Siddharth Tambar
Advanced in Mixed Connective Tissue Disease

Dr. Siddharth Tambar

Rheumatology
Aurora Healthcare
Chicago Arthritis, LLC
618 W Fulton St, 
Chicago, IL 
On Staff At
Offers Telehealth

Advanced in Mixed Connective Tissue Disease
Aurora Healthcare
Chicago Arthritis, LLC
618 W Fulton St, 
Chicago, IL 
OverviewInsuranceLocationsClinical ResearchSimilar Doctors

Overview

Siddharth Tambar is a Rheumatologist in Chicago, Illinois. Dr. Tambar is rated as an Advanced provider by MediFind in the treatment of Mixed Connective Tissue Disease. His top areas of expertise are Rheumatoid Arthritis (RA), Rheumatoid Vasculitis, Psoriatic Arthritis, and MASS Phenotype.

His clinical research consists of co-authoring 2 peer reviewed articles. MediFind looks at clinical research from the past 15 years.

Residency
Northwestern Memorial Hospital, Internal Medicine
Specialties
Rheumatology
Licenses
Internal Medicine in IL
Board Certifications
American Board Of Internal Medicine, Rheumatology
Fellowships
McGaw Medical Center of Northwestern University, Rheumatology
Hospital Affiliations
Northwestern Memorial Hospital
Presence Saint Joseph Hospital - Chicago
Northwestern Medicine Central Dupage Hospital
Languages Spoken
English
Gender
Male

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
Anthem
  • EPO
  • HMO
  • POS
  • PPO
Blue Cross Blue Shield
  • EPO
  • HMO
  • POS
  • PPO
CareFirst
  • HMO
  • POS
  • PPO
Celtic
  • HMO
  • INSURANCE PLAN
  • PPO
Cigna
  • EPO
  • HMO
  • PPO
Devoted Health
  • MEDICARE MAPD
  • OTHER MEDICARE
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
Humana
  • HMO
  • INDEMNITY
  • POS
  • PPO
Managed Medicaid
  • OTHER MANAGED MEDICAID
Medicaid
  • OTHER MEDICAID
  • STATE MEDICAID
Meridian Choice
  • HMO
  • INSURANCE PLAN
  • MANAGED MEDICAID PLAN
  • MEDICARE MAPD
  • MEDICARE SNP
  • MEDICARE-MEDICAID PLAN
  • OTHER COMMERCIAL
  • OTHER MEDICARE
  • OTHER MEDICARE PART D
Premera Blue Cross
  • INSURANCE PLAN
  • MEDICARE MAPD
  • OTHER COMMERCIAL
  • PPO
Samaritan
  • INSURANCE PLAN
  • MANAGED MEDICAID PLAN
  • MEDICARE MAPD
  • MEDICARE SNP
  • OTHER MEDICARE PART D
Spectrum Priority Health
  • HMO
  • INSURANCE PLAN
  • MANAGED MEDICAID PLAN
  • MEDICARE MAPD
  • MEDICARE PDP
  • OTHER COMMERCIAL
UnitedHealthcare
  • EPO
  • HMO
  • POS
  • PPO
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 13 Less Insurance Carriers -

Locations

Chicago Arthritis, LLC
618 W Fulton St, Chicago, IL 60661
Call: 773-348-7171

Clinical Research

Clinical research consists of overseeing clinical studies of patients undergoing new treatments and therapies, and publishing articles in peer reviewed medical journals. Providers who actively participate in clinical research are generally at the forefront of the fields and aware of the most up-to-date advances in treatments for their patients.


2 Total Publications

ACR Appropriateness Criteria® Chronic Wrist Pain.
ACR Appropriateness Criteria® Chronic Wrist Pain.
Journal: Journal of the American College of Radiology : JACR
Published: February 23, 2018
View All 2 Publications
Similar Doctors
Distinguished in Mixed Connective Tissue Disease
Dr. Barbara E. Drevlow
Rheumatology
Distinguished in Mixed Connective Tissue Disease
Dr. Barbara E. Drevlow
Rheumatology

Endeavor Health Medical Group

2150 Pfingsten Rd, 
Glenview, IL 
 (17.9 miles away)
Languages Spoken:
English, Polish
See accepted insurances
Accepting New Patients
Offers Telehealth

Barbara Drevlow is a Rheumatologist in Glenview, Illinois. Dr. Drevlow is rated as a Distinguished provider by MediFind in the treatment of Mixed Connective Tissue Disease. Her top areas of expertise are Relapsing Polychondritis, Lupus Nephritis, Rheumatoid Arthritis (RA), and Psoriasis. Dr. Drevlow is currently accepting new patients.

Advanced in Mixed Connective Tissue Disease
Dr. Benjamin S. Frank
Rheumatology
Advanced in Mixed Connective Tissue Disease
Dr. Benjamin S. Frank
Rheumatology

Mercy Health System Corporation

2000 Lake Ave, 
Woodstock, IL 
 (48.7 miles away)
815-337-7100
Languages Spoken:
English
See accepted insurances

Benjamin Frank is a Rheumatologist in Woodstock, Illinois. Dr. Frank is rated as an Advanced provider by MediFind in the treatment of Mixed Connective Tissue Disease. His top areas of expertise are Rheumatoid Arthritis (RA), Polymyalgia Rheumatica, Rhizomelic Pseudopolyarthritis, and Mixed Connective Tissue Disease.

Advanced in Mixed Connective Tissue Disease
Dr. Melissa R. Briones
Rheumatology
Advanced in Mixed Connective Tissue Disease
Dr. Melissa R. Briones
Rheumatology

Loyola University Medical Center

2160 S 1st Ave, 
Maywood, IL 
 (10.0 miles away)
708-216-9000
Languages Spoken:
English
See accepted insurances
Accepting New Patients

Melissa Briones is a Rheumatologist in Maywood, Illinois. Dr. Briones is rated as an Advanced provider by MediFind in the treatment of Mixed Connective Tissue Disease. Her top areas of expertise are MASS Phenotype, Mixed Connective Tissue Disease, Scleroderma, and Systemic Sclerosis (SSc). Dr. Briones is currently accepting new patients.

VIEW MORE MIXED CONNECTIVE TISSUE DISEASE 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. Tambar's expertise for a condition
ConditionClose
      • Advanced
      • Ankylosing Spondylitis
        Dr. Tambar is
        Advanced
        . Learn about Ankylosing Spondylitis.
        See more Ankylosing Spondylitis experts
      • Axial Spondyloarthritis (AxSpA)
        Dr. Tambar is
        Advanced
        . Learn about Axial Spondyloarthritis (AxSpA).
        See more Axial Spondyloarthritis (AxSpA) experts
      • MASS Phenotype
        Dr. Tambar is
        Advanced
        . Learn about MASS Phenotype.
        See more MASS Phenotype experts
      • Mixed Connective Tissue Disease
        Dr. Tambar is
        Advanced
        . Learn about Mixed Connective Tissue Disease.
        See more Mixed Connective Tissue Disease experts
      • Psoriatic Arthritis
        Dr. Tambar is
        Advanced
        . Learn about Psoriatic Arthritis.
        See more Psoriatic Arthritis experts
      • Rheumatoid Arthritis (RA)
        Dr. Tambar is
        Advanced
        . Learn about Rheumatoid Arthritis (RA).
        See more Rheumatoid Arthritis (RA) experts
      View All 9 Advanced Conditions
      • Experienced
      • Behcet Disease
        Dr. Tambar is
        Experienced
        . Learn about Behcet Disease.
        See more Behcet Disease experts
      • Bursitis
        Dr. Tambar is
        Experienced
        . Learn about Bursitis.
        See more Bursitis experts
      • Dermatomyositis
        Dr. Tambar is
        Experienced
        . Learn about Dermatomyositis.
        See more Dermatomyositis experts
      • Eosinophilic Granulomatosis with Polyangiitis (EGPA, Churg-Strauss Syndrome)
        Dr. Tambar is
        Experienced
        . Learn about Eosinophilic Granulomatosis with Polyangiitis (EGPA, Churg-Strauss Syndrome).
        See more Eosinophilic Granulomatosis with Polyangiitis (EGPA, Churg-Strauss Syndrome) experts
      • Fibromyalgia
        Dr. Tambar is
        Experienced
        . Learn about Fibromyalgia.
        See more Fibromyalgia experts
      • Gout
        Dr. Tambar is
        Experienced
        . Learn about Gout.
        See more Gout experts
      View All 21 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.