Tristen T. Chun, MD

Medicare activity in 2024

Official CMS public-use data for Tristen T. Chun, data year 2024 (released May 21, 2026). It covers Original Medicare (fee-for-service) patients only, not Medicare Advantage or other insurance. It shows volume, not quality or outcomes. CMS hides any count of 10 or fewer patients.

Most frequent services

1. Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more (99213)144 services
2. Ultrasound study of arm and leg arteries (93922)91 services
3. New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more (99203)40 services
4. Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more (99214)39 services
5. Initial hospital care with straightforward or low level of medical decision making, per day, if using time, at least 40 minutes (99221)38 services

Chronic conditions among these patients

Share of this clinician’s Original Medicare patients with each condition, as published by CMS (it describes the patients, not the care given).

• High blood pressure75%
• High cholesterol75%
• Chronic kidney disease62%
• Diabetes54%
• Ischemic heart disease48%
• Arthritis45%

Hospitals where Tristen T. Chun works

Medicare's Facility Affiliation Data lists Tristen T. Chun at these hospitals (updated October 2, 2026). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians. Star rating and emergency services: Hospital General Information (CMS), data updated October 26, 2026.

• Duke Regional HospitalDurham, NC · Acute Care Hospital · Medicare rating: 5 of 5 stars · Emergency services: listed by Medicare · CCN 340155
• Duke University HospitalDurham, NC · Acute Care Hospital · Medicare rating: 5 of 5 stars · Emergency services: listed by Medicare · CCN 340030

Practice locations

Addresses where Tristen T. Chun is enrolled with Medicare (CMS data updated October 2, 2026).

• 2301 Erwin RdDurham, NC 27705 (919) 684‑8111
• 2351 Erwin RdDurham, NC 27705 (919) 684‑8111
• 3400 Wake Forest Rd, Suite 310Raleigh, NC 27609 (919) 620‑4855
• 40 Duke Medicine CirDurham, NC 27710 (919) 684‑8111

Group practices

Medicare enrollment lists Tristen T. Chun as a member of this group (CMS data updated October 2, 2026).

• Duke Health Integrated Practice, Inc3,185 clinicians in the group

Specialties

• Vascular Surgeryprimary

Find other Vascular Surgery doctors in North Carolina →

Other vascular surgeons in Durham

Clinicians with the same Medicare primary specialty in Durham, NC — not a recommendation.

• George T. Clark Iii, MD
• Nicole A. Heidt, MD
• Sonny Tucker Jr., MD
• Samantha D. Minc, MD

All vascular surgeons in Durham →

Other clinicians in Duke Health Integrated Practice, Inc

Medicare enrollment lists these clinicians in the same group practice — not a recommendation.

• Anna L. Major
• Tarig S. Ali-Dinar, MD
• Seyma S. Sevinc, MD
• Desiree A. Coutinho, MD
• Kimberlyn P. Bowen, NP
• Kamran Mahmood, MD

Clinician information

Most corrections must be made at the source: clinicians update their NPI Registry record (NPPES) and their Medicare enrollment (PECOS); this page follows the next data release.

Sources

1. Facility Affiliation Data — Centers for Medicare & Medicaid Services (CMS), data updated October 2, 2026, retrieved October 29, 2026
2. Hospital General Information — CMS, data updated October 26, 2026, retrieved November 13, 2026
3. National Downloadable File (Doctors and Clinicians) — CMS, data updated October 2, 2026, retrieved October 29, 2026
4. Medicare Physician & Other Practitioners - by Provider — CMS, data year 2024, released May 21, 2026; Medicare Physician & Other Practitioners - by Provider and Service
5. NPI Registry — U.S. Department of Health and Human Services (NPPES), the clinician’s official record
6. Medicare Care Compare — official Medicare tool to look up clinicians