Dr. Rex M. McCallum
- Gender: Male
- Experience: 41 years
- Graduated from: Vanderbilt University School Of Medicine
- Graduation year: 1980
- Sole propriator: No
- NPI: 1326122219
Dr. Rex M. McCallum MD
Rheumatologist
He is located at 2351 Erwin Road in Durham, NC 27705. Can help patients with the following: Acute Pain, Cholecystitis, Fever, Headache, Patellofemoral Pain Syndrome (PFS), Sjogren's Syndrome. His National Provider Identifier (NPI) number is 1326122219. Appointment can be made via the phone number (919) 385-3000. He is affiliated with 1 hospitals.
Conditions treated
Dr. Rex Mccallum Md, 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. Rex M. McCallum.
- 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
ACA Marketplace (Obamacare/HealthCare.gov) plan networks
Insurers selling ACA Marketplace (HealthCare.gov) plans list Dr. Rex M. McCallum as in-network for the following 2026 plans.
Health plans
Ambetter of North Carolina
Network data as of Sep 15, 2026, as reported by the insurer.
Show all 29 plans from Ambetter of North Carolina
| Plan | Plan type | Network tier | New patients |
|---|---|---|---|
| Clear Silver with $0 Insulin Options | HMO · Silver | Preferred | Accepting new patients |
| Complete Gold | HMO · Gold | Preferred | Accepting new patients |
| Complete Gold + Vision + Adult Dental | HMO · Gold | Preferred | Accepting new patients |
| Complete Gold with Atrium Health | HMO · Gold | Preferred | Accepting new patients |
| Complete Gold with Atrium Health + Vision + Adult Dental | HMO · Gold | Preferred | Accepting new patients |
| Elite Bronze | HMO · Expanded Bronze | Preferred | Accepting new patients |
| Elite Bronze + Vision + Adult Dental | HMO · Expanded Bronze | Preferred | Accepting new patients |
| Elite Bronze with Atrium Health | HMO · Expanded Bronze | Preferred | Accepting new patients |
| Elite Bronze with Atrium Health + Vision + Adult Dental | HMO · Expanded Bronze | Preferred | Accepting new patients |
| Enhanced Asthma/COPD Care Silver with $0 Drug Options | HMO · Silver | Preferred | Accepting new patients |
| Enhanced Asthma/COPD Care Silver with $0 Drug Options + Vision + Adult Dental | HMO · Silver | Preferred | Accepting new patients |
| Everyday Bronze | HMO · Expanded Bronze | Preferred | Accepting new patients |
| Everyday Bronze + Vision + Adult Dental | HMO · Expanded Bronze | Preferred | Accepting new patients |
| Everyday Bronze with Atrium Health | HMO · Expanded Bronze | Preferred | Accepting new patients |
| Everyday Bronze with Atrium Health + Vision + Adult Dental | HMO · Expanded Bronze | Preferred | Accepting new patients |
| Focused Silver with Atrium Health | HMO · Silver | Preferred | Accepting new patients |
| Focused Silver with Atrium Health + Vision + Adult Dental | HMO · Silver | Preferred | Accepting new patients |
| Standard Expanded Bronze | HMO · Expanded Bronze | Preferred | Accepting new patients |
| Standard Expanded Bronze + Vision + Adult Dental | HMO · Expanded Bronze | Preferred | Accepting new patients |
| Standard Expanded Bronze with Atrium Health | HMO · Expanded Bronze | Preferred | Accepting new patients |
| Standard Expanded Bronze with Atrium Health + Vision + Adult Dental | HMO · Expanded Bronze | Preferred | Accepting new patients |
| Standard Gold | HMO · Gold | Preferred | Accepting new patients |
| Standard Gold + Vision + Adult Dental | HMO · Gold | Preferred | Accepting new patients |
| Standard Gold with Atrium Health | HMO · Gold | Preferred | Accepting new patients |
| Standard Gold with Atrium Health + Vision + Adult Dental | HMO · Gold | Preferred | Accepting new patients |
| Standard Silver | HMO · Silver | Preferred | Accepting new patients |
| Standard Silver + Vision + Adult Dental | HMO · Silver | Preferred | Accepting new patients |
| Standard Silver with Atrium Health | HMO · Silver | Preferred | Accepting new patients |
| Standard Silver with Atrium Health + Vision + Adult Dental | HMO · Silver | Preferred | Accepting new patients |
Cigna Healthcare
Network data as of Sep 15, 2026, as reported by the insurer.
Show all 17 plans from Cigna Healthcare
| Plan | Plan type | Network tier | New patients |
|---|---|---|---|
| Connect Bronze 5500 Indiv Med Deductible | HMO · Expanded Bronze | Preferred | Accepting new patients |
| Connect Bronze 6500 Indiv Med Deductible | HMO · Expanded Bronze | Preferred | Accepting new patients |
| Connect Bronze CMS Standard | HMO · Expanded Bronze | Preferred | Accepting new patients |
| Connect Bronze RD 5000 Indiv Med Deductible | HMO · Expanded Bronze | Preferred | Accepting new patients |
| Connect Bronze RD 6000 Indiv Med Deductible | HMO · Expanded Bronze | Preferred | Accepting new patients |
| Connect Bronze RD CMS Standard | HMO · Expanded Bronze | Preferred | Accepting new patients |
| Connect Gold 1500 Indiv Med Deductible | HMO · Gold | Preferred | Accepting new patients |
| Connect Gold CMS Standard | HMO · Gold | Preferred | Accepting new patients |
| Connect Gold RD CMS Standard | HMO · Gold | Preferred | Accepting new patients |
| Connect myDiabetesCare Bronze | HMO · Expanded Bronze | Preferred | Accepting new patients |
| Connect myDiabetesCare Silver | HMO · Silver | Preferred | Accepting new patients |
| Connect Silver 3600 Indiv Med Deductible | HMO · Silver | Preferred | Accepting new patients |
| Connect Silver 5000 Indiv Med Deductible | HMO · Silver | Preferred | Accepting new patients |
| Connect Silver CMS Standard | HMO · Silver | Preferred | Accepting new patients |
| Connect Silver RD 3500 Indiv Med Deductible | HMO · Silver | Preferred | Accepting new patients |
| Connect Silver RD 5000 Indiv Med Deductible | HMO · Silver | Preferred | Accepting new patients |
| Connect Silver RD CMS Standard | HMO · Silver | Preferred | Accepting new patients |
This covers ACA Marketplace plans only, as reported by each insurer. It does not include employer, Medicare Advantage, or state-run exchange plans, and a plan missing from this list does not mean Dr. Rex M. McCallum is out of network. Insurer directories can be out of date, so always confirm with the insurer and the office before your visit.
Medicare Enrollment
Dr. Rex M. McCallum is enrolled to bill Medicare as a Practitioner - Rheumatology .
Bills through: Duke Health Integrated Practice Inc
Based on Medicare's public enrollment records as of Jul 17, 2026. This reflects Medicare fee-for-service enrollment only and says nothing about other insurance, quality, outcomes, or board certification.
Studies
VANDERBILT UNIVERSITY SCHOOL OF MEDICINE
Graduated in 1980Additional Specialities
- Internist
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Questions & Answers
What conditions does Dr. Rex Mccallum Md treat?
Dr. Rex Mccallum Md provides treatment for Acute Pain, Cholecystitis, Fever, Headache, Patellofemoral Pain Syndrome (PFS), Sjogren's Syndrome. For the full list see this list.
Does Dr. Rex Mccallum Md accept insurance?
Dr. Rex Mccallum Md is listed in-network for 46 ACA Marketplace (Obamacare/HealthCare.gov) plans from Ambetter of North Carolina, Cigna Healthcare. See the Marketplace plans section for details.
Has Dr. Rex Mccallum Md affiliation with hospitals?
Dr. Rex Mccallum Md is affiliated with UNIVERSITY OF TEXAS MEDICAL BRANCH GALVESTON.
Where can you meet with Dr. Rex Mccallum Md?
Dr. Rex Mccallum Md's office is located at 2351 Erwin Road in Durham, NC 27705.