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Dr. Mark Stolar, MD

Endocrinology, Diabetes & Metabolism* Age 70
Dr. Mark Stolar, MD
4.8 (48 Ratings)

Offers telehealth

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Dr. Mark Stolar, MD is an Endocrinology, Diabetes & Metabolism Specialist in McHenry, IL.
Dr. Mark Stolar, MD
4.8 (48 Ratings)
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Dr. Mark Stolar, MD

Endocrinology, Diabetes & Metabolism* Age 70
McHenry, IL
Accepting new patients
45 years of experience

Offers telehealth

Dr. Mark Stolar, MD is an Endocrinology, Diabetes & Metabolism Specialist in McHenry, IL.

About

Dr. Mark Stolar, MD is an Endocrinology, Diabetes & Metabolism Specialist in McHenry, IL and has 45 years experience. They graduated from University of Illinois College of Medicine in 1979 and completed a residency at Advocate Lutheran General Hospital|Luth General Hospital.They currently practice at Cleveland Clinic Akron and are affiliated with Northwestern Medicine Woodstock Hospital, Northwestern Medicine Mchenry Hospital, Northwestern Medicine Lake Forest Hospital, Northwestern Memorial Hospital and Northwestern Medicine Huntley Hospital. Dr. Stolar has experience treating conditions like Muscle Spasm and Dyslipidemia among other conditions at varying frequencies. At present, Dr. Stolar received an average rating of 4.8/5 from patients and has been reviewed 48 times. Their office accepts new patients and telehealth appointments. Dr. Stolar is board certified in Diabetes, Metabolism & Endocrinology and accepts multiple insurance plans.

Offers Telehealth

This provider offers telehealth appointments. Call the office to schedule.

Explains Conditions Well

Patients said this doctor explains conditions well.

Trustworthy

Patients said this doctor is trustworthy.

Friendly Staff

Patients said the staff was friendly.

Easy Scheduling

Patients said scheduling was easy.

Compare with other Endocrinology, Diabetes & Metabolism Specialists

Compare Dr. Stolar with our nearby Endocrinology, Diabetes & Metabolism Specialists at Cleveland Clinic
These providers are on the medical staff of Cleveland Clinic
These providers are on the medical staff of Cleveland Clinic.
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Experience Check

Enter a condition or procedure
Muscle Spasm
Thyroid Hormone Replacement
Dyslipidemia
Muscle Spasm
Thyroid Hormone Replacement
Dyslipidemia
Obesity
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Osteopenia
Thyroid Atrophy
Vitamin_Deficiency
Acute Upper Respiratory Infection
Adrenal Gland Diseases
All Headaches (incl. Migraine)
Autoimmune Thyroid Diseases
Autoimmune Thyroiditis
Calcium Metabolism Disorders
Diabetes Type 1
Diabetes Type 2
Diabetes With Renal Manifestations
Diabetic Polyneuropathy
Endocrine Gland Cancer
Fever
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Goiter
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Growth Hormone Deficiency
Hashimoto's Disease
Hyperlipidemia
Hyperthyroidism
Hypokalemia
Hypoparathyroidism
Hypopituitarism
Hypothyroidism
Joint Pain
Leg and Foot Ulcers
Limb Pain
Lipid Disorders
Malaise and Fatigue
Menstrual Disorders
Mineral Metabolism Disorders
Morbid Obesity
Muscle Cramping
Neuroendocrine Tumors
Osteoporosis
Peripheral Edema
Shortness of Breath
Thyroid Cyst
Thyroid Nodule
Thyroiditis
Thyrotoxicosis
Tobacco Use Disorder
Urinary Incontinence
Urinary Tract Infection (UTI)
Vitamin D Deficiency
Arterial Blood Gas Test (ABG)
Care Coordination for Complex Conditions and Procedures
Electrocardiogram (EKG)
Immunization Administration
Wellness Examination
Abdominal Pain
Abnormal Thyroid
Acanthosis Nigricans
Achilles Tendinitis
Acute Bronchitis
Acute Deep Vein Thrombosis (DVT)
Acute Pharyngitis
Acute Sinusitis
Acute Venous Embolism Thrombosis
Adhesive Capsulitis Shoulder
Adrenal Gland Cancer
Adrenal Incidentaloma
Adrenal Insufficiency
Adult Failure to Thrive
Allergic Rhinitis
Anal or Rectal Pain
Anemia
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Animal Allergies
Ankle Sprains and Strains
Anosmia
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Anxiety
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Arthritis
Arthritis of the Elbow
Arthritis of the Neck
Asthma
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Asymptomatic Post-Menopausal Status
Ataxia
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Atherosclerosis
Atopic Dermatitis (Eczema)
Atrophic Vaginitis
Autoimmune Diseases
Back Pain
Bedwetting
Benign Chronic Pain Syndrome
Benign Pituitary Gland Tumor
Benign Tumor
Bladder Infection
Blepharitis
Blood in Urine (Hematuria)
Boil
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Bone Disorders
Breast Diseases
Breast Pain
Bronchiectasis
Bronchitis
Bursitis
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Cancer
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Canker Sore
Carpal Tunnel Syndrome
Celiac Disease
Cellulitis
Chest Pain
Chest Wall Pain Syndrome
Chronic Deep Vein Thrombosis (DVT)
Chronic Depression (Dysthymia)
Chronic Fatigue Syndrome
Chronic Neck Pain
Chronic Pain
Chronic Pharyngitis
Chronic Prostatitis
Chronic Sinusitis
Cluster Headache
Coccygeal Pain
Cold Sore
Common Cold
Congenital Adrenal Hyperplasia (CAH)
Constipation
Contact Dermatitis
COPD (Chronic Obstructive Pulmonary Disease)
Cough
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Cushing's Syndrome
Deep Vein Thrombosis (DVT)
Dehydration
Dermatitis Due to Drugs
Dermatitis Due to Substances Taken Internally
Diabetes
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Diabetes Insipidus
Diabetic Ketoacidosis
Diarrhea
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Difficulty With Walking
Diverticulitis
Diverticulosis
Dizziness
Dysentery
Dysphagia
Eczema and Contact Dermatitis
Emphysema
Enlarged Prostate (BPH)
Enteritis
Esophagitis
Essential Tremor
Female Infertility
Fibromyalgia
Foot Infection
Gait Abnormality
Ganglion Cyst
Gas-Bloat Syndrome
Gastritis
Gastroesophageal Reflux Disease (GERD)
Gastroparesis
Genital Warts
Gout
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Graves' Disease
Gynecomastia
Hair Loss
Headache
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Heart Disease
Heart Palpitations
Heartburn
Hemorrhoids
Hernia
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Herpes Simplex Infection
Herpes Zoster Without Complication
Hip Sprain
Hives
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Human Immunodeficiency Virus (HIV)
Hydrocele
Hypercalcemia
Hyperkalemia
Hyperparathyroidism
Hypertension
Hypoglycemia
Hypogonadism
Hyposmolality and Hyponatremia
Hypotension
Hypotension (Excluding Maternal)
Hypothalamus Cancer
Influenza (Flu)
Insomnia
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Intestinal Diverticulitis
Intestinal Diverticulosis
Iron Metabolism Disorders
Irritable Bowel Syndrome
Itchy Skin
Kidney Disease
Kidney Stone Pain (Renal Colic)
Knee Sprain
Lateral and Medial Epicondylitis (Tennis and Golf Elbow)
Limb Swelling
Limb Swelling Caused by Fluid Overload
Lipedema
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Lipoprotein Disorders
Low Back Pain
Magnesium Metabolism Disorders
Mastodynia
Menopausal and Postmenopausal Disorders
Metabolic Syndrome
Mood Disorders (Dysthymia and Cyclothymia)
Muscle Weakness
Nail and Nail Bed Infection
Nasopharyngitis
Nausea
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Nighttime Urination (Nocturia)
Non-Alcoholic Fatty Liver Disease
Noninfectious Gastroenteritis and Colitis
Nosebleed
Osteoarthritis
Osteoarthritis of Foot
Osteoarthritis of Hand
Osteoarthritis of Hand or Wrist
Osteoarthritis of Hip
Osteoarthritis of Hip and Thigh
Osteoarthritis of Knee
Osteoarthritis of Shoulder
Osteoarthritis of Spine
Otitis Media
Overactive Bladder
Overweight
Painful Urination (Dysuria)
Parathyroid (Gland) Disease
Parathyroid (Gland) Tumor: Other than Malignant
Parathyroid Cancer
Patellofemoral Pain Syndrome (PFPS)
Pericardial Disease
Peripheral Nerve Disorders
Pharyngitis
Pheochromocytoma
Phlebitis and Thrombophlebitis
Pinched Nerve in Back
Pituitary Gland Cancer
Pituitary Tumor
Plantar Fasciitis
Pneumonia
Poison Ivy
Poison Ivy, Poison Oak, or Poison Sumac Poisoning
Polycystic Ovarian Syndrome
Polymyalgia Rheumatica (PMR)
Polyneuropathy
Polyuria
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Potassium Deficiency
Prostatitis
Proteinuria
Radiculopathy
Rash
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Raynaud's Disease
Reflux Esophagitis
Renal Hyperparathyroidism
Restless Leg Syndrome
Ringworm
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Rosacea
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Runner's Knee
Salivary Gland Stones and Inflammation
Sarcoidosis
Sciatica (Not Due to Disc Displacement)
Seborrheic Dermatitis
Secondary Diabetes Mellitus
Secondary Hyperparathyroidism
Secondary Hypertension
Secondary Renovascular Hypertension
Sexually Transmitted Diseases (STDs)
Shingles
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Sinus Bradycardia
Sinus Tachycardia
Sinusitis
Skin Ulcer
Sleep Apnea
Sleep-Related Leg Cramp
Speech, Language and Learning Disorders
Sprains and Strains (incl. Muscle Tear)
Strep Throat
Symptomatic Menopause
Tension Headache
Testicular Dysfunction
Thyroid Cancer
Thyroid Disease
Thyroid Goiter
Thyrotoxicosis Factitia
Tinnitus
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Transient Ischemic Attack (TIA)
Tremor
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Trigeminal Neuralgia
Urinary Stones
Vaginitis or Vaginosis
Varicose Eczema
Venous Embolism and Thrombosis
Vertigo
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Viral Hepatitis
Viral Infection
Vitamin B Deficiency
Vitamin B12 Anemia
Vitamin B12 Deficiency
Vitamin K Deficiency
Warts
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Wheezing
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ACTH (Cosyntropin) Stimulation Test
Cholesterol Screening
Dexamethasone Suppression Test
Diabetes Counseling
Diabetes Screening
Diabetic Evaluation
Dynamic Endocrine Function Test
Fecal Occult Blood Test for Colorectal Cancer
Human Papillomavirus DNA Testing
Oral Glucose Tolerance Test
Thyroid Nodule Evaluation
Thyroid Scan
Thyroid Screening
Ultrasound
Ultrasound, Thyroid
VAP Lipid Testing
Water Deprivation Test

Insurance Accepted

* Please verify this information when scheduling an appointment.
  • Aetna HMO
    Aetna POS
    Aetna PPO
    Choice Plus POS II
  • National (BlueCard) PPO
  • Anthem Blue Cross Blue Shield PPO
  • Blue Advantage PPO
  • Blue Advantage PPO
    Blue Card PPO
    Blue Choice
    Blue Cross and Blue Shield
    Blue Cross Blue Shield PPO
  • Medicare
  • HealthyBlue 2.0
    HealthyBlue Advantage
  • Cigna HMO
    Cigna POS
    Cigna PPO
    Great West Healthcare-Cigna
    LocalPlus
  • Coventry Health Care PPO
  • First Health (Coventry Health Care) PPO
  • Health Alliance PPO
  • Tricare
  • Choice Care PPO
    Humana HMO
    Select HMO
  • Choice
  • Medicaid
  • MultiPlan PPO
    PHCS Network PPO
  • UniCare PPO
  • Choice
    Choice Plus
    Select HMO
    United Healthcare

Locations

  1. 1 Northwestern Medicine Regional Medical Group
    2507 N Richmond Rd Ste A, McHenry, IL 60051
  2. 2 Northwestern Internists Ltd
    676 N Saint Clair St Ste 415, Chicago, IL 60611

Patient Satisfaction

Likelihood to recommend Dr. Stolar
4.8
Based on 48 Reviews
5 Stars (45)
4 Stars (0)
3 Stars (0)
2 Stars (0)
1 Star (3)

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Patient Reviews
Jan 16, 2024
My physician for decades. He is simply the best, has always made me feel comfortable and confident in his decisions. One can not receive better care.
— Jan 16, 2024
See more reviews on Healthgrades
Photo: Dr. Mark Stolar, MD
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Dr. Stolar's Office & Staff

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Telehealth Options
This provider has not specified a telehealth appointment method. Would you still like to make an appointment with Dr. Stolar, or would you like to choose another provider and have an online appointment right now?
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(815) 344-2300

About Me

Care Philosophy
  • ``Better people means better experiences. Our care team is committed to delivering results that change lives.`` 

Care Philosophy
Biography
  • Dr. Mark Stolar, MD is an endocrinology, diabetes & metabolism specialist in McHenry, IL and has over 44 years of experience in the medical field. He graduated from University of Illinois College of Medicine in 1979. He specializes in Endocrinology, Diabetes & Metabolism.
Biography
Specialties*
Endocrinology, Diabetes & Metabolism
Specialties*
  • *Sharecare does not verify qualifications for medical specialties. Please verify your provider's specialty and qualifications directly with your provider and applicable medical board.
Education

Education

Medical Education
  • University of Illinois College of Medicine
    1979
Medical Education

Board Certifications

Board Certifications
  • Diabetes, Metabolism & Endocrinology and Internal Medicine
Board Certifications
What’s a board certification and why is it important that my provider has one?

A board certification represents a provider’s dedication to ongoing training in one or more specialties, including the completion of intensive exams. While not all specialties have board certifications, if your provider does have one they’ve taken the extra step to master their specialty and to keep up with the latest advancements in their field.

Residency

Residency Hospital
  • Advocate Lutheran General Hospital|Luth General Hospital
    1982
Residency Hospital

Fellowship

Fellowship Hospital
  • McGaw Medical Center of Northwestern University|Northwestern Memorial Hospital
    1984
Fellowship Hospital
Common Questions and Answers
Responses are sourced directly from patients.
Does Dr. Stolar communicate via email?
1 user said yes.
Yes
(1)
No
(0)
Does Dr. Stolar offer telehealth services or virtual visits?
2 users said yes.
Yes
(2)
No
(0)
Does Dr. Stolar offer an online patient portal?
2 users said yes.
Yes
(2)
No
(0)
Does Dr. Stolar have free onsite parking?
1 user said yes.
Yes
(1)
No
(0)
Does Dr. Stolar offer weekend visits?
No users said yes.
Yes
(0)
No
(2)
Does Dr. Stolar offer evening visits?
No users said yes.
Yes
(0)
No
(2)
Does Dr. Stolar specialize in working with children or adolescents?
No responses yet.
Yes
(0)
No
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Does Dr. Stolar specialize in working with seniors?
No responses yet.
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(0)
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Does Dr. Stolar specialize in couples therapy?
No responses yet.
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Does Dr. Stolar specialize in working with LGBTQ+ community?
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Does Dr. Stolar accept insurance?
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Frequently Asked Questions

Find contact information here to make an appointment.

A list of accepted insurance providers is available on the Sharecare insurance check. It is always a good idea to verify your insurance when making an appointment.

New patients are generally accepted by Dr. Mark Stolar, MD. To arrange an appointment, call the number on Dr. Stolar's profile.

Dr. Stolar frequently treats the following conditions: Muscle Spasm and Dyslipidemia. See more on Sharecare.

Dr. Mark Stolar, MD is affiliated with Northwestern Medicine Woodstock Hospital, Northwestern Medicine Mchenry Hospital, Northwestern Medicine Lake Forest Hospital, Northwestern Memorial Hospital and Northwestern Medicine Huntley Hospital.

Yes, Dr. Mark Stolar, MD holds board certification in Diabetes, Metabolism & Endocrinology and Internal Medicine.

Hospital Affiliations

  • Northwestern Medicine Woodstock Hospital

    3701 Doty Rd, Woodstock, IL

  • Northwestern Medicine Mchenry Hospital

    4201 W Medical Center Dr, McHenry, IL

  • Northwestern Medicine Lake Forest Hospital

    1000 N Westmoreland Rd, Lake Forest, IL

  • Northwestern Memorial Hospital

    251 E Huron St, Chicago, IL

  • Northwestern Medicine Huntley Hospital

    10400 Haligus Rd, Huntley, IL