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

Dr. Richard H Bertenshaw Jr., MD

Individual provider Endocrinology, Diabetes & Metabolism Physician · NPI 1992721898

Dr. Richard H Bertenshaw Jr., MD is an Endocrinology in Darien, Illinois. Graduated from University of Illinois College of Med (CHI/PEOR/ROCK/Chm-Urb) in 1985, 41 years ago. Practices with Adventist Health Partners Inc, a 45-clinician group and accepts Medicare assignment. Licensed in Illinois.

Years since qualifying
41
Trained at
University of Illinois College of Med (CHI/PEOR/ROCK/Chm-Urb)
Licensed in
IL
In the registry since
2006
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

7545 Wilton Rd
Darien, IL 60561-6702
Phone: (708) 921-6053
Fax: (877) 992-6901
Show map & directions

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

Specialties & licences

Endocrinology, Diabetes & Metabolism Physician (primary) Taxonomy 207RE0101X · Licence 036074851 (IL)

Record details

NPI number1992721898
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedJuly 14, 2006
Last updated in NPPESAugust 3, 2021
Certification dateJuly 7, 2021

Medicare enrollment

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

Medicare specialtyENDOCRINOLOGY
Also practisesINTERNAL MEDICINE
Medical schoolUNIVERSITY OF ILLINOIS COLLEGE OF MED (CHI/PEOR/ROCK/CHM-URB)
Graduated 1985 (41 years in practice)
Group practice Adventist Health Partners Inc — 45 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
Practice locations2 on file with Medicare