Provider records sourced from NPPES (CMS National Plan & Provider Enumeration System). Data current as of August 10, 2026.
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Mitchell Bernsen, MD

Individual provider Gastroenterology Physician · NPI 1275523631

Mitchell Bernsen, MD is a Gastroenterology in Arlington Heights, Illinois. Graduated from Rush Medical College of Rush University in 1990, 36 years ago. Practices with Illinois Gastroenterology Group LLC, a 116-clinician group and accepts Medicare assignment. Licensed in Illinois.

Years since qualifying
36
Trained at
Rush Medical College of Rush University
Licensed in
IL
In the registry since
2005
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 036-084785 (IL)

Record details

NPI number1275523631
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedOctober 26, 2005
Last updated in NPPESFebruary 19, 2015
Mailing address1415 S Arlington Heights Rd, Arlington Heights, IL 60005-3765

Medicare enrollment

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

Medicare specialtyGASTROENTEROLOGY
Also practisesINTERNAL MEDICINE
Medical schoolRUSH MEDICAL COLLEGE OF RUSH UNIVERSITY
Graduated 1990 (36 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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