Sejung Hong
- Medicare services, 2024
- 1,917
- Medicare patients, 2024
- 250
- Part D claims, 2024
- 6,613
- Hospital affiliations
- 2
- Industry payments
- $1,335
- Practice address
- 3901 Hoyt Avenue, Everett, WA 98201
- Practice phone
- Call (425) 317-3400
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Optum - Founders
Mammography / Breast Imaging Center · Everett, Washington
Find Sejung Hong'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.
Sejung Hong is an internist in Everett, Washington
Sejung Hong practices at Optum - Founders in Everett, Washington.
Sejung Hong's NPI, 1255781167, was assigned on June 21, 2016. Sejung Hong holds Washington license MD60924650.
- NPI
- 1255781167NPI Registry (opens in a new tab)
- Medicare PAC ID
- 1254662893
- NPI enumeration date
- June 21, 2016
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
- Practice phone
- (425) 317-3400
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Female
- Estimated age
- 43
- Medical school graduation
- 2009
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Sejung Hong practices at Optum - Founders in Everett, Washington
Sejung Hong's primary practice is Optum - Founders, at 3901 Hoyt Avenue, Everett, WA 98201. The practice phone is (425) 317-3400.
- Optum - Founders3901 Hoyt Avenue, Everett, WA 98201Phone(425) 317-3400
Source: Dmand AI Affiliation Data
Sejung Hong is affiliated with 11 sites of care and 4 medical groups
Sejung Hong's primary practice is Optum - Founders in Everett, Washington. Sejung Hong is also affiliated with Providence Regional Medical Center Everett. The medical group on file is Select Rehabilitation. Dmand AI also links Sejung Hong to 1 more hospital, 4 group practices and clinics, 4 home health agencies and 3 medical groups, each named with a free account. Sejung Hong's employer is on file too: a breast imaging center.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Sejung Hong's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Sejung Hong practices, 11 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Optum - Founders | Available with a free account |
| +10 more sites and 3 medical groups | Available with a free account |
Source: Dmand AI Technology Install Data
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Sejung Hong is one of 2,689 internists in Washington
Internal medicine is Sejung Hong's primary specialty in the NPI Registry, under taxonomy code 207R00000X. Dmand AI has Sejung Hong's licenses on file in 2 states: Washington and Massachusetts.
Specialties and state licenses
- Internal medicine, WashingtonPrimary
- Massachusetts license
Internists near Sejung Hong
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
Sejung Hong billed Medicare for 1,917 services in 2024
CMS data shows 1,917 Medicare services from Sejung Hong across 26 procedure codes in 2024, for 250 Medicare patients. Medicare paid $57,897 for them. Every service was in an office.
Sejung Hong's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Lab and pathology
- 2023: 1,8742024: 1,03645%
- Office and hospital visits
- 2023: 5952024: 37437%
- Surgery
- 2023: 4352024: 26140%
- Other services
- 2023: 2592024: 23011%
- Tests and treatments
- 2023: 1052024: 1685%
- Imaging
- 2023: 982024: 0100%
Sejung Hong compared with the Washington median for internists, 2024
- Sejung Hong
- Washington median
- Medicare services
- 1,917vs 3645.3 times
- Medicare patients
- 250vs 16552% above
- Part D claims
- 5,905vs 18232.4 times
Medians across 2,604 internists in Washington with Dmand AI profiles that report each measure.
Sejung Hong'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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Medicare shows one payer. Book a meeting to get commercial claims data for Sejung Hong and other internists in Washington.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Sejung Hong treated 250 Medicare patients in 2024, average age 77
CMS counts 250 Medicare patients who saw Sejung Hong in 2024. The largest group is 65 to 74, with 105 patients. 64% of them have high blood pressure, and 64% have high cholesterol. 5% are also on Medicaid. Their average risk score is 1.07, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Sejung Hong's median patient age at 75, with 63% women.
Sejung Hong's Medicare patients by age, 2024
CMS leaves out age groups with fewer than 11 patients.
Sejung Hong's Medicare patients by sex, 2024
- Women14458%
- Men10642%
Chronic conditions among Sejung Hong's Medicare patients, 2024
- High blood pressure64%
- High cholesterol64%
- Arthritis37%
- Diabetes28%
- Chronic kidney disease24%
- Ischemic heart disease22%
- Mood disorders20%
- Atrial fibrillation18%
Share of Medicare patients with each condition. A patient can have several.
Sejung Hong's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 75
Patient panel by sex, all payers
- Women63%
- Men36%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Sejung Hong wrote 6,613 Medicare Part D claims in 2024
In 2024, Sejung Hong wrote 6,613 Medicare Part D claims for 743 patients. 88% of them were for generic drugs. CMS names the drug for 5,905 of them, across 108 drugs with 11 or more claims each, at $510,040 in total drug cost. In 2023, CMS named 8,391 claims across 146 drugs.
Sejung Hong's Part D claims by kind of drug, 2024
- Generic5,806 claims88%
- Brand-name743 claims11%
- Other64 claims1%
Sejung Hong'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 Sejung Hong's Part D claims, 2024
- Opioids2%147 of 6,613 claims
- Antibiotics1%39 of 6,613 claims
- Antipsychotics, patients 65 and over1%49 of 6,613 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: 8,3912024: 5,90530%
Drugs named by CMS: 108 in 2024, 146 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
Sejung Hong offers telehealth to Medicare patients
Sejung Hong accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS lists Sejung Hong as offering telehealth.
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
Removal or shaving of skin growth: 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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Sejung Hong received $1,335 in industry payments from 2016 to 2025
CMS Open Payments shows 73 general payments to Sejung Hong from 11 drug and device companies from 2016 to 2025. Food and beverage make up the largest share, 100% of the total. Bristol-Myers Squibb Company paid the most, $443.
General payments to Sejung Hong by program year, 2016 to 2025
Companies that paid Sejung Hong 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 Sejung Hong'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 Sejung Hong
Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.
What is Sejung Hong's NPI number?
Sejung Hong's NPI number is 1255781167. It was assigned on June 21, 2016, and it is active in the NPI Registry.
What does Sejung Hong specialize in?
Sejung Hong is an internist in Everett, Washington. The primary specialty in the NPI Registry is Internal Medicine Physician (taxonomy code 207R00000X).
Where does Sejung Hong practice?
Sejung Hong practices at 3901 Hoyt Avenue, Everett, WA 98201. Sejung Hong's primary practice is Optum - Founders in Everett, Washington. Dmand AI also links Sejung Hong to 1 hospital, 4 group practices and clinics, 4 home health agencies and 3 medical groups.
What is Sejung Hong's office phone number?
The practice phone on file for Sejung Hong is (425) 317-3400.
What is Sejung Hong's medical license number?
Sejung Hong holds Washington license MD60924650, one of the licenses on file in 2 states.
Which states has Sejung Hong been licensed in?
Dmand AI has state licenses on file for Sejung Hong in Washington and Massachusetts.
Which hospitals is Sejung Hong affiliated with?
Sejung Hong is affiliated with Providence Regional Medical Center Everett. Dmand AI links Sejung Hong to 1 more hospital.
What medical group is Sejung Hong part of?
Sejung Hong is linked to Select Rehabilitation. Dmand AI links Sejung Hong to 3 more medical groups.
Does Sejung Hong accept Medicare?
Yes. CMS data shows Sejung Hong billed Medicare for 1,917 services in 2024, and Sejung Hong accepts Medicare assignment.
Does Sejung Hong offer telehealth?
Yes. The CMS Doctors and Clinicians file lists Sejung Hong as offering telehealth services.
Show 5 more questionsShow fewer questions
How many Medicare patients does Sejung Hong see?
CMS counts 250 Medicare patients who saw Sejung Hong in 2024, with an average age of 77.
What services does Sejung Hong bill to Medicare?
In 2024, Sejung Hong's most billed Medicare services were office visit, established patient (99214), surgery: heart and blood vessels (36415) and lab and pathology test (83036).
What drugs does Sejung Hong prescribe most?
In 2024 Medicare Part D data, Sejung Hong's most prescribed drugs by claims were Atorvastatin Calcium, Amlodipine Besylate and Levothyroxine Sodium.
Has Sejung Hong received payments from drug or device companies?
CMS Open Payments shows $1,335 in general payments to Sejung Hong from 11 companies from 2016 to 2025. The largest total came from Bristol-Myers Squibb Company.
How long has Sejung Hong been practicing?
Sejung Hong graduated from medical school in 2009, 17 years ago.
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