Summary

Dr. David Oyer has practiced endocrinology, diabetes and metabolism, and internal medicine for 57 years. He treats heart failure, chronic kidney disease, and chronic kidney disease stage 5.

He earned his medical degree from Harvard Medical School and is affiliated with Northwestern Memorial Hospital and Northwestern Medicine Catherine Gratz Griffin Lake Forest Hospital, seeing patients in Chicago and Lake Forest, Illinois. Patients on Vitals rate Dr. Oyer 4.79 out of 5.

Overview based on verified provider data

Quick Facts

  • accepting new patients
  • 4.8
  • 57 years of experience
  • 34 insurance plans accepted
  • speaks English
  • Harvard Medical School
  • 9 written reviews
  • 2 specialties
  • 17 areas of expertise
  • 2 hospital affiliations
  • 3 office locations
  • Male

Patients’ Perspective

  • Gave an accurate diagnosis
  • Had a good bedside manner
  • Spent time with me

Office Locations

Dr. David Smith Oyer has 3 locations

Specialized Medical Care Llc

211 E Chicago Ave Ste 1700Chicago, IL 60611
Mon8:00 am - 3:00 pm
Tue8:00 am - 3:00 pm
Wed8:00 am - 3:00 pm
Thu8:00 am - 3:00 pm
Fri8:00 am - 3:00 pm
SatClosed
SunClosed

Northwestern Medicine Lake Forest Hospital

1000 N Westmoreland RdLake Forest, IL 60045

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Dr. David Smith Oyer, MDDr. Oluwatomi Oluwagbemisola AsemotaAndrea Lynn MccoyDr. Rabab Zehra Jafri, MD
Endocrinology, Diabetes & MetabolismEndocrinology, Diabetes & MetabolismEndocrinology, Diabetes & MetabolismEndocrinology, Diabetes & Metabolism
Accepts New Patients Accepts New Patients Accepts New Patients Accepts New Patients
4.8 
57 Years of Experience 12 Years of Experience 16 Years of Experience
No Virtual Visit Option Virtual Visit Available Virtual Visit Available Virtual Visit Available
Speaks English Speaks English Speaks English, Hindi, Urdu
Chicago , ILChicago , ILCHICAGO , ILChicago , IL
Med School: Harvard Medical School Med School: University Of Ibadan College Of Medicine Med School: Aga Khan University Medical College
Current Profile
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Insurance Plans Accepted by Dr. David Smith Oyer

  • AARP
  • AARP - Medicare
  • AARP - PPO
  • Aetna
  • Aetna - Medicare
  • Aetna - Medicare (Advantage HMO)
  • Aetna - PPO
  • Aetna Better Health
  • Blue Cross Blue Shield
  • Blue Cross Blue Shield - PPO
  • Blue Cross Blue Shield of Arizona
  • Blue Cross Blue Shield of Illinois
  • BLUE CROSS of CALIFORNIA
  • Blue Shield of California
  • CareFirst Blue Cross Blue Shield
  • CareFirst Blue Cross Blue Shield - PPO
  • Cigna
  • Excellus Blue Cross Blue Shield
  • GEHA
  • Humana
  • Medicaid - Medicaid
  • Medicaid - Medicaid (Managed)
  • Medical Mutual
  • Medicare
  • Medicare - Medicaid
  • Medicare - Medicare
  • Meridian Health Plan - Medicaid (Managed)
  • Meritain Health
  • Optum Health
  • Three Rivers Providers Network (TRPN)
  • UnitedHealthcare
  • UnitedHealthcare - Medicare
  • UnitedHealthcare - Medicare (Advantage HMO)
  • Western Health Advantage

Medical Specialties

Dr. David Smith Oyer has the following 2 specialties

Specialty Expertise

Dr. David Smith Oyer has the following 17 areas of expertise

  • Acromegaly
  • Addison Disease
  • Cushing Disease
  • Diabetes
  • Diabetes (Types I & II)
  • Fatigue
  • Gland Issues
  • Hormones
  • Hyperthyroidism
  • Hypopituitarism
  • Hypothyroidism
  • Internal Medicine
  • Lipid Disorders
  • Lipid Metabolism Disorders
  • Metabolic Bone Diseases
  • Thyroid Diseases
  • Weight Loss

Certifications, License, & Education

57 Years Experience

Dr. David Smith Oyer holds an expired medical license in the state of Illinois.

Medical License

Medical Doctor with an expired medical license in the state of Illinois that expired in 2026.

Education & Training

Medical School

Graduated from Harvard Medical School in 1969.

NPI Number

Dr. Oyer's NPI number is 1134226467.

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Frequently Asked Questions

How can I make an appointment with Dr. David Oyer?
You can find contact information for Dr. David Oyer here on Vitals.
Which hospitals is Dr. David Oyer affiliated with?
Dr. David Oyer is affiliated with Northwestern Memorial Hospital and Northwestern Medicine Catherine Gratz Griffin Lake Forest Hospital.
Is Dr. David Oyer accepting new patients?
Dr. David Oyer is accepting new patients on Vitals. View Dr. David Oyer's profile on Vitals to make an appointment.
What languages does Dr. David Oyer speak?
Dr. David Oyer speaks English.
Does Dr. David Oyer accept my insurance?
You can see the insurance plans that Dr. David Oyer accepts on their Vitals profile.

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