Joey Hyunki Kim

  • Stockton, CA
  • Rheumatologist
NPI1144563602PAC ID7113274523
Medicare services, 2019
92,165
Part D claims, 2024
2,473
Industry payments
$58
Affiliated sites
1
Medical group
1
Practice address
7373 West Ln, Stockton, CA 95210
Practice phone
Call (209) 476-2000
Professional email
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Personal email
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Mobile number
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Social profiles

Primary practice

Permanente Medical Group Inc

Stockton, California

See all 3 affiliations

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Joey Hyunki Kim is a rheumatologist in Stockton, California

Joey Kim practices at Permanente Medical Group Inc in Stockton, California.

Joey Kim's NPI, 1144563602, was assigned on April 3, 2013. Joey Kim graduated from St. George's University School of Medicine in 2013. Joey Kim holds California license A146832.

NPI and contact details
Medicare PAC ID
7113274523
NPI enumeration date
April 3, 2013
NPI status
Active
Practice phone
(209) 476-2000
Professional email
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Personal email
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Mobile number
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Sex
Male
Estimated age
39
Medical school graduation
2013

Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Practice Data

Joey Hyunki Kim practices at Permanente Medical Group Inc in Stockton, California

Joey Kim's primary practice is Permanente Medical Group Inc, at 7373 West Ln, Stockton, CA 95210 in San Joaquin County. The practice phone is (209) 476-2000.

  • Permanente Medical Group Inc
    7373 West Ln, Stockton, CA 95210 · San Joaquin CountyPhone(209) 476-2000

Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data

Joey Hyunki Kim is affiliated with 2 sites of care and 1 medical group

Joey Kim's primary practice is Permanente Medical Group Inc in Stockton, California. The medical group on file is The Permanente Medical Group, Inc. Dmand AI also links Joey Kim to 1 more group practice or clinic, named with a free account.

See all 3 affiliations for Joey Kim

Sources: NPPES NPI Registry (CMS); Dmand AI Practice Data; and Dmand AI Affiliation Data

Dmand AI tracks the EHR system at Joey Hyunki Kim's practice

Dmand AI tracks the electronic health record (EHR) system at each site where Joey Kim practices. Vendor and product names are available with a free account.

EHR by site
SiteEHR vendor and product
Permanente Medical Group IncAvailable with a free account
+1 more affiliated siteAvailable with a free account

Source: Dmand AI Technology Install Data

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Joey Hyunki Kim is one of 821 rheumatologists in California

Rheumatology is Joey Kim's primary specialty in the NPI Registry, under taxonomy code 207RR0500X. Joey Kim is board certified in internal medicine by the American Board of Internal Medicine. Dmand AI has Joey Kim's licenses on file in 2 states: California and Kansas.

Specialties and state licenses

  • Rheumatology, CaliforniaPrimaryLicense A146832 · 2017 to 2027 · taxonomy 207RR0500X
  • Kansas licenseLicense 04-41088 · 2018 to 2020

Clinical focus

Dmand AI lists rheumatoid arthritis among the conditions Joey Kim treats.

Rheumatologists near Joey Kim

Counts of rheumatologists with a Dmand AI profile, by place and practice. Each opens the list.

Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Peer Benchmarks

Joey Hyunki Kim billed Medicare for 92,165 services in 2019

CMS data shows 92,165 Medicare services from Joey Kim across 31 procedure codes in 2019. Medicare paid $1,071,950 for them. Every service was in an office.

Medicare services, 201992,165
Paid by Medicare$1.1M
Procedure codes31

Joey Kim's Medicare services by type, 2018 to 2019

  • 2018
  • 2019
Drugs given in the office
2018: 23,9792019: 88,065267%
Lab and pathology
2018: 9802019: 2,441149%
Tests and treatments
2018: 2142019: 655206%
Office and hospital visits
2018: 2632019: 570117%
Surgery
2018: 1472019: 402173%
Imaging
2018: 222019: 3245%

Joey Kim compared with the California median for rheumatologists, 2019

  • Joey Kim
  • California median
Medicare services
92,165vs 900102.4 times
Part D claims
2,328vs 9622.4 times

Medians across 773 rheumatologists in California with Dmand AI profiles that report each measure.

Joey Kim's most billed Medicare procedure codes, 2019

CMS publishes codes billed for 11 or more Medicare patients. Each label is the code family; CPT descriptions are licensed by the AMA.

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Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks

Joey Hyunki Kim's patients have a median age of 60

Across all payers, Dmand AI patient panel data puts Joey Kim's median patient age at 60, with 81% women.

Joey Kim's patients across all payers

Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.

Patient panel by age, all payers

Median age 60

Patient panel by sex, all payers

  • Women81%
  • Men19%

Source: Dmand AI Patient Panel Data

Joey Hyunki Kim wrote 2,473 Medicare Part D claims in 2024

In 2024, Joey Kim wrote 2,473 Medicare Part D claims for 384 patients. 71% of them were for generic drugs. CMS names the drug for 2,328 of them, across 32 drugs with 11 or more claims each, at $2,731,835 in total drug cost. In 2023, CMS named 2,230 claims across 36 drugs.

Part D claims, 20242,473
Drugs named by CMS32
Total drug cost$2.7M
Part D patients384

Joey Kim's Part D claims by kind of drug, 2024

  • Generic1,758 claims71%
  • Brand-name and other715 claims29%

Joey Kim's most prescribed drugs by claims, 2024

CMS names a drug when it has 11 or more claims. Share is of the claims for drugs CMS names.

Drug classes CMS tracks in Joey Kim's Part D claims, 2024

  • Opioids4%109 of 2,473 claims

Share of all Part D claims for each drug class CMS reports on. Classes with no claims are left out.

Part D claims for drugs CMS names, 2023 to 2024

  • 2023
  • 2024
Claims for drugs CMS names
2023: 2,2302024: 2,3284%

Drugs named by CMS: 32 in 2024, 36 in 2023.

See all prescribing by Joey Kim

Sources: Medicare Part D Prescribers - by Provider and Drug (CMS), 2024 data, released May 6, 2026; and Medicare Part D Prescribers - by Provider (CMS), 2024 data

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Joey Hyunki Kim received $58 in industry payments in 2019

CMS Open Payments shows 4 general payments to Joey Kim from 2 drug and device companies in 2019. Food and beverage make up the largest share, 100% of the total. Novartis Pharmaceuticals Corporation paid the most, $44.

Companies that paid Joey Kim the most, 2019 to 2019

Share is of all general payments to this clinician.

See all payments to Joey Kim

Source: Open Payments (CMS), 2025 data, released July 7, 2026

Joey Hyunki Kim graduated from St. George's University School of Medicine

Joey Kim graduated from St. George's University School of Medicine in 2013.

  1. Medical schoolSt. George's University School of Medicine
  2. Board certified in internal medicineAmerican Board of Internal Medicine
  3. Board certified in rheumatologyAmerican Board of Internal Medicine

Source: Dmand AI Professional Profile Data

Joey Hyunki Kim accepts plans from 2 insurance carriers

Joey Kim is in network with 2 carriers, including Kaiser Permanente and CMS Medicare. EPO plans come from the most carriers, 1. Check the plan with the practice before a visit.

  • Kaiser Permanente
  • CMS Medicare

Plan types Joey Kim accepts, by number of carriers

  1. EPO1
  2. HMO1
  3. Medicare1
  4. POS1

Source: Dmand AI Insurance Network Data

Sources for Joey Hyunki Kim's profile data

Sources for the data on this page
Data on this pageSource
NPI, name, sex, specialty and licensesNPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Professional Profile Data
Practice locations and phoneNPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Practice Data
Primary practice, affiliations and health systemNPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Practice DataDmand AI Affiliation Data
Medicare services and procedure codesMedicare Physician & Other Practitioners - by Provider and Service (CMS) (opens in a new tab)
State medians for the same specialtyDmand AI Peer Benchmarks
Medicare patients and the all-payer patient panelDmand AI Patient Panel Data
Part D prescribingMedicare Part D Prescribers - by Provider and Drug (CMS) (opens in a new tab)Medicare Part D Prescribers - by Provider (CMS) (opens in a new tab)
Industry paymentsOpen Payments (CMS) (opens in a new tab)
Training, board certification and membershipsDmand AI Professional Profile Data
Insurance carriers and plan typesDmand AI Insurance Network Data
EHR at each practice siteDmand AI Technology Install Data
Similar physiciansDmand AI Affiliation Data

Data last refreshed October 2026Report an inaccuracyRemove my information

FAQ

Frequently asked questions about Joey Hyunki Kim

Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.

What is Joey Hyunki Kim's NPI number?

Joey Hyunki Kim's NPI number is 1144563602. It was assigned on April 3, 2013, and it is active in the NPI Registry.

What does Joey Hyunki Kim specialize in?

Joey Hyunki Kim is a rheumatologist in Stockton, California. The primary specialty in the NPI Registry is Rheumatology Physician (taxonomy code 207RR0500X).

Where does Joey Hyunki Kim practice?

Joey Kim practices at 7373 West Ln, Stockton, CA 95210. Joey Kim's primary practice is Permanente Medical Group Inc in Stockton, California. Dmand AI also links Joey Kim to 1 group practice or clinic.

What is Joey Hyunki Kim's office phone number?

The practice phone on file for Joey Kim is (209) 476-2000.

What is Joey Hyunki Kim's medical license number?

Joey Kim holds California license A146832, one of the licenses on file in 2 states.

Which states has Joey Hyunki Kim been licensed in?

Dmand AI has state licenses on file for Joey Kim in California (2017 to 2027) and Kansas (2018 to 2020).

What medical group is Joey Hyunki Kim part of?

Joey Kim is linked to The Permanente Medical Group, Inc.

Does Joey Hyunki Kim accept Medicare?

Yes. CMS data shows Joey Kim billed Medicare for 92,165 services in 2019.

Is Joey Hyunki Kim board certified?

Yes. Joey Kim is board certified in internal medicine by the American Board of Internal Medicine.

What services does Joey Hyunki Kim bill to Medicare?

In 2019, Joey Kim's most billed Medicare services were injected or infused drug (J0717), injected or infused drug (J3262) and injected or infused drug (J1745).

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Where did Joey Hyunki Kim go to medical school?

Joey Kim graduated from St. George's University School of Medicine in 2013.

What drugs does Joey Hyunki Kim prescribe most?

In 2024 Medicare Part D data, Joey Kim's most prescribed drugs by claims were Prednisone, Methotrexate and Hydroxychloroquine Sulfate.

Has Joey Hyunki Kim received payments from drug or device companies?

CMS Open Payments shows $58 in general payments to Joey Kim from 2 companies from 2019 to 2019. The largest total came from Novartis Pharmaceuticals Corporation.

How long has Joey Hyunki Kim been practicing?

Joey Kim graduated from medical school in 2013, 13 years ago.

What insurance does Joey Hyunki Kim accept?

Joey Kim is in network with 2 carriers, including Kaiser Permanente and CMS Medicare. EPO plans come from the most carriers, 1. Check the plan with the practice before a visit.

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