illinois
Specialties
Rheumatologist
Dr. Frederick Dietz
Dr. Frederick Dietz

Dr. Frederick Dietz

  • Gender: Male
  • Experience: 48 years
  • Sole propriator: No
  • NPI: 1235249426

Dr. Frederick Dietz MD

Rheumatologist

He is located at 2300 North Rockton Avenue in Rockford, IL 61103. Can help patients with the following: Antiphospholipid Syndrome (APS), Fibromyalgia, Influenza, Nausea and Vomiting, Urethritis, Urinary Tract Infection (UTI). His National Provider Identifier (NPI) number is 1235249426. Appointment can be made via the phone number (815) 971-2000. He is affiliated with 1 practices.

Conditions treated

Dr. Frederick Dietz, being an rheumatologist, treats the following conditions. Please be advised that this list may not be complete. For the full list of conditions treated, consult directly with Dr. Frederick Dietz.

  • Abdominal Pain
  • Acute Pain
  • Amyloidosis
  • Anemia
  • Ankylosing Spondylitis
  • Antiphospholipid Syndrome (APS)
  • Arthritis
  • Asthma
  • Atherosclerosis
  • Bladder Control
  • Bone Loss
  • Bursitis
  • Chest Pain
  • Cholecystitis
  • Chronic Fatigue Syndrome (CFS)
  • Chronic Obstructive Pulmonary Disease (COPD)
  • Claudication
  • Collagen Vascular Disease (CVD)
  • Common Cold
  • Constipation
  • Cystitis
  • Diarrhea
  • Edema
  • Erythema Nodosum
  • Fever
  • Fibromyalgia
  • Gastroesophageal Reflux Disease (GERD)
  • General Care
  • Gout
  • Headache
  • Heart Disease
  • Hiatal Hernia
  • High Blood Pressure
  • Hot Flashes
  • Hyperlipidemia
  • Hypermobility Syndrome
  • Hyponatremia
  • Influenza
  • Inguinal Hernia
  • Low Back Pain
  • Lupus
  • Migraine
  • Muscle Pain
  • Nausea and Vomiting
  • Obesity
  • Osteoarthritis (OA)
  • Osteoporosis
  • Patellofemoral Pain Syndrome (PFS)
  • Peptic Ulcer
  • Polymyalgia Rheumatica (PMR)
  • Polymyositis (PM)
  • Porphyria
  • Prescription Refill
  • Psoriatic Arthritis
  • Raynaud's Phenomenon
  • Reactive Arthritis
  • Rheumatoid Arthritis (RA)
  • Sacroiliac Joint Pain
  • Sarcoidosis
  • Scleroderma
  • Sjogren's Syndrome
  • Spondylolysis
  • Tendinitis
  • Urethritis
  • Urinary Tract Infection (UTI)
  • Vasculitis
  • Weber-Christian Disease

Procedures Performed by Dr. Frederick Dietz

Insurances Accepted by Dr. Frederick Dietz

  1. Health Alliance
  2. Medicare

Medicare Enrollment

Dr. Frederick Dietz is enrolled to bill Medicare as a Practitioner - Rheumatology .

Bills through: Rockford Health Physicians

Based on Medicare's public enrollment records as of Jul 17, 2026. This reflects Medicare fee-for-service enrollment only and is not a comment on insurance accepted, quality, outcomes, or board certification.

Payments received

Drug payment

Iroko Pharmaceuticals $7593
Pfizer $2683
AbbVie $356

Other

Other $6450
Consulting $3350
Food and Beverage $1440
Travel and Lodging $210

Additional Specialities

  • Internist

Affiliated practices

CGH Main Clinic
101 East Miller Road
Sterling, 61081 IL
(815) 625-4790

Looking for more Rheumatologists?

Here are rheumatologists in Illinois you may want to explore.

Dr. Anisha Dua
  • Gender: Female
  • Address: Galter Pavilion, Ste 14-100 675 N St Clair St Chicago, 60611, IL
Dr. Jason Paul Guthrie
  • Gender: Male
  • Address: 1st Floor 800 North 1st Street Springfield, 62702, IL
Dr. Aleksandra Anna Bukiej
  • Gender: Female
  • Address: Suite 510 1611 West Harrison Street Chicago, 60612, IL
Dr. Pankti Dhruv Reid
  • Gender: Female
  • Address: Rheumatology Department 5841 South Maryland Avenue Chicago, 60637, IL
Dr. Anil Sekhar
  • Gender: Male
  • Address: 700 West Jefferson Street Unit 103 Shorewood, 60404, IL
Dr. Umber Ahmad
  • Gender: Female
  • Address: 4119 West Shamrock Lane McHenry, 60050, IL
Dr. Michael H. Ellman
  • Gender: Male
  • Address: Suite 110 180 Harvester Drive Burr Ridge, 60527, IL
Dr. Olga Goodman
  • Gender: Female
  • Address: 150 North River Road Suite 270 Des Plaines, 60016, IL
Dr. Glenn I. Weiner
  • Gender: Male
  • Address: #4003 800 Biesterfield Road Elk Grove Village, 60007, IL
Dr. Huan J. Chang
  • Gender: Male
  • Address: 1740 West Taylor Street Chicago, 60612, IL

Questions & Answers

Does Dr. Frederick Dietz have affiliation with practices?

Dr. Frederick Dietz is affiliated with CGH Main Clinic.

What conditions does Dr. Frederick Dietz treat?

Dr. Frederick Dietz provides treatment for Antiphospholipid Syndrome (APS), Fibromyalgia, Influenza, Nausea and Vomiting, Urethritis, Urinary Tract Infection (UTI). For the full list see this list.

Where can you meet with Dr. Frederick Dietz?

Dr. Frederick Dietz's office is located at 2300 North Rockton Avenue in Rockford, IL 61103.

Does Dr. Frederick Dietz accept patients with Health Alliance?

Yes, Dr. Frederick Dietz accepts patients with Health Alliance.