Dr. Sung Wook Sun, MD
- Medicare services, 2024
- 2,160
- Medicare patients, 2024
- 467
- Part D claims, 2024
- 20,043
- MIPS score, 2024
- 96
- Hospital affiliations
- 2
- Practice address
- 350 Engle St, Englewood, NJ 07631
- Practice phone
- Call (201) 894-3000
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Dr. Sun's professional email, personal email and mobile number
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Dr. Sung Wook Sun is an internist in Englewood, New Jersey
Dr. Sun practices at Englewood Hospital in Englewood, New Jersey, part of RWJBarnabas Health.
Dr. Sun's NPI, 1932125994, was assigned on July 14, 2006. Dr. Sun graduated from Catholic University Medical College in 1994. Dr. Sun holds New Jersey license 25MA07942200.
- NPI
- 1932125994NPI Registry (opens in a new tab)
- Medicare PAC ID
- 4486687365
- NPI enumeration date
- July 14, 2006
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
- Practice phone
- (201) 894-3000
- 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. Sung Wook Sun practices at Englewood Hospital in Englewood, New Jersey
Dr. Sun's primary practice is Englewood Hospital, at 350 Engle St, Englewood, NJ 07631 in Bergen County. The practice phone is (201) 894-3000.
- Englewood Hospital350 Engle St, Englewood, NJ 07631 · Bergen CountyPhone(201) 894-3000
Source: Dmand AI Affiliation Data
Dr. Sung Wook Sun is affiliated with 11 sites of care and 1 medical group
Dr. Sun's primary practice is Englewood Hospital in Englewood, New Jersey, part of RWJBarnabas Health. Dr. Sun is also affiliated with Holy Name Medical Center. The medical group on file is Medical Associates at Englewood. Dmand AI also links Dr. Sun to 3 more hospices, 3 skilled nursing facilities, 2 home health agencies and 1 physician office, 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. Sung Wook Sun's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Sun practices, 11 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Englewood Hospital | Available with a free account |
| +10 more affiliated sites | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Sung Wook Sun is one of 4,226 internists in New Jersey
Internal medicine is Dr. Sun's primary specialty in the NPI Registry, under taxonomy code 207R00000X. Dmand AI has Dr. Sun's licenses on file in 2 states: New Jersey and New York.
Specialties and state licenses
- Internal medicine, New JerseyPrimary
- New York license
Internists near Dr. Sun
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. Sung Wook Sun billed Medicare for 2,160 services in 2024
CMS data shows 2,160 Medicare services from Dr. Sun across 23 procedure codes in 2024, for 467 Medicare patients. Medicare paid $155,304 for them.
Dr. Sun's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Office and hospital visits
- 2023: 1,4082024: 1,4453%
- Other services
- 2023: 2362024: 39567%
- Tests and treatments
- 2023: 2542024: 30119%
- Surgery
- 2023: 402024: 1953%
Where Dr. Sun's Medicare services took place, 2024
- In an office1,96991%
- In a facility1919%
Dr. Sun compared with the New Jersey median for internists, 2024
- Dr. Sun
- New Jersey median
- Medicare services
- 2,160vs 7233.0 times
- Medicare patients
- 467vs 2312.0 times
- Part D claims
- 19,080vs 83023.0 times
Medians across 4,086 internists in New Jersey with Dmand AI profiles that report each measure.
Dr. Sun'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. Sung Wook Sun treated 467 Medicare patients in 2024, average age 78
CMS counts 467 Medicare patients who saw Dr. Sun in 2024. The largest group is 75 to 84, with 160 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 56% are also on Medicaid. Their average risk score is 1.50, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Dr. Sun's median patient age at 71, with 54% women.
Dr. Sun's Medicare patients by age, 2024
Dr. Sun's Medicare patients by sex, 2024
- Women28862%
- Men17938%
Chronic conditions among Dr. Sun's Medicare patients, 2024
- High blood pressure75%
- High cholesterol75%
- Diabetes51%
- Arthritis37%
- Chronic kidney disease30%
- Mood disorders30%
- Osteoporosis28%
- Alzheimer's and dementia25%
Share of Medicare patients with each condition. A patient can have several.
Dr. Sun's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 71
Patient panel by sex, all payers
- Women54%
- Men45%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Sung Wook Sun wrote 20,043 Medicare Part D claims in 2024
In 2024, Dr. Sun wrote 20,043 Medicare Part D claims for 1,202 patients. 77% of them were for generic drugs. CMS names the drug for 19,080 of them, across 217 drugs with 11 or more claims each, at $2,857,710 in total drug cost. In 2023, CMS named 18,439 claims across 212 drugs.
Dr. Sun's Part D claims by kind of drug, 2024
- Generic15,438 claims77%
- Brand-name4,451 claims22%
- Other154 claims1%
Dr. Sun'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. Sun's Part D claims, 2024
- Opioids0%24 of 20,043 claims
- Antibiotics2%312 of 20,043 claims
- Antipsychotics, patients 65 and over2%328 of 20,043 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: 18,4392024: 19,0803%
Drugs named by CMS: 217 in 2024, 212 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. Sung Wook Sun scored 96 out of 100 in Medicare's MIPS program for 2024
CMS publishes a Merit-based Incentive Payment System (MIPS) score of 96 out of 100 for Dr. Sun for performance year 2024, reported through an alternative payment model (APM). Dr. Sun accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS lists Dr. Sun as offering telehealth.
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
Dr. Sun's MIPS scores, performance year 2024
- 96of 100Final score
- 86.9of 100Quality
- 100of 100Promoting Interoperability
- 40of 100Improvement Activities
Each score is out of 100. The final score weighs the categories CMS scored for this clinician.
Sources: Doctors and Clinicians National Downloadable File (CMS); and Clinician Public Reporting: Overall MIPS Performance (CMS), 2024 data, released September 10, 2026
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Dr. Sung Wook Sun received $20,886 in industry payments from 2016 to 2025
CMS Open Payments shows 1,336 general payments to Dr. Sun from 57 drug and device companies from 2016 to 2025. Food and beverage make up the largest share, 99% of the total. Novo Nordisk Inc paid the most, $2,850.
General payments to Dr. Sun by program year, 2016 to 2025
General payments to Dr. Sun by kind, 2016 to 2025
- Food and beverage$20,68099%
- Education$2061%
Companies that paid Dr. Sun 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. Sung Wook Sun graduated from Catholic University Medical College
Dr. Sun graduated from Catholic University Medical College in 1994.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. Sung Wook Sun'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)Clinician Public Reporting: Overall MIPS Performance (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 |
| 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. Sung Wook Sun
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. Sung Wook Sun's NPI number?
Dr. Sung Wook Sun's NPI number is 1932125994. It was assigned on July 14, 2006, and it is active in the NPI Registry.
What kind of doctor is Dr. Sung Wook Sun?
Dr. Sung Wook Sun is an internist in Englewood, New Jersey. The primary specialty in the NPI Registry is Internal Medicine Physician (taxonomy code 207R00000X).
Where does Dr. Sung Wook Sun practice?
Dr. Sun practices at 350 Engle St, Englewood, NJ 07631. Dr. Sun's primary practice is Englewood Hospital in Englewood, New Jersey, part of RWJBarnabas Health. Dmand AI also links Dr. Sun to 3 hospices, 3 skilled nursing facilities, 2 home health agencies and 1 physician office.
What is Dr. Sung Wook Sun's office phone number?
The practice phone on file for Dr. Sun is (201) 894-3000.
What is Dr. Sung Wook Sun's medical license number?
Dr. Sun holds New Jersey license 25MA07942200, one of the licenses on file in 2 states.
Which states has Dr. Sung Wook Sun been licensed in?
Dmand AI has state licenses on file for Dr. Sun in New Jersey and New York.
Which hospitals is Dr. Sung Wook Sun affiliated with?
Dr. Sun practices at Englewood Hospital in Englewood, New Jersey. Dr. Sun is also affiliated with Holy Name Medical Center.
What medical group is Dr. Sung Wook Sun part of?
Dr. Sun is linked to Medical Associates at Englewood.
Does Dr. Sung Wook Sun accept Medicare?
Yes. CMS data shows Dr. Sun billed Medicare for 2,160 services in 2024, and Dr. Sun accepts Medicare assignment.
Does Dr. Sung Wook Sun offer telehealth?
Yes. The CMS Doctors and Clinicians file lists Dr. Sun as offering telehealth services.
Show 7 more questionsShow fewer questions
What is Dr. Sung Wook Sun's MIPS score?
Dr. Sun's MIPS final score for performance year 2024 is 96 out of 100, reported through an alternative payment model (APM).
How many Medicare patients does Dr. Sung Wook Sun see?
CMS counts 467 Medicare patients who saw Dr. Sun in 2024, with an average age of 78.
What services does Dr. Sung Wook Sun bill to Medicare?
In 2024, Dr. Sun's most billed Medicare services were office visit, established patient (99213), office visit, established patient (99214) and care management and other visits (99457).
Where did Dr. Sung Wook Sun go to medical school?
Dr. Sun graduated from Catholic University Medical College in 1994.
What drugs does Dr. Sung Wook Sun prescribe most?
In 2024 Medicare Part D data, Dr. Sun's most prescribed drugs by claims were Atorvastatin Calcium, Amlodipine Besylate and Losartan Potassium.
Has Dr. Sung Wook Sun received payments from drug or device companies?
CMS Open Payments shows $20,886 in general payments to Dr. Sun from 57 companies from 2016 to 2025. The largest total came from Novo Nordisk Inc.
How long has Dr. Sung Wook Sun been practicing?
Dr. Sun graduated from medical school in 1994, 32 years ago.
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