Dr. Quin Y. Liu, MD

  • West Hollywood, CA
  • Pediatric gastroenterology physician
NPI1336446244PAC ID2961639984
Medicare services, 2024
723
Medicare patients, 2024
309
Part D claims, 2024
117
Publications
2
Clinical trials
1
Practice address
8700 Beverly Blvd, Los Angeles, CA 90048
Practice phone
Call (310) 423-5000
Professional email
Get professional email
Personal email
Get personal email
Mobile number
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Social profiles

Primary practice

Cedars-Sinai Medical Center

Hospital · Los Angeles, California

See all 7 affiliations

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Dr. Quin Y. Liu is a pediatric gastroenterology physician in West Hollywood, California

Dr. Liu practices at Cedars-Sinai Medical Center in Los Angeles, California, part of Cedars-Sinai Health System.

Dr. Liu's NPI, 1336446244, was assigned on February 12, 2011. Dr. Liu graduated from Drexel University College Of Medicine in 2004. Dr. Liu holds California license A94917.

NPI and contact details
Medicare PAC ID
2961639984
NPI enumeration date
February 12, 2011
NPI status
Active
Accepts Medicare assignment
Yes
Offers telehealth
Yes
Practice phone
(310) 423-5000
Professional email
Get email
Personal email
Get email
Mobile number
Get number
Sex
Male
Estimated age
48
Medical school graduation
2004

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

Dr. Quin Y. Liu practices at Cedars-Sinai Medical Center in Los Angeles, California

Dr. Liu's primary practice is Cedars-Sinai Medical Center, at 8700 Beverly Blvd, Los Angeles, CA 90048 in Los Angeles County. The practice phone is (310) 423-5000.

Source: Dmand AI Affiliation Data

Dr. Quin Y. Liu is affiliated with 4 sites of care and 3 medical groups

Dr. Liu's primary practice is Cedars-Sinai Medical Center in Los Angeles, California, part of Cedars-Sinai Health System. Dr. Liu is also affiliated with Children's Hospital Los Angeles. The medical group on file is Cedars-Sinai Medical Center. Dmand AI also links Dr. Liu to 1 more hospital, 2 medical groups and 1 group practice or clinic, each named with a free account.

See all 7 affiliations for Dr. Liu

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

Dmand AI tracks the EHR system at Dr. Quin Y. Liu's practice

Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Liu practices, 4 sites in all. Vendor and product names are available with a free account.

EHR by site
SiteEHR vendor and product
Cedars-Sinai Medical CenterAvailable with a free account
+3 more sites and 2 medical groupsAvailable with a free account

Source: Dmand AI Technology Install Data

For health IT teams

See the EHR and IT leaders at every hospital where Dr. Liu practices

Dmand AI maps EHR vendors, IT decision makers and buying committees across Cedars-Sinai Health System and 6.2K+ hospitals, with verified contacts in the same login.

Dr. Quin Y. Liu is one of 251 pediatric gastroenterology physicians in California

Pediatric gastroenterology is Dr. Liu's primary specialty in the NPI Registry, under taxonomy code 2080P0206X. Dr. Liu is board certified in pediatric gastroenterology by the American Board of Pediatrics. Dr. Liu is licensed in California.

Specialties and state licenses

  • Pediatric gastroenterology, CaliforniaPrimaryLicense A94917 · 2006 to 2026 · taxonomy 2080P0206X

Clinical focus

Dmand AI lists bile duct problems, colonoscopy, esophagus, stomach, or upper small intestine surgery, intestinal or bowel obstruction, liver disease, pancreas or bile duct endoscopy (ERCP) and upper GI endoscopy among the conditions Dr. Liu treats.

Pediatric gastroenterology physicians near Dr. Liu

Counts of pediatric gastroenterology physicians 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. Quin Y. Liu billed Medicare for 723 services in 2024

CMS data shows 723 Medicare services from Dr. Liu across 18 procedure codes in 2024, for 309 Medicare patients. Medicare paid $92,692 for them. Every service was in a facility, such as a hospital, rather than an office.

Medicare services, 2024723
Medicare patients309
Paid by Medicare$92,692
Procedure codes18

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

  • 2023
  • 2024
Surgery
2023: 5632024: 48813%
Imaging
2023: 1432024: 1328%
Office and hospital visits
2023: 522024: 10398%

Dr. Liu compared with the California median for pediatric gastroenterology physicians, 2024

  • Dr. Liu
  • California median
Medicare services
723vs 4914.8 times
Part D claims
67vs 125.6 times

Medians across 44 pediatric gastroenterology physicians in California with Dmand AI profiles that report each measure.

Dr. Liu'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. Liu

Need commercial claims for Dr. Liu?

Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Liu and other pediatric gastroenterology physicians in California.

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

Dr. Quin Y. Liu treated 309 Medicare patients in 2024, average age 73

CMS counts 309 Medicare patients who saw Dr. Liu in 2024. The largest group is 65 to 74, with 132 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 39% are also on Medicaid. Their average risk score is 2.37, where 1.00 is the Medicare average, so they are sicker than most Medicare patients.

Across all payers, Dmand AI patient panel data puts Dr. Liu's median patient age at 69, with 53% women.

Medicare patients, 2024309
Average age73
Average risk score2.37
Also on Medicaid39%

Dr. Liu's Medicare patients by age, 2024

Dr. Liu's Medicare patients by sex, 2024

  • Women17456%
  • Men13544%

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

  1. High blood pressure75%
  2. High cholesterol75%
  3. Arthritis56%
  4. Diabetes53%
  5. Ischemic heart disease46%
  6. Mood disorders40%
  7. Anxiety37%
  8. Depression36%

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

Dr. Liu's patients across all payers

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

Patient panel by age, all payers

Median age 69

Patient panel by sex, all payers

  • Women53%
  • Men47%

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

Dr. Quin Y. Liu wrote 117 Medicare Part D claims in 2024

In 2024, Dr. Liu wrote 117 Medicare Part D claims for 42 patients. 85% of them were for generic drugs. CMS names the drug for 67 of them, across 4 drugs with 11 or more claims each, at $46,384 in total drug cost. In 2023, CMS named 33 claims across 2 drugs.

Part D claims, 2024117
Drugs named by CMS4
Total drug cost$46,384
Part D patients42

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

  • Generic100 claims85%
  • Brand-name17 claims15%

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

  • Antibiotics28%33 of 117 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: 332024: 67103%

Drugs named by CMS: 4 in 2024, 2 in 2023.

See all prescribing by Dr. Liu

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. Quin Y. Liu scored 93 out of 100 in Medicare's MIPS program for 2024

CMS publishes a Merit-based Incentive Payment System (MIPS) score of 93 out of 100 for Dr. Liu for performance year 2024, reported as part of a group. Dr. Liu accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS lists Dr. Liu as offering telehealth. CMS counts 520 procedures of upper gastrointestinal (gi) endoscopy for acid reflux by Dr. Liu, more than 99% of the clinicians it reports for that procedure.

Accepts Medicare assignment
Yes
Offers telehealth
Yes

Dr. Liu's MIPS scores, performance year 2024

  • 93of 100Final score
  • 77.8of 100Quality
  • 98of 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 Dr. Liu ranks in Medicare procedure volume

Upper gastrointestinal (GI) endoscopy for acid reflux
99th percentile520 procedures
Colonoscopy
78th percentile92 procedures

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

Removal of skin lesions: 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)

For MedTech and pharma teams

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Dr. Quin Y. Liu has 2 publications on record

Dmand AI links 2 papers to Dr. Liu, published from 2018 to 2021. Dr. Liu's most frequent co-authors are Brad Clayton Barth, MD, Dwight M. Bissell, MD and Shiu-Yi Emily Chen, MD.

Papers2
Years published2018 to 2021

Dr. Liu's most frequent co-authors

Recent publications by Dr. Liu

See all 2 publications and co-authors

See who Dr. Liu researches with

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

How network discovery works

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

Dr. Quin Y. Liu has worked on 1 clinical trial

Dmand AI links Dr. Liu to 1 clinical trial. Conditions studied include Pancreatitis, Chronic and Pancreatitis.

Conditions in Dr. Liu's trials

  • Pancreatitis, Chronic
  • Pancreatitis

Investigators on the most trials with Dr. Liu

Recent clinical trials with Dr. Liu

Sources: Dmand AI Research Linkage; and ClinicalTrials.gov (National Library of Medicine)

Dr. Quin Y. Liu received $1,463 in industry payments from 2016 to 2025

CMS Open Payments shows 25 general payments to Dr. Liu from 7 drug and device companies from 2016 to 2025. Food and beverage make up the largest share, 87% of the total. Boston Scientific Corporation paid the most, $854.

General payments to Dr. Liu by program year, 2016 to 2025

General payments to Dr. Liu by kind, 2016 to 2025

$1.5Kin total
  • Food and beverage$1,27887%
  • Travel and lodging$18513%

Companies that paid Dr. Liu the most, 2016 to 2025

Share is of all general payments to this clinician.

See all payments to Dr. Liu

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

Dr. Quin Y. Liu graduated from Drexel University College Of Medicine

Dr. Liu graduated from Drexel University College Of Medicine in 2004.

  1. Medical schoolDrexel University College Of Medicine
  2. Board certified in pediatric gastroenterologyAmerican Board of Pediatrics
  3. Board certified in pediatricsAmerican Board of Pediatrics

Source: Dmand AI Professional Profile Data

Dr. Quin Y. Liu accepts plans from 15 insurance carriers

Dr. Liu is in network with 15 carriers, including Aetna, Blue Cross Blue Shield of Michigan and Elevance. Medicare plans come from the most carriers, 9. Check the plan with the practice before a visit.

  • Aetna
  • Blue Cross Blue Shield of Michigan
  • Elevance
  • United Healthcare
  • HCSC
  • Blue Cross Blue Shield of Massachusetts
  • Molina
  • Regence Health Plans
  • +7 more carriersWith a free account

Plan types Dr. Liu accepts, by number of carriers

  1. Medicare9
  2. PPO9
  3. HMO7
  4. EPO4
  5. POS3
  6. Medicaid1

Source: Dmand AI Insurance Network Data

Sources for Dr. Quin Y. Liu'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
Clinical trials and co-investigatorsDmand AI Research LinkageClinicalTrials.gov (National Library of Medicine) (opens in a new tab)
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 Dr. Quin Y. Liu

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. Quin Y. Liu's NPI number?

Dr. Quin Y. Liu's NPI number is 1336446244. It was assigned on February 12, 2011, and it is active in the NPI Registry.

What kind of doctor is Dr. Quin Y. Liu?

Dr. Quin Y. Liu is a pediatric gastroenterology physician in West Hollywood, California. The primary specialty in the NPI Registry is Pediatric Gastroenterology Physician (taxonomy code 2080P0206X).

Where does Dr. Quin Y. Liu practice?

Dr. Liu practices at 8700 Beverly Blvd, Los Angeles, CA 90048. Dr. Liu's primary practice is Cedars-Sinai Medical Center in Los Angeles, California, part of Cedars-Sinai Health System. Dmand AI also links Dr. Liu to 1 hospital, 2 medical groups and 1 group practice or clinic.

What is Dr. Quin Y. Liu's office phone number?

The practice phone on file for Dr. Liu is (310) 423-5000.

What is Dr. Quin Y. Liu's medical license number?

Dr. Liu holds California license A94917.

Which hospitals is Dr. Quin Y. Liu affiliated with?

Dr. Liu practices at Cedars-Sinai Medical Center in Los Angeles, California. Dr. Liu is also affiliated with Children's Hospital Los Angeles. Dmand AI links Dr. Liu to 1 more hospital.

What medical group is Dr. Quin Y. Liu part of?

Dr. Liu is linked to Cedars-Sinai Medical Center. Dmand AI links Dr. Liu to 2 more medical groups.

Does Dr. Quin Y. Liu accept Medicare?

Yes. CMS data shows Dr. Liu billed Medicare for 723 services in 2024, and Dr. Liu accepts Medicare assignment.

Does Dr. Quin Y. Liu offer telehealth?

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

What is Dr. Quin Y. Liu's MIPS score?

Dr. Liu's MIPS final score for performance year 2024 is 93 out of 100, reported as part of a group.

Show 10 more questionsShow fewer questions

How many Medicare patients does Dr. Quin Y. Liu see?

CMS counts 309 Medicare patients who saw Dr. Liu in 2024, with an average age of 73.

Is Dr. Quin Y. Liu board certified?

Yes. Dr. Liu is board certified in pediatric gastroenterology by the American Board of Pediatrics.

What services does Dr. Quin Y. Liu bill to Medicare?

In 2024, Dr. Liu's most billed Medicare services were diagnostic imaging (74328), surgery: digestive system (43276) and surgery: digestive system (43264).

Where did Dr. Quin Y. Liu go to medical school?

Dr. Liu graduated from Drexel University College Of Medicine in 2004.

What drugs does Dr. Quin Y. Liu prescribe most?

In 2024 Medicare Part D data, Dr. Liu's most prescribed drugs by claims were Ursodiol, Ciprofloxacin HCl and Creon.

Has Dr. Quin Y. Liu received payments from drug or device companies?

CMS Open Payments shows $1,463 in general payments to Dr. Liu from 7 companies from 2016 to 2025. The largest total came from Boston Scientific Corporation.

How long has Dr. Quin Y. Liu been practicing?

Dr. Liu graduated from medical school in 2004, 22 years ago.

Does Dr. Quin Y. Liu do research?

Dmand AI links 2 publications to Dr. Liu, published from 2018 to 2021. Dr. Liu has worked on 1 clinical trial.

Who does Dr. Quin Y. Liu publish with?

Dr. Liu's most frequent co-authors are Brad Clayton Barth, MD (1 shared paper), Dwight M. Bissell, MD (1 shared paper) and Shiu-Yi Emily Chen, MD (1 shared paper).

What insurance does Dr. Quin Y. Liu accept?

Dr. Liu is in network with 15 carriers, including Aetna, Blue Cross Blue Shield of Michigan and Elevance. Medicare plans come from the most carriers, 9. Check the plan with the practice before a visit.

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