NPPES file of Aug 9, 2026

Charles Yu Liu, M.D., PHD

Neurological Surgery Physician · Los Angeles, CA

Charles Yu Liu, M.D., PHD is a neurological surgery physician with a practice address in Los Angeles, California, and NPI 1568406080, issued on Jun 15, 2006. Check the license (California A65677, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.

Record from CMS NPPES, file of Aug 9, 2026 · Medicare files 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1568406080
Name
Charles Yu Liu
Credential
M.D., PHD
Primary taxonomy
Neurological Surgery Physician 207T00000X
License number
A65677 CA
Self-reported in NPPES; status is on the state search
Practice location
1520 San Pablo St, Los Angeles, CA 90033
Phone
(323) 442-5720
Enumerated
Jun 15, 2006
Record last updated
Nov 27, 2023
Fax
(323) 442-7543
Medicare enrollment
Enrolled (PECOS I20080306000737); accepts Medicare assignment
Medical or professional school
Yale University School Of Medicine, 1996
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). Enrollment, assignment, school and telehealth: CMS Doctors and Clinicians file, Aug 2026. A record is not a license: verify it with the state board.
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Also registered at 1520 San Pablo St

A shared address usually means a shared clinic or building; it does not show who employs whom.

  1. Frank Acosta, PHDPsychologist1750313490
  2. Gbemisola Adenuga, M.D.Nephrology Physician1952464661
  3. Aimee Aguillon, OTR/L, CHTOccupational Therapist1972677318
  4. Haig Aharonian, M.D.Internal Medicine Physician1205107653
  5. Jamshid Ahmadi, M.D.Neuroradiology Physician1942252028
  6. Mohammad Akmal, M.D.Nephrology Physician1356378087

Verify Charles Yu Liu in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMedical Board of California
    Search for license A65677
    Check the board
  3. 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
  4. 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
  5. 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Open the California license search

PlainDoctor does not match the HHS-OIG exclusion list to individual records: most entries carry no NPI. Search the OIG exclusion list by name.

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67% fewer Medicare Part D claims than the average neurological surgery physician in 2024

57 Medicare Part D claims, against an average of 172 among the 4,378 providers of this specialty who prescribed in Part D.

  1. Charles Liu57
  2. Specialty average172

Source: CMS Medicare Part D Prescribers by Provider and Drug, 2024 (data.cms.gov). Part D covers prescriptions for Medicare patients only; drugs with fewer than 11 claims are not published.

Industry payments in 2024: $3,334.63

5 payments; by number, the most common kind was food and beverage; the largest payer was Medtronic, Inc. The 5,377 providers of this specialty with any payment received $14,925.58 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Charles Liu$3,335
  2. Specialty average$14,926

Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.

Bills Medicare through 3 group practices

  1. Kaweah Delta Health Care DistrictVisalia, CA
  2. Kern County Hospital AuthorityBakersfield, CA
  3. Usc Care Medical Group IncLos Angeles, CA

Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).

Charles Yu Liu among 929 neurological surgery physician records in California

Charles Yu Liu, M.D., PHD is one of 929 neurological surgery physician records with a practice address in California. 77% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2006, is newer than 5% of them.

  • NPI issued2006 · 5% of these records are older, 62% newer
  • In a Medicare fileYes · 77% of these records are
  • In the CMS Doctors and Clinicians fileYes · 66% of these records are
  • Graduated1996 · median 2005 among the 612 with a school on file
  • Record last updated2023 · 55% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207T00000X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Neurological Surgery Physician providers in California

There are 929 neurological surgery physician records in California.

The 8 neurological surgery physician records with the nearest ZIP codes

  1. Arun Amar, MDLos Angeles, CA 900331447348032
  2. Michael Apuzzo, M.D.Los Angeles, CA 900331720027501
  3. Frank Attenello, M.D., M.S.Los Angeles, CA 900331386818227
  4. Thomas Chen, M.D., PHDLos Angeles, CA 900331225071509
  5. Steven Giannotta, M.D.Los Angeles, CA 900331114978871
  6. John Gruen, M.D.Los Angeles, CA 900331194769570
  7. Patrick Hsieh, MDLos Angeles, CA 900331942405956
  8. John Liu, MDLos Angeles, CA 900331235161449

Common questions

What is Charles Yu Liu, M.D., PHD's NPI number?

Charles Yu Liu, M.D., PHD's National Provider Identifier (NPI) is 1568406080, issued on Jun 15, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Charles Yu Liu, M.D., PHD located?

The NPPES record lists a practice address at 1520 San Pablo St, Los Angeles, CA, 90033. Phone: (323) 442-5720. Providers update this record themselves, so call before visiting.

How can I verify Charles Yu Liu, M.D., PHD's license?

NPPES lists California license number A65677, as entered by the provider. Search the Medical Board of California at https://www.mbc.ca.gov/License-Verification/default.aspx. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.

How much does Charles Yu Liu, M.D., PHD prescribe under Medicare Part D?

In 2024, Charles Yu Liu, M.D., PHD had 57 Medicare Part D claims; the average among neurological surgery physician prescribers was 172. Part D covers Medicare prescriptions only.

Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. Medicare files from data.cms.gov. An NPI identifies who bills; it is not a license.

Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments; the HHS-OIG exclusion list only as counts) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 9, 2026.