Dr. Ko Un Park, MD
- Medicare services, 2024
- 203
- Medicare patients, 2024
- 61
- Hospital affiliations
- 2
- Industry payments
- $6,458
- Medical groups
- 4
- Practice address
- 55 Fogg Road, South Weymouth, MA 02190
- Practice phone
- Call (781) 340-8000
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Dr. Park's professional email, personal email and mobile number
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Dr. Ko Un Park is a general surgeon in South Weymouth, Massachusetts
Dr. Park practices at South Shore Hospital in South Weymouth, Massachusetts, part of South Shore Health System.
Dr. Park's NPI, 1639430614, was assigned on June 6, 2012. Dr. Park graduated from Indiana University School of Medicine in 2012. Dr. Park holds Massachusetts license 1013268.
- NPI
- 1639430614NPI Registry (opens in a new tab)
- Medicare PAC ID
- 6406088525
- NPI enumeration date
- June 6, 2012
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (781) 340-8000
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Female
- Estimated age
- 40
- Medical school graduation
- 2012
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Ko Un Park practices at South Shore Hospital in South Weymouth, Massachusetts
Dr. Park's primary practice is South Shore Hospital, at 55 Fogg Road, South Weymouth, MA 02190 in Norfolk County. The practice phone is (781) 340-8000.
- South Shore Hospital55 Fogg Road, South Weymouth, MA 02190 · Norfolk CountyPhone(781) 340-8000
Source: Dmand AI Affiliation Data
Dr. Ko Un Park is affiliated with 2 sites of care and 4 medical groups
Dr. Park's primary practice is South Shore Hospital in South Weymouth, Massachusetts, part of South Shore Health System. Dr. Park is also affiliated with Brigham and Women's Hospital. The medical group on file is Massachusetts General Physicians Organization (MGPO). Dmand AI also links Dr. Park to 3 more medical groups, 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. Ko Un Park's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Park practices, 2 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| South Shore Hospital | Available with a free account |
| +1 more site and 3 medical groups | 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 South Shore Health System and 6.2K+ hospitals, with verified contacts in the same login.
Dr. Ko Un Park is one of 732 general surgeons in Massachusetts
Surgery is Dr. Park's primary specialty in the NPI Registry, under taxonomy code 208600000X. Dmand AI has Dr. Park's licenses on file in 2 states: Massachusetts and Ohio.
Specialties and state licenses
- Surgery, MassachusettsPrimary
- Surgical oncology, Ohio
General surgeons near Dr. Park
Counts of general surgeons 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. Ko Un Park billed Medicare for 203 services in 2024
CMS data shows 203 Medicare services from Dr. Park across 7 procedure codes in 2024, for 61 Medicare patients. Medicare paid $36,705 for them.
Dr. Park's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Surgery
- 2023: 132024: 93615%
- Office and hospital visits
- 2023: 352024: 6483%
- Imaging
- 2023: 132024: 46254%
Where Dr. Park's Medicare services took place, 2024
- In an office6432%
- In a facility13968%
Dr. Park compared with the Massachusetts median for general surgeons, 2024
- Dr. Park
- Massachusetts median
- Medicare services
- 203vs 200Close to median
- Medicare patients
- 61vs 15260% below
Medians across 688 general surgeons in Massachusetts with Dmand AI profiles that report each measure.
Dr. Park'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 Dr. Park and other general surgeons in Massachusetts.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Ko Un Park treated 61 Medicare patients in 2024, average age 74
CMS counts 61 Medicare patients who saw Dr. Park in 2024. The largest group is 65 to 74, with 28 patients. 75% of them have cancer, and 67% have high blood pressure. 21% are also on Medicaid. Their average risk score is 0.99, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Dr. Park's median patient age at 65, with 99% women.
Dr. Park's Medicare patients by age, 2024
CMS leaves out age groups with fewer than 11 patients.
Chronic conditions among Dr. Park's Medicare patients, 2024
- Cancer75%
- High blood pressure67%
- High cholesterol67%
- Anxiety41%
- Arthritis38%
- Mood disorders28%
- Depression26%
- Osteoporosis25%
Share of Medicare patients with each condition. A patient can have several.
Dr. Park's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 65
Patient panel by sex, all payers
- Women99%
- Men0%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Ko Un Park ranks in the 78th percentile for mastectomy in Medicare
Dr. Park accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS counts 20 procedures of mastectomy by Dr. Park, more than 78% of the clinicians it reports for that procedure.
- Accepts Medicare assignment
- Yes
Where Dr. Park ranks in Medicare procedure volume
- Mastectomy
- 78th percentile20 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. Ko Un Park received $6,458 in industry payments from 2017 to 2022
CMS Open Payments shows 9 general payments to Dr. Park from 5 drug and device companies from 2017 to 2022. Consulting fees make up the largest share, 47% of the total. Bayer HealthCare Pharmaceuticals Inc. paid the most, $3,050.
General payments to Dr. Park by program year, 2017 to 2022
General payments to Dr. Park by kind, 2017 to 2022
- Consulting fees$3,05047%
- Debt forgiveness$3,00046%
- Food and beverage$4086%
Companies that paid Dr. Park the most, 2017 to 2022
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Ko Un Park graduated from Indiana University School of Medicine
Dr. Park graduated from Indiana University School of Medicine in 2012.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. Ko Un Park'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) |
| 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) |
| 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. Ko Un Park
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. Ko Un Park's NPI number?
Dr. Ko Un Park's NPI number is 1639430614. It was assigned on June 6, 2012, and it is active in the NPI Registry.
What kind of doctor is Dr. Ko Un Park?
Dr. Ko Un Park is a general surgeon in South Weymouth, Massachusetts. The primary specialty in the NPI Registry is Surgery Physician (taxonomy code 208600000X).
Where does Dr. Ko Un Park practice?
Dr. Park practices at 55 Fogg Road, South Weymouth, MA 02190. Dr. Park's primary practice is South Shore Hospital in South Weymouth, Massachusetts, part of South Shore Health System. Dmand AI also links Dr. Park to 3 medical groups.
What is Dr. Ko Un Park's office phone number?
The practice phone on file for Dr. Park is (781) 340-8000.
What is Dr. Ko Un Park's medical license number?
Dr. Park holds Massachusetts license 1013268, one of the licenses on file in 2 states.
Which states has Dr. Ko Un Park been licensed in?
Dmand AI has state licenses on file for Dr. Park in Massachusetts and Ohio.
Which hospitals is Dr. Ko Un Park affiliated with?
Dr. Park practices at South Shore Hospital in South Weymouth, Massachusetts. Dr. Park is also affiliated with Brigham and Women's Hospital.
What medical group is Dr. Ko Un Park part of?
Dr. Park is linked to Massachusetts General Physicians Organization (MGPO). Dmand AI links Dr. Park to 3 more medical groups.
Does Dr. Ko Un Park accept Medicare?
Yes. CMS data shows Dr. Park billed Medicare for 203 services in 2024, and Dr. Park accepts Medicare assignment.
How many Medicare patients does Dr. Ko Un Park see?
CMS counts 61 Medicare patients who saw Dr. Park in 2024, with an average age of 74.
Show 4 more questionsShow fewer questions
What services does Dr. Ko Un Park bill to Medicare?
In 2024, Dr. Park's most billed Medicare services were diagnostic imaging (76098), surgery: skin and soft tissue (19301) and office visit, established patient (99215).
Where did Dr. Ko Un Park go to medical school?
Dr. Park graduated from Indiana University School of Medicine in 2012.
Has Dr. Ko Un Park received payments from drug or device companies?
CMS Open Payments shows $6,458 in general payments to Dr. Park from 5 companies from 2017 to 2022. The largest total came from Bayer HealthCare Pharmaceuticals Inc.
How long has Dr. Ko Un Park been practicing?
Dr. Park graduated from medical school in 2012, 14 years ago.
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