Doctor profile · Federal record

Dr. Joey Liu, M.D.

Family Medicine Physician (CMS: Family Practice) · Family Medicine Physician · Thousand Oaks, CA

  • NPI 1538137013
  • Accepts Medicare
  • 30 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
620 E Janss RD,
Thousand Oaks, CA 91360
(805) 495-6866
fax (805) 495-8085

Credentials & registration

NPPES · NUCC
NPI registered
March 2006 — 20 yrs on file
Profile last updated
March 7, 2012
Year of graduation
1996 — 30 yrs since
Specialty taxonomy
207Q00000X — NUCC code
State licenses (2)
California #A64109 · California #A064109

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1538137013. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
453
Distinct HCPCS
10
Medicare allowed
$52,161
HCPCS Description Services Patients Avg allowed
99214 Established patient office or other outpatient visit, 30-39 minutes 117 103 $136
99204 New patient office or other outpatient visit, 45-59 minutes 102 102 $178
99213 Established patient office or other outpatient visit, 20-29 minutes 61 59 $97
99203 New patient office or other outpatient visit, 30-44 minutes 45 45 $120
81003 Automated urinalysis test 41 35 $2
87637 Detection test by multiplex amplified probe technique for severe acute respiratory syndrome coronavirus 2 (sars-cov-2) (covid-19), influenza virus types a and b, and respiratory syncytial virus 37 35 $140
69209 Removal of impacted ear wax by washing 14 14 $19
87880 Detection test by immunoassay with direct visual observation for streptococcus, group a (strep) 13 13 $16
87426 Detection test by immunoassay technique for severe acute respiratory syndrome coronavirus 12 12 $35
87635 Amplifed dna or rna probe detection of severe acute respiratory syndrome coronavirus 2 (covid-19) antigen 11 11 $50

In context: peer comparison

Among 14 peers in this city , average services per provider: 203. This provider delivers 2.2× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
314
Patients
266
Total drug cost
$3,169
Drug Type Claims Patients Total cost
Azithromycin Generic 72 68 $366
Fluticasone Propionate Generic 71 42 $925
Ciprofloxacin Hcl Generic 43 40 $238
Methylprednisolone Generic 31 30 $278
Albuterol Sulfate Hfa (Albuterol Sulfate) Brand 27 18 $597
Amoxicillin Generic 22 21 $133
Paxlovid (Eua) (Nirmatrelvir/Ritonavir) Brand 22 21 $229
Amoxicillin-Clavulanate Potass (Amoxicillin/Potassium Clav) Brand 14 14 $187
Doxycycline Monohydrate Generic 12 12 $216

Frequently asked questions

Auto-generated from federal data
What is Dr. Joey Liu's medical specialty?
Dr. Joey Liu practices Family Medicine Physician in Thousand Oaks, CA.
Where does Dr. Joey Liu practice?
Dr. Joey Liu practices at 620 E Janss RD,, Thousand Oaks, CA 91360. Office phone: 8054956866.
What is Dr. Joey Liu's NPI?
Dr. Joey Liu's National Provider Identifier (NPI) is 1538137013, issued by NPPES.
Does Dr. Joey Liu accept Medicare assignment?
Yes. Dr. Joey Liu accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Joey Liu commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99214); New patient office or other outpatient visit (HCPCS 99204); Established patient office or other outpatient visit (HCPCS 99213). Source: CMS Medicare Physician & Other Practitioners file.