Dr. Dar Chung, MD
- Part D claims, 2024
- 40
- Hospital affiliations
- 1
- Industry payments
- $6,521
- State license
- 1
- Year NPI issued
- 2022
- Practice address
- 100 Michigan St NE, Grand Rapids, MI 49503
- Practice phone
- Call (616) 391-1774
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Dr. Chung'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. Dar Chung is a vascular surgeon in Grand Rapids, Michigan
Dr. Chung practices at Corewell Health Grand Rapids Hospitals - Butterworth in Grand Rapids, Michigan, part of Corewell Health.
Dr. Chung's NPI, 1538802731, was assigned on April 15, 2022. Dr. Chung holds Michigan license 4351049936.
- NPI
- 1538802731NPI Registry (opens in a new tab)
- NPI enumeration date
- April 15, 2022
- NPI status
- Active
- Practice phone
- (616) 391-1774
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Female
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Affiliation Data
Dr. Dar Chung practices at Corewell Health Grand Rapids Hospitals - Butterworth in Grand Rapids, Michigan
Dr. Chung's primary practice is Corewell Health Grand Rapids Hospitals - Butterworth, at 100 Michigan St NE, Grand Rapids, MI 49503 in Kent County. The practice phone is (616) 391-1774.
- Corewell Health Grand Rapids Hospitals - Butterworth100 Michigan St NE, Grand Rapids, MI 49503 · Kent CountyPhone(616) 391-1774
Source: Dmand AI Affiliation Data
Dr. Dar Chung is affiliated with 1 site of care
Dr. Chung's primary practice is Corewell Health Grand Rapids Hospitals - Butterworth in Grand Rapids, Michigan, part of Corewell Health.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. Dar Chung's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Chung practices. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Corewell Health Grand Rapids Hospitals - Butterworth | 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 Corewell Health and 6.2K+ hospitals, with verified contacts in the same login.
Dr. Dar Chung is one of 171 vascular surgeons in Michigan
Vascular surgery is Dr. Chung's primary specialty in the NPI Registry, under taxonomy code 2086S0129X. Dr. Chung is licensed in Michigan.
Specialties and state licenses
- Vascular surgery, MichiganPrimary
Vascular surgeons near Dr. Chung
Counts of vascular 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. Dar Chung's patients have a median age of 38
Across all payers, Dmand AI patient panel data puts Dr. Chung's median patient age at 38, with 100% women.
Dr. Chung's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 38
Patient panel by sex, all payers
- Women100%
- Men0%
Source: Dmand AI Patient Panel Data
Dr. Dar Chung wrote 40 Medicare Part D claims in 2024
In 2024, Dr. Chung wrote 40 Medicare Part D claims for 29 patients. 100% of them were for generic drugs. CMS names the drug for 21 of them, across 1 drug with 11 or more claims each, at $213 in total drug cost. In 2023, CMS named 12 claims across 1 drug.
Dr. Chung'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.
Part D claims for drugs CMS names, 2023 to 2024
- 2023
- 2024
- Claims for drugs CMS names
- 2023: 122024: 2175%
Drugs named by CMS: 1 in 2024, 1 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
For MedTech and pharma teams
Filter 7.4M+ HCPs by Medicare procedures, Part D drugs and Open Payments history, then reach them with verified contacts in one login.
Dr. Dar Chung received $6,521 in industry payments from 2022 to 2025
CMS Open Payments shows 44 general payments to Dr. Chung from 12 drug and device companies from 2022 to 2025. Travel and lodging make up the largest share, 79% of the total. TransMedics, Inc. paid the most, $5,178.
General payments to Dr. Chung by program year, 2022 to 2025
General payments to Dr. Chung by kind, 2022 to 2025
- Travel and lodging$5,17879%
- Food and beverage$93714%
- Education$4076%
Companies that paid Dr. Chung the most, 2022 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Sources for Dr. Dar Chung'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 patients and the all-payer patient panel | Dmand AI Patient Panel Data |
| 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) |
| 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. Dar Chung
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. Dar Chung's NPI number?
Dr. Dar Chung's NPI number is 1538802731. It was assigned on April 15, 2022, and it is active in the NPI Registry.
What kind of doctor is Dr. Dar Chung?
Dr. Dar Chung is a vascular surgeon in Grand Rapids, Michigan. The primary specialty in the NPI Registry is Vascular Surgery Physician (taxonomy code 2086S0129X).
Where does Dr. Dar Chung practice?
Dr. Chung practices at 100 Michigan St NE, Grand Rapids, MI 49503. Dr. Chung's primary practice is Corewell Health Grand Rapids Hospitals - Butterworth in Grand Rapids, Michigan, part of Corewell Health.
What is Dr. Dar Chung's office phone number?
The practice phone on file for Dr. Chung is (616) 391-1774.
What is Dr. Dar Chung's medical license number?
Dr. Chung holds Michigan license 4351049936.
Which hospitals is Dr. Dar Chung affiliated with?
Dr. Chung practices at Corewell Health Grand Rapids Hospitals - Butterworth in Grand Rapids, Michigan.
What drugs does Dr. Dar Chung prescribe most?
In 2024 Medicare Part D data, Dr. Chung's most prescribed drugs by claims were Clopidogrel.
Has Dr. Dar Chung received payments from drug or device companies?
CMS Open Payments shows $6,521 in general payments to Dr. Chung from 12 companies from 2022 to 2025. The largest total came from TransMedics, Inc.
How long has Dr. Dar Chung been practicing?
Dr. Chung's NPI was assigned in 2022.
Selling to vascular surgery practices?
See vascular surgeons in Michigan by site of care and group
Find the practices, groups and hospitals they work with, and the right people to contact at each.
- 30 days free
- Self-serve
- No credit card