Richard Appel
Internal Medicine Physician · Irvine, CA
Richard Appel is an internal medicine physician with a practice address in Irvine, California, and NPI 1336225044, issued on Oct 27, 2006. Check the license (California G74243, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.
- Name
- Richard Appel
- Primary taxonomy
- Internal Medicine Physician 207R00000X
- License number
- G74243 CA
Self-reported in NPPES; status is on the state search - Practice location
- 11 Technology Dr, Irvine, CA 92618
- Phone
- (855) 206-6764
- Enumerated
- Oct 27, 2006
- Entity
- Type 1 · individual
Also registered at 11 Technology Dr
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Maria Teresa Agner, MDInternal Medicine Physician1013087410
- Ali Ahoui, MDInternal Medicine Physician1093964769
- Nidal Al Hannat, M.D.Hospitalist Physician1235335563
- Juan Cabrera, M.D.Internal Medicine Physician1447254792
- Houman Danesh, M.D.Internal Medicine Physician1205027802
- Barbara Davis, D.O.Internal Medicine Physician1942425079
Verify Richard Appel in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMedical Board of California
Search for license G74243Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS, AOA, NCCPA, AANPNot checked
88% fewer Medicare Part D claims than the average internal medicine physician in 2024
326 Medicare Part D claims for 161 beneficiaries, against an average of 2,785 among the 127,794 providers of this specialty who prescribed in Part D. Brand-name drugs were 9% of claims. 13 claims were for opioids.
Most prescribed
- Pantoprazole Sodium20 claims
- Amlodipine Besylate18 claims
- Prednisone17 claims
- Eliquis15 claims
- Metoprolol Tartrate15 claims
- Tamsulosin Hcl11 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.
One hospital or facility affiliation
- Healthcare Partners Affiliates Medical GroupIrvine, CA
Source: CMS Doctors and Clinicians affiliations; Hospital General Information (Care Compare) (data.cms.gov). Star ratings are CMS hospital ratings, not ratings of this provider.
193 internal medicine physician records list a Irvine practice address
They are 193 of the 7,778 NPPES records with a Irvine practice address, and 20,403 internal medicine physician records in California.
All 193 in Irvine → All 20,403 in California → Every provider in Irvine →
Other internal medicine physician records in California
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- 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 Richard Appel's NPI number?
Richard Appel's National Provider Identifier (NPI) is 1336225044, issued on Oct 27, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Richard Appel located?
The NPPES record lists a practice address at 11 Technology Dr, Irvine, CA, 92618. Phone: (855) 206-6764. Providers update this record themselves, so call before visiting.
How can I verify Richard Appel's license?
NPPES lists California license number G74243, 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 Richard Appel prescribe under Medicare Part D?
In 2024, Richard Appel had 326 Medicare Part D claims for 161 beneficiaries; the average among internal medicine physician prescribers was 2,785. 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.
Every figure on PlainDoctor is rendered directly from the federal CMS NPPES registry, Medicare Part D, MIPS, and Open Payments records, no number is typed in by an editor. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 27, 2026.