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

Dr. Nana Sarkoah Ivy Fenny, MD

Individual provider Allergy & Immunology (Internal Medicine) Physician · NPI 1689998262

Dr. Nana Sarkoah Ivy Fenny, MD is an Allergy/Immunology in Green Bay, Wisconsin. Graduated from University of Chicago, Pritzker School of Medicine in 2009, 17 years ago. Practices with Bellin Memorial Hospital Inc, a 681-clinician group, works from 3 locations and accepts Medicare assignment. Licensed in Illinois and Wisconsin.

Years since qualifying
17
Trained at
University of Chicago, Pritzker School of Medicine
Licensed in
IL, WI
In the registry since
2010
Specialties on file
2
What do these letters mean?
MD — Doctor of Medicine
A physician who completed allopathic medical school.

See every abbreviation used in this directory →

Practice location Address checks out

519 S Monroe Ave
Green Bay, WI 54301-4017
Phone: (920) 435-6601
Fax: (920) 436-3840
Show map & directions

Pin is approximate — placed at the ZIP-code centre, not the exact door.

Additional practice locations (2)

  • 5841 S Maryland Ave, Chicago, IL 60637-1447 — (773) 834-3546
  • 2820 Roosevelt Rd, Marinette, WI 54143-3834 — (715) 735-5225

Specialties & licences

Allergy & Immunology (Internal Medicine) Physician (primary) Taxonomy 207RA0201X · Licence 82547-20 (WI)
Allergy & Immunology (Internal Medicine) Physician Taxonomy 207RA0201X · Licence 036.129852 (IL)

Record details

NPI number1689998262
Entity typeIndividual (Type 1)
GenderFemale
Credentials MD
Sole proprietorNo
NPI enumeratedMarch 25, 2010
Last updated in NPPESAugust 15, 2023
Certification dateAugust 15, 2023

Medicare enrollment

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

Medicare specialtyALLERGY/IMMUNOLOGY
Medical schoolUNIVERSITY OF CHICAGO, PRITZKER SCHOOL OF MEDICINE
Graduated 2009 (17 years in practice)
Group practice Bellin Memorial Hospital Inc — 681 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount