Dr. Chris Byung Hyun, MD
- Medicare services, 2024
- 346
- Medicare patients, 2024
- 163
- Part D claims, 2024
- 978
- Hospital affiliations
- 1
- Industry payments
- $1,385
- Practice address
- 9100 SW Oleson Road, Tigard, OR 97223
- Practice phone
- Call (503) 445-9066
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Alberty Surgical Center
Surgery Center - Medicare-Certified · Tigard, Oregon
Find Dr. Hyun'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. Chris Byung Hyun is a gastroenterologist in Portland, Oregon
Dr. Hyun practices at Alberty Surgical Center in Tigard, Oregon.
Dr. Hyun's NPI, 1447230594, was assigned on January 17, 2006. Dr. Hyun holds Oregon license MD26315.
- NPI
- 1447230594NPI Registry (opens in a new tab)
- Medicare PAC ID
- 8426131574
- NPI enumeration date
- January 17, 2006
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
- Practice phone
- (503) 445-9066
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 58
- Medical school graduation
- 1994
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Chris Byung Hyun practices at Alberty Surgical Center in Tigard, Oregon
Dr. Hyun's primary practice is Alberty Surgical Center, at 9100 SW Oleson Road, Tigard, OR 97223. The practice phone is (503) 445-9066.
- Alberty Surgical Center9100 SW Oleson Road, Tigard, OR 97223Phone(503) 445-9066
Source: Dmand AI Affiliation Data
Dr. Chris Byung Hyun is affiliated with 3 sites of care and 1 medical group
Dr. Hyun's primary practice is Alberty Surgical Center in Tigard, Oregon. Dr. Hyun is also affiliated with Legacy Good Samaritan Medical Center. The medical group on file is The Portland Clinic. Dmand AI also links Dr. Hyun to 1 more group practice or clinic, named with a free account.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. Chris Byung Hyun's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Hyun practices, 3 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Alberty Surgical Center | Available with a free account |
| +2 more affiliated sites | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Chris Byung Hyun is one of 226 gastroenterologists in Oregon
Gastroenterology is Dr. Hyun's primary specialty in the NPI Registry, under taxonomy code 207RG0100X. Dr. Hyun is licensed in Oregon.
Specialties and state licenses
- Gastroenterology, OregonPrimary
Gastroenterologists near Dr. Hyun
Counts of gastroenterologists 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. Chris Byung Hyun billed Medicare for 346 services in 2024
CMS data shows 346 Medicare services from Dr. Hyun across 12 procedure codes in 2024, for 163 Medicare patients. Medicare paid $27,719 for them.
Dr. Hyun's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Surgery
- 2023: 1462024: 1556%
- Office and hospital visits
- 2023: 1432024: 12810%
- Lab and pathology
- 2023: 322024: 3716%
- Tests and treatments
- 2023: 02024: 14
- Other services
- 2023: 112024: 129%
Where Dr. Hyun's Medicare services took place, 2024
- In an office23367%
- In a facility11333%
Dr. Hyun compared with the Oregon median for gastroenterologists, 2024
- Dr. Hyun
- Oregon median
- Medicare services
- 346vs 27327% above
- Medicare patients
- 163vs 19014% below
- Part D claims
- 864vs 3402.5 times
Medians across 224 gastroenterologists in Oregon with Dmand AI profiles that report each measure.
Dr. Hyun'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.
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Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Chris Byung Hyun treated 163 Medicare patients in 2024, average age 71
CMS counts 163 Medicare patients who saw Dr. Hyun in 2024. The largest group is 65 to 74, with 111 patients. 75% of them have high cholesterol, and 52% have high blood pressure. Their average risk score is 0.91, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Dr. Hyun's median patient age at 62, with 52% women.
Dr. Hyun's Medicare patients by age, 2024
CMS leaves out age groups with fewer than 11 patients.
Dr. Hyun's Medicare patients by sex, 2024
- Women7647%
- Men8753%
Chronic conditions among Dr. Hyun's Medicare patients, 2024
- High cholesterol75%
- High blood pressure52%
- Arthritis34%
- Diabetes22%
- Cancer17%
- Mood disorders17%
- Anxiety16%
- Depression16%
Share of Medicare patients with each condition. A patient can have several.
Dr. Hyun's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 62
Patient panel by sex, all payers
- Women52%
- Men48%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Chris Byung Hyun wrote 978 Medicare Part D claims in 2024
In 2024, Dr. Hyun wrote 978 Medicare Part D claims for 424 patients. 81% of them were for generic drugs. CMS names the drug for 864 of them, across 20 drugs with 11 or more claims each, at $222,045 in total drug cost. In 2023, CMS named 942 claims across 18 drugs.
Dr. Hyun's Part D claims by kind of drug, 2024
- Generic794 claims81%
- Brand-name184 claims19%
Dr. Hyun'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. Hyun's Part D claims, 2024
- Antibiotics2%18 of 978 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: 9422024: 8648%
Drugs named by CMS: 20 in 2024, 18 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. Chris Byung Hyun ranks in the 64th percentile for colonoscopy in Medicare
Dr. Hyun accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS lists Dr. Hyun as offering telehealth. CMS counts 51 procedures of colonoscopy by Dr. Hyun, more than 64% of the clinicians it reports for that procedure.
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
Where Dr. Hyun ranks in Medicare procedure volume
- Colonoscopy
- 64th percentile51 procedures
- Upper gastrointestinal (GI) endoscopy for acid reflux
- 52nd percentile24 procedures
CMS ranks each clinician against every clinician it reports for the same procedure category.
Sources: Doctors and Clinicians National Downloadable File (CMS); and Doctors and Clinicians Utilization Data (CMS)
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Dr. Chris Byung Hyun received $1,385 in industry payments from 2016 to 2025
CMS Open Payments shows 53 general payments to Dr. Hyun from 21 drug and device companies from 2016 to 2025. Food and beverage make up the largest share, 94% of the total. Abbvie Inc. paid the most, $182.
General payments to Dr. Hyun by program year, 2016 to 2025
General payments to Dr. Hyun by kind, 2016 to 2025
- Food and beverage$1,30794%
- Education$786%
Companies that paid Dr. Hyun 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. Chris Byung Hyun'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)Doctors and Clinicians Utilization Data (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. Chris Byung Hyun
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. Chris Byung Hyun's NPI number?
Dr. Chris Byung Hyun's NPI number is 1447230594. It was assigned on January 17, 2006, and it is active in the NPI Registry.
What kind of doctor is Dr. Chris Byung Hyun?
Dr. Chris Byung Hyun is a gastroenterologist in Portland, Oregon. The primary specialty in the NPI Registry is Gastroenterology Physician (taxonomy code 207RG0100X).
Where does Dr. Chris Byung Hyun practice?
Dr. Hyun practices at 9100 SW Oleson Road, Tigard, OR 97223. Dr. Hyun's primary practice is Alberty Surgical Center in Tigard, Oregon. Dmand AI also links Dr. Hyun to 1 group practice or clinic.
What is Dr. Chris Byung Hyun's office phone number?
The practice phone on file for Dr. Hyun is (503) 445-9066.
What is Dr. Chris Byung Hyun's medical license number?
Dr. Hyun holds Oregon license MD26315.
Which hospitals is Dr. Chris Byung Hyun affiliated with?
Dr. Hyun is affiliated with Legacy Good Samaritan Medical Center.
What medical group is Dr. Chris Byung Hyun part of?
Dr. Hyun is linked to The Portland Clinic.
Does Dr. Chris Byung Hyun accept Medicare?
Yes. CMS data shows Dr. Hyun billed Medicare for 346 services in 2024, and Dr. Hyun accepts Medicare assignment.
Does Dr. Chris Byung Hyun offer telehealth?
Yes. The CMS Doctors and Clinicians file lists Dr. Hyun as offering telehealth services.
How many Medicare patients does Dr. Chris Byung Hyun see?
CMS counts 163 Medicare patients who saw Dr. Hyun in 2024, with an average age of 71.
Show 4 more questionsShow fewer questions
What services does Dr. Chris Byung Hyun bill to Medicare?
In 2024, Dr. Hyun's most billed Medicare services were office visit, established patient (99214), surgery: digestive system (45380) and surgery: heart and blood vessels (36415).
What drugs does Dr. Chris Byung Hyun prescribe most?
In 2024 Medicare Part D data, Dr. Hyun's most prescribed drugs by claims were Omeprazole, Sod Sulf-Potass Sulf-Mag Sulf and Pantoprazole Sodium.
Has Dr. Chris Byung Hyun received payments from drug or device companies?
CMS Open Payments shows $1,385 in general payments to Dr. Hyun from 21 companies from 2016 to 2025. The largest total came from Abbvie Inc.
How long has Dr. Chris Byung Hyun been practicing?
Dr. Hyun graduated from medical school in 1994, 32 years ago.
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