Felix Yenan Horng, MD
Family Medicine Physician · Irvine, CA
Felix Yenan Horng, MD is a family medicine physician with a practice address in Irvine, California, and NPI 1578586046, issued on Jul 25, 2006. Check the license (California A64668, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.
- Name
- Felix Yenan Horng
- Credential
- MD
- Primary taxonomy
- Family Medicine Physician 207Q00000X
- License number
- A64668 CA
Self-reported in NPPES; status is on the state search - Practice location
- 6340 Irvine Blvd, Irvine, CA 92620
- Phone
- (949) 559-6500
- Enumerated
- Jul 25, 2006
- Record last updated
- Oct 18, 2011 (not updated in 15 years: call before relying on the address or phone)
- Fax
- (949) 559-6510
- Medicaid ID
- 00A646680 CA
- Medicare enrollment
- Enrolled (PECOS I20070806000413); accepts Medicare assignment
- Medical or professional school
- University Of Illinois College Of Med (Chi/Peor/Rock/Chm-Urb), 1996
- 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 6340 Irvine Blvd
A shared address usually means a shared clinic or building; it does not show who employs whom.
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- Faryal Arif, M.D.Family Medicine Physician1770995664
- Madeleine Guilin, PA-CPhysician Assistant1528471174
- Zaynab Haidary, DOFamily Medicine Physician1285293092
- Julie Kaltgrad, M.D.General Practice Physician1235444068
Verify Felix Yenan Horng in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMedical Board of California
Search for license A64668Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
60% fewer Medicare Part D claims than the average family medicine physician in 2024
1,418 Medicare Part D claims for 140 beneficiaries, against an average of 3,544 among the 117,163 providers of this specialty who prescribed in Part D. Brand-name drugs were 11% of claims. 16 claims were for opioids.
Most prescribed
- Atorvastatin Calcium124 claims
- Lisinopril92 claims
- Levothyroxine Sodium80 claims
- Metformin Hcl80 claims
- Amlodipine Besylate63 claims
- Tamsulosin Hcl56 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: $13.44
1 payment: food and beverage; the largest payer was Novo Nordisk 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 2 group practices
- Hmts IncAliso Viejo, CA
- Hoag ClinicIrvine, CA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Felix Yenan Horng among 17,133 family medicine physician records in California
Felix Yenan Horng, 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
- Graduated1996 · median 2005 among the 10,652 with a school on file
- Record last updated2011 · 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).
148 family medicine physician records list a practice address in Irvine
They are 148 of the 7,778 NPPES records with a practice address in Irvine, and 17,133 family medicine physician records in California.
All 17,133 in California → Every provider in Irvine → Family Medicine Physician nationwide →
The 8 family medicine physician records with the nearest ZIP codes
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- Bita Badakhshan, M.D.Irvine, CA 926201801058938
- Amine Chahbouni, D.O.Irvine, CA 926201326319021
- Steven Luh, M.DIrvine, CA 926201053368084
- Ali Miremadi, M.D.Irvine, CA 926201043435449
- Sepideh Mirfakhraie, M.D.Irvine, CA 926201447556949
Common questions
What is Felix Yenan Horng, MD's NPI number?
Felix Yenan Horng, MD's National Provider Identifier (NPI) is 1578586046, issued on Jul 25, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Felix Yenan Horng, MD located?
The NPPES record lists a practice address at 6340 Irvine Blvd, Irvine, CA, 92620. Phone: (949) 559-6500. Providers update this record themselves, so call before visiting.
How can I verify Felix Yenan Horng, MD's license?
NPPES lists California license number A64668, 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 Felix Yenan Horng, MD prescribe under Medicare Part D?
In 2024, Felix Yenan Horng, MD had 1,418 Medicare Part D claims for 140 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.