Dr. Kellen K. Choi, MD
- Medicare services, 2024
- 1,244
- Medicare patients, 2024
- 334
- Part D claims, 2024
- 49
- MIPS score, 2024
- 85
- Hospital affiliations
- 2
- Practice address
- 120 Osler Dr, Naperville, IL 60540
- Practice phone
- Call (630) 527-3000
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Edward Health Ventures
Naperville, Illinois
Find Dr. Choi's professional email, personal email and mobile number
Dmand AI checks each channel through healthcare-specific waterfall enrichment. See what is on file with a free account, with practice phones, licenses and affiliations.
Dr. Kellen K. Choi is an orthopedic surgeon in Naperville, Illinois
Dr. Choi practices at Edward Health Ventures in Naperville, Illinois.
Dr. Choi's NPI, 1164423786, was assigned on August 4, 2005. Dr. Choi graduated from Feinberg School of Medicine in 1997. Dr. Choi holds Illinois license 036106615.
- NPI
- 1164423786NPI Registry (opens in a new tab)
- Medicare PAC ID
- 5991838823
- NPI enumeration date
- August 4, 2005
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (630) 527-3000
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 55
- Medical school graduation
- 1997
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Practice Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Kellen K. Choi practices at Edward Health Ventures in Naperville, Illinois
Dr. Choi's primary practice is Edward Health Ventures, at 120 Osler Dr, Naperville, IL 60540 in Dupage County. The practice phone is (630) 527-3000.
- Edward Health Ventures120 Osler Dr, Naperville, IL 60540 · Dupage CountyPhone(630) 527-3000
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
Dr. Kellen K. Choi is affiliated with 6 sites of care and 2 medical groups
Dr. Choi's primary practice is Edward Health Ventures in Naperville, Illinois. Dr. Choi is also affiliated with Edward Hospital. The medical group on file is Endeavor Health Medical Group. Dmand AI also links Dr. Choi to 1 more hospital, 2 group practices and clinics, 1 home health agency and 1 medical group, each named with a free account.
Sources: NPPES NPI Registry (CMS); Dmand AI Practice Data; Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. Kellen K. Choi's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Choi practices, 5 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Edward Health Ventures | Available with a free account |
| +5 more sites and 1 medical group | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Kellen K. Choi is one of 849 orthopedic surgeons in Illinois
Orthopaedic surgery is Dr. Choi's primary specialty in the NPI Registry, under taxonomy code 207X00000X. Dr. Choi is board certified in orthopaedic surgery by the American Board of Orthopaedic Surgery. Dmand AI has Dr. Choi's licenses on file in 2 states: Illinois and Massachusetts.
Specialties and state licenses
- Orthopaedic surgery, IllinoisPrimary
- Massachusetts license
Clinical focus
Dmand AI lists arm, wrist, hand fracture and dislocation, arthritis, bursitis, fluid in a joint, hand joint or tendon inflammation, hip replacement, joint arthropathy and joint pain among the conditions Dr. Choi treats.
Orthopedic surgeons near Dr. Choi
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. Kellen K. Choi billed Medicare for 1,244 services in 2024
CMS data shows 1,244 Medicare services from Dr. Choi across 10 procedure codes in 2024, for 334 Medicare patients. Medicare paid $74,222 for them.
Dr. Choi's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Drugs given in the office
- 2023: 6352024: 632No change
- Office and hospital visits
- 2023: 4432024: 441No change
- Surgery
- 2023: 1792024: 1714%
Where Dr. Choi's Medicare services took place, 2024
- In an office1,21097%
- In a facility343%
Dr. Choi compared with the Illinois median for orthopedic surgeons, 2024
- Dr. Choi
- Illinois median
- Medicare services
- 1,244vs 1,250Close to median
- Medicare patients
- 334vs 29613% above
- Part D claims
- 15vs 12088% below
Medians across 741 orthopedic surgeons in Illinois with Dmand AI profiles that report each measure.
Dr. Choi'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.
Need commercial claims for Dr. Choi?
Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Choi and other orthopedic surgeons in Illinois.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Kellen K. Choi treated 334 Medicare patients in 2024, average age 74
CMS counts 334 Medicare patients who saw Dr. Choi in 2024. The largest group is 65 to 74, with 168 patients. 75% of them have arthritis, and 75% have high cholesterol. 10% are also on Medicaid. Their average risk score is 1.17, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Dr. Choi's median patient age at 67, with 53% women.
Dr. Choi's Medicare patients by age, 2024
Dr. Choi's Medicare patients by sex, 2024
- Women21063%
- Men12437%
Chronic conditions among Dr. Choi's Medicare patients, 2024
- Arthritis75%
- High cholesterol75%
- High blood pressure72%
- Ischemic heart disease30%
- Diabetes28%
- Anxiety26%
- Mood disorders26%
- Depression24%
Share of Medicare patients with each condition. A patient can have several.
Dr. Choi's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 67
Patient panel by sex, all payers
- Women53%
- Men46%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Kellen K. Choi wrote 49 Medicare Part D claims in 2024
In 2024, Dr. Choi wrote 49 Medicare Part D claims for 35 patients. 100% of them were for generic drugs. CMS names the drug for 15 of them, across 1 drug with 11 or more claims each, at $701 in total drug cost. In 2022, CMS named 11 claims across 1 drug.
Dr. Choi'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 Dr. Choi's Part D claims, 2024
- Opioids45%22 of 49 claims
- Antibiotics33%16 of 49 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, 2022 to 2024
- 2022
- 2024
- Claims for drugs CMS names
- 2022: 112024: 1536%
Drugs named by CMS: 1 in 2024, 1 in 2022.
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. Kellen K. Choi scored 85 out of 100 in Medicare's MIPS program for 2024
CMS publishes a Merit-based Incentive Payment System (MIPS) score of 85 out of 100 for Dr. Choi for performance year 2024, reported as part of a group. Dr. Choi accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS counts 13 procedures of lower limb (leg) arthroscopy (minimally invasive joint repair) by Dr. Choi, more than 85% of the clinicians it reports for that procedure.
- Accepts Medicare assignment
- Yes
Dr. Choi's MIPS scores, performance year 2024
- 85of 100Final score
- 75.9of 100Quality
- 99of 100Promoting Interoperability
- 40of 100Improvement Activities
- 75of 100Cost
Each score is out of 100. The final score weighs the categories CMS scored for this clinician.
Where Dr. Choi ranks in Medicare procedure volume
- Upper limb (arm) arthroscopy (minimally invasive joint repair)
- 84th percentile45 procedures
- Lower limb (leg) arthroscopy (minimally invasive joint repair)
- 85th percentile13 procedures
CMS ranks each clinician against every clinician it reports for the same procedure category.
Knee replacement: 1 to 10 procedures (CMS shows small counts as a range)
Removal of tissue: 1 to 10 procedures (CMS shows small counts as a range)
Sources: Doctors and Clinicians National Downloadable File (CMS); Clinician Public Reporting: Overall MIPS Performance (CMS), 2024 data, released September 10, 2026; and Doctors and Clinicians Utilization Data (CMS)
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Dr. Kellen K. Choi received $2,249 in industry payments from 2016 to 2025
CMS Open Payments shows 46 general payments to Dr. Choi from 22 drug and device companies from 2016 to 2025. Education make up the largest share, 54% of the total. Medwest Associates paid the most, $1,200.
General payments to Dr. Choi by program year, 2016 to 2025
General payments to Dr. Choi by kind, 2016 to 2025
- Education$1,21454%
- Food and beverage$1,03546%
Companies that paid Dr. Choi the most, 2016 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Kellen K. Choi graduated from Feinberg School of Medicine
Dr. Choi graduated from Feinberg School of Medicine in 1997.
- Medical school
- Board certified in orthopaedic surgery
Source: Dmand AI Professional Profile Data
Dr. Kellen K. Choi accepts plans from 15 insurance carriers
Dr. Choi is in network with 15 carriers, including Aetna, HCSC and Blue Cross Blue Shield of Michigan. PPO plans come from the most carriers, 10. Check the plan with the practice before a visit.
- Aetna
- HCSC
- Blue Cross Blue Shield of Michigan
- Cigna
- United Healthcare
- Elevance
- Aspirus Health Plan
- Blue Cross Blue Shield of Massachusetts
- +7 more carriersWith a free account
Plan types Dr. Choi accepts, by number of carriers
- PPO10
- HMO8
- Medicare8
- POS6
- EPO4
- Medicaid1
Source: Dmand AI Insurance Network Data
Sources for Dr. Kellen K. Choi's profile data
| Data on this page | Source |
|---|---|
| NPI, name, sex, specialty and licenses | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Professional Profile Data |
| Practice locations and phone | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Practice Data |
| Primary practice, affiliations and health system | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Practice DataDmand AI Affiliation DataDmand AI Org Hierarchy Data |
| Medicare services and procedure codes | Medicare Physician & Other Practitioners - by Provider and Service (CMS) (opens in a new tab) |
| State medians for the same specialty | Dmand AI Peer Benchmarks |
| Medicare patients and the all-payer patient panel | Dmand AI Patient Panel DataMedicare Physician & Other Practitioners - by Provider (CMS) (opens in a new tab) |
| Part D prescribing | Medicare 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 percentiles | Doctors and Clinicians National Downloadable File (CMS) (opens in a new tab)Clinician Public Reporting: Overall MIPS Performance (CMS) (opens in a new tab)Doctors and Clinicians Utilization Data (CMS) (opens in a new tab) |
| Industry payments | Open Payments (CMS) (opens in a new tab) |
| Training, board certification and memberships | Dmand AI Professional Profile Data |
| Insurance carriers and plan types | Dmand AI Insurance Network Data |
| EHR at each practice site | Dmand AI Technology Install Data |
| Similar physicians | Dmand AI Affiliation Data |
Data last refreshed October 2026Report an inaccuracyRemove my information
FAQ
Frequently asked questions about Dr. Kellen K. Choi
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. Kellen K. Choi's NPI number?
Dr. Kellen K. Choi's NPI number is 1164423786. It was assigned on August 4, 2005, and it is active in the NPI Registry.
What kind of doctor is Dr. Kellen K. Choi?
Dr. Kellen K. Choi is an orthopedic surgeon in Naperville, Illinois. The primary specialty in the NPI Registry is Orthopaedic Surgery Physician (taxonomy code 207X00000X).
Where does Dr. Kellen K. Choi practice?
Dr. Choi practices at 120 Osler Dr, Naperville, IL 60540. Dr. Choi's primary practice is Edward Health Ventures in Naperville, Illinois. Dmand AI also links Dr. Choi to 1 hospital, 2 group practices and clinics, 1 home health agency and 1 medical group.
What is Dr. Kellen K. Choi's office phone number?
The practice phone on file for Dr. Choi is (630) 527-3000.
What is Dr. Kellen K. Choi's medical license number?
Dr. Choi holds Illinois license 036106615, one of the licenses on file in 2 states.
Which states has Dr. Kellen K. Choi been licensed in?
Dmand AI has state licenses on file for Dr. Choi in Illinois (2002 to 2026) and Massachusetts (2002 to 2004).
Which hospitals is Dr. Kellen K. Choi affiliated with?
Dr. Choi is affiliated with Edward Hospital. Dmand AI links Dr. Choi to 1 more hospital.
What medical group is Dr. Kellen K. Choi part of?
Dr. Choi is linked to Endeavor Health Medical Group. Dmand AI links Dr. Choi to 1 more medical group.
Does Dr. Kellen K. Choi accept Medicare?
Yes. CMS data shows Dr. Choi billed Medicare for 1,244 services in 2024, and Dr. Choi accepts Medicare assignment.
What is Dr. Kellen K. Choi's MIPS score?
Dr. Choi's MIPS final score for performance year 2024 is 85 out of 100, reported as part of a group.
Show 8 more questionsShow fewer questions
How many Medicare patients does Dr. Kellen K. Choi see?
CMS counts 334 Medicare patients who saw Dr. Choi in 2024, with an average age of 74.
Is Dr. Kellen K. Choi board certified?
Yes. Dr. Choi is board certified in orthopaedic surgery by the American Board of Orthopaedic Surgery.
What services does Dr. Kellen K. Choi bill to Medicare?
In 2024, Dr. Choi's most billed Medicare services were injected or infused drug (J3301), surgery: bones and joints (20610) and office visit, established patient (99214).
Where did Dr. Kellen K. Choi go to medical school?
Dr. Choi graduated from Feinberg School of Medicine in 1997.
What drugs does Dr. Kellen K. Choi prescribe most?
In 2024 Medicare Part D data, Dr. Choi's most prescribed drugs by claims were Cephalexin.
Has Dr. Kellen K. Choi received payments from drug or device companies?
CMS Open Payments shows $2,249 in general payments to Dr. Choi from 22 companies from 2016 to 2025. The largest total came from Medwest Associates.
How long has Dr. Kellen K. Choi been practicing?
Dr. Choi graduated from medical school in 1997, 29 years ago.
What insurance does Dr. Kellen K. Choi accept?
Dr. Choi is in network with 15 carriers, including Aetna, HCSC and Blue Cross Blue Shield of Michigan. PPO plans come from the most carriers, 10. Check the plan with the practice before a visit.
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