Dr. Michael Naejung Kang, MD

  • West Islip, NY
  • Orthopedic surgeon
NPI1659383610PAC ID3971505942
Medicare services, 2024
24,948
Medicare patients, 2024
795
Part D claims, 2024
11
Publications
7
Clinical trials
1
Practice address
1000 Montauk Highway, West Islip, NY 11795
Practice phone
Call (631) 376-3000
Professional email
Get professional email
Personal email
Get personal email
Mobile number
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Social profiles

Primary practice

Good Samaritan University Hospital

Hospital · West Islip, New York

See all 8 affiliations

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Dr. Michael Naejung Kang is an orthopedic surgeon in West Islip, New York

Dr. Kang practices at Good Samaritan University Hospital in West Islip, New York, part of Diocese of Rockville Centre.

Dr. Kang's NPI, 1659383610, was assigned on August 11, 2006. Dr. Kang graduated from Lewis Katz School of Medicine in 2000. Dr. Kang holds New York license 240609.

NPI and contact details
Medicare PAC ID
3971505942
NPI enumeration date
August 11, 2006
NPI status
Active
Accepts Medicare assignment
Yes
Practice phone
(631) 376-3000
Professional email
Get email
Personal email
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Mobile number
Get number
Sex
Male
Estimated age
52
Medical school graduation
2000

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

Dr. Michael Naejung Kang practices at Good Samaritan University Hospital in West Islip, New York

Dr. Kang's primary practice is Good Samaritan University Hospital, at 1000 Montauk Highway, West Islip, NY 11795 in Suffolk County. The practice phone is (631) 376-3000.

Source: Dmand AI Affiliation Data

Dr. Michael Naejung Kang is affiliated with 7 sites of care and 1 medical group

Dr. Kang's primary practice is Good Samaritan University Hospital in West Islip, New York, part of Diocese of Rockville Centre. Dr. Kang is also affiliated with Long Island Jewish Medical Center. The medical group on file is Cardiac Interventional Group. Dmand AI also links Dr. Kang to 3 more hospitals and 2 home health agencies, each named with a free account.

See all 8 affiliations for Dr. Kang

Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data

Dmand AI tracks the EHR system at Dr. Michael Naejung Kang's practice

Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Kang practices, 7 sites in all. Vendor and product names are available with a free account.

EHR by site
SiteEHR vendor and product
Good Samaritan University HospitalAvailable with a free account
+6 more affiliated sitesAvailable with a free account

Source: Dmand AI Technology Install Data

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Dr. Michael Naejung Kang is one of 1,151 orthopedic surgeons in New York

Orthopaedic surgery is Dr. Kang's primary specialty in the NPI Registry, under taxonomy code 207X00000X. Dr. Kang is board certified in orthopaedic surgery by the American Board of Orthopaedic Surgery. Dmand AI has Dr. Kang's licenses on file in 3 states: New York, California and New Jersey.

Specialties and state licenses

  • Orthopaedic surgery, New YorkPrimaryLicense 240609 · 2006 to 2026 · taxonomy 207X00000X
  • California licenseSince 2005
  • New Jersey license2003 to 2005

Clinical focus

Dmand AI lists arm, wrist, hand fracture and dislocation, arthritis, bursitis, enthesopathy in arms, hand joint or tendon inflammation, hip replacement, joint arthropathy and joint pain among the conditions Dr. Kang treats.

Orthopedic surgeons near Dr. Kang

Counts of orthopedic surgeons 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

Dr. Michael Naejung Kang billed Medicare for 24,948 services in 2024

CMS data shows 24,948 Medicare services from Dr. Kang across 19 procedure codes in 2024, for 795 Medicare patients. Medicare paid $370,339 for them.

Medicare services, 202424,948
Medicare patients795
Paid by Medicare$370,339
Procedure codes19

Dr. Kang's Medicare services by type, 2023 to 2024

  • 2023
  • 2024
Drugs given in the office
2023: 9812024: 21,9612139%
Imaging
2023: 9632024: 1,13218%
Office and hospital visits
2023: 8142024: 1,01024%
Surgery
2023: 6752024: 7298%
Other services
2023: 02024: 116

Where Dr. Kang's Medicare services took place, 2024

  • In an office24,838100%
  • In a facility1100%

Dr. Kang compared with the New York median for orthopedic surgeons, 2024

  • Dr. Kang
  • New York median
Medicare services
24,948vs 72634.4 times
Medicare patients
795vs 2363.4 times
Part D claims
49vs 7333% below

Medians across 1,081 orthopedic surgeons in New York with Dmand AI profiles that report each measure.

Dr. Kang'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 Dr. Kang

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

Dr. Michael Naejung Kang treated 795 Medicare patients in 2024, average age 75

CMS counts 795 Medicare patients who saw Dr. Kang in 2024. The largest group is 65 to 74, with 343 patients. 75% of them have arthritis, and 75% have high blood pressure. 9% are also on Medicaid. Their average risk score is 1.10, where 1.00 is the Medicare average.

Across all payers, Dmand AI patient panel data puts Dr. Kang's median patient age at 70, with 61% women.

Medicare patients, 2024795
Average age75
Average risk score1.10
Also on Medicaid9%

Dr. Kang's Medicare patients by age, 2024

Dr. Kang's Medicare patients by sex, 2024

  • Women47860%
  • Men31740%

Chronic conditions among Dr. Kang's Medicare patients, 2024

  1. Arthritis75%
  2. High blood pressure75%
  3. High cholesterol75%
  4. Ischemic heart disease41%
  5. Diabetes32%
  6. Anxiety24%
  7. Atrial fibrillation22%
  8. Mood disorders19%

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

Dr. Kang's patients across all payers

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

Patient panel by age, all payers

Median age 70

Patient panel by sex, all payers

  • Women61%
  • Men36%

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

Dr. Michael Naejung Kang wrote 11 Medicare Part D claims in 2024

In 2024, Dr. Kang wrote 11 Medicare Part D claims. 100% of them were for generic drugs. They cover 4 drugs, with $413 in total drug cost.

Part D claims, 202411
Drugs named by CMS4
Total drug cost$413

Dr. Kang's most prescribed drugs by claims, 2016

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

See all prescribing by Dr. Kang

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

Dr. Michael Naejung Kang ranks in the 91st percentile for hip replacement in Medicare

Dr. Kang accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS counts 62 procedures of hip replacement by Dr. Kang, more than 91% of the clinicians it reports for that procedure.

Accepts Medicare assignment
Yes

Where Dr. Kang ranks in Medicare procedure volume

Hip replacement
91st percentile62 procedures
Knee replacement
75th percentile43 procedures

CMS ranks each clinician against every clinician it reports for the same procedure category.

Lower limb (leg) arthroscopy (minimally invasive joint repair): 1 to 10 procedures (CMS shows small counts as a range)

Sources: Doctors and Clinicians National Downloadable File (CMS); and Doctors and Clinicians Utilization Data (CMS)

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Dr. Michael Naejung Kang has 7 publications on record

Dmand AI links 7 papers to Dr. Kang, published from 2007 to 2015. The most frequent topics are Arthroplasty, Replacement, Hip, Arthroplasty, Replacement, Knee and Femur. Dr. Kang has published most often in J Arthroplasty. Dr. Kang's most frequent co-authors are Andrew H. Glassman, MD, Stuart Barry Goodman, MD, PhD and James Irvin Huddleston, MD.

Papers7
Years published2007 to 2015

Dr. Kang's papers by year, 2007 to 2015

Topics Dr. Kang writes about most

  • Arthroplasty, Replacement, Hip
  • Arthroplasty, Replacement, Knee
  • Femur
  • Hip Prosthesis
  • Prosthesis Design
  • Radiography
  • Reoperation

Dr. Kang's most frequent co-authors

Recent publications by Dr. Kang

See all 7 publications and co-authors

See who Dr. Kang researches with

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

How network discovery works

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

Dr. Michael Naejung Kang has worked on 1 clinical trial

Dmand AI links Dr. Kang to 1 clinical trial. Conditions studied include Osteoarthritis and Rheumatic Diseases.

Conditions in Dr. Kang's trials

  • Osteoarthritis
  • Rheumatic Diseases

Investigators on the most trials with Dr. Kang

Recent clinical trials with Dr. Kang

Sources: Dmand AI Research Linkage; and ClinicalTrials.gov (National Library of Medicine)

Dr. Michael Naejung Kang received $592,111 in industry payments from 2016 to 2025

CMS Open Payments shows 168 general payments to Dr. Kang from 16 drug and device companies from 2016 to 2025. Acquisitions make up the largest share, 42% of the total. Exactech, Inc. paid the most, $333,406.

General payments to Dr. Kang by program year, 2016 to 2025

General payments to Dr. Kang by kind, 2016 to 2025

$592.1Kin total
  • Acquisitions$250,93042%
  • Royalties and licenses$208,60235%
  • Consulting fees$114,60519%
  • Travel and lodging$9,6952%
  • Other$8,2791%

Companies that paid Dr. Kang the most, 2016 to 2025

Share is of all general payments to this clinician.

See all payments to Dr. Kang

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

Dr. Michael Naejung Kang graduated from Lewis Katz School of Medicine

Dr. Kang graduated from Lewis Katz School of Medicine in 2000.

  1. Medical schoolLewis Katz School of Medicine
  2. Board certified in orthopaedic surgeryAmerican Board of Orthopaedic Surgery

Source: Dmand AI Professional Profile Data

Dr. Michael Naejung Kang accepts plans from 17 insurance carriers

Dr. Kang is in network with 17 carriers, including Aetna, Elevance and Excellus BlueCross BlueShield. PPO plans come from the most carriers, 12. Check the plan with the practice before a visit.

  • Aetna
  • Elevance
  • Excellus BlueCross BlueShield
  • United Healthcare
  • Blue Cross Blue Shield of Michigan
  • HCSC
  • Aspirus Health Plan
  • Blue Cross Blue Shield of Massachusetts
  • +9 more carriersWith a free account

Plan types Dr. Kang accepts, by number of carriers

  1. PPO12
  2. Medicare11
  3. HMO8
  4. POS6
  5. EPO5
  6. Medicaid2

Source: Dmand AI Insurance Network Data

Sources for Dr. Michael Naejung Kang'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 phoneDmand AI Affiliation Data
Primary practice, affiliations and health systemDmand AI Affiliation DataDmand AI Org Hierarchy 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)Doctors and Clinicians Utilization Data (CMS) (opens in a new tab)
Publications, topics and co-authorsPubMed (National Library of Medicine) (opens in a new tab)Dmand AI Research Linkage
Clinical trials and co-investigatorsDmand AI Research LinkageClinicalTrials.gov (National Library of Medicine) (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 Dr. Michael Naejung Kang

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

What is Dr. Michael Naejung Kang's NPI number?

Dr. Michael Naejung Kang's NPI number is 1659383610. It was assigned on August 11, 2006, and it is active in the NPI Registry.

What kind of doctor is Dr. Michael Naejung Kang?

Dr. Michael Naejung Kang is an orthopedic surgeon in West Islip, New York. The primary specialty in the NPI Registry is Orthopaedic Surgery Physician (taxonomy code 207X00000X).

Where does Dr. Michael Naejung Kang practice?

Dr. Kang practices at 1000 Montauk Highway, West Islip, NY 11795. Dr. Kang's primary practice is Good Samaritan University Hospital in West Islip, New York, part of Diocese of Rockville Centre. Dmand AI also links Dr. Kang to 3 hospitals and 2 home health agencies.

What is Dr. Michael Naejung Kang's office phone number?

The practice phone on file for Dr. Kang is (631) 376-3000.

What is Dr. Michael Naejung Kang's medical license number?

Dr. Kang holds New York license 240609, one of the licenses on file in 3 states.

Which states has Dr. Michael Naejung Kang been licensed in?

Dmand AI has state licenses on file for Dr. Kang in New York (2006 to 2026), California (since 2005) and New Jersey (2003 to 2005).

Which hospitals is Dr. Michael Naejung Kang affiliated with?

Dr. Kang practices at Good Samaritan University Hospital in West Islip, New York. Dr. Kang is also affiliated with Long Island Jewish Medical Center. Dmand AI links Dr. Kang to 3 more hospitals.

What medical group is Dr. Michael Naejung Kang part of?

Dr. Kang is linked to Cardiac Interventional Group.

Does Dr. Michael Naejung Kang accept Medicare?

Yes. CMS data shows Dr. Kang billed Medicare for 24,948 services in 2024, and Dr. Kang accepts Medicare assignment.

How many Medicare patients does Dr. Michael Naejung Kang see?

CMS counts 795 Medicare patients who saw Dr. Kang in 2024, with an average age of 75.

Show 9 more questionsShow fewer questions

Is Dr. Michael Naejung Kang board certified?

Yes. Dr. Kang is board certified in orthopaedic surgery by the American Board of Orthopaedic Surgery.

What services does Dr. Michael Naejung Kang bill to Medicare?

In 2024, Dr. Kang's most billed Medicare services were injected or infused drug (J1010), surgery: bones and joints (20610) and diagnostic imaging (73562).

Where did Dr. Michael Naejung Kang go to medical school?

Dr. Kang graduated from Lewis Katz School of Medicine in 2000.

What drugs does Dr. Michael Naejung Kang prescribe most?

In 2016 Medicare Part D data, Dr. Kang's most prescribed drugs by claims were Methylprednisolone, Oxycodone HCl and Amoxicillin.

Has Dr. Michael Naejung Kang received payments from drug or device companies?

CMS Open Payments shows $592,111 in general payments to Dr. Kang from 16 companies from 2016 to 2025. The largest total came from Exactech, Inc.

How long has Dr. Michael Naejung Kang been practicing?

Dr. Kang graduated from medical school in 2000, 26 years ago.

Does Dr. Michael Naejung Kang do research?

Dmand AI links 7 publications to Dr. Kang, published from 2007 to 2015. Dr. Kang has worked on 1 clinical trial.

Who does Dr. Michael Naejung Kang publish with?

Dr. Kang's most frequent co-authors are Andrew H. Glassman, MD (1 shared paper), Stuart Barry Goodman, MD, PhD (1 shared paper) and James Irvin Huddleston, MD (1 shared paper).

What insurance does Dr. Michael Naejung Kang accept?

Dr. Kang is in network with 17 carriers, including Aetna, Elevance and Excellus BlueCross BlueShield. PPO plans come from the most carriers, 12. Check the plan with the practice before a visit.

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