Won Kim

  • Los Angeles, CA
  • Neurosurgeon
NPI1508022997PAC ID8628360955
Medicare services, 2024
403
Medicare patients, 2024
235
Part D claims, 2024
19
Publications
28
MIPS score, 2024
84
Practice address
200 Medical Plz, Los Angeles, CA 90024
Practice phone
Call (310) 794-9206
Professional email
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Personal email
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Mobile number
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Social profiles

Primary practice

Peter Morton UCLA Medical Building

Los Angeles, California

See all 5 affiliations

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Won Kim is a neurosurgeon in Los Angeles, California

Won Kim practices at Peter Morton UCLA Medical Building in Los Angeles, California.

Won Kim's NPI, 1508022997, was assigned on August 5, 2008. Won Kim graduated from David Geffen School of Medicine at UCLA in 2009. Won Kim holds California license A115612.

NPI and contact details
Medicare PAC ID
8628360955
NPI enumeration date
August 5, 2008
NPI status
Active
Accepts Medicare assignment
Yes
Offers telehealth
Yes
Practice phone
(310) 794-9206
Professional email
Get email
Personal email
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Mobile number
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Sex
Male
Estimated age
43
Medical school graduation
2009

Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Practice Data; and Doctors and Clinicians National Downloadable File (CMS)

Won Kim practices at Peter Morton UCLA Medical Building in Los Angeles, California

Won Kim's primary practice is Peter Morton UCLA Medical Building, at 200 Medical Plz, Los Angeles, CA 90024 in Los Angeles County. The practice phone is (310) 794-9206.

  • Peter Morton UCLA Medical Building
    200 Medical Plz, Los Angeles, CA 90024 · Los Angeles CountyPhone(310) 794-9206

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

Won Kim is affiliated with 4 sites of care and 1 medical group

Won Kim's primary practice is Peter Morton UCLA Medical Building in Los Angeles, California. Won Kim is also affiliated with Ronald Reagan UCLA Medical Center. The medical group on file is UCLA Neurosurgery Associates. Dmand AI also links Won Kim to 1 more hospital and 1 group practice or clinic, each named with a free account.

See all 5 affiliations for Won Kim

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

Dmand AI tracks the EHR system at Won Kim's practice

Dmand AI tracks the electronic health record (EHR) system at each site where Won Kim practices, 3 sites in all. Vendor and product names are available with a free account.

EHR by site
SiteEHR vendor and product
Peter Morton UCLA Medical BuildingAvailable with a free account
+3 more affiliated sitesAvailable with a free account

Source: Dmand AI Technology Install Data

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Won Kim is one of 846 neurosurgeons in California

Neurological surgery is Won Kim's primary specialty in the NPI Registry, under taxonomy code 207T00000X. Won Kim is board certified in neurological surgery by the American Board of Neurological Surgery. Won Kim is licensed in California.

Specialties and state licenses

  • Neurological surgery, CaliforniaPrimaryLicense A115612 · 2011 to 2026 · taxonomy 207T00000X

Clinical focus

Dmand AI lists craniotomy among the conditions Won Kim treats.

Neurosurgeons near Won Kim

Counts of neurosurgeons 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

Won Kim billed Medicare for 403 services in 2024

CMS data shows 403 Medicare services from Won Kim across 10 procedure codes in 2024, for 235 Medicare patients. Medicare paid $99,810 for them.

Medicare services, 2024403
Medicare patients235
Paid by Medicare$99,810
Procedure codes10

Won Kim's Medicare services by type, 2023 to 2024

  • 2023
  • 2024
Office and hospital visits
2023: 1902024: 24328%
Surgery
2023: 1602024: 160No change

Where Won Kim's Medicare services took place, 2024

  • In an office20651%
  • In a facility19749%

Won Kim compared with the California median for neurosurgeons, 2024

  • Won Kim
  • California median
Medicare services
403vs 21687% above
Medicare patients
235vs 15453% above
Part D claims
11vs 2658% below

Medians across 679 neurosurgeons in California with Dmand AI profiles that report each measure.

Won Kim's most billed Medicare procedure codes, 2024

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

See all procedures by Won Kim

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

Won Kim treated 235 Medicare patients in 2024, average age 73

CMS counts 235 Medicare patients who saw Won Kim in 2024. The largest group is 65 to 74, with 101 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 29% are also on Medicaid. Their average risk score is 2.17, where 1.00 is the Medicare average, so they are sicker than most Medicare patients.

Across all payers, Dmand AI patient panel data puts Won Kim's median patient age at 61, with 62% women.

Medicare patients, 2024235
Average age73
Average risk score2.17
Also on Medicaid29%

Won Kim's Medicare patients by age, 2024

Won Kim's Medicare patients by sex, 2024

  • Women13357%
  • Men10243%

Chronic conditions among Won Kim's Medicare patients, 2024

  1. High blood pressure75%
  2. High cholesterol75%
  3. Arthritis52%
  4. Cancer42%
  5. Anxiety38%
  6. Diabetes37%
  7. Mood disorders37%
  8. Depression35%

Share of Medicare patients with each condition. A patient can have several.

Won 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 61

Patient panel by sex, all payers

  • Women62%
  • Men37%

Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data

Won Kim wrote 19 Medicare Part D claims in 2024

In 2024, Won Kim wrote 19 Medicare Part D claims for 13 patients. 95% of them were for generic drugs. CMS names the drug for 11 of them, across 1 drug with 11 or more claims each, at $153 in total drug cost. In 2017, CMS named 11 claims across 1 drug.

Part D claims, 202419
Drugs named by CMS1
Total drug cost$153
Part D patients13

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

  • Generic18 claims95%
  • Brand-name and other1 claims5%

Won Kim's most prescribed drugs by claims, 2023

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

Part D claims for drugs CMS names, 2017 to 2023

  • 2017
  • 2023
Claims for drugs CMS names
2017: 112023: 11No change

Drugs named by CMS: 1 in 2023, 1 in 2017.

See all prescribing by Won 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

Won Kim scored 84 out of 100 in Medicare's MIPS program for 2024

CMS publishes a Merit-based Incentive Payment System (MIPS) score of 84 out of 100 for Won Kim for performance year 2024, reported as part of a group. Won Kim accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS lists Won Kim as offering telehealth.

Accepts Medicare assignment
Yes
Offers telehealth
Yes

Won Kim's MIPS scores, performance year 2024

  • 84of 100Final score
  • 68.7of 100Quality
  • 100of 100Promoting Interoperability
  • 40of 100Improvement Activities
  • 63of 100Cost

Each score is out of 100. The final score weighs the categories CMS scored for this clinician.

Sources: Doctors and Clinicians National Downloadable File (CMS); and Clinician Public Reporting: Overall MIPS Performance (CMS), 2024 data, released September 10, 2026

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Won Kim has 28 publications on record

Dmand AI links 28 papers to Won Kim, published from 2012 to 2025. 2020 was the busiest year, with 5. The most frequent topics are Brain, Disease Progression and Alzheimer Disease. Won Kim has published most often in Brain Connect. Won Kim's most frequent co-authors are Eric J. Small, MD, Rahul R. Aggarwal, MD and Marvin Bergsneider, MD.

Papers28
Years published2012 to 2025

Won Kim's papers by year, 2015 to 2025

Topics Won Kim writes about most

  • Brain
  • Disease Progression
  • Alzheimer Disease
  • Magnetic Resonance Imaging
  • Prostatic Neoplasms
  • Androgen Antagonists
  • Brain Mapping
  • Cognitive Dysfunction

Won Kim's most frequent co-authors

Recent publications by Won Kim

See all 28 publications and co-authors

See who Won Kim researches with

Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who Won Kim works with, so you can find a warm path to the right neurosurgeons.

How network discovery works

Sources: PubMed (National Library of Medicine); and Dmand AI Research Linkage

Won Kim received $39,915 in industry payments from 2016 to 2025

CMS Open Payments shows 88 general payments to Won Kim from 15 drug and device companies from 2016 to 2025. Grants make up the largest share, 47% of the total. Medtronic USA, Inc. paid the most, $20,883.

General payments to Won Kim by program year, 2016 to 2025

General payments to Won Kim by kind, 2016 to 2025

$39.9Kin total
  • Grants$18,75047%
  • Consulting fees$13,11333%
  • Food and beverage$4,97012%
  • Travel and lodging$2,6957%
  • Other$3881%

Companies that paid Won Kim the most, 2016 to 2025

Share is of all general payments to this clinician.

See all payments to Won Kim

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

Won Kim graduated from David Geffen School of Medicine at UCLA

Won Kim graduated from David Geffen School of Medicine at UCLA in 2009. Won Kim is a member of CNS.

  1. Medical schoolDavid Geffen School of Medicine at UCLA
  2. Board certified in neurological surgeryAmerican Board of Neurological Surgery

Source: Dmand AI Professional Profile Data

Won Kim accepts plans from 14 insurance carriers

Won Kim is in network with 14 carriers, including Aetna, Elevance and Blue Cross Blue Shield of Michigan. PPO plans come from the most carriers, 9. Check the plan with the practice before a visit.

  • Aetna
  • Elevance
  • Blue Cross Blue Shield of Michigan
  • United Healthcare
  • HCSC
  • Blue Cross Blue Shield of Massachusetts
  • Regence Health Plans
  • Alliant Health Plans
  • +6 more carriersWith a free account

Plan types Won Kim accepts, by number of carriers

  1. PPO9
  2. Medicare8
  3. HMO7
  4. EPO4
  5. POS4

Source: Dmand AI Insurance Network Data

Sources for Won 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 DataMedicare Physician & Other Practitioners - by Provider (CMS) (opens in a new tab)
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)
MIPS scores, telehealth, assignment and procedure percentilesDoctors and Clinicians National Downloadable File (CMS) (opens in a new tab)Clinician Public Reporting: Overall MIPS Performance (CMS) (opens in a new tab)
Publications, topics and co-authorsPubMed (National Library of Medicine) (opens in a new tab)Dmand AI Research Linkage
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 Won 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 Won Kim's NPI number?

Won Kim's NPI number is 1508022997. It was assigned on August 5, 2008, and it is active in the NPI Registry.

What does Won Kim specialize in?

Won Kim is a neurosurgeon in Los Angeles, California. The primary specialty in the NPI Registry is Neurological Surgery Physician (taxonomy code 207T00000X).

Where does Won Kim practice?

Won Kim practices at 200 Medical Plz, Los Angeles, CA 90024. Won Kim's primary practice is Peter Morton UCLA Medical Building in Los Angeles, California. Dmand AI also links Won Kim to 1 hospital and 1 group practice or clinic.

What is Won Kim's office phone number?

The practice phone on file for Won Kim is (310) 794-9206.

What is Won Kim's medical license number?

Won Kim holds California license A115612.

Which hospitals is Won Kim affiliated with?

Won Kim is affiliated with Ronald Reagan UCLA Medical Center. Dmand AI links Won Kim to 1 more hospital.

What medical group is Won Kim part of?

Won Kim is linked to UCLA Neurosurgery Associates.

Does Won Kim accept Medicare?

Yes. CMS data shows Won Kim billed Medicare for 403 services in 2024, and Won Kim accepts Medicare assignment.

Does Won Kim offer telehealth?

Yes. The CMS Doctors and Clinicians file lists Won Kim as offering telehealth services.

What is Won Kim's MIPS score?

Won Kim's MIPS final score for performance year 2024 is 84 out of 100, reported as part of a group.

Show 10 more questionsShow fewer questions

How many Medicare patients does Won Kim see?

CMS counts 235 Medicare patients who saw Won Kim in 2024, with an average age of 73.

Is Won Kim board certified?

Yes. Won Kim is board certified in neurological surgery by the American Board of Neurological Surgery.

What services does Won Kim bill to Medicare?

In 2024, Won Kim's most billed Medicare services were office visit, established patient (99214), office visit, new patient (99204) and surgery: brain, spine and nerves (61797).

Where did Won Kim go to medical school?

Won Kim graduated from David Geffen School of Medicine at UCLA in 2009.

What drugs does Won Kim prescribe most?

In 2023 Medicare Part D data, Won Kim's most prescribed drugs by claims were Dexamethasone.

Has Won Kim received payments from drug or device companies?

CMS Open Payments shows $39,915 in general payments to Won Kim from 15 companies from 2016 to 2025. The largest total came from Medtronic USA, Inc.

How long has Won Kim been practicing?

Won Kim graduated from medical school in 2009, 17 years ago.

Does Won Kim do research?

Dmand AI links 28 publications to Won Kim, published from 2012 to 2025.

Who does Won Kim publish with?

Won Kim's most frequent co-authors are Eric J. Small, MD (6 shared papers), Rahul R. Aggarwal, MD (4 shared papers) and Marvin Bergsneider, MD (3 shared papers).

What insurance does Won Kim accept?

Won Kim is in network with 14 carriers, including Aetna, Elevance and Blue Cross Blue Shield of Michigan. PPO plans come from the most carriers, 9. Check the plan with the practice before a visit.

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