Dr. Feng Liu, MD

  • Highland, CA
  • Neurologist
NPI1457449910PAC ID6103971726
Medicare services, 2024
7,496
Medicare patients, 2024
150
Part D claims, 2024
2,939
Publications
1,570
Hospital affiliations
1
Practice address
7000 Boulder Avenue, Highland, CA 92346
Practice phone
Call (909) 425-3133
Professional email
Get professional email
Personal email
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Mobile number
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Social profiles

Primary practice

Optum - Highland Boulder

Mammography / Breast Imaging Center · Highland, California

See all 6 affiliations

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Dr. Feng Liu is a neurologist in Highland, California

Dr. Liu practices at Optum - Highland Boulder in Highland, California.

Dr. Liu's NPI, 1457449910, was assigned on October 10, 2006. Dr. Liu graduated from Shanghai Medical University in 1987. Dr. Liu's South Carolina license number on file is LL27764.

NPI and contact details
Medicare PAC ID
6103971726
NPI enumeration date
October 10, 2006
NPI status
Active
Accepts Medicare assignment
Yes
Practice phone
(909) 425-3133
Professional email
Get email
Personal email
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Mobile number
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Sex
Male
Estimated age
65
Medical school graduation
1987

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

Dr. Feng Liu practices at Optum - Highland Boulder in Highland, California

Dr. Liu's primary practice is Optum - Highland Boulder, at 7000 Boulder Avenue, Highland, CA 92346. The practice phone is (909) 425-3133.

  • Optum - Highland Boulder
    7000 Boulder Avenue, Highland, CA 92346Phone(909) 425-3133

Source: Dmand AI Affiliation Data

Dr. Feng Liu is affiliated with 4 sites of care and 2 medical groups

Dr. Liu's primary practice is Optum - Highland Boulder in Highland, California. Dr. Liu is also affiliated with Redlands Community Hospital. The medical group on file is Optum - Downtown Los Angeles. Dmand AI also links Dr. Liu to 2 more group practices and clinics and 1 medical group, each named with a free account. Dr. Liu's employer is on file too: a breast imaging center.

See all 6 affiliations for Dr. Liu

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

Dmand AI tracks the EHR system at Dr. Feng 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
Optum - Highland BoulderAvailable with a free account
+3 more sites and 1 medical groupAvailable with a free account

Source: Dmand AI Technology Install Data

For health IT teams

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Dr. Feng Liu is one of 2,207 neurologists in California

Neurology is Dr. Liu's primary specialty in the NPI Registry, under taxonomy code 2084N0400X. Dr. Liu is board certified in therapeutic medical physics by the American Board of Radiology. Dmand AI has Dr. Liu's licenses on file in 2 states: South Carolina and California.

Specialties and state licenses

  • Neurology, South CarolinaPrimaryLicense LL27764 · 2005 to 2009 · taxonomy 2084N0400X
  • California licenseLicense A107854 · 2009 to 2026

Clinical focus

Dmand AI lists alzheimer's disease, carpal tunnel syndrome, cerebrovascular disease, encephalopathy, epilepsy, essential tremor, lower back pain and migraine and chronic headache among the conditions Dr. Liu treats.

Neurologists near Dr. Liu

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

2,207neurologists in California
3neurologists in Highland

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

Dr. Feng Liu billed Medicare for 7,496 services in 2024

CMS data shows 7,496 Medicare services from Dr. Liu across 8 procedure codes in 2024, for 150 Medicare patients. Medicare paid $40,564 for them. Every service was in an office.

Medicare services, 20247,496
Medicare patients150
Paid by Medicare$40,564
Procedure codes8

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

  • 2023
  • 2024
Drugs given in the office
2023: 642024: 7,28011275%
Office and hospital visits
2023: 1752024: 1761%
Surgery
2023: 02024: 29
Tests and treatments
2023: 02024: 11

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

  • Dr. Liu
  • California median
Medicare services
7,496vs 40418.6 times
Medicare patients
150vs 19021% below
Part D claims
2,712vs 3248.4 times

Medians across 1,995 neurologists 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

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

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

Dr. Feng Liu treated 150 Medicare patients in 2024, average age 74

CMS counts 150 Medicare patients who saw Dr. Liu in 2024. The largest group is 65 to 74, with 62 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 11% are also on Medicaid. Their average risk score is 1.44, where 1.00 is the Medicare average.

Across all payers, Dmand AI patient panel data puts Dr. Liu's median patient age at 66, with 64% women.

Medicare patients, 2024150
Average age74
Average risk score1.44
Also on Medicaid11%

Dr. Liu's Medicare patients by age, 2024

CMS leaves out age groups with fewer than 11 patients.

Dr. Liu's Medicare patients by sex, 2024

  • Women9966%
  • Men5134%

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

  1. High blood pressure75%
  2. High cholesterol75%
  3. Arthritis54%
  4. Mood disorders37%
  5. Anxiety35%
  6. Depression35%
  7. Chronic kidney disease31%
  8. Diabetes27%

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 66

Patient panel by sex, all payers

  • Women64%
  • Men36%

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

Dr. Feng Liu wrote 2,939 Medicare Part D claims in 2024

In 2024, Dr. Liu wrote 2,939 Medicare Part D claims for 381 patients. 89% of them were for generic drugs. CMS names the drug for 2,712 of them, across 47 drugs with 11 or more claims each, at $449,677 in total drug cost. In 2023, CMS named 2,879 claims across 53 drugs.

Part D claims, 20242,939
Drugs named by CMS47
Total drug cost$449,677
Part D patients381

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

  • Generic2,605 claims89%
  • Brand-name318 claims11%
  • Other16 claims1%

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

  • Opioids0%14 of 2,939 claims
  • Antipsychotics, patients 65 and over5%133 of 2,939 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: 2,8792024: 2,7126%

Drugs named by CMS: 47 in 2024, 53 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

How Dr. Feng Liu takes part in Medicare

Dr. Liu accepts Medicare assignment, so Medicare's approved amount is taken as full payment.

Accepts Medicare assignment
Yes

Source: Doctors and Clinicians National Downloadable File (CMS)

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Dr. Feng Liu has 1,570 publications on record

Dmand AI links 1,570 papers to Dr. Liu, published from 2001 to 2025. 2020 was the busiest year, with 137. The most frequent topics are Signal Transduction, China and Zebrafish. Dr. Liu has published most often in Phys Rev Lett. Dr. Liu's most frequent co-authors are Bradley S. Peterson, MD, Lei Guo, MD and Bonnie W. Leung, MD.

Papers1,570
Years published2001 to 2025

Dr. Liu's papers by year, 2016 to 2025

Topics Dr. Liu writes about most

  • Signal Transduction
  • China
  • Zebrafish
  • Cell Line, Tumor
  • Magnetic Resonance Imaging
  • Cell Proliferation
  • Molecular Sequence Data
  • Algorithms

Dr. Liu's most frequent co-authors

Recent publications by Dr. Liu

See all 1,570 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 neurologists.

How network discovery works

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

Dr. Feng Liu received $21,398 in industry payments from 2016 to 2025

CMS Open Payments shows 1,035 general payments to Dr. Liu from 48 drug and device companies from 2016 to 2025. Food and beverage make up the largest share, 82% of the total. Supernus Pharmaceuticals, Inc. paid the most, $3,997.

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

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

$21.4Kin total
  • Food and beverage$17,53882%
  • Speaker and faculty fees$1,7958%
  • Travel and lodging$1,3496%
  • Education$4152%
  • Consulting fees$3001%

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. Feng Liu graduated from Shanghai Medical University

Dr. Liu graduated from Shanghai Medical University in 1987.

  1. Medical schoolShanghai Medical University
  2. Board certified in therapeutic medical physicsAmerican Board of Radiology

Source: Dmand AI Professional Profile Data

Dr. Feng Liu accepts plans from 14 insurance carriers

Dr. Liu is in network with 14 carriers, including Aetna, Elevance and Blue Cross Blue Shield of Michigan. PPO plans come from the most carriers, 9. Check the plan with the practice before a visit.

  • Aetna
  • Elevance
  • Blue Cross Blue Shield of Michigan
  • United Healthcare
  • HCSC
  • Blue Cross Blue Shield of Massachusetts
  • Regence Health Plans
  • Alliant Health Plans
  • +6 more carriersWith a free account

Plan types Dr. Liu accepts, by number of carriers

  1. PPO9
  2. Medicare8
  3. HMO6
  4. POS5
  5. EPO4

Source: Dmand AI Insurance Network Data

Sources for Dr. Feng 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)
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. Feng 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. Feng Liu's NPI number?

Dr. Feng Liu's NPI number is 1457449910. It was assigned on October 10, 2006, and it is active in the NPI Registry.

What kind of doctor is Dr. Feng Liu?

Dr. Feng Liu is a neurologist in Highland, California. The primary specialty in the NPI Registry is Neurology Physician (taxonomy code 2084N0400X).

Where does Dr. Feng Liu practice?

Dr. Liu practices at 7000 Boulder Avenue, Highland, CA 92346. Dr. Liu's primary practice is Optum - Highland Boulder in Highland, California. Dmand AI also links Dr. Liu to 2 group practices and clinics and 1 medical group.

What is Dr. Feng Liu's office phone number?

The practice phone on file for Dr. Liu is (909) 425-3133.

What is Dr. Feng Liu's medical license number?

Dr. Liu's South Carolina license number on file is LL27764, one of the licenses on file in 2 states.

Which states has Dr. Feng Liu been licensed in?

Dmand AI has state licenses on file for Dr. Liu in South Carolina (2005 to 2009) and California (2009 to 2026).

Which hospitals is Dr. Feng Liu affiliated with?

Dr. Liu is affiliated with Redlands Community Hospital.

What medical group is Dr. Feng Liu part of?

Dr. Liu is linked to Optum - Downtown Los Angeles. Dmand AI links Dr. Liu to 1 more medical group.

Does Dr. Feng Liu accept Medicare?

Yes. CMS data shows Dr. Liu billed Medicare for 7,496 services in 2024, and Dr. Liu accepts Medicare assignment.

How many Medicare patients does Dr. Feng Liu see?

CMS counts 150 Medicare patients who saw Dr. Liu in 2024, with an average age of 74.

Show 9 more questionsShow fewer questions

Is Dr. Feng Liu board certified?

Yes. Dr. Liu is board certified in therapeutic medical physics by the American Board of Radiology.

What services does Dr. Feng Liu bill to Medicare?

In 2024, Dr. Liu's most billed Medicare services were injected or infused drug (J0585), injected or infused drug (J1010) and office visit, established patient (99213).

Where did Dr. Feng Liu go to medical school?

Dr. Liu graduated from Shanghai Medical University in 1987.

What drugs does Dr. Feng Liu prescribe most?

In 2024 Medicare Part D data, Dr. Liu's most prescribed drugs by claims were Carbidopa-Levodopa, Gabapentin and Ropinirole HCl.

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

CMS Open Payments shows $21,398 in general payments to Dr. Liu from 48 companies from 2016 to 2025. The largest total came from Supernus Pharmaceuticals, Inc.

How long has Dr. Feng Liu been practicing?

Dr. Liu graduated from medical school in 1987, 39 years ago.

Does Dr. Feng Liu do research?

Dmand AI links 1,570 publications to Dr. Liu, published from 2001 to 2025.

Who does Dr. Feng Liu publish with?

Dr. Liu's most frequent co-authors are Bradley S. Peterson, MD (7 shared papers), Lei Guo, MD (6 shared papers) and Bonnie W. Leung, MD (4 shared papers).

What insurance does Dr. Feng Liu accept?

Dr. Liu is in network with 14 carriers, including Aetna, Elevance and Blue Cross Blue Shield of Michigan. PPO plans come from the most carriers, 9. Check the plan with the practice before a visit.

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