Benjamin Leong, M.D.
Family Medicine Physician · Foothill Ranch, CA
Benjamin Leong, M.D. is a family medicine physician with a practice address in Foothill Ranch, California, and NPI 1184042202, issued on Apr 4, 2014. Check the license (California A141044, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.
- Name
- Benjamin Leong
- Credential
- M.D.
- Primary taxonomy
- Family Medicine Physician 207Q00000X
- License number
- A141044 CA
Self-reported in NPPES; status is on the state search - Practice location
- 26740 Towne Centre Dr Bldg C, Foothill Ranch, CA 92610
- Phone
- (949) 588-9293
- Enumerated
- Apr 4, 2014
- Record last updated
- Dec 1, 2021 (not updated in 5 years: call before relying on the address or phone)
- Fax
- (949) 588-0409
- Medicare enrollment
- Enrolled (PECOS I20170912000786); accepts Medicare assignment
- Medical or professional school
- Tulane University School Of Medicine, 2014
- Entity
- Type 1 · individual
Also registered at 26740 Towne Centre Dr Bldg C
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Glen Barbee, MDFamily Medicine Physician1710035761
Verify Benjamin Leong in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMedical Board of California
Search for license A141044Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
92% fewer Medicare Part D claims than the average family medicine physician in 2024
279 Medicare Part D claims for 82 beneficiaries, against an average of 3,544 among the 117,163 providers of this specialty who prescribed in Part D. Brand-name drugs were 26% of claims.
Most prescribed
- Topiramate84 claims
- Ozempic67 claims
- Metformin Hcl Er61 claims
- Bupropion Hcl Sr13 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: $128.07
1 payment: food and beverage; the largest payer was Regeneron Healthcare Solutions, Inc. The 55,478 providers of this specialty with any payment received $902.55 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.
Bills Medicare through one group practice
- Southern California Permanente Medical GroupDowney, CA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
16 family medicine physician records list a practice address in Foothill Ranch
They are 16 of the 169 NPPES records with a practice address in Foothill Ranch, and 17,133 family medicine physician records in California.
All 16 in Foothill Ranch → All 17,133 in California → Every provider in Foothill Ranch →
Other family medicine physician records in California
- Omer Aba-Omer, MDSanta Monica, CA1649702093
- Michelle Ababa, MDWilmington, CA1710922513
- Anna Tzeitel Abalos, MDRoseville, CA1720200017
- Adan Abarca, MDAnaheim, CA1760553689
- Vanessa Abarca, DOVentura, CA1952040859
- Lorraine Abate, M.D.Sacramento, CA1104840008
- Robert Abatecola, MDCastro Valley, CA1669551719
- Romeo Abaya, M.D.Cottonwood, CA1598053506
- Effiem Abbah, MD, MPHSan Francisco, CA1821185133
- Khuzeman Abbasi, MDSanta Rosa, CA1841979952
Common questions
What is Benjamin Leong, M.D.'s NPI number?
Benjamin Leong, M.D.'s National Provider Identifier (NPI) is 1184042202, issued on Apr 4, 2014. An NPI identifies a provider in billing; it is not a license.
Where is Benjamin Leong, M.D. located?
The NPPES record lists a practice address at 26740 Towne Centre Dr Bldg C, Foothill Ranch, CA, 92610. Phone: (949) 588-9293. Providers update this record themselves, so call before visiting.
How can I verify Benjamin Leong, M.D.'s license?
NPPES lists California license number A141044, 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 Benjamin Leong, M.D. prescribe under Medicare Part D?
In 2024, Benjamin Leong, M.D. had 279 Medicare Part D claims for 82 beneficiaries; the average among family medicine physician prescribers was 3,544. 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.