Felix Horng, MD
NPI 1578586046 · Family Medicine Physician · Irvine, CA
Enrolled with Medicare as Practitioner - Family Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Felix Horng, MD is a Family Medicine Physician provider in Irvine, CA (NPI 1578586046).
Provider details
- NPI number
- 1578586046
- Entity type
- Individual
- Primary specialty
- Family Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- A64668 (CA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure25% of score
19 yrs in NPPES registry
- Profile completeness25% of score
100% of core fields populated
- Practice footprint15% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)25% of score
207 Medicare services, 2024 (ranked within specialty)
- Open Payments transparency10% of score
Has Open Payments disclosures (2024)
Medicare volume is ranked against active providers in the same specialty. Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our .
What this provider does (Medicare)
Based on Medicare fee-for-service claims, 2024; not all care is captured.
| Service (HCPCS) | Medicare services | Typical Medicare-allowed (2024) |
|---|---|---|
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 76 | $137 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 31 | $98 |
| Visit Complexity Inherent to Evaluation and Management Associated With Medical Care Services That Serve As the Continuing Focal Point for All Needed Health Care Services And/Or With Medical Care Services That Are Part of Ongoing Care Related to a Patient'SG2211 | 25 | $17 |
| Annual Wellness Visit, Includes a Personalized Prevention Plan of Service (pps), Subsequent VisitG0439 | 21 | $140 |
| Administration of Influenza Virus VaccineG0008 | 20 | $35 |
| Insertion of Needle Into Vein for Collection of Blood Sample |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 30 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Atorvastatin Calcium | 124 | 44 |
| Lisinopril | 92 | 29 |
| Levothyroxine Sodium | 80 | 23 |
| Metformin Hcl | 80 | 30 |
| Amlodipine Besylate | 63 | 21 |
| Tamsulosin Hcl | 56 | 15 |
| Simvastatin | 53 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$13 across 1 record (Open Payments 2024)
Open Payments discloses payments and transfers of value (meals, travel, consulting, research, royalties) from drug and device makers to providers. This is a transparency signal, not a verdict — such payments are legal and common, and their presence is neither an endorsement nor a criticism. Source: CMS Open Payments, program year 2024.
Practice location
Mailing address
Registry dates
- Enumerated
- 2006-07-25
- Last updated
- 2011-10-18
Frequently asked questions
- What is Felix Horng's NPI number?
- Felix Horng's National Provider Identifier (NPI) is 1578586046, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Felix Horng's specialty?
- Felix Horng is listed in the NPPES registry with a primary specialty of Family Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Felix Horng located?
- Felix Horng's practice location on file with NPPES is 6340 Irvine Blvd, Irvine, CA 92620-2102.
- What is Felix Horng's phone number?
- The practice phone number listed in the NPPES registry for Felix Horng is (949) 559-6500.
- Does Felix Horng accept Medicare?
- Felix Horng is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Felix Horng's NPI active?
- Yes — Felix Horng's NPI (1578586046) is active in the NPPES registry as of the last update on 2011-10-18.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.