John Scott Riel, M.D.
Emergency Medicine Physician · Newport Beach, CA
John Scott Riel, M.D. is an emergency medicine physician with a practice address in Newport Beach, California, and NPI 1447213251, issued on Apr 11, 2006. Check the license (California G79765, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.
- Name
- John Scott Riel
- Credential
- M.D.
- Primary taxonomy
- Emergency Medicine Physician 207P00000X
- License number
- G79765 CA
Self-reported in NPPES; status is on the state search - Practice location
- One Hoag Dr, Newport Beach, CA 92633
- Phone
- (949) 764-5689
- Enumerated
- Apr 11, 2006
- Record last updated
- Sep 20, 2012 (not updated in 14 years: call before relying on the address or phone)
- Fax
- (405) 751-3183
- Medicaid IDs
- 00G797650 CA
00G797650670 CA - Medicare enrollment
- Enrolled (PECOS I20041028000551); accepts Medicare assignment
- Medical or professional school
- Emory University School Of Medicine, 1993
- Entity
- Type 1 · individual
8 nearest emergency medicine physician records → All 7,751 in California → Look up another NPI →
Verify John Scott Riel in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMedical Board of California
Search for license G79765Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
11% more Medicare Part D claims than the average emergency medicine physician in 2024
250 Medicare Part D claims for 153 beneficiaries, against an average of 226 among the 54,106 providers of this specialty who prescribed in Part D. Brand-name drugs were 6% of claims. 43 claims were for opioids.
Most prescribed
- Ondansetron Odt19 claims
- Hydrocodone-Acetaminophen17 claims
- Oxycodone Hcl14 claims
- Doxycycline Monohydrate13 claims
- Cefdinir12 claims
- Prednisone11 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.
Bills Medicare through one group practice
- Emergency Physicians OF Orange CountyNewport Beach, CA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
John Scott Riel among 7,751 emergency medicine physician records in California
John Scott Riel, M.D. is one of 7,751 emergency 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 4% of them.
- NPI issued2006 · 4% of these records are older, 60% newer
- In a Medicare fileYes · 81% of these records are
- In the CMS Doctors and Clinicians fileYes · 59% of these records are
- Graduated1993 · median 2011 among the 4,560 with a school on file
- Record last updated2012 · 59% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207P00000X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Emergency Medicine Physician providers in California
There are 7,751 emergency medicine physician records in California.
All 7,751 in California → Every provider in Newport Beach → Emergency Medicine Physician nationwide →
The 8 emergency medicine physician records with the nearest ZIP codes
- Alan Berman, M.DLake Forest, CA 926301396773636
- Laura Milker, D.O.Laguna Woods, CA 926371922401652
- Catherine Vojtus, M.D.Monarch Beach, CA 926291922208883
- Daniel Gromis, MDCosta Mesa, CA 926271487883146
- Cory Spurlock, MDCosta Mesa, CA 926271144260449
- Brian Laakaniemi, M.D.Irvine, CA 926201285619924
- Charles Obrien, MDHuntington Beach, CA 926461053357137
- John Broderick, M.D.Huntington Beach, CA 926471588666424
Common questions
What is John Scott Riel, M.D.'s NPI number?
John Scott Riel, M.D.'s National Provider Identifier (NPI) is 1447213251, issued on Apr 11, 2006. An NPI identifies a provider in billing; it is not a license.
Where is John Scott Riel, M.D. located?
The NPPES record lists a practice address at One Hoag Dr, Newport Beach, CA, 92633. Phone: (949) 764-5689. Providers update this record themselves, so call before visiting.
How can I verify John Scott Riel, M.D.'s license?
NPPES lists California license number G79765, 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 John Scott Riel, M.D. prescribe under Medicare Part D?
In 2024, John Scott Riel, M.D. had 250 Medicare Part D claims for 153 beneficiaries; the average among emergency medicine physician prescribers was 226. 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.