Dr. John Chung-Liang Liu, MD

  • Los Angeles, CA
  • Neurosurgeon
NPI1235161449PAC ID5294869004
Medicare services, 2024
636
Medicare patients, 2024
389
Part D claims, 2024
17
Publications
9
Hospital affiliations
4
Practice address
1500 San Pablo Street, Los Angeles, CA 90033
Practice phone
Call (323) 442-8656
Professional email
Get professional email
Personal email
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Mobile number
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Social profiles

Primary practice

Keck Hospital of USC

Hospital · Los Angeles, California

See all 9 affiliations

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Dr. John Chung-Liang Liu is a neurosurgeon in Los Angeles, California

Dr. Liu practices at Keck Hospital of USC in Los Angeles, California, part of University of Southern California.

Dr. Liu's NPI, 1235161449, was assigned on July 7, 2006. Dr. Liu graduated from David Geffen School of Medicine at UCLA in 1992. Dr. Liu holds California license G88822.

NPI and contact details
Medicare PAC ID
5294869004
NPI enumeration date
July 7, 2006
NPI status
Active
Accepts Medicare assignment
Yes
Offers telehealth
Yes
Practice phone
(323) 442-8656
Professional email
Get email
Personal email
Get email
Mobile number
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Sex
Male
Estimated age
60
Medical school graduation
1992

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

Dr. John Chung-Liang Liu practices at Keck Hospital of USC in Los Angeles, California

Dr. Liu's primary practice is Keck Hospital of USC, at 1500 San Pablo Street, Los Angeles, CA 90033 in Los Angeles County. The practice phone is (323) 442-8656.

  • Keck Hospital of USC
    1500 San Pablo Street, Los Angeles, CA 90033 · Los Angeles CountyPhone(323) 442-8656

Source: Dmand AI Affiliation Data

Dr. John Chung-Liang Liu is affiliated with 8 sites of care and 1 medical group

Dr. Liu's primary practice is Keck Hospital of USC in Los Angeles, California, part of University of Southern California. Dr. Liu is also affiliated with Eisenhower Health. The medical group on file is USC Care Medical Group. Dmand AI also links Dr. Liu to 2 more hospitals, 1 group practice or clinic, 1 home health agency, 1 other site and 1 urgent care center, each named with a free account.

See all 9 affiliations for Dr. Liu

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

Dmand AI tracks the EHR system at Dr. John Chung-Liang Liu's practice

Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Liu practices, 8 sites in all. Vendor and product names are available with a free account.

EHR by site
SiteEHR vendor and product
Keck Hospital of USCAvailable with a free account
+7 more affiliated sitesAvailable 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 University of Southern California and 6.2K+ hospitals, with verified contacts in the same login.

Dr. John Chung-Liang Liu is one of 846 neurosurgeons in California

Neurological surgery is Dr. Liu's primary specialty in the NPI Registry, under taxonomy code 207T00000X. Dr. Liu is board certified in neurological surgery by the American Board of Neurological Surgery. Dmand AI has Dr. Liu's licenses on file in 2 states: California and Illinois.

Specialties and state licenses

  • Neurological surgery, CaliforniaPrimaryLicense G88822 · 2010 to 2026 · taxonomy 207T00000X
  • Illinois license1992 to 2011

Clinical focus

Dmand AI lists back and neck pain treatment without fusion, lower back pain, muscle pain, fibromyalgia, and limb pain, neck pain and spine problems, spinal fusion and thoracic spine disorders among the conditions Dr. Liu treats.

Neurosurgeons near Dr. Liu

Counts of neurosurgeons 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. John Chung-Liang Liu billed Medicare for 636 services in 2024

CMS data shows 636 Medicare services from Dr. Liu across 7 procedure codes in 2024, for 389 Medicare patients. Medicare paid $98,000 for them.

Medicare services, 2024636
Medicare patients389
Paid by Medicare$98,000
Procedure codes7

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

  • 2023
  • 2024
Office and hospital visits
2023: 5802024: 5387%
Surgery
2023: 1132024: 9813%

Where Dr. Liu's Medicare services took place, 2024

  • In an office27643%
  • In a facility36057%

Dr. Liu compared with the California median for neurosurgeons, 2024

  • Dr. Liu
  • California median
Medicare services
636vs 2162.9 times
Medicare patients
389vs 1542.5 times
Part D claims
20vs 2623% below

Medians across 679 neurosurgeons 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 neurosurgeons in California.

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

Dr. John Chung-Liang Liu treated 389 Medicare patients in 2024, average age 74

CMS counts 389 Medicare patients who saw Dr. Liu in 2024. The largest group is 65 to 74, with 193 patients. 75% of them have arthritis, and 75% have high blood pressure. 21% are also on Medicaid. Their average risk score is 1.24, where 1.00 is the Medicare average.

Across all payers, Dmand AI patient panel data puts Dr. Liu's median patient age at 69, with 52% women.

Medicare patients, 2024389
Average age74
Average risk score1.24
Also on Medicaid21%

Dr. Liu's Medicare patients by age, 2024

Dr. Liu's Medicare patients by sex, 2024

  • Women21555%
  • Men17445%

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

  1. Arthritis75%
  2. High blood pressure75%
  3. High cholesterol75%
  4. Ischemic heart disease36%
  5. Diabetes35%
  6. Osteoporosis30%
  7. Mood disorders29%
  8. Anxiety27%

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

  • Women52%
  • Men47%

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

Dr. John Chung-Liang Liu wrote 17 Medicare Part D claims in 2024

In 2024, Dr. Liu wrote 17 Medicare Part D claims. 94% of them were for generic drugs. They cover 1 drug, with $175 in total drug cost. In 2021, CMS named 50 claims across 2 drugs.

Part D claims, 202417
Drugs named by CMS1
Total drug cost$175

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

  • Generic16 claims94%
  • Brand-name and other1 claims6%

Dr. Liu's most prescribed drugs by claims, 2022

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

Part D claims for drugs CMS names, 2021 to 2022

  • 2021
  • 2022
Claims for drugs CMS names
2021: 502022: 2060%

Drugs named by CMS: 1 in 2022, 2 in 2021.

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. John Chung-Liang Liu ranks in the 90th percentile for laminectomy or laminotomy (partial removal of spine bones) in Medicare

Dr. Liu accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS lists Dr. Liu as offering telehealth. CMS counts 81 procedures of laminectomy or laminotomy (partial removal of spine bones) by Dr. Liu, more than 90% of the clinicians it reports for that procedure.

Accepts Medicare assignment
Yes
Offers telehealth
Yes

Where Dr. Liu ranks in Medicare procedure volume

Spinal fusion
86th percentile167 procedures
Laminectomy or laminotomy (partial removal of spine bones)
90th percentile81 procedures

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

Sources: Doctors and Clinicians National Downloadable File (CMS); and Doctors and Clinicians Utilization Data (CMS)

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Dr. John Chung-Liang Liu has 9 publications on record

Dmand AI links 9 papers to Dr. Liu, published from 2011 to 2023. 2021 was the busiest year, with 3. Dr. Liu's most frequent co-authors are Joshua Bakhsheshian, MD, MHA, Doniel G. Drazin and Richard Glenn Fessler, MD.

Papers9
Years published2011 to 2023

Dr. Liu's papers by year, 2011 to 2023

Dr. Liu's most frequent co-authors

Recent publications by Dr. Liu

See all 9 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 neurosurgeons.

How network discovery works

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

Dr. John Chung-Liang Liu received $14,744 in industry payments from 2016 to 2025

CMS Open Payments shows 43 general payments to Dr. Liu from 17 drug and device companies from 2016 to 2025. Consulting fees make up the largest share, 81% of the total. NovApproach Spine, LLC paid the most, $11,875.

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

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

$14.7Kin total
  • Consulting fees$11,87581%
  • Food and beverage$1,86913%
  • Honoraria$1,0007%

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. John Chung-Liang Liu graduated from David Geffen School of Medicine at UCLA

Dr. Liu graduated from David Geffen School of Medicine at UCLA in 1992. Dr. Liu is a member of CNS.

  1. Medical schoolDavid Geffen School of Medicine at UCLA
  2. Board certified in neurological surgeryAmerican Board of Neurological Surgery

Source: Dmand AI Professional Profile Data

Dr. John Chung-Liang Liu accepts plans from 10 insurance carriers

Dr. Liu is in network with 10 carriers, including Aetna, Blue Cross Blue Shield of Michigan and United Healthcare. Medicare plans come from the most carriers, 7. Check the plan with the practice before a visit.

  • Aetna
  • Blue Cross Blue Shield of Michigan
  • United Healthcare
  • Blue Cross Blue Shield of Massachusetts
  • HCSC
  • Regence Health Plans
  • Aspirus Health Plan
  • Blue Cross and Blue Shield of Kansas City
  • +2 more carriersWith a free account

Plan types Dr. Liu accepts, by number of carriers

  1. Medicare7
  2. PPO7
  3. POS4
  4. HMO3
  5. EPO2

Source: Dmand AI Insurance Network Data

Sources for Dr. John Chung-Liang 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)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 Dr. John Chung-Liang 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. John Chung-Liang Liu's NPI number?

Dr. John Chung-Liang Liu's NPI number is 1235161449. It was assigned on July 7, 2006, and it is active in the NPI Registry.

What kind of doctor is Dr. John Chung-Liang Liu?

Dr. John Chung-Liang Liu is a neurosurgeon in Los Angeles, California. The primary specialty in the NPI Registry is Neurological Surgery Physician (taxonomy code 207T00000X).

Where does Dr. John Chung-Liang Liu practice?

Dr. Liu practices at 1500 San Pablo Street, Los Angeles, CA 90033. Dr. Liu's primary practice is Keck Hospital of USC in Los Angeles, California, part of University of Southern California. Dmand AI also links Dr. Liu to 2 hospitals, 1 group practice or clinic, 1 home health agency, 1 other site and 1 urgent care center.

What is Dr. John Chung-Liang Liu's office phone number?

The practice phone on file for Dr. Liu is (323) 442-8656.

What is Dr. John Chung-Liang Liu's medical license number?

Dr. Liu holds California license G88822, one of the licenses on file in 2 states.

Which states has Dr. John Chung-Liang Liu been licensed in?

Dmand AI has state licenses on file for Dr. Liu in California (2010 to 2026) and Illinois (1992 to 2011).

Which hospitals is Dr. John Chung-Liang Liu affiliated with?

Dr. Liu practices at Keck Hospital of USC in Los Angeles, California. Dr. Liu is also affiliated with Eisenhower Health. Dmand AI links Dr. Liu to 2 more hospitals.

What medical group is Dr. John Chung-Liang Liu part of?

Dr. Liu is linked to USC Care Medical Group.

Does Dr. John Chung-Liang Liu accept Medicare?

Yes. CMS data shows Dr. Liu billed Medicare for 636 services in 2024, and Dr. Liu accepts Medicare assignment.

Does Dr. John Chung-Liang Liu offer telehealth?

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

Show 10 more questionsShow fewer questions

How many Medicare patients does Dr. John Chung-Liang Liu see?

CMS counts 389 Medicare patients who saw Dr. Liu in 2024, with an average age of 74.

Is Dr. John Chung-Liang Liu board certified?

Yes. Dr. Liu is board certified in neurological surgery by the American Board of Neurological Surgery.

What services does Dr. John Chung-Liang Liu bill to Medicare?

In 2024, Dr. Liu's most billed Medicare services were office visit, established patient (99214), office visit, new patient (99204) and surgery: bones and joints (22614).

Where did Dr. John Chung-Liang Liu go to medical school?

Dr. Liu graduated from David Geffen School of Medicine at UCLA in 1992.

What drugs does Dr. John Chung-Liang Liu prescribe most?

In 2022 Medicare Part D data, Dr. Liu's most prescribed drugs by claims were Gabapentin.

Has Dr. John Chung-Liang Liu received payments from drug or device companies?

CMS Open Payments shows $14,744 in general payments to Dr. Liu from 17 companies from 2016 to 2025. The largest total came from NovApproach Spine, LLC.

How long has Dr. John Chung-Liang Liu been practicing?

Dr. Liu graduated from medical school in 1992, 34 years ago.

Does Dr. John Chung-Liang Liu do research?

Dmand AI links 9 publications to Dr. Liu, published from 2011 to 2023.

Who does Dr. John Chung-Liang Liu publish with?

Dr. Liu's most frequent co-authors are Joshua Bakhsheshian, MD, MHA (1 shared paper), Doniel G. Drazin (1 shared paper) and Richard Glenn Fessler, MD (1 shared paper).

What insurance does Dr. John Chung-Liang Liu accept?

Dr. Liu is in network with 10 carriers, including Aetna, Blue Cross Blue Shield of Michigan and United Healthcare. Medicare plans come from the most carriers, 7. Check the plan with the practice before a visit.

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