Sharon L. Siefert
Experienced in Type 2 Diabetes (T2D)

Dr. Sharon L. Siefert

Family Medicine
Corewell Health
Corewell Health Family Medicine - Sparta
2111 12 Mile Road Northwest, 
Sparta, MI 
On Staff At
41 Years of Experience

Experienced in Type 2 Diabetes (T2D)
Corewell Health
Corewell Health Family Medicine - Sparta
2111 12 Mile Road Northwest, 
Sparta, MI 
OverviewInsuranceLocationsSimilar Doctors

Overview

Sharon Siefert is a primary care provider, practicing in Family Medicine in Sparta, Michigan. Dr. Siefert has been practicing medicine for over 41 years and is rated as an Experienced provider by MediFind in the treatment of Type 2 Diabetes (T2D). Her top areas of expertise are Sitosterolemia, Hypertension, Familial Hypertension, and Glucocorticoid-Remediable Aldosteronism.

Graduate Institution
Northeast Ohio Medical University, 1985
Residency
Mercy Medical Center St. Mary's
Specialties
Family Medicine
Licenses
Family Medicine in MI
Board Certifications
American Board Of Family Medicine
Hospital Affiliations
Corewell Health Grand Rapids Hospitals
Languages Spoken
English
Gender
Female

Insurance

Accepted insurance can change. Please verify directly with the provider.

Find your insurance
Find your insuranceClose

Accepted insurance plans:

Aetna
  • EPO
  • HMO
  • POS
  • PPO
Alignment Health Plan
  • MEDICARE MAPD
  • MEDICARE SNP
  • OTHER MEDICARE
  • OTHER MEDICARE PART D
Anthem
  • EPO
  • HMO
  • POS
  • PPO
Blue Cross Blue Shield
  • EPO
  • HMO
  • POS
  • PPO
Change Healthcare
  • OTHER MEDICARE
  • OTHER MEDICARE PART D
Cigna
  • EPO
  • HMO
  • PPO
Health Alliance Plan
  • HMO
  • INSURANCE PLAN
  • MANAGED MEDICAID PLAN
  • MEDICARE MAPD
  • MEDICARE SNP
  • MEDICARE-MEDICAID PLAN
  • OTHER COMMERCIAL
  • OTHER MEDICARE
  • OTHER MEDICARE PART D
Health Care Services Corporation
  • HMO
  • INSURANCE PLAN
  • MANAGED MEDICAID PLAN
  • MEDICARE MAPD
  • MEDICARE PDP
  • MEDICARE SNP
  • OTHER COMMERCIAL
  • OTHER MEDICARE
  • OTHER MEDICARE PART D
  • PPO
Highmark
  • EPO
  • HMO
  • PPO
Humana
  • HMO
  • INDEMNITY
  • POS
  • PPO
Managed Medicaid
  • OTHER MANAGED MEDICAID
McLaren Health
  • HMO
Medicaid
  • OTHER MEDICAID
  • STATE MEDICAID
Medicare
  • INSURANCE PLAN
  • MANAGED MEDICAID PLAN
  • MEDICARE MAPD
  • MEDICARE PDP
  • MEDICARE SNP
  • MEDICARE-MEDICAID PLAN
  • OTHER MEDICARE PART D
Meridian Choice
  • HMO
  • INSURANCE PLAN
  • MANAGED MEDICAID PLAN
  • MEDICARE MAPD
  • MEDICARE SNP
  • MEDICARE-MEDICAID PLAN
  • OTHER COMMERCIAL
  • OTHER MEDICARE
  • OTHER MEDICARE PART D
Priority Health
  • HMO
  • POS
Spectrum Priority Health
  • HMO
  • INSURANCE PLAN
  • MANAGED MEDICAID PLAN
  • MEDICARE MAPD
  • MEDICARE PDP
  • OTHER COMMERCIAL
Trustmark
  • PPO
UnitedHealthcare
  • EPO
  • HMO
  • POS
  • PPO
University of Michigan Health
  • HMO
  • INSURANCE PLAN
  • MEDICARE MAPD
Upper Peninsula Health Plan
  • INSURANCE PLAN
  • MANAGED MEDICAID PLAN
  • MEDICARE MAPD
  • MEDICARE SNP
  • MEDICARE-MEDICAID PLAN
Walgreens
  • MEDICARE DISCOUNT CARD
  • MEDICARE PDP
  • OTHER MEDICARE
Wellcare
  • EPO
  • HMO
  • INSURANCE PLAN
  • MANAGED MEDICAID PLAN
  • MEDICARE MAPD
  • MEDICARE PDP
  • MEDICARE SNP
  • MEDICARE-MEDICAID PLAN
  • OTHER MEDICARE
  • OTHER MEDICARE PART D
View 18 Less Insurance Carriers -

Locations

Corewell Health Family Medicine - Sparta
2111 12 Mile Road Northwest, Sparta, MI 49345
Call: 616-391-8470
Similar Doctors
Distinguished in Type 2 Diabetes (T2D)
Dr. Andrew W. Messenger
Family Medicine | General Practice
Distinguished in Type 2 Diabetes (T2D)
Dr. Andrew W. Messenger
Family Medicine | General Practice

Clinton County Medical Center PC

1005 S Us Hwy 27, Suite 100, 
Saint Johns, MI 
 (59.5 miles away)
989-224-3000
Languages Spoken:
English
See accepted insurances
Accepting New Patients
Offers Telehealth

Andrew Messenger is a primary care provider, practicing in Family Medicine and General Practice in Saint Johns, Michigan. Dr. Messenger is rated as a Distinguished provider by MediFind in the treatment of Type 2 Diabetes (T2D). His top areas of expertise are Osteomyelitis in Children, Empyema, Sinusitis, and Type 2 Diabetes (T2D). Dr. Messenger is currently accepting new patients.

Advanced in Type 2 Diabetes (T2D)
Dr. Hilary A. Schmid
Family Medicine
Advanced in Type 2 Diabetes (T2D)
Dr. Hilary A. Schmid
Family Medicine

Metropolitan Hospital

14211 White Creek Ave Ne, Metro Health Cedar Springs, 
Cedar Springs, MI 
 (8.1 miles away)
616-252-6300
Languages Spoken:
English
See accepted insurances
Accepting New Patients

Hilary Schmid is a primary care provider, practicing in Family Medicine in Cedar Springs, Michigan. Dr. Schmid is rated as an Advanced provider by MediFind in the treatment of Type 2 Diabetes (T2D). Her top areas of expertise are Type 2 Diabetes (T2D), Maturity Onset Diabetes of the Young, Familial Chronic Mucocutaneous Candidiasis, and Cirrhosis. Dr. Schmid is currently accepting new patients.

Advanced in Type 2 Diabetes (T2D)
Dr. Frank E. Belsito
Family Medicine
Advanced in Type 2 Diabetes (T2D)
Dr. Frank E. Belsito
Family Medicine
2215 44th St Sw, 
Wyoming, MI 
 (18.7 miles away)
616-252-8300
Languages Spoken:
English
See accepted insurances
Accepting New Patients

Frank Belsito is a primary care provider, practicing in Family Medicine in Wyoming, Michigan. Dr. Belsito is rated as an Advanced provider by MediFind in the treatment of Type 2 Diabetes (T2D). His top areas of expertise are Type 2 Diabetes (T2D), Maturity Onset Diabetes of the Young, Familial Hypertension, and Glucocorticoid-Remediable Aldosteronism. Dr. Belsito is currently accepting new patients.

VIEW MORE TYPE 2 DIABETES (T2D) DOCTORS

Areas of Expertise

MediFind evaluates expertise by pulling from factors such as number of articles a doctor has published in medical journals, participation in clinical trials, speaking at industry conferences, prescribing and referral patterns, and strength of connections with other experts in their field.

Learn more about MediFind’s expert tiers

Find Dr. Siefert's expertise for a condition
ConditionClose
      • Advanced
      • Sitosterolemia
        Dr. Siefert is
        Advanced
        . Learn about Sitosterolemia.
        See more Sitosterolemia experts
      • Experienced
      • Acute Cystitis
        Dr. Siefert is
        Experienced
        . Learn about Acute Cystitis.
        See more Acute Cystitis experts
      • Anemia
        Dr. Siefert is
        Experienced
        . Learn about Anemia.
        See more Anemia experts
      • Atherosclerosis
        Dr. Siefert is
        Experienced
        . Learn about Atherosclerosis.
        See more Atherosclerosis experts
      • Attention Deficit Hyperactivity Disorder (ADHD)
        Dr. Siefert is
        Experienced
        . Learn about Attention Deficit Hyperactivity Disorder (ADHD).
        See more Attention Deficit Hyperactivity Disorder (ADHD) experts
      • Attenuated Familial Adenomatous Polyposis
        Dr. Siefert is
        Experienced
        . Learn about Attenuated Familial Adenomatous Polyposis.
        See more Attenuated Familial Adenomatous Polyposis experts
      • Autosomal Dominant Hypocalcemia
        Dr. Siefert is
        Experienced
        . Learn about Autosomal Dominant Hypocalcemia.
        See more Autosomal Dominant Hypocalcemia experts
      View All 67 Experienced Conditions
      Want to save this doctor for later?
      Sign Up
      Is this your doctor?
      Find A Second Opinion
      Not sure about your diagnosis?
      Check Your Symptoms
       
       
       
       
      Learn about our expert tiers
      Learn More
      Are you the provider on this profile?
      Claim Profile
      For Patients
      • Our Story
      • How MediFind Works
      • Conditions A-Z
      • Doctor Directory
      • Symptoms Directory
      • Procedures Directory
      • Treatment Directory
      • Drug Directory
      • Infusion Center Finder
      • FAQ
      • Contact Us
      For Providers and Practices
      • Claim Your Profile
      • Newsroom
      Business Solutions
      • Provider
      • Network Solutions
      Additional Resources
      • Consumer Health Data Privacy Policy
      • Privacy Policy
      • Terms of Use
      • Advertising Policy
      • Content Policy
      Subscribe to our newsletter

      Sign up to stay informed about MediFind and get wellness sent your way.

      Close

        By subscribing, I agree to MediFind's Terms of Use, Privacy Policy and Consumer Health Data Privacy Policy, as applicable.

        Bullet PinMediFind
        Follow us on
        This information is not intended as a substitute for informed medical advice. You should work with a licensed professional to diagnose and treat health conditions. We let the data speak for itself, MediFind does not endorse any healthcare providers.
        © 2026 All Rights Reserved

        Request an Appointment

        If you are experiencing a medical emergency, call 9-1-1.

        MediFind will contact the provider for your appointment request. You’ll receive status updates by email. Your provider or MediFind will reach out to you directly by phone or email to schedule your appointment or request additional information.

        Patient Details

        This information is for the patient who will be seen at the appointment.

          Close

          Returning patient? Use your address on file with the provider.

          Insurance Details

          Please provide information of the primary insurance holder as the practice may require this information to schedule.

          Insurance Provider *
          Insurance ProviderClose

          Appointments Details

          Let’s get more information about your appointment.

                  0 / 1000
                  0 / 1000
                  By pressing the Submit button you are agreeing to MediFind’s Terms of Use, Privacy Policy and Consumer Health Data Privacy Policy, as applicable.