Jenchen Yang, M.D., PH.D
NPI 1912084534 · Cardiovascular Disease Physician · Diamond Bar, CA
Enrolled with Medicare as Practitioner - Cardiovascular Disease (cardiology) · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Jenchen Yang, M.D., PH.D is a Cardiovascular Disease Physician provider in Diamond Bar, CA (NPI 1912084534).
Provider details
- NPI number
- 1912084534
- Entity type
- Individual
- Primary specialty
- Cardiovascular Disease PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D., PH.D
- Sex
- Male
- Sole proprietor
- Yes
- License
- A44181 (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
4,136 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 Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 2,255 | $94 |
| Ultrasound of Heart With Color-Depicted Blood Flow, Rate, Direction and Valve Function93306 | 374 | $211 |
| Exercise Or Drug-Induced Heart Stress Test With Electrocardiogram (ecg) With Supervision and Review By Physician93015 | 260 | $73 |
| Nuclear Medicine Studies of Blood Flow in Heart Muscle at Rest and With Stress With Concurrent Ct Scan78431 | 186 | $86 |
| Nuclear Medicine Study of Heart Muscle Blood Flow By Pet78434 | 186 | $28 |
| Routine Electrocardiogram (ecg) Using at Least 12 Leads With Interpretation and Report |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 72 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Ezetimibe | 781 | 230 |
| Atorvastatin Calcium | 753 | 239 |
| Amlodipine Besylate | 451 | 128 |
| Evolocumabbrand: Repatha Sureclick | 421 | 86 |
| Rosuvastatin Calcium | 393 | 124 |
| Metoprolol Succinate | 343 | 110 |
| Alirocumabbrand: Praluent Pen |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$3,438 across 44 records (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
- 2006-11-01
- Last updated
- 2010-08-23
Frequently asked questions
- What is Jenchen Yang's NPI number?
- Jenchen Yang's National Provider Identifier (NPI) is 1912084534, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Jenchen Yang's specialty?
- Jenchen Yang is listed in the NPPES registry with a primary specialty of Cardiovascular Disease Physician (Allopathic & Osteopathic Physicians).
- Where is Jenchen Yang located?
- Jenchen Yang's practice location on file with NPPES is 654 N Diamond Bar Blvd, Diamond Bar, CA 91765-1037.
- What is Jenchen Yang's phone number?
- The practice phone number listed in the NPPES registry for Jenchen Yang is (909) 396-8228.
- Does Jenchen Yang accept Medicare?
- Jenchen Yang is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Jenchen Yang's NPI active?
- Yes — Jenchen Yang's NPI (1912084534) is active in the NPPES registry as of the last update on 2010-08-23.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.