Dr. Oki Kwon, MD
- Medicare services, 2024
- 4,729
- Medicare patients, 2024
- 516
- Part D claims, 2024
- 8,033
- Publications
- 4
- Industry payments
- $4,223
- Practice address
- 700 Geipe Road, Suite 220, Baltimore, MD 21228
- Practice phone
- Call (410) 242-3636
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
GastroIntestinal Diagnostic Center
Surgery Center - Medicare-Certified · Baltimore, 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. Oki Kwon is an internist in Catonsville, Maryland
Dr. Kwon practices at GastroIntestinal Diagnostic Center in Baltimore, Maryland.
Dr. Kwon's NPI, 1952495954, was assigned on October 3, 2006. Dr. Kwon holds Maryland license D0030927.
- NPI
- 1952495954NPI Registry (opens in a new tab)
- Medicare PAC ID
- 5294866398
- NPI enumeration date
- October 3, 2006
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
- Practice phone
- (410) 242-3636
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 74
- Medical school graduation
- 1978
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Oki Kwon practices at GastroIntestinal Diagnostic Center in Baltimore, Maryland
Dr. Kwon's primary practice is GastroIntestinal Diagnostic Center, at 700 Geipe Road, Suite 220, Baltimore, MD 21228. The practice phone is (410) 242-3636.
- GastroIntestinal Diagnostic Center700 Geipe Road, Suite 220, Baltimore, MD 21228Phone(410) 242-3636
Source: Dmand AI Affiliation Data
Dr. Oki Kwon is affiliated with 5 sites of care and 2 medical groups
Dr. Kwon's primary practice is GastroIntestinal Diagnostic Center in Baltimore, Maryland. The medical group on file is Benjamin S Lee MD. Dmand AI also links Dr. Kwon to 2 more group practices and clinics, 2 home health agencies and 1 medical group, each named with a free account.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. Oki Kwon's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Kwon practices, 5 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| GastroIntestinal Diagnostic Center | Available with a free account |
| +4 more sites and 1 medical group | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Oki 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. Oki Kwon billed Medicare for 4,729 services in 2024
CMS data shows 4,729 Medicare services from Dr. Kwon across 24 procedure codes in 2024, for 516 Medicare patients. Medicare paid $230,188 for them. Every service was in an office.
Dr. Kwon's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Office and hospital visits
- 2023: 1,6532024: 1,87814%
- Other services
- 2023: 5852024: 1,869219%
- Surgery
- 2023: 7382024: 7143%
- Tests and treatments
- 2023: 3412024: 25625%
- Lab and pathology
- 2023: 1212024: 1290%
Dr. Kwon compared with the Maryland median for internists, 2024
- Dr. Kwon
- Maryland median
- Medicare services
- 4,729vs 6567.2 times
- Medicare patients
- 516vs 2512.1 times
- Part D claims
- 7,533vs 30924.4 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. Oki Kwon treated 516 Medicare patients in 2024, average age 77
CMS counts 516 Medicare patients who saw Dr. Kwon in 2024. The largest group is 65 to 74, with 217 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 29% are also on Medicaid. Their average risk score is 0.91, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Dr. Kwon's median patient age at 67, with 51% 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
- Women28655%
- Men23045%
Chronic conditions among Dr. Kwon's Medicare patients, 2024
- High blood pressure75%
- High cholesterol75%
- Arthritis42%
- Diabetes39%
- Osteoporosis20%
- Chronic kidney disease19%
- Ischemic heart disease17%
- Mood disorders15%
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 67
Patient panel by sex, all payers
- Women51%
- Men47%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Oki Kwon wrote 8,033 Medicare Part D claims in 2024
In 2024, Dr. Kwon wrote 8,033 Medicare Part D claims for 616 patients. 90% of them were for generic drugs. CMS names the drug for 7,533 of them, across 114 drugs with 11 or more claims each, at $531,928 in total drug cost. In 2023, CMS named 5,965 claims across 98 drugs.
Dr. Kwon's Part D claims by kind of drug, 2024
- Generic7,214 claims90%
- Brand-name767 claims10%
- Other52 claims1%
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
- Opioids0%36 of 8,033 claims
- Antibiotics3%264 of 8,033 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: 5,9652024: 7,53326%
Drugs named by CMS: 114 in 2024, 98 in 2023.
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. Oki 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)
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Dr. Oki Kwon has 4 publications on record
Dmand AI links 4 papers to Dr. Kwon, published from 2017 to 2023. 2017 was the busiest year, with 2. The most frequent topics are Magnetic Resonance Angiography and Vertebrobasilar Insufficiency.
Dr. Kwon's papers by year, 2017 to 2023
Topics Dr. Kwon writes about most
- Magnetic Resonance Angiography
- Vertebrobasilar Insufficiency
Recent publications by Dr. Kwon
Interv Neuroradiol
See who Dr. Kwon researches with
Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who Dr. Kwon works with, so you can find a warm path to the right internists.
Sources: PubMed (National Library of Medicine); and Dmand AI Research Linkage
Dr. Oki Kwon received $4,223 in industry payments from 2016 to 2025
CMS Open Payments shows 62 general payments to Dr. Kwon from 17 drug and device companies from 2016 to 2025. Food and beverage make up the largest share, 100% of the total. Novo Nordisk Inc paid the most, $1,245.
General payments to Dr. Kwon by program year, 2016 to 2025
Companies that paid Dr. Kwon the most, 2016 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Sources for Dr. Oki 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 | Dmand AI Affiliation Data |
| Primary practice, affiliations and health system | Dmand 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) |
| Publications, topics and co-authors | PubMed (National Library of Medicine) (opens in a new tab)Dmand AI Research Linkage |
| 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. Oki 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. Oki Kwon's NPI number?
Dr. Oki Kwon's NPI number is 1952495954. It was assigned on October 3, 2006, and it is active in the NPI Registry.
What kind of doctor is Dr. Oki Kwon?
Dr. Oki Kwon is an internist in Catonsville, Maryland. The primary specialty in the NPI Registry is Internal Medicine Physician (taxonomy code 207R00000X).
Where does Dr. Oki Kwon practice?
Dr. Kwon practices at 700 Geipe Road, Suite 220, Baltimore, MD 21228. Dr. Kwon's primary practice is GastroIntestinal Diagnostic Center in Baltimore, Maryland. Dmand AI also links Dr. Kwon to 2 group practices and clinics, 2 home health agencies and 1 medical group.
What is Dr. Oki Kwon's office phone number?
The practice phone on file for Dr. Kwon is (410) 242-3636.
What is Dr. Oki Kwon's medical license number?
Dr. Kwon holds Maryland license D0030927.
What medical group is Dr. Oki Kwon part of?
Dr. Kwon is linked to Benjamin S Lee MD. Dmand AI links Dr. Kwon to 1 more medical group.
Does Dr. Oki Kwon accept Medicare?
Yes. CMS data shows Dr. Kwon billed Medicare for 4,729 services in 2024, and Dr. Kwon accepts Medicare assignment.
Does Dr. Oki Kwon offer telehealth?
Yes. The CMS Doctors and Clinicians file lists Dr. Kwon as offering telehealth services.
How many Medicare patients does Dr. Oki Kwon see?
CMS counts 516 Medicare patients who saw Dr. Kwon in 2024, with an average age of 77.
What services does Dr. Oki Kwon bill to Medicare?
In 2024, Dr. Kwon's most billed Medicare services were office visit, established patient (99214), surgery: heart and blood vessels (36415) and medicare service (G2211).
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What drugs does Dr. Oki Kwon prescribe most?
In 2024 Medicare Part D data, Dr. Kwon's most prescribed drugs by claims were Amlodipine Besylate, Atorvastatin Calcium and Metformin HCl.
Has Dr. Oki Kwon received payments from drug or device companies?
CMS Open Payments shows $4,223 in general payments to Dr. Kwon from 17 companies from 2016 to 2025. The largest total came from Novo Nordisk Inc.
How long has Dr. Oki Kwon been practicing?
Dr. Kwon graduated from medical school in 1978, 48 years ago.
Does Dr. Oki Kwon do research?
Dmand AI links 4 publications to Dr. Kwon, published from 2017 to 2023.
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