Provider records sourced from NPPES (CMS National Plan & Provider Enumeration System). Data current as of August 10, 2026.
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Dr. Patricia K Sun, MD

Individual provider Gastroenterology Physician · NPI 1366626426

Dr. Patricia K Sun, MD is a Gastroenterology in Arlington Heights, Illinois. Graduated from New York University School of Medicine in 2003, 23 years ago. Practices with Illinois Gastroenterology Group LLC, a 116-clinician group and accepts Medicare assignment. Licensed in Illinois.

Years since qualifying
23
Trained at
New York University School of Medicine
Licensed in
IL
In the registry since
2007
What do these letters mean?
MD — Doctor of Medicine
A physician who completed allopathic medical school.

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Practice location Address checks out

1415 S Arlington Heights Rd
Arlington Heights, IL 60005-3765
Phone: (847) 439-1005
Fax: (847) 439-7555
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Gastroenterology Physician (primary) Taxonomy 207RG0100X · Licence 036115335 (IL)

Record details

NPI number1366626426
Entity typeIndividual (Type 1)
GenderFemale
Credentials MD
Sole proprietorNo
NPI enumeratedDecember 26, 2007
Last updated in NPPESFebruary 26, 2013

Medicare enrollment

From the CMS Doctors & Clinicians file — this clinician is enrolled in Medicare.

Medicare specialtyGASTROENTEROLOGY
Medical schoolNEW YORK UNIVERSITY SCHOOL OF MEDICINE
Graduated 2003 (23 years in practice)
Group practice Illinois Gastroenterology Group Llc — 116 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
Practice locations2 on file with Medicare

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