Ryan Hideo Agena, MD
Family Medicine Physician · Chino Hills, CA
Ryan Hideo Agena, MD is a family medicine physician with a practice address in Chino Hills, California, and NPI 1891877395, issued on Oct 20, 2006. Check the license (California 20A9676, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.
- Name
- Ryan Hideo Agena
- Credential
- MD
- Primary taxonomy
- Family Medicine Physician 207Q00000X
- License number
- 20A9676 CA
Self-reported in NPPES; status is on the state search - Practice location
- 3110 Chino Ave Ste 150A, Chino Hills, CA 91709
- Phone
- (909) 630-7490
- Enumerated
- Oct 20, 2006
- Record last updated
- Feb 25, 2026
- Fax
- (909) 469-2108
- Medicare enrollment
- Enrolled (PECOS I20090306000501); may accept Medicare assignment
- Medical or professional school
- Western Eclectic College Of Medicine And Surgery, 2005
- Telehealth
- Offers telehealth (CMS)
- Entity
- Type 1 · individual
8 nearest family medicine physician records → All 17,133 in California → Look up another NPI →
Also registered at 3110 Chino Ave Ste 150A
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Margaret Galileo, P.A.-CMedical Physician Assistant1639232440
- Zachariah HarrisonMedical Physician Assistant1538860507
- Jennifer Holman, PA-CPhysician Assistant1942676663
- Hanh Larson, D.OSports Medicine (Family Medicine) Physician1447502661
- Sula Safar, DOFamily Medicine Physician1225294713
Verify Ryan Hideo Agena in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMedical Board of California
Search for license 20A9676Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
75% more Medicare Part D claims than the average family medicine physician in 2024
6,190 Medicare Part D claims for 450 beneficiaries, against an average of 3,544 among the 117,163 providers of this specialty who prescribed in Part D. Brand-name drugs were 12% of claims. 141 claims were for opioids.
Most prescribed
- Atorvastatin Calcium400 claims
- Amlodipine Besylate342 claims
- Rosuvastatin Calcium270 claims
- Metformin Hcl205 claims
- Losartan Potassium199 claims
- Enalapril Maleate191 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
- Premier Family Medicine Associates, IncChino Hills, CA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Ryan Hideo Agena among 17,133 family medicine physician records in California
Ryan Hideo Agena, MD 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
- Graduated2005 · median 2005 among the 10,652 with a school on file
- Record last updated2026 · 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).
23 family medicine physician records list a practice address in Chino Hills
They are 23 of the 774 NPPES records with a practice address in Chino Hills, and 17,133 family medicine physician records in California.
All 17,133 in California → Every provider in Chino Hills → Family Medicine Physician nationwide →
The 8 family medicine physician records with the nearest ZIP codes
- Saman Aboudi, MDChino Hills, CA 917091831112820
- Tiffany Anderson Terrell, DOChino Hills, CA 917091629188404
- Carlos Baez, MDChino Hills, CA 917091225038961
- Ashish Bhalla, MDChino Hills, CA 917091184701104
- Gary Fontan, MDChino Hills, CA 917091760482731
- Benny Guzman, M.D.Chino Hills, CA 917091710988035
- Ofelia Narvasa, M.D.Chino Hills, CA 917091558404558
- Erik Olsen, MDChino Hills, CA 917091639121015
Common questions
What is Ryan Hideo Agena, MD's NPI number?
Ryan Hideo Agena, MD's National Provider Identifier (NPI) is 1891877395, issued on Oct 20, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Ryan Hideo Agena, MD located?
The NPPES record lists a practice address at 3110 Chino Ave Ste 150A, Chino Hills, CA, 91709. Phone: (909) 630-7490. Providers update this record themselves, so call before visiting.
How can I verify Ryan Hideo Agena, MD's license?
NPPES lists California license number 20A9676, 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 Ryan Hideo Agena, MD prescribe under Medicare Part D?
In 2024, Ryan Hideo Agena, MD had 6,190 Medicare Part D claims for 450 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.