Lily Zhang

  • Oakland, CA
  • Ophthalmologist
NPI1043771850PAC ID8921468877
Medicare services, 2024
361
Medicare patients, 2024
253
Part D claims, 2024
747
Publications
8
MIPS score, 2024
88
Practice address
481 30th Street, Oakland, CA 94609
Practice phone
Call (510) 835-4521
Professional email
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Personal email
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Mobile number
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Social profiles

Primary practice

EyeMD Laser and Surgery Center

Surgery Center - Medicare-Certified · Oakland, California

See all 5 affiliations

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Lily Zhang is an ophthalmologist in Oakland, California

Lily Zhang practices at EyeMD Laser and Surgery Center in Oakland, California.

Lily Zhang's NPI, 1043771850, was assigned on March 26, 2019. Lily Zhang graduated from University of Miami, Miller School of Medicine in 2019. Lily Zhang's Florida license number on file is ME162646.

NPI and contact details
Medicare PAC ID
8921468877
NPI enumeration date
March 26, 2019
NPI status
Active
Accepts Medicare assignment
Yes
Practice phone
(510) 835-4521
Professional email
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Personal email
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Mobile number
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Sex
Female
Estimated age
33
Medical school graduation
2019

Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)

Lily Zhang practices at EyeMD Laser and Surgery Center in Oakland, California

Lily Zhang's primary practice is EyeMD Laser and Surgery Center, at 481 30th Street, Oakland, CA 94609. The practice phone is (510) 835-4521.

  • EyeMD Laser and Surgery Center
    481 30th Street, Oakland, CA 94609Phone(510) 835-4521

Source: Dmand AI Affiliation Data

Lily Zhang is affiliated with 3 sites of care and 2 medical groups

Lily Zhang's primary practice is EyeMD Laser and Surgery Center in Oakland, California. Lily Zhang is also affiliated with Alta Bates Summit Medical Center | Alta Bates Campus. The medical group on file is University of Miami Health System. Dmand AI also links Lily Zhang to 1 more group practice or clinic and 1 medical group, each named with a free account.

See all 5 affiliations for Lily Zhang

Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data

Dmand AI tracks the EHR system at Lily Zhang's practice

Dmand AI tracks the electronic health record (EHR) system at each site where Lily Zhang practices, 3 sites in all. Vendor and product names are available with a free account.

EHR by site
SiteEHR vendor and product
EyeMD Laser and Surgery CenterAvailable with a free account
+2 more sites and 1 medical groupAvailable with a free account

Source: Dmand AI Technology Install Data

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Lily Zhang is one of 2,621 ophthalmologists in California

Ophthalmology is Lily Zhang's primary specialty in the NPI Registry, under taxonomy code 207W00000X. Lily Zhang is board certified in ophthalmology by the American Board of Ophthalmology. Dmand AI has Lily Zhang's licenses on file in 3 states: Florida, California and Massachusetts.

Specialties and state licenses

  • Ophthalmology, FloridaPrimaryLicense ME162646 · 2020 to 2025 · taxonomy 207W00000X
  • California license2024 to 2026
  • Massachusetts license2019 to 2020

Clinical focus

Dmand AI lists cataract, cold sores or genital herpes and dry eye among the conditions Lily Zhang treats.

Ophthalmologists near Lily Zhang

Counts of ophthalmologists with a Dmand AI profile, by place and practice. Each opens the list.

Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Peer Benchmarks

Lily Zhang billed Medicare for 361 services in 2024

CMS data shows 361 Medicare services from Lily Zhang across 10 procedure codes in 2024, for 253 Medicare patients. Medicare paid $29,120 for them.

Medicare services, 2024361
Medicare patients253
Paid by Medicare$29,120
Procedure codes10

Lily Zhang's Medicare services by type, 2023 to 2024

  • 2023
  • 2024
Office and hospital visits
2023: 942024: 252168%
Tests and treatments
2023: 132024: 109738%

Where Lily Zhang's Medicare services took place, 2024

  • In an office31688%
  • In a facility4512%

Lily Zhang compared with the California median for ophthalmologists, 2024

  • Lily Zhang
  • California median
Medicare services
361vs 1,07967% below
Medicare patients
253vs 42140% below
Part D claims
612vs 618Close to median

Medians across 2,568 ophthalmologists in California with Dmand AI profiles that report each measure.

Lily Zhang's most billed Medicare procedure codes, 2024

CMS publishes codes billed for 11 or more Medicare patients. Each label is the code family; CPT descriptions are licensed by the AMA.

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Medicare shows one payer. Book a meeting to get commercial claims data for Lily Zhang and other ophthalmologists in California.

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Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks

Lily Zhang treated 253 Medicare patients in 2024, average age 78

CMS counts 253 Medicare patients who saw Lily Zhang in 2024. The largest group is 75 to 84, with 95 patients. 75% of them have high cholesterol, and 73% have high blood pressure. 27% are also on Medicaid. Their average risk score is 1.26, where 1.00 is the Medicare average.

Across all payers, Dmand AI patient panel data puts Lily Zhang's median patient age at 74, with 54% women.

Medicare patients, 2024253
Average age78
Average risk score1.26
Also on Medicaid27%

Lily Zhang's Medicare patients by age, 2024

CMS leaves out age groups with fewer than 11 patients.

Lily Zhang's Medicare patients by sex, 2024

  • Women13754%
  • Men11646%

Chronic conditions among Lily Zhang's Medicare patients, 2024

  1. High cholesterol75%
  2. High blood pressure73%
  3. Arthritis46%
  4. Diabetes36%
  5. Chronic kidney disease29%
  6. Mood disorders23%
  7. Depression21%
  8. Ischemic heart disease21%

Share of Medicare patients with each condition. A patient can have several.

Lily Zhang's patients across all payers

Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.

Patient panel by age, all payers

Median age 74

Patient panel by sex, all payers

  • Women54%
  • Men40%

Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data

Lily Zhang wrote 747 Medicare Part D claims in 2024

In 2024, Lily Zhang wrote 747 Medicare Part D claims for 308 patients. 60% of them were for generic drugs. CMS names the drug for 612 of them, across 14 drugs with 11 or more claims each, at $39,027 in total drug cost. In 2023, CMS named 811 claims across 11 drugs.

Part D claims, 2024747
Drugs named by CMS14
Total drug cost$39,027
Part D patients308

Lily Zhang's Part D claims by kind of drug, 2024

  • Generic451 claims60%
  • Brand-name296 claims40%

Lily Zhang's most prescribed drugs by claims, 2024

CMS names a drug when it has 11 or more claims. Share is of the claims for drugs CMS names.

Drug classes CMS tracks in Lily Zhang's Part D claims, 2024

  • Antibiotics2%12 of 747 claims

Share of all Part D claims for each drug class CMS reports on. Classes with no claims are left out.

Part D claims for drugs CMS names, 2023 to 2024

  • 2023
  • 2024
Claims for drugs CMS names
2023: 8112024: 61225%

Drugs named by CMS: 14 in 2024, 11 in 2023.

See all prescribing by Lily Zhang

Sources: Medicare Part D Prescribers - by Provider and Drug (CMS), 2024 data, released May 6, 2026; and Medicare Part D Prescribers - by Provider (CMS), 2024 data

Lily Zhang scored 88 out of 100 in Medicare's MIPS program for 2024

CMS publishes a Merit-based Incentive Payment System (MIPS) score of 88 out of 100 for Lily Zhang for performance year 2024, reported as part of a group. Lily Zhang accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS counts 142 procedures of cataract surgery by Lily Zhang, more than 79% of the clinicians it reports for that procedure.

Accepts Medicare assignment
Yes

Lily Zhang's MIPS scores, performance year 2024

  • 88of 100Final score
  • 78.8of 100Quality
  • 100of 100Promoting Interoperability
  • 40of 100Improvement Activities
  • 71of 100Cost

Each score is out of 100. The final score weighs the categories CMS scored for this clinician.

Where Lily Zhang ranks in Medicare procedure volume

Cataract surgery
79th percentile142 procedures

CMS ranks each clinician against every clinician it reports for the same procedure category.

Sources: Doctors and Clinicians National Downloadable File (CMS); Clinician Public Reporting: Overall MIPS Performance (CMS), 2024 data, released September 10, 2026; and Doctors and Clinicians Utilization Data (CMS)

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Lily Zhang has 8 publications on record

Dmand AI links 8 papers to Lily Zhang, published from 2014 to 2023. 2020 was the busiest year, with 2. Lily Zhang's most frequent co-authors are Jayanth Srinivasan-Kasi Sridhar, MD, Janet L. Davis, MD and Harry W. Flynn, MD.

Papers8
Years published2014 to 2023

Lily Zhang's papers by year, 2014 to 2023

Lily Zhang's most frequent co-authors

Recent publications by Lily Zhang

See all 8 publications and co-authors

See who Lily Zhang researches with

Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who Lily Zhang works with, so you can find a warm path to the right ophthalmologists.

How network discovery works

Sources: PubMed (National Library of Medicine); and Dmand AI Research Linkage

Lily Zhang received $6,416 in industry payments from 2020 to 2025

CMS Open Payments shows 91 general payments to Lily Zhang from 19 drug and device companies from 2020 to 2025. Food and beverage make up the largest share, 78% of the total. Glaukos Corporation paid the most, $2,031.

General payments to Lily Zhang by program year, 2020 to 2025

General payments to Lily Zhang by kind, 2020 to 2025

$6.4Kin total
  • Food and beverage$4,98678%
  • Consulting fees$1,25019%
  • Travel and lodging$1803%

Companies that paid Lily Zhang the most, 2020 to 2025

Share is of all general payments to this clinician.

See all payments to Lily Zhang

Source: Open Payments (CMS), 2025 data, released July 7, 2026

Lily Zhang graduated from University of Miami, Miller School of Medicine

Lily Zhang graduated from University of Miami, Miller School of Medicine in 2019.

  1. Medical schoolUniversity of Miami, Miller School of Medicine
  2. Board certified in ophthalmologyAmerican Board of Ophthalmology

Source: Dmand AI Professional Profile Data

Lily Zhang accepts plans from 13 insurance carriers

Lily Zhang is in network with 13 carriers, including Aetna, United Healthcare and Elevance. HMO plans come from the most carriers, 7. Check the plan with the practice before a visit.

Plan types Lily Zhang accepts, by number of carriers

  1. HMO7
  2. PPO7
  3. EPO4
  4. Medicare4
  5. POS3

Source: Dmand AI Insurance Network Data

Sources for Lily Zhang's profile data

Sources for the data on this page
Data on this pageSource
NPI, name, sex, specialty and licensesNPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Professional Profile Data
Practice locations and phoneDmand AI Affiliation Data
Primary practice, affiliations and health systemDmand AI Affiliation DataDmand AI Org Hierarchy Data
Medicare services and procedure codesMedicare Physician & Other Practitioners - by Provider and Service (CMS) (opens in a new tab)
State medians for the same specialtyDmand AI Peer Benchmarks
Medicare patients and the all-payer patient panelDmand AI Patient Panel DataMedicare Physician & Other Practitioners - by Provider (CMS) (opens in a new tab)
Part D prescribingMedicare Part D Prescribers - by Provider and Drug (CMS) (opens in a new tab)Medicare Part D Prescribers - by Provider (CMS) (opens in a new tab)
MIPS scores, telehealth, assignment and procedure percentilesDoctors and Clinicians National Downloadable File (CMS) (opens in a new tab)Clinician Public Reporting: Overall MIPS Performance (CMS) (opens in a new tab)Doctors and Clinicians Utilization Data (CMS) (opens in a new tab)
Publications, topics and co-authorsPubMed (National Library of Medicine) (opens in a new tab)Dmand AI Research Linkage
Industry paymentsOpen Payments (CMS) (opens in a new tab)
Training, board certification and membershipsDmand AI Professional Profile Data
Insurance carriers and plan typesDmand AI Insurance Network Data
EHR at each practice siteDmand AI Technology Install Data
Similar physiciansDmand AI Affiliation Data

Data last refreshed October 2026Report an inaccuracyRemove my information

FAQ

Frequently asked questions about Lily Zhang

Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.

What is Lily Zhang's NPI number?

Lily Zhang's NPI number is 1043771850. It was assigned on March 26, 2019, and it is active in the NPI Registry.

What does Lily Zhang specialize in?

Lily Zhang is an ophthalmologist in Oakland, California. The primary specialty in the NPI Registry is Ophthalmology Physician (taxonomy code 207W00000X).

Where does Lily Zhang practice?

Lily Zhang practices at 481 30th Street, Oakland, CA 94609. Lily Zhang's primary practice is EyeMD Laser and Surgery Center in Oakland, California. Dmand AI also links Lily Zhang to 1 group practice or clinic and 1 medical group.

What is Lily Zhang's office phone number?

The practice phone on file for Lily Zhang is (510) 835-4521.

What is Lily Zhang's medical license number?

Lily Zhang's Florida license number on file is ME162646, one of the licenses on file in 3 states.

Which states has Lily Zhang been licensed in?

Dmand AI has state licenses on file for Lily Zhang in Florida (2020 to 2025), California (2024 to 2026) and Massachusetts (2019 to 2020).

Which hospitals is Lily Zhang affiliated with?

Lily Zhang is affiliated with Alta Bates Summit Medical Center | Alta Bates Campus.

What medical group is Lily Zhang part of?

Lily Zhang is linked to University of Miami Health System. Dmand AI links Lily Zhang to 1 more medical group.

Does Lily Zhang accept Medicare?

Yes. CMS data shows Lily Zhang billed Medicare for 361 services in 2024, and Lily Zhang accepts Medicare assignment.

What is Lily Zhang's MIPS score?

Lily Zhang's MIPS final score for performance year 2024 is 88 out of 100, reported as part of a group.

Show 10 more questionsShow fewer questions

How many Medicare patients does Lily Zhang see?

CMS counts 253 Medicare patients who saw Lily Zhang in 2024, with an average age of 78.

Is Lily Zhang board certified?

Yes. Lily Zhang is board certified in ophthalmology by the American Board of Ophthalmology.

What services does Lily Zhang bill to Medicare?

In 2024, Lily Zhang's most billed Medicare services were office visit, established patient (99213), office visit, established patient (99214) and eye exam or test (92136).

Where did Lily Zhang go to medical school?

Lily Zhang graduated from University of Miami, Miller School of Medicine in 2019.

What drugs does Lily Zhang prescribe most?

In 2024 Medicare Part D data, Lily Zhang's most prescribed drugs by claims were Prednisolone Acetate, Moxifloxacin and Ketorolac Tromethamine.

Has Lily Zhang received payments from drug or device companies?

CMS Open Payments shows $6,416 in general payments to Lily Zhang from 19 companies from 2020 to 2025. The largest total came from Glaukos Corporation.

How long has Lily Zhang been practicing?

Lily Zhang graduated from medical school in 2019, 7 years ago.

Does Lily Zhang do research?

Dmand AI links 8 publications to Lily Zhang, published from 2014 to 2023.

Who does Lily Zhang publish with?

Lily Zhang's most frequent co-authors are Jayanth Srinivasan-Kasi Sridhar, MD (3 shared papers), Janet L. Davis, MD (2 shared papers) and Harry W. Flynn, MD (2 shared papers).

What insurance does Lily Zhang accept?

Lily Zhang is in network with 13 carriers, including Aetna, United Healthcare and Elevance. HMO plans come from the most carriers, 7. Check the plan with the practice before a visit.

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