Lily Chen, MD
NPI 1861819815 · Cardiovascular Disease Physician · Sacramento, CA
Enrolled with Medicare as Practitioner - Other (physician) · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Lily Chen, MD is a Cardiovascular Disease Physician provider in Sacramento, CA (NPI 1861819815).
Provider details
- NPI number
- 1861819815
- Entity type
- Individual
- Primary specialty
- Cardiovascular Disease PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Female
- Sole proprietor
- Yes
- License
- A139701 (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
12 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
2,504 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 | 670 | $146 |
| Ultrasound of Heart With Color-Depicted Blood Flow, Rate, Direction and Valve Function93306 | 365 | $73 |
| Routine Electrocardiogram (ecg) Using at Least 12 Leads With Interpretation and Report Only93010 | 325 | $9 |
| Routine Electrocardiogram (ecg) Using at Least 12 Leads With Interpretation and Report93000 | 187 | $16 |
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 35 Minutes99232 | 147 | $84 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 26 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Atorvastatin Calcium | 244 | 97 |
| Amlodipine Besylate | 184 | 75 |
| Metoprolol Succinate | 173 | 66 |
| Apixabanbrand: Eliquis | 159 | 51 |
| Rosuvastatin Calcium | 95 | 33 |
| Losartan Potassium | 88 | 31 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$8,538 across 41 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
- 2014-03-27
- Last updated
- 2017-09-16
Frequently asked questions
- What is Lily Chen's NPI number?
- Lily Chen's National Provider Identifier (NPI) is 1861819815, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Lily Chen's specialty?
- Lily Chen is listed in the NPPES registry with a primary specialty of Cardiovascular Disease Physician (Allopathic & Osteopathic Physicians).
- Where is Lily Chen located?
- Lily Chen's practice location on file with NPPES is 4150 V St # 1100, Sacramento, CA 95817-1460.
- What is Lily Chen's phone number?
- The practice phone number listed in the NPPES registry for Lily Chen is (916) 734-2737.
- Does Lily Chen accept Medicare?
- Lily Chen is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Lily Chen's NPI active?
- Yes — Lily Chen's NPI (1861819815) is active in the NPPES registry as of the last update on 2017-09-16.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.