Dr. Dayan Li, MD, PhD

  • Stanford, CA
  • Dermatologist
NPI1982165536PAC ID8426419094
Medicare services, 2024
395
Medicare patients, 2024
133
Part D claims, 2024
255
Publications
11
MIPS score, 2024
89
Practice address
300 Pasteur Drive, Stanford, CA 94305
Practice phone
Call (650) 723-4000
Professional email
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Personal email
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Mobile number
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Social profiles

Primary practice

Stanford Hospital at 300 Pasteur Drive

Hospital · Stanford, California

See all 5 affiliations

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Dr. Dayan Li is a dermatologist in Stanford, California

Dr. Li practices at Stanford Hospital at 300 Pasteur Drive in Stanford, California, part of Stanford University.

Dr. Li's NPI, 1982165536, was assigned on March 27, 2019. Dr. Li graduated from Harvard Medical School in 2019. Dr. Li holds California license A181488.

NPI and contact details
Medicare PAC ID
8426419094
NPI enumeration date
March 27, 2019
NPI status
Active
Accepts Medicare assignment
Yes
Offers telehealth
Yes
Practice phone
(650) 723-4000
Professional email
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Personal email
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Mobile number
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Sex
Male
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)

Dr. Dayan Li practices at Stanford Hospital at 300 Pasteur Drive in Stanford, California

Dr. Li's primary practice is Stanford Hospital at 300 Pasteur Drive, at 300 Pasteur Drive, Stanford, CA 94305 in Santa Clara County. The practice phone is (650) 723-4000.

Source: Dmand AI Affiliation Data

Dr. Dayan Li is affiliated with 2 sites of care and 3 medical groups

Dr. Li's primary practice is Stanford Hospital at 300 Pasteur Drive in Stanford, California, part of Stanford University. The medical group on file is The Permanente Medical Group, Inc. Dmand AI also links Dr. Li to 1 more hospital and 2 medical groups, each named with a free account. Dr. Li's employer is on file too: a hospital.

See all 5 affiliations for Dr. Li

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

Dmand AI tracks the EHR system at Dr. Dayan Li's practice

Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Li practices, 2 sites in all. Vendor and product names are available with a free account.

EHR by site
SiteEHR vendor and product
Stanford Hospital at 300 Pasteur DriveAvailable with a free account
+1 more site and 2 medical groupsAvailable with a free account

Source: Dmand AI Technology Install Data

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Dr. Dayan Li is one of 1,910 dermatologists in California

Dermatology is Dr. Li's primary specialty in the NPI Registry, under taxonomy code 207N00000X. Dr. Li is board certified in dermatology by the American Board of Dermatology. Dr. Li is licensed in California.

Specialties and state licenses

  • Dermatology, CaliforniaPrimaryLicense A181488 · 2022 to 2026 · taxonomy 207N00000X

Clinical focus

Dmand AI lists acute skin infection, itchy rashes and rash among the conditions Dr. Li treats.

Dermatologists near Dr. Li

Counts of dermatologists 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

Dr. Dayan Li billed Medicare for 395 services in 2024

CMS data shows 395 Medicare services from Dr. Li across 9 procedure codes in 2024, for 133 Medicare patients. Medicare paid $19,250 for them. Every service was in an office.

Medicare services, 2024395
Medicare patients133
Paid by Medicare$19,250
Procedure codes9

Dr. Li's Medicare services by type, 2024

  1. Surgery219
  2. Office and hospital visits176

Dr. Li compared with the California median for dermatologists, 2024

  • Dr. Li
  • California median
Medicare services
395vs 1,75077% below
Medicare patients
133vs 37765% below
Part D claims
170vs 36754% below

Medians across 1,831 dermatologists in California with Dmand AI profiles that report each measure.

Dr. Li'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.

See all procedures by Dr. Li

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Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Li and other dermatologists in California.

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

Dr. Dayan Li treated 133 Medicare patients in 2024, average age 72

CMS counts 133 Medicare patients who saw Dr. Li in 2024. The largest group is 65 to 74, with 57 patients. 74% of them have high cholesterol, and 62% have high blood pressure. 23% are also on Medicaid. Their average risk score is 1.35, where 1.00 is the Medicare average.

Across all payers, Dmand AI patient panel data puts Dr. Li's median patient age at 47, with 55% women.

Medicare patients, 2024133
Average age72
Average risk score1.35
Also on Medicaid23%

Dr. Li's Medicare patients by age, 2024

Dr. Li's Medicare patients by sex, 2024

  • Women6347%
  • Men7053%

Chronic conditions among Dr. Li's Medicare patients, 2024

  1. High cholesterol74%
  2. High blood pressure62%
  3. Arthritis36%
  4. Diabetes29%
  5. Chronic kidney disease24%
  6. Ischemic heart disease23%
  7. Cancer20%
  8. Mood disorders20%

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

Dr. Li's patients across all payers

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

Patient panel by age, all payers

Median age 47

Patient panel by sex, all payers

  • Women55%
  • Men43%

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

Dr. Dayan Li wrote 255 Medicare Part D claims in 2024

In 2024, Dr. Li wrote 255 Medicare Part D claims for 84 patients. 94% of them were for generic drugs. CMS names the drug for 170 of them, across 7 drugs with 11 or more claims each, at $4,094 in total drug cost.

Part D claims, 2024255
Drugs named by CMS7
Total drug cost$4,094
Part D patients84

Dr. Li's Part D claims by kind of drug, 2024

  • Generic239 claims94%
  • Brand-name16 claims6%

Dr. Li'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 Dr. Li's Part D claims, 2024

  • Antibiotics4%11 of 255 claims

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

See all prescribing by Dr. Li

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

Dr. Dayan Li scored 89 out of 100 in Medicare's MIPS program for 2024

CMS publishes a Merit-based Incentive Payment System (MIPS) score of 89 out of 100 for Dr. Li for performance year 2024, reported as part of a group. Dr. Li accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS lists Dr. Li as offering telehealth. CMS counts 128 procedures of removal of skin lesions by Dr. Li, more than 77% of the clinicians it reports for that procedure.

Accepts Medicare assignment
Yes
Offers telehealth
Yes

Dr. Li's MIPS scores, performance year 2024

  • 89of 100Final score
  • 87.1of 100Quality
  • 100of 100Promoting Interoperability
  • 40of 100Improvement Activities
  • 70of 100Cost

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

Where Dr. Li ranks in Medicare procedure volume

Removal of skin lesions
77th percentile128 procedures
Skin biopsy
69th percentile51 procedures

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

Melanoma (skin cancer) excision: 1 to 10 procedures (CMS shows small counts as a range)

Removal of tissue: 1 to 10 procedures (CMS shows small counts as a range)

Removal or shaving of skin growth: 1 to 10 procedures (CMS shows small counts as a range)

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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Dr. Dayan Li has 11 publications on record

Dmand AI links 11 papers to Dr. Li, published from 2017 to 2025. 2024 was the busiest year, with 2. The most frequent topics are Regeneration, Body Patterning and Disease Models, Animal. Dr. Li has published most often in Sci Transl Med. Dr. Li's most frequent co-authors are Michael Thornton Longaker, MBA, MD, Derrick Check Wan, MD and George A. Romar, MD.

Papers11
Years published2017 to 2025

Dr. Li's papers by year, 2017 to 2025

Topics Dr. Li writes about most

  • Regeneration
  • Body Patterning
  • Disease Models, Animal
  • Fibroblasts
  • Planarians
  • Skin
  • Wound Healing

Dr. Li's most frequent co-authors

Recent publications by Dr. Li

See all 11 publications and co-authors

See who Dr. Li researches with

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

How network discovery works

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

Dr. Dayan Li graduated from Harvard Medical School

Dr. Li graduated from Harvard Medical School in 2019.

  1. Medical schoolHarvard Medical School
  2. Board certified in dermatologyAmerican Board of Dermatology

Source: Dmand AI Professional Profile Data

Dr. Dayan Li accepts plans from 6 insurance carriers

Dr. Li is in network with 6 carriers, including Aetna, Blue Cross Blue Shield of Michigan and HCSC. HMO plans come from the most carriers, 3. Check the plan with the practice before a visit.

  • Aetna
  • Blue Cross Blue Shield of Michigan
  • HCSC
  • United Healthcare
  • Blue Cross and Blue Shield of Kansas City
  • CMS Medicare

Plan types Dr. Li accepts, by number of carriers

  1. HMO3
  2. Medicare3
  3. POS3
  4. PPO3
  5. EPO2

Source: Dmand AI Insurance Network Data

Sources for Dr. Dayan Li'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
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 Dr. Dayan Li

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

What is Dr. Dayan Li's NPI number?

Dr. Dayan Li's NPI number is 1982165536. It was assigned on March 27, 2019, and it is active in the NPI Registry.

What kind of doctor is Dr. Dayan Li?

Dr. Dayan Li is a dermatologist in Stanford, California. The primary specialty in the NPI Registry is Dermatology Physician (taxonomy code 207N00000X).

Where does Dr. Dayan Li practice?

Dr. Li practices at 300 Pasteur Drive, Stanford, CA 94305. Dr. Li's primary practice is Stanford Hospital at 300 Pasteur Drive in Stanford, California, part of Stanford University. Dmand AI also links Dr. Li to 1 hospital and 2 medical groups.

What is Dr. Dayan Li's office phone number?

The practice phone on file for Dr. Li is (650) 723-4000.

What is Dr. Dayan Li's medical license number?

Dr. Li holds California license A181488.

Which hospitals is Dr. Dayan Li affiliated with?

Dr. Li practices at Stanford Hospital at 300 Pasteur Drive in Stanford, California. Dmand AI links Dr. Li to 1 more hospital.

What medical group is Dr. Dayan Li part of?

Dr. Li is linked to The Permanente Medical Group, Inc. Dmand AI links Dr. Li to 2 more medical groups.

Does Dr. Dayan Li accept Medicare?

Yes. CMS data shows Dr. Li billed Medicare for 395 services in 2024, and Dr. Li accepts Medicare assignment.

Does Dr. Dayan Li offer telehealth?

Yes. The CMS Doctors and Clinicians file lists Dr. Li as offering telehealth services.

What is Dr. Dayan Li's MIPS score?

Dr. Li's MIPS final score for performance year 2024 is 89 out of 100, reported as part of a group.

Show 9 more questionsShow fewer questions

How many Medicare patients does Dr. Dayan Li see?

CMS counts 133 Medicare patients who saw Dr. Li in 2024, with an average age of 72.

Is Dr. Dayan Li board certified?

Yes. Dr. Li is board certified in dermatology by the American Board of Dermatology.

What services does Dr. Dayan Li bill to Medicare?

In 2024, Dr. Li's most billed Medicare services were surgery: skin and soft tissue (17003), office visit, established patient (99214) and office visit, new patient (99204).

Where did Dr. Dayan Li go to medical school?

Dr. Li graduated from Harvard Medical School in 2019.

What drugs does Dr. Dayan Li prescribe most?

In 2024 Medicare Part D data, Dr. Li's most prescribed drugs by claims were Triamcinolone Acetonide, Ketoconazole and Hydrocortisone.

How long has Dr. Dayan Li been practicing?

Dr. Li graduated from medical school in 2019, 7 years ago.

Does Dr. Dayan Li do research?

Dmand AI links 11 publications to Dr. Li, published from 2017 to 2025.

Who does Dr. Dayan Li publish with?

Dr. Li's most frequent co-authors are Michael Thornton Longaker, MBA, MD (4 shared papers), Derrick Check Wan, MD (4 shared papers) and George A. Romar, MD (2 shared papers).

What insurance does Dr. Dayan Li accept?

Dr. Li is in network with 6 carriers, including Aetna, Blue Cross Blue Shield of Michigan and HCSC. HMO plans come from the most carriers, 3. Check the plan with the practice before a visit.

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