Lily Zeng, MD
Pulmonary Disease Internal Medicine
Lily Zeng is a Pulmonary Disease Internal Medicine specialist based in Santa Cruz, CA with over 12 years of clinical experience. Medicare-enrolled per CMS records and offers virtual telehealth visits.
Lily Zeng, MD has been part of the Santa Cruz medical community since 2014 in group practice. She graduated from University of California, San Francisco School of Medicine in 2014 and has 12+ years of clinical experience. She regularly sees Medicare patients with hypertension, high cholesterol, and COPD (per CMS claims data).
Recent · 53dNPPES updated 2026-03-31 · verify NPI on CMS · Verify license at Medical Board of California
Contact & Location
Practice Location
1595 Soquel Dr Ste 230, Santa Cruz, CA 95065-1721
How Does This Doctor Compare?
Generic Rx
↑ Higher = better35.2%
California avg: 83.3 · US avg: 82.8
⚠ Lower than most doctors nationally(-47.6 pts)
How often this doctor prescribes affordable generic drugs instead of expensive brand-name ones.
Medicare Patients
323
Unique beneficiaries
Standard volumePrescription Recipients
159
Patients prescribed
Prescriptions Written
557
Total claims
Total Medicare drug cost: $196k
Percentile rankings compared against 9,360 reporting peers in California.
Data Note: Sourced from CMS Medicare Provider Utilization & Payment Data. Percentile rankings compare this provider against all peers with reported data in the same state. Updated annually to reflect the latest federal reporting cycle.
What This Doctor Treats Most
Based on Medicare claims data — here's what patients commonly see this doctor for
Based on Medicare data, this doctor primarily manages Hypertension, High Cholesterol, and COPD.
High blood pressure — a leading risk factor for heart disease and stroke
US avg: 70.2%↑ More patients than average (+5%) — a focus area for this doctor
Elevated cholesterol or triglycerides that increase heart disease risk
US avg: 70.4%↓ Fewer patients than average (-5%) — less common here
Chronic Obstructive Pulmonary Disease — a group of lung diseases that block airflow
US avg: 20.4%↑ More patients than average (+28%) — a focus area for this doctor
Joint inflammation causing pain, swelling, and stiffness
US avg: 49.3%↓ Fewer patients than average (-5%) — less common here
Conditions affecting emotional state, including depression and bipolar disorder
The heart cannot pump blood efficiently enough to meet the body's needs
US avg: 22.5%↑ More patients than average (+13%) — a focus area for this doctor
Excessive worry or fear that interferes with daily life
US avg: 34.1%An irregular, often rapid heartbeat that increases the risk of stroke
US avg: 22%↑ More patients than average (+11%) — a focus area for this doctor
Percentage of this provider's Medicare patients diagnosed with each condition. Source: CMS Utilization Data.
$13 received from industry
1 transaction reported in 2024 ·Low tier
Payments include consulting fees, speaking honoraria, food & beverage, travel, research support, and ownership interests from drug and medical device manufacturers. Disclosure is required by the federal Physician Payments Sunshine Act. These payments do not necessarily indicate conflicts of interest. National median: $338 across 136 000 tracked providers.
Tiers — Low: under $500 · Moderate: $500-5 000 · High: $5 000-25 000 · Very High: $25 000+. Source: CMS Open Payments 2024, attributed to Lily Zeng's NPI.
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Background & Specialty
Education, training, and specialty classification from CMS NPPES and Medicare records.
Graduated medical school · 2014
University of California, San Francisco School of Medicine
Board certified · Mar 30, 2026
Self-reported via NPPES
12 years in practice
Established
Pulmonologists specialize in respiratory conditions including asthma, COPD, pneumonia, pulmonary fibrosis, sleep apnea, and lung cancer screening. They manage patients on ventilators and perform bronchoscopies.
Taxonomy: 207RP1001X
Education & Training
University of California, San Francisco School of Medicine (Class of 2014)
Mailing address
3400 Data Dr, Rancho Cordova, CA 95670-7956
Differs from practice location
Primary hospital affiliation: Critical Access Hospitals
CMS Certification Number: 191302
View hospital on Medicare Care CompareVirtual Pulmonary Disease Care With Lily Zeng
NPPES records indicate this provider offers telehealth services. Contact the office to confirm availability and scheduling.
Schedule a virtual visit with Lily Zeng for blood pressure monitoring, cholesterol management, COPD management — no travel to Santa Cruz required. The office sends a secure video link before your appointment. Most visits take 15–30 minutes. Medicare enrolled per CMS records.
Frequently Asked Questions
Common questions about Lily Zeng
Dr. Zeng is listed as active in the NPI registry with telehealth listed in Santa Cruz, CA. NPI status alone doesn't confirm open availability — call the office to confirm. Phone: (831) 226-3225.
Sourced from CMS NPPES · OIG LEIE · CMS Medicare Part D · CMS Open Payments 2024 · CMS Physician Comparator. See Data Methodology.
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Contact Lily Zeng
Practice Location
1595 Soquel Dr Ste 230, Santa Cruz, CA 95065-1721
Mailing Address
3400 Data Dr, Rancho Cordova, CA 95670-7956
This is a provider directory. Contact the office directly to schedule appointments.
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