NPPES file of Aug 9, 2026

Michael Liu

Diagnostic Radiology Physician · Long Beach, CA

Michael Liu is a diagnostic radiology physician with a practice address in Long Beach, California, and NPI 1841722758, issued on Mar 30, 2017. Check the license (California A157500, 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
1841722758
Name
Michael Liu
Primary taxonomy
Diagnostic Radiology Physician 2085R0202X
License number
A157500 CA
Self-reported in NPPES; status is on the state search
Practice location
2801 Atlantic Avenue, Long Beach, CA 90806
Phone
(562) 933-1550
Enumerated
Mar 30, 2017
Record last updated
Jul 10, 2023
Fax
(562) 933-1502
Medicare enrollment
Enrolled (PECOS I20230811002966); accepts Medicare assignment
Medical or professional school
George Washington University School Of Medicine, 2017
Telehealth
Offers telehealth (CMS)
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 2801 Atlantic Avenue

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

  1. Anna BaumgartnerClinical Psychologist1114060241
  2. Marshall Gillette, M.D.Hospice and Palliative Medicine (Family Medicine) Physician1922494897
  3. Be Huynh, M.D.Anatomic Pathology & Clinical Pathology Physician1013146059
  4. Amir Iranmahboob, M.D.Diagnostic Radiology Physician1992063358
  5. Sireesha Iruvuri, M.D.Diagnostic Radiology Physician1225245590
  6. Chasen Kubota, NPAcute Care Nurse Practitioner1952831687

Verify Michael 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 A157500
    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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76% fewer Medicare Part D claims than the average diagnostic radiology physician in 2024

12 Medicare Part D claims, against an average of 51 among the 2,711 providers of this specialty who prescribed in Part D. Brand-name drugs were 0% of claims.

  1. Michael Liu12
  2. Specialty average51

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: $794.88

17 payments; by number, the most common kind was food and beverage; the largest payer was Penumbra, Inc. The 8,048 providers of this specialty with any payment received $2,488.38 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Michael Liu$794.88
  2. Specialty average$2,488.38

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

Bills Medicare through 2 group practices

  1. Lambert Radiology Medical Group IncIrvine, CA
  2. Memorialcare Medical FoundationLong Beach, CA

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

Michael Liu among 4,500 diagnostic radiology physician records in California

Michael Liu is one of 4,500 diagnostic radiology physician records with a practice address in California. 74% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2017, is newer than 85% of them.

  • NPI issued2017 · 85% of these records are older, 12% newer
  • In a Medicare fileYes · 74% of these records are
  • In the CMS Doctors and Clinicians fileYes · 70% of these records are
  • Graduated2017 · median 2004 among the 3,130 with a school on file
  • Record last updated2023 · 60% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 2085R0202X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Diagnostic Radiology Physician providers in California

There are 4,500 diagnostic radiology physician records in California.

The 8 diagnostic radiology physician records with the nearest ZIP codes

  1. Matthew Benedict, M.D.Long Beach, CA 908061528008125
  2. Richard Chai, MDLong Beach, CA 908061477535532
  3. Philip Eisinger, DOLong Beach, CA 908061750371852
  4. Robert Farrell, MDLong Beach, CA 908061952386476
  5. Richard Hollis, DOLong Beach, CA 908061831119254
  6. Janice Hwang, MDLong Beach, CA 908061164412763
  7. Francine Kim, M.D.Long Beach, CA 908061790779783
  8. Archana Lucchesi, M.D.Long Beach, CA 908061225108533

Common questions

What is Michael Liu's NPI number?

Michael Liu's National Provider Identifier (NPI) is 1841722758, issued on Mar 30, 2017. An NPI identifies a provider in billing; it is not a license.

Where is Michael Liu located?

The NPPES record lists a practice address at 2801 Atlantic Avenue, Long Beach, CA, 90806. Phone: (562) 933-1550. Providers update this record themselves, so call before visiting.

How can I verify Michael Liu's license?

NPPES lists California license number A157500, 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 Michael Liu prescribe under Medicare Part D?

In 2024, Michael Liu had 12 Medicare Part D claims; the average among diagnostic radiology physician prescribers was 51. 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.