Dr. Lili Yao, MD

  • Everett, WA
  • Internist
NPI1407017510PAC ID0244401511
Medicare services, 2024
668
Medicare patients, 2024
180
Part D claims, 2024
7,000
Publications
17
Hospital affiliations
3
Practice address
1321 Colby Avenue, Everett, WA 98201
Practice phone
Call (425) 261-2000
Professional email
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Personal email
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Mobile number
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Social profiles

Primary practice

Providence Regional Medical Center Everett

Hospital · Everett, Washington

See all 4 affiliations

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Dr. Lili Yao is an internist in Everett, Washington

Dr. Yao practices at Providence Regional Medical Center Everett in Everett, Washington, part of Providence Health & Services.

Dr. Yao's NPI, 1407017510, was assigned on June 20, 2008. Dr. Yao holds Washington license MD60197739.

NPI and contact details
Medicare PAC ID
0244401511
NPI enumeration date
June 20, 2008
NPI status
Active
Accepts Medicare assignment
Yes
Offers telehealth
Yes
Practice phone
(425) 261-2000
Professional email
Get email
Personal email
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Mobile number
Get number
Sex
Female
Estimated age
54
Medical school graduation
1998

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

Dr. Lili Yao practices at Providence Regional Medical Center Everett in Everett, Washington

Dr. Yao's primary practice is Providence Regional Medical Center Everett, at 1321 Colby Avenue, Everett, WA 98201 in Snohomish County. The practice phone is (425) 261-2000.

Source: Dmand AI Affiliation Data

Dr. Lili Yao is affiliated with 3 sites of care and 1 medical group

Dr. Yao's primary practice is Providence Regional Medical Center Everett in Everett, Washington, part of Providence Health & Services. Dr. Yao is also affiliated with Swedish First Hill Campus. The medical group on file is Providence Medical Group - North Puget Sound (Everett). Dmand AI also links Dr. Yao to 1 more hospital, named with a free account.

See all 4 affiliations for Dr. Yao

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

Dmand AI tracks the EHR system at Dr. Lili Yao's practice

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

EHR by site
SiteEHR vendor and product
Providence Regional Medical Center EverettAvailable with a free account
+2 more affiliated sitesAvailable with a free account

Source: Dmand AI Technology Install Data

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Dr. Lili Yao is one of 2,689 internists in Washington

Internal medicine is Dr. Yao's primary specialty in the NPI Registry, under taxonomy code 207R00000X. Dmand AI has Dr. Yao's licenses on file in 2 states: Washington and Texas.

Specialties and state licenses

  • Internal medicine, WashingtonPrimaryLicense MD60197739 · taxonomy 207R00000X
  • Texas licenseLicense BP10032365

Internists near Dr. Yao

Counts of internists 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. Lili Yao billed Medicare for 668 services in 2024

CMS data shows 668 Medicare services from Dr. Yao across 9 procedure codes in 2024, for 180 Medicare patients. Medicare paid $43,736 for them. Every service was in an office.

Medicare services, 2024668
Medicare patients180
Paid by Medicare$43,736
Procedure codes9

Dr. Yao's Medicare services by type, 2023 to 2024

  • 2023
  • 2024
Office and hospital visits
2023: 3912024: 32018%
Other services
2023: 1052024: 274161%
Lab and pathology
2023: 492024: 502%
Tests and treatments
2023: 172024: 2441%

Dr. Yao compared with the Washington median for internists, 2024

  • Dr. Yao
  • Washington median
Medicare services
668vs 36484% above
Medicare patients
180vs 1659% above
Part D claims
6,438vs 18235.4 times

Medians across 2,604 internists in Washington with Dmand AI profiles that report each measure.

Dr. Yao'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. Yao

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

Dr. Lili Yao treated 180 Medicare patients in 2024, average age 75

CMS counts 180 Medicare patients who saw Dr. Yao in 2024. The largest group is 65 to 74, with 85 patients. 75% of them have high cholesterol, and 61% have high blood pressure. 13% are also on Medicaid. Their average risk score is 1.18, where 1.00 is the Medicare average.

Across all payers, Dmand AI patient panel data puts Dr. Yao's median patient age at 72, with 70% women.

Medicare patients, 2024180
Average age75
Average risk score1.18
Also on Medicaid13%

Dr. Yao's Medicare patients by age, 2024

CMS leaves out age groups with fewer than 11 patients.

Dr. Yao's Medicare patients by sex, 2024

  • Women12368%
  • Men5732%

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

  1. High cholesterol75%
  2. High blood pressure61%
  3. Arthritis31%
  4. Diabetes29%
  5. Chronic kidney disease24%
  6. Mood disorders24%
  7. Depression23%
  8. Ischemic heart disease16%

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

Dr. Yao's patients across all payers

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

Patient panel by age, all payers

Median age 72

Patient panel by sex, all payers

  • Women70%
  • Men30%

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

Dr. Lili Yao wrote 7,000 Medicare Part D claims in 2024

In 2024, Dr. Yao wrote 7,000 Medicare Part D claims for 455 patients. 89% of them were for generic drugs. CMS names the drug for 6,438 of them, across 122 drugs with 11 or more claims each, at $511,084 in total drug cost. In 2023, CMS named 5,964 claims across 117 drugs.

Part D claims, 20247,000
Drugs named by CMS122
Total drug cost$511,084
Part D patients455

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

  • Generic6,225 claims89%
  • Brand-name733 claims10%
  • Other42 claims1%

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

  • Opioids2%142 of 7,000 claims
  • Antibiotics1%96 of 7,000 claims
  • Antipsychotics, patients 65 and over0%28 of 7,000 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: 5,9642024: 6,4388%

Drugs named by CMS: 122 in 2024, 117 in 2023.

See all prescribing by Dr. Yao

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. Lili Yao offers telehealth to Medicare patients

Dr. Yao accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS lists Dr. Yao as offering telehealth.

Accepts Medicare assignment
Yes
Offers telehealth
Yes

Source: Doctors and Clinicians National Downloadable File (CMS)

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Dr. Lili Yao has 17 publications on record

Dmand AI links 17 papers to Dr. Yao, published from 2013 to 2025. 2018 was the busiest year, with 2. The most frequent topics are Antibodies, Monoclonal, Humanized, Antineoplastic Agents, Immunological and Cell Line, Tumor. Dr. Yao has published most often in Bioorg Med Chem Lett. Dr. Yao's most frequent co-authors are Kevin Glen Norwood, MD, Alain Algazi, MD and Andrew Eugene Hendifar, MD, MPH.

Papers17
Years published2013 to 2025

Dr. Yao's papers by year, 2013 to 2025

Topics Dr. Yao writes about most

  • Antibodies, Monoclonal, Humanized
  • Antineoplastic Agents, Immunological
  • Cell Line, Tumor
  • DNA Mismatch Repair
  • Endometrial Neoplasms
  • Enzyme Inhibitors
  • Mice, Inbred BALB C
  • Microsatellite Instability

Dr. Yao's most frequent co-authors

Recent publications by Dr. Yao

See all 17 publications and co-authors

See who Dr. Yao researches with

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

How network discovery works

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

Dr. Lili Yao received $215 in industry payments from 2018 to 2019

CMS Open Payments shows 2 general payments to Dr. Yao from 1 drug or device company from 2018 to 2019. Food and beverage make up the largest share, 100% of the total. Nevro Corp. paid the most, $215.

General payments to Dr. Yao by program year, 2018 to 2019

Companies that paid Dr. Yao the most, 2018 to 2019

Share is of all general payments to this clinician.

See all payments to Dr. Yao

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

Sources for Dr. Lili Yao'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)
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)
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. Lili Yao

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. Lili Yao's NPI number?

Dr. Lili Yao's NPI number is 1407017510. It was assigned on June 20, 2008, and it is active in the NPI Registry.

What kind of doctor is Dr. Lili Yao?

Dr. Lili Yao is an internist in Everett, Washington. The primary specialty in the NPI Registry is Internal Medicine Physician (taxonomy code 207R00000X).

Where does Dr. Lili Yao practice?

Dr. Yao practices at 1321 Colby Avenue, Everett, WA 98201. Dr. Yao's primary practice is Providence Regional Medical Center Everett in Everett, Washington, part of Providence Health & Services. Dmand AI also links Dr. Yao to 1 hospital.

What is Dr. Lili Yao's office phone number?

The practice phone on file for Dr. Yao is (425) 261-2000.

What is Dr. Lili Yao's medical license number?

Dr. Yao holds Washington license MD60197739, one of the licenses on file in 2 states.

Which states has Dr. Lili Yao been licensed in?

Dmand AI has state licenses on file for Dr. Yao in Washington and Texas.

Which hospitals is Dr. Lili Yao affiliated with?

Dr. Yao practices at Providence Regional Medical Center Everett in Everett, Washington. Dr. Yao is also affiliated with Swedish First Hill Campus. Dmand AI links Dr. Yao to 1 more hospital.

What medical group is Dr. Lili Yao part of?

Dr. Yao is linked to Providence Medical Group - North Puget Sound (Everett).

Does Dr. Lili Yao accept Medicare?

Yes. CMS data shows Dr. Yao billed Medicare for 668 services in 2024, and Dr. Yao accepts Medicare assignment.

Does Dr. Lili Yao offer telehealth?

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

Show 7 more questionsShow fewer questions

How many Medicare patients does Dr. Lili Yao see?

CMS counts 180 Medicare patients who saw Dr. Yao in 2024, with an average age of 75.

What services does Dr. Lili Yao bill to Medicare?

In 2024, Dr. Yao's most billed Medicare services were office visit, established patient (99214), medicare service (G2211) and medicare service (G0439).

What drugs does Dr. Lili Yao prescribe most?

In 2024 Medicare Part D data, Dr. Yao's most prescribed drugs by claims were Atorvastatin Calcium, Levothyroxine Sodium and Metformin HCl ER.

Has Dr. Lili Yao received payments from drug or device companies?

CMS Open Payments shows $215 in general payments to Dr. Yao from 1 company from 2018 to 2019. The largest total came from Nevro Corp.

How long has Dr. Lili Yao been practicing?

Dr. Yao graduated from medical school in 1998, 28 years ago.

Does Dr. Lili Yao do research?

Dmand AI links 17 publications to Dr. Yao, published from 2013 to 2025.

Who does Dr. Lili Yao publish with?

Dr. Yao's most frequent co-authors are Kevin Glen Norwood, MD (3 shared papers), Alain Algazi, MD (1 shared paper) and Andrew Eugene Hendifar, MD, MPH (1 shared paper).

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