Yan Chen, MD
NPI 1023064250 · Family Medicine Physician · Temple City, CA
Enrolled with Medicare as Practitioner - Family Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Yan Chen, MD is a Family Medicine Physician provider in Temple City, CA (NPI 1023064250).
Provider details
- NPI number
- 1023064250
- Entity type
- Individual
- Primary specialty
- Family Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- A92133 (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
2 documented practice locations
- Medicare service volume (vs. specialty peers)28% of score
237 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 | 126 | $99 |
| Annual Wellness Visit, Includes a Personalized Prevention Plan of Service (pps), Subsequent VisitG0439 | 68 | $140 |
| Administration of Influenza Virus VaccineG0008 | 31 | $35 |
| Telephone Medical Discussion With Physician, 5-10 Minutes99441 | 12 | $62 |
Typical Medicare-allowed amounts for these services range $35–$140 (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 · 131 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Atorvastatin Calcium | 762 | 217 |
| Losartan Potassium | 287 | 77 |
| Amlodipine Besylate | 257 | 77 |
| Metformin Hcl | 247 | 72 |
| Rosuvastatin Calcium | 176 | 55 |
| Levothyroxine Sodium | 174 | 44 |
| Tamsulosin Hcl |
Practice location
Mailing address
Additional practice locations (1)
- 622 W Duarte Rd#202Arcadia, CA 91007-7606Phone: (626) 821-3530Fax: (626) 821-4933
Registry dates
- Enumerated
- 2006-05-26
- Last updated
- 2025-12-08
- Certified
- 2025-12-08
Frequently asked questions
- What is Yan Chen's NPI number?
- Yan Chen's National Provider Identifier (NPI) is 1023064250, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Yan Chen's specialty?
- Yan Chen is listed in the NPPES registry with a primary specialty of Family Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Yan Chen located?
- Yan Chen's practice location on file with NPPES is 9810 Las Tunas Dr, Temple City, CA 91780-2208.
- What is Yan Chen's phone number?
- The practice phone number listed in the NPPES registry for Yan Chen is (626) 309-7600.
- Does Yan Chen accept Medicare?
- Yan Chen is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Yan Chen's NPI active?
- Yes — Yan Chen's NPI (1023064250) is active in the NPPES registry as of the last update on 2025-12-08.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.