Eddy Yu, MD
NPI 1245212588 · Internal Medicine Physician · San Juan Capistrano, CA
Enrolled with Medicare as Practitioner - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Eddy Yu, MD is a Internal Medicine Physician provider in San Juan Capistrano, CA (NPI 1245212588).
Provider details
- NPI number
- 1245212588
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- A41763 (CA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure28% of score
20 yrs in NPPES registry
- Profile completeness28% of score
100% of core fields populated
- Practice footprint17% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)28% of score
301 Medicare services, 2024 (ranked within specialty)
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 methodology.
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 Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 246 | $99 |
| Manual Urinalysis Test With Examination Using Microscope, Non-Automated81000 | 30 | $4 |
| New Patient Office Or Other Outpatient Visit With Low Level of Medical Decision Making, If Using Time, 30 Minutes Or More99203 | 25 | $121 |
Typical Medicare-allowed amounts for these services range $4–$121 (2024). The Medicare-allowed amount is what Medicare recognizes for a service under fee-for-service — a reference figure for 2024, not a price quote and not what you would be billed. Medicare Part B covers roughly an eighth of all NPIs (65+ skew); services with fewer than 11 beneficiaries are suppressed by CMS. Source: CMS Medicare Physician & Other Practitioners, by Provider & Service.
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 16 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Amoxicillin/Potassium Clavbrand: Amoxicillin-Clavulanate Potass | 105 | 103 |
| Azithromycin | 82 | 81 |
| Prednisone | 71 | 69 |
| Doxycycline Hyclate | 55 | 54 |
| Cephalexin | 37 | 35 |
| Clarithromycin | 19 | 18 |
| Ofloxacin | 18 | 18 |
| Cefdinir | 17 |
Practice location
Mailing address
Registry dates
- Enumerated
- 2005-11-14
- Last updated
- 2015-10-13
Frequently asked questions
- What is Eddy Yu's NPI number?
- Eddy Yu's National Provider Identifier (NPI) is 1245212588, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Eddy Yu's specialty?
- Eddy Yu is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Eddy Yu located?
- Eddy Yu's practice location on file with NPPES is 31001 Rancho Viejo Rd., San Juan Capistrano, CA 92675-8703.
- What is Eddy Yu's phone number?
- The practice phone number listed in the NPPES registry for Eddy Yu is (949) 661-9611.
- Does Eddy Yu accept Medicare?
- Eddy Yu is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Eddy Yu's NPI active?
- Yes — Eddy Yu's NPI (1245212588) is active in the NPPES registry as of the last update on 2015-10-13.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.