Dr. Ji Yon Kwon, MD
- Medicare services, 2024
- 1,605
- Medicare patients, 2024
- 396
- Part D claims, 2024
- 7,456
- Industry payments
- $21
- Affiliated sites
- 2
- Practice address
- 2400 Longstone Ln, Marriottsville, MD 21104
- Practice phone
- Call (410) 564-0000
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Seton Medical Group, Inc
Marriottsville, Maryland
Find Dr. Kwon'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. Ji Yon Kwon is an internist in Marriottsville, Maryland
Dr. Kwon practices at Seton Medical Group, Inc in Marriottsville, Maryland.
Dr. Kwon's NPI, 1992145460, was assigned on June 28, 2013. Dr. Kwon holds Maryland license D81315.
- NPI
- 1992145460NPI Registry (opens in a new tab)
- Medicare PAC ID
- 6901103530
- NPI enumeration date
- June 28, 2013
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
- Practice phone
- (410) 564-0000
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Female
- Estimated age
- 46
- Medical school graduation
- 2006
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Practice Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Ji Yon Kwon practices at Seton Medical Group, Inc in Marriottsville, Maryland
Dr. Kwon's primary practice is Seton Medical Group, Inc, at 2400 Longstone Ln, Marriottsville, MD 21104 in Carroll County. The practice phone is (410) 564-0000.
- Seton Medical Group, Inc2400 Longstone Ln, Marriottsville, MD 21104 · Carroll CountyPhone(410) 564-0000
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
Dr. Ji Yon Kwon is affiliated with 3 sites of care and 2 medical groups
Dr. Kwon's primary practice is Seton Medical Group, Inc in Marriottsville, Maryland. The medical group on file is Ascension Saint Agnes OB/GYN Columbia. Dmand AI also links Dr. Kwon to 2 more group practices and clinics and 1 medical group, each named with a free account.
Sources: NPPES NPI Registry (CMS); Dmand AI Practice Data; and Dmand AI Affiliation Data
Dmand AI tracks the EHR system at Dr. Ji Yon Kwon's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Kwon practices, 2 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Seton Medical Group, Inc | Available with a free account |
| +2 more sites and 1 medical group | Available with a free account |
Source: Dmand AI Technology Install Data
For health IT teams
Dmand AI maps EHR vendors, IT decision makers and buying committees across each health system and 6.2K+ hospitals, with verified contacts in the same login.
Dr. Ji Yon Kwon is one of 3,320 internists in Maryland
Internal medicine is Dr. Kwon's primary specialty in the NPI Registry, under taxonomy code 207R00000X. Dr. Kwon is licensed in Maryland.
Specialties and state licenses
- Internal medicine, MarylandPrimary
Internists near Dr. Kwon
Counts of internists 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. Ji Yon Kwon billed Medicare for 1,605 services in 2024
CMS data shows 1,605 Medicare services from Dr. Kwon across 12 procedure codes in 2024, for 396 Medicare patients. Medicare paid $126,210 for them. Every service was in an office.
Dr. Kwon's Medicare services by type, 2024
- Office and hospital visits885
- Other services506
- Tests and treatments195
- Lab and pathology19
Dr. Kwon compared with the Maryland median for internists, 2024
- Dr. Kwon
- Maryland median
- Medicare services
- 1,605vs 6562.4 times
- Medicare patients
- 396vs 25158% above
- Part D claims
- 6,878vs 30922.3 times
Medians across 3,215 internists in Maryland with Dmand AI profiles that report each measure.
Dr. Kwon'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. Kwon?
Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Kwon and other internists in Maryland.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Ji Yon Kwon treated 396 Medicare patients in 2024, average age 74
CMS counts 396 Medicare patients who saw Dr. Kwon in 2024. The largest group is 65 to 74, with 220 patients. 75% of them have high cholesterol, and 64% have high blood pressure. 27% are also on Medicaid. Their average risk score is 0.78, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Dr. Kwon's median patient age at 64, with 61% women.
Dr. Kwon's Medicare patients by age, 2024
CMS leaves out age groups with fewer than 11 patients.
Dr. Kwon's Medicare patients by sex, 2024
- Women25264%
- Men14436%
Chronic conditions among Dr. Kwon's Medicare patients, 2024
- High cholesterol75%
- High blood pressure64%
- Arthritis32%
- Diabetes31%
- Osteoporosis21%
- Mood disorders15%
- Depression14%
- Cancer13%
Share of Medicare patients with each condition. A patient can have several.
Dr. Kwon's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 64
Patient panel by sex, all payers
- Women61%
- Men39%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Ji Yon Kwon wrote 7,456 Medicare Part D claims in 2024
In 2024, Dr. Kwon wrote 7,456 Medicare Part D claims for 608 patients. 91% of them were for generic drugs. CMS names the drug for 6,878 of them, across 101 drugs with 11 or more claims each, at $395,540 in total drug cost.
Dr. Kwon's Part D claims by kind of drug, 2024
- Generic6,818 claims91%
- Brand-name622 claims8%
- Other16 claims0%
Dr. Kwon'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. Kwon's Part D claims, 2024
- Opioids1%40 of 7,456 claims
- Antibiotics1%105 of 7,456 claims
- Antipsychotics, patients 65 and over0%14 of 7,456 claims
Share of all Part D claims for each drug class CMS reports on. Classes with no claims are left out.
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. Ji Yon Kwon offers telehealth to Medicare patients
Dr. Kwon accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS lists Dr. Kwon as offering telehealth.
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
Source: Doctors and Clinicians National Downloadable File (CMS)
For MedTech and pharma teams
Filter 7.4M+ HCPs by Medicare procedures, Part D drugs and Open Payments history, then reach them with verified contacts in one login.
Dr. Ji Yon Kwon received $21 in industry payments in 2024
CMS Open Payments shows 1 general payment to Dr. Kwon from 1 drug or device company in 2024. Food and beverage make up the largest share, 100% of the total. Smith & Nephew, Inc. paid the most, $21.
Companies that paid Dr. Kwon the most, 2024 to 2024
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Sources for Dr. Ji Yon Kwon'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 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) |
| Industry payments | Open Payments (CMS) (opens in a new tab) |
| 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. Ji Yon Kwon
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. Ji Yon Kwon's NPI number?
Dr. Ji Yon Kwon's NPI number is 1992145460. It was assigned on June 28, 2013, and it is active in the NPI Registry.
What kind of doctor is Dr. Ji Yon Kwon?
Dr. Ji Yon Kwon is an internist in Marriottsville, Maryland. The primary specialty in the NPI Registry is Internal Medicine Physician (taxonomy code 207R00000X).
Where does Dr. Ji Yon Kwon practice?
Dr. Kwon practices at 2400 Longstone Ln, Marriottsville, MD 21104. Dr. Kwon's primary practice is Seton Medical Group, Inc in Marriottsville, Maryland. Dmand AI also links Dr. Kwon to 2 group practices and clinics and 1 medical group.
What is Dr. Ji Yon Kwon's office phone number?
The practice phone on file for Dr. Kwon is (410) 564-0000.
What is Dr. Ji Yon Kwon's medical license number?
Dr. Kwon holds Maryland license D81315.
What medical group is Dr. Ji Yon Kwon part of?
Dr. Kwon is linked to Ascension Saint Agnes OB/GYN Columbia. Dmand AI links Dr. Kwon to 1 more medical group.
Does Dr. Ji Yon Kwon accept Medicare?
Yes. CMS data shows Dr. Kwon billed Medicare for 1,605 services in 2024, and Dr. Kwon accepts Medicare assignment.
Does Dr. Ji Yon Kwon offer telehealth?
Yes. The CMS Doctors and Clinicians file lists Dr. Kwon as offering telehealth services.
How many Medicare patients does Dr. Ji Yon Kwon see?
CMS counts 396 Medicare patients who saw Dr. Kwon in 2024, with an average age of 74.
What services does Dr. Ji Yon Kwon bill to Medicare?
In 2024, Dr. Kwon's most billed Medicare services were office visit, established patient (99214), office visit, established patient (99213) and medicare service (G0439).
Show 3 more questionsShow fewer questions
What drugs does Dr. Ji Yon Kwon prescribe most?
In 2024 Medicare Part D data, Dr. Kwon's most prescribed drugs by claims were Atorvastatin Calcium, Amlodipine Besylate and Losartan Potassium.
Has Dr. Ji Yon Kwon received payments from drug or device companies?
CMS Open Payments shows $21 in general payments to Dr. Kwon from 1 company from 2024 to 2024. The largest total came from Smith & Nephew, Inc.
How long has Dr. Ji Yon Kwon been practicing?
Dr. Kwon graduated from medical school in 2006, 20 years ago.
Selling to internal medicine practices?
See internists in Maryland by site of care and group
Find the practices, groups and hospitals they work with, and the right people to contact at each.
- 30 days free
- Self-serve
- No credit card