before visiting.
How can I verify Mark Edward Adlard, M.D.'s license?
NPPES lists California license number G64159, 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 Edward Adlard, M.D. prescribe under Medicare Part D?
In 2024, Mark Edward Adlard, M.D. had 3,228 Medicare Part D claims for 324 beneficiaries; the average among family medicine physician prescribers was 3,544. Part D covers Medicare prescriptions only.
What is Mark Edward Adlard, M.D.'s MIPS final score?
The 2023 MIPS final score is 15.5 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.