Liying Cai, M.D., PH.D.
NPI 1023278884 · Cardiovascular Disease Physician · Duarte, CA
Enrolled with Medicare as Practitioner - Cardiovascular Disease (cardiology) · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Liying Cai, M.D., PH.D. is a Cardiovascular Disease Physician provider in Duarte, CA (NPI 1023278884).
Provider details
- NPI number
- 1023278884
- Entity type
- Individual
- Primary specialty
- Cardiovascular Disease PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D., PH.D.
- Sex
- Female
- Sole proprietor
- No
- License
- A116308 (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
18 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
3,167 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) |
|---|---|---|
| Routine Electrocardiogram (ecg) Using at Least 12 Leads With Interpretation and Report Only93010 | 1,252 | $9 |
| Ultrasound of Heart With Color-Depicted Blood Flow, Rate, Direction and Valve Function93306 | 413 | $73 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 250 | $103 |
| Heart Muscle Strain Imaging93356 | 221 | $12 |
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 35 Minutes99232 | 141 | $84 |
| Initial Hospital Care With Straightforward Or Low-Level Medical Decision Making, If Using Time, at Least 55 Minutes |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 22 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Carvedilol | 106 | 30 |
| Amlodipine Besylate | 80 | 25 |
| Metoprolol Tartrate | 69 | 22 |
| Apixabanbrand: Eliquis | 61 | 12 |
| Atorvastatin Calcium | 51 | 17 |
| Losartan Potassium | 49 | 12 |
| Rosuvastatin Calcium |
Practice location
Mailing address
Additional practice locations (1)
- 1000 FivepointIrvine, CA 92618-2377Phone: (949) 671-4673Fax: (949) 671-4673
Registry dates
- Enumerated
- 2008-06-13
- Last updated
- 2022-08-24
- Certified
- 2022-08-24
Frequently asked questions
- What is Liying Cai's NPI number?
- Liying Cai's National Provider Identifier (NPI) is 1023278884, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Liying Cai's specialty?
- Liying Cai is listed in the NPPES registry with a primary specialty of Cardiovascular Disease Physician (Allopathic & Osteopathic Physicians).
- Where is Liying Cai located?
- Liying Cai's practice location on file with NPPES is 1500 Duarte Rd, Duarte, CA 91010-3012.
- What is Liying Cai's phone number?
- The practice phone number listed in the NPPES registry for Liying Cai is (626) 256-4673.
- Does Liying Cai accept Medicare?
- Liying Cai is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Liying Cai's NPI active?
- Yes — Liying Cai's NPI (1023278884) is active in the NPPES registry as of the last update on 2022-08-24.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.