NPPES file of Aug 9, 2026

Brian Joongkevn Paik, M.D

Family Medicine Physician · Irvine, CA

Brian Joongkevn Paik, M.D is a family medicine physician with a practice address in Irvine, California, and NPI 1053506527, issued on Sep 7, 2007. Check the license (California A74739, 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
1053506527
Name
Brian Joongkevn Paik
Credential
M.D
Primary taxonomy
Family Medicine Physician 207Q00000X
License number
A74739 CA
Self-reported in NPPES; status is on the state search
Practice location
4900 Barranca Pkwy, Irvine, CA 92604
Phone
(949) 791-3103
Enumerated
Sep 7, 2007
Record last updated
Jun 12, 2013 (not updated in 13 years: call before relying on the address or phone)
Fax
(949) 791-3114
Medicare enrollment
Enrolled (PECOS I20130501000340); accepts Medicare assignment
Medical or professional school
Georgetown University School Of Medicine, 1999
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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8 nearest family medicine physician records → All 17,133 in California → Look up another NPI →

Also registered at 4900 Barranca Pkwy

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

  1. Gurpreet Bindra, M.D.Family Medicine Physician1609964592
  2. Kelly Gee, DOFamily Medicine Physician1841677390
  3. Cindy Jansen, CNPNurse Practitioner1619001104
  4. Hyun Kyung Kwak, FNP-BCFamily Nurse Practitioner1326700790
  5. Anh Tran, DOFamily Medicine Physician1528687282
  6. Andrew Wang, D.O.Family Medicine Physician1134387335

Verify Brian Joongkevn Paik in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMedical Board of California
    Search for license A74739    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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17% more Medicare Part D claims than the average family medicine physician in 2024

4,134 Medicare Part D claims for 516 beneficiaries, against an average of 3,544 among the 117,163 providers of this specialty who prescribed in Part D. Brand-name drugs were 8% of claims. 68 claims were for opioids.

  1. Brian Paik4,134
  2. Specialty average3,544

Most prescribed

  1. Atorvastatin Calcium362 claims
  2. Amlodipine Besylate306 claims
  3. Losartan Potassium201 claims
  4. Metformin Hcl158 claims
  5. Levothyroxine Sodium150 claims
  6. Rosuvastatin Calcium128 claims

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: $25.15

1 payment: food and beverage; the largest payer was Dexcom, Inc. The 55,478 providers of this specialty with any payment received $902.55 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Brian Paik$25.15
  2. Specialty average$902.55

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

Bills Medicare through one group practice

  1. Hoag ClinicIrvine, CA

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

Brian Joongkevn Paik among 17,133 family medicine physician records in California

Brian Joongkevn Paik, M.D is one of 17,133 family medicine physician records with a practice address in California. 81% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2007, is newer than 41% of them.

  • NPI issued2007 · 41% of these records are older, 47% newer
  • In a Medicare fileYes · 81% of these records are
  • In the CMS Doctors and Clinicians fileYes · 62% of these records are
  • Graduated1999 · median 2005 among the 10,652 with a school on file
  • Record last updated2013 · 58% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207Q00000X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

148 family medicine physician records list a practice address in Irvine

They are 148 of the 7,778 NPPES records with a practice address in Irvine, and 17,133 family medicine physician records in California.

All 17,133 in California → Every provider in Irvine → Family Medicine Physician nationwide →

The 8 family medicine physician records with the nearest ZIP codes

  1. Jon Biorkman, MDIrvine, CA 926041023008679
  2. David Bunten, D.O.Irvine, CA 926041679527857
  3. Jun Ho Chae, M.D.Irvine, CA 926041003811969
  4. James Fenlon, M.DIrvine, CA 926041851347256
  5. Howard Fishbein, M.D.Irvine, CA 926041689629487
  6. Richard Kim, DOIrvine, CA 926041710978770
  7. Steven Long, MDIrvine, CA 926041760446470
  8. Mary McCarthy, MDIrvine, CA 926041508820267

Common questions

What is Brian Joongkevn Paik, M.D's NPI number?

Brian Joongkevn Paik, M.D's National Provider Identifier (NPI) is 1053506527, issued on Sep 7, 2007. An NPI identifies a provider in billing; it is not a license.

Where is Brian Joongkevn Paik, M.D located?

The NPPES record lists a practice address at 4900 Barranca Pkwy, Irvine, CA, 92604. Phone: (949) 791-3103. Providers update this record themselves, so call before visiting.

How can I verify Brian Joongkevn Paik, M.D's license?

NPPES lists California license number A74739, 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 Brian Joongkevn Paik, M.D prescribe under Medicare Part D?

In 2024, Brian Joongkevn Paik, M.D had 4,134 Medicare Part D claims for 516 beneficiaries; the average among family medicine physician prescribers was 3,544. 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.

Written with AI tools from the named public files; every figure is computed from those files (how it is made).

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.