Doctor profile · Federal record

Dr. Brian Paik, M.D

Family Medicine Physician (CMS: Family Practice) · Irvine, CA

  • NPI 1053506527
  • Accepts Medicare
  • 27 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
4900 Barranca Pkwy, Ste 103
Irvine, CA 926048603
(949) 791-3103
fax (949) 791-3114
Mailing address
510 Superior Ave, Ste 200B
Newport Beach, CA 926633663

Credentials & registration

NPPES · NUCC
NPI registered
September 2007 — 19 yrs on file
Profile last updated
June 12, 2013
Year of graduation
1999 — 27 yrs since
Specialty taxonomy
207Q00000X — NUCC code
State license (1)
California #A74739

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1053506527. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
825
Distinct HCPCS
10
Medicare allowed
$89,271
HCPCS Description Services Patients Avg allowed
99214 Established patient office or other outpatient visit, 30-39 minutes 296 191 $139
99213 Established patient office or other outpatient visit, 20-29 minutes 191 147 $99
G0439 Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit 148 148 $140
93000 Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report 29 28 $16
G0008 Administration of influenza virus vaccine 27 27 $33
90662 Influenza vaccine split virus, preservative free 25 25 $72
83037 Hemoglobin a1c level, by device for home use 23 17 $10
99204 New patient office or other outpatient visit, 45-59 minutes 20 20 $180
82044 Urine microalbumin (protein) analysis 19 19 $6
82570 Creatinine level to test for kidney function or muscle injury 19 19 $5

In context: peer comparison

Among 37 peers in Irvine Family Medicine Physician, average services per provider: 200. This provider delivers 4.1× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$25
Transactions
1
Manufacturers
1
Payer (manufacturer) Industry Txns Amount
Dexcom, INC. 1 $25.15

By nature of payment

Food and Beverage
$25

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
2,100
Patients
669
Total drug cost
$35,266
Drug Type Claims Patients Total cost
Atorvastatin Calcium Generic 363 123 $5,999
Amlodipine Besylate Generic 303 87 $2,623
Losartan Potassium Generic 205 63 $3,267
Metformin Hcl Generic 202 54 $2,846
Levothyroxine Sodium Generic 142 49 $3,592
Tamsulosin Hcl Generic 132 43 $2,929
Lisinopril Generic 125 38 $937
Simvastatin Generic 119 40 $1,330
Rosuvastatin Calcium Generic 100 40 $5,588
Metoprolol Tartrate Generic 84 26 $670

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Brian Paik's medical specialty?
Dr. Brian Paik practices Family Medicine Physician in Irvine, CA.
Where does Dr. Brian Paik practice?
Dr. Brian Paik practices at 4900 Barranca Pkwy, Irvine, CA 926048603. Office phone: 9497913103.
What is Dr. Brian Paik's NPI?
Dr. Brian Paik's National Provider Identifier (NPI) is 1053506527, issued by NPPES.
Does Dr. Brian Paik accept Medicare assignment?
Yes. Dr. Brian Paik accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Brian Paik commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99214); Established patient office or other outpatient visit (HCPCS 99213); Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit (HCPCS G0439). Source: CMS Medicare Physician & Other Practitioners file.