NPPES file of Aug 9, 2026

Eric Olson Benner, M.D.

Internal Medicine Physician · Mission Viejo, CA

Eric Olson Benner, M.D. is an internal medicine physician with a practice address in Mission Viejo, California, and NPI 1063648343, issued on Jun 1, 2009. Check the license (California A107675, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.

Record from CMS NPPES, file of Aug 9, 2026 · Medicare files 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1063648343
Name
Eric Olson Benner
Credential
M.D.
Primary taxonomy
Internal Medicine Physician 207R00000X
License number
A107675 CA
Self-reported in NPPES; status is on the state search
Practice location
26800 Crown Valley Pkwy Ste 315, Mission Viejo, CA 92691
Phone
(949) 364-6000
Enumerated
Jun 1, 2009
Record last updated
Oct 15, 2021 (not updated in 5 years: call before relying on the address or phone)
Fax
(949) 364-1204
Medicare enrollment
Enrolled (PECOS I20100922000534); accepts Medicare assignment
Medical or professional school
Medical College Of Ohio, 2007
Telehealth
Offers telehealth (CMS)
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). Enrollment, assignment, school and telehealth: CMS Doctors and Clinicians file, Aug 2026. A record is not a license: verify it with the state board.
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Also registered at 26800 Crown Valley Pkwy Ste 315

A shared address usually means a shared clinic or building; it does not show who employs whom.

  1. Ajit Ahluwalia, MD, MHAHospitalist Physician1548465156
  2. Rana Lee, PA-CPhysician Assistant1154090645
  3. Joe Nguyen, M.D.Internal Medicine Physician1740361187
  4. Maria Savitt, MDInternal Medicine Physician1982603718

Verify Eric Olson Benner in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMedical Board of California
    Search for license A107675
    Check the board
  3. 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
  4. 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
  5. 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Open the California license search

PlainDoctor does not match the HHS-OIG exclusion list to individual records: most entries carry no NPI. Search the OIG exclusion list by name.

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4.1 times the Medicare Part D claims of the average internal medicine physician in 2024

13,127 Medicare Part D claims for 1,042 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D. Brand-name drugs were 9% of claims. 288 claims were for opioids.

  1. Eric Benner13,127
  2. Specialty average3,176

Most prescribed

  1. Atorvastatin Calcium1,133 claims
  2. Amlodipine Besylate555 claims
  3. Levothyroxine Sodium476 claims
  4. Losartan Potassium396 claims
  5. Tamsulosin Hcl289 claims
  6. Rosuvastatin Calcium287 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: $503.25

22 payments; by number, the most common kind was food and beverage; the largest payer was Boehringer Ingelheim Pharmaceuticals, Inc. 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.

  1. Eric Benner$503.25
  2. Specialty average$1,303.06

Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.

Bills Medicare through 2 group practices

  1. Cognacare Neurologic, IncGlendale, CA
  2. Providence Medical FoundationFullerton, CA

Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).

Eric Olson Benner among 17,696 internal medicine physician records in California

Eric Olson Benner, 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 2009, is newer than 60% of them.

  • NPI issued2009 · 60% of these records are older, 37% newer
  • In a Medicare fileYes · 79% of these records are
  • In the CMS Doctors and Clinicians fileYes · 63% of these records are
  • Graduated2007 · median 2004 among the 11,065 with a school on file
  • Record last updated2021 · 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).

58 internal medicine physician records list a practice address in Mission Viejo

They are 58 of the 2,156 NPPES records with a practice address in Mission Viejo, and 17,696 internal medicine physician records in California.

The 8 internal medicine physician records with the nearest ZIP codes

  1. Bahman Badie, M.D.Mission Viejo, CA 926911396721916
  2. Sherif El Sokkary, M.D.Mission Viejo, CA 926911710964432
  3. Dennis Haghighat, M.D.Mission Viejo, CA 926911568449171
  4. Mark Hauptman, M.D.Mission Viejo, CA 926911801873427
  5. Raymond Kwa, M.D.Mission Viejo, CA 926911609853092
  6. Murray Margolis, M.D.Mission Viejo, CA 926911457338857
  7. Vy Nguyen, M.D.Mission Viejo, CA 926911881671154
  8. Nader Noorian, M.D.Mission Viejo, CA 926911861479057

Common questions

What is Eric Olson Benner, M.D.'s NPI number?

Eric Olson Benner, M.D.'s National Provider Identifier (NPI) is 1063648343, issued on Jun 1, 2009. An NPI identifies a provider in billing; it is not a license.

Where is Eric Olson Benner, M.D. located?

The NPPES record lists a practice address at 26800 Crown Valley Pkwy Ste 315, Mission Viejo, CA, 92691. Phone: (949) 364-6000. Providers update this record themselves, so call before visiting.

How can I verify Eric Olson Benner, M.D.'s license?

NPPES lists California license number A107675, 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 Eric Olson Benner, M.D. prescribe under Medicare Part D?

In 2024, Eric Olson Benner, M.D. had 13,127 Medicare Part D claims for 1,042 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.