Mark Y. Sun, MD
NPI 1487617593ActiveIndividual· Colon & Rectal Surgery· Coon Rapids, MN
Colon & Rectal Surgery (MD) in Coon Rapids, Minnesota, trained at University of Massachusetts Medical School (class of 2004). 145 Medicare patients in 2024, $32,293 paid; nearly all of their 237 Part D prescriptions were generic (95%). Takeda Pharmaceuticals U.S.A., Inc. was the largest of 3 companies reporting payments in 2024, $2,613 in all, mostly consulting fees.
Overview
| NPI | 1487617593 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | Apr 10, 2006 |
| Last updated in NPPES | Aug 4, 2025 |
| Certified by provider | Aug 4, 2025 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Colon & Rectal Surgery Primary | 208C00000X | 53998 | MN |
| Surgery | 208600000X | 222062 | MA |
Exclusion screening
| List | Result | Details |
|---|---|---|
| HHS-OIG LEIE · Nov 10, 2026 | No match | Checked by NPI and by name + state |
| North Carolina Medicaid · Nov 11, 2026 | No match | — |
| New York OMIG · Nov 11, 2026 | No match | — |
| Ohio Medicaid · Nov 11, 2026 | No match | — |
| Pennsylvania Medicheck · Nov 11, 2026 | No match | — |
| Washington HCA · Nov 11, 2026 | No match | — |
Official OIG search · How matching works ·Bulk check a roster
Medicare
| Enrollment (PECOS) | Enrolled Practitioner - Colorectal Surgery (Proctology) (MN) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 145 |
|---|---|
| Services billed | 232 across 41 procedure codes |
| Paid by Medicare | $32,293 |
Part D prescriptions in 2024
| Prescriptions (claims) | 237 · 245 30-day fills |
|---|---|
| Patients | 142 |
| Total drug cost | $3,327 |
| Generic share | 95% of claims |
Education and affiliations
| Medical school | University of Massachusetts Medical School |
|---|---|
| Graduation year | 2004 |
| Medicare specialty | Colorectal Surgery (Proctology) |
| Secondary specialties | General Surgery |
Medical groups
- Fairview Express CareMinneapolis, MN · 1,911 clinicians
- Fairview Health ServicesSaint Paul, MN · 667 clinicians
- Minnesota Oncology Hematology PAMinneapolis, MN · 134 clinicians
Hospital affiliations
- Abbott Northwestern HospitalMinneapolis, MN
- Allina United HospitalSaint Paul, MN
- M Health Fairview Southdale HospitalEdina, MN
- Mercy HospitalCoon Rapids, MN
Industry payments (Open Payments)
- 2024$2,613 · 7 payments from 3 companies
Top paying companies in 2024
| Company | Amount | Payments |
|---|---|---|
| Takeda Pharmaceuticals U.S.A., Inc. | $1,688 | 1 |
| Intuitive Surgical, Inc. | $905.07 | 5 |
| Csl Behring | $20.00 | 1 |
What the 2024 payments were for
- Consulting Fee$1,688 · 1 payment
- Travel and Lodging$494.33 · 2 payments
- Food and Beverage$402.00 · 2 payments
- Education$20.00 · 1 payment
- Gift$8.74 · 1 payment
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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