Dr. John T. Oldham
- Gender: Male
- Experience: 43 years
- Graduated from: Washington University School Of Medicine
- Graduation year: 1978
- Sole propriator: No
- NPI: 1659376390
Dr. John T. Oldham M.D.
Emergency Physician
He is located at 11133 Dunn Road Rm H2241 in Saint Louis, MO 63136. Can help patients with the following: Brain Hemorrhage, Choking, Headache, Hematoma, High Blood Pressure, Laceration. His National Provider Identifier (NPI) number is 1659376390. Appointment can be made via the phone number (314) 653-5663. He is affiliated with 1 hospitals.
Conditions treated
Dr. John Oldham, being an emergency physician, 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. John T. Oldham.
- Abdominal Pain
- Acute Pain
- Altitude Sickness
- Anemia
- Angina
- Arthritis
- Asthma
- Atherosclerosis
- Bladder Control
- Brain Aneurysm
- Brain Hemorrhage
- Broken Bone
- Bruises
- Chest Pain
- Choking
- Cholecystitis
- Chronic Obstructive Pulmonary Disease (COPD)
- Common Cold
- Constipation
- Coronavirus
- Costochondritis
- Cystitis
- Diarrhea
- Edema
- Febrile Seizure
- Fever
- Frostbite
- Gastroesophageal Reflux Disease (GERD)
- General Care
- Headache
- Heart Disease
- Hematoma
- Hiatal Hernia
- High Blood Pressure
- Hot Flashes
- Hyperlipidemia
- Hyponatremia
- Influenza
- Inguinal Hernia
- Insect Stings
- Laceration
- Migraine
- Nausea and Vomiting
- Obesity
- Osteoporosis
- Peptic Ulcer
- Phlebitis and Thrombophlebitis
- Prescription Refill
- Urethritis
- Urinary Tract Infection (UTI)
- Whiplash
ACA Marketplace (Obamacare/HealthCare.gov) plan networks
Insurers selling ACA Marketplace (HealthCare.gov) plans list Dr. John T. Oldham as in-network for the following 2026 plans.
Health plans
Oscar Insurance Company
Network data as of Sep 15, 2026, as reported by the insurer.
Show all 11 plans from Oscar Insurance Company
| Plan | Plan type | Network tier | New patients |
|---|---|---|---|
| Bronze Classic 4700 | EPO · Expanded Bronze | Preferred | Accepting new patients |
| Bronze Classic Standard | EPO · Expanded Bronze | Preferred | Accepting new patients |
| Bronze Elite + PCP Saver Plus | EPO · Expanded Bronze | Preferred | Accepting new patients |
| Bronze Simple Diabetes | EPO · Expanded Bronze | Preferred | Accepting new patients |
| Gold Classic Standard | EPO · Gold | Preferred | Accepting new patients |
| Gold Simple | EPO · Gold | Preferred | Accepting new patients |
| Silver Classic Standard | EPO · Silver | Preferred | Accepting new patients |
| Silver Elite Saver Plus | EPO · Silver | Preferred | Accepting new patients |
| Silver Simple Diabetes | EPO · Silver | Preferred | Accepting new patients |
| Silver Simple PCP Saver | EPO · Silver | Preferred | Accepting new patients |
| Silver Simple Women's Health with Menopause Benefits | EPO · 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. John T. Oldham 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. John T. Oldham is enrolled to bill Medicare as a Practitioner - Emergency Medicine (also registered under: Practitioner - Internal Medicine) .
Bills through: Ste Genevieve County Memorial Hospital
Based on Medicare's public enrollment records as of Sep 29, 2026. This reflects Medicare fee-for-service enrollment only and says nothing about other insurance, quality, outcomes, or board certification.
Payments received
Drug payment
| Otsuka Pharmaceutical | $17668 |
| Janssen | $878 |
| AstraZeneca | $424 |
Other
| Promotional Speaking or Service | $13345 |
| Food and Beverage | $3722 |
| Travel and Lodging | $3090 |
| Other | $25 |
Studies
WASHINGTON UNIVERSITY SCHOOL OF MEDICINE
Graduated in 1978Additional Specialities
- Internist
Looking for more Emergency Physicians?
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- Gender: Male
- Address: 11133 Dunn Road Saint Louis, 63136, MO
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Questions & Answers
Where can you meet with Dr. John Oldham?
Dr. John Oldham's office is located at 11133 Dunn Road Rm H2241 in Saint Louis, MO 63136.
Has Dr. John Oldham affiliation with hospitals?
Dr. John Oldham is affiliated with FULTON MEDICAL CENTER LLC.
What conditions does Dr. John Oldham treat?
Dr. John Oldham provides treatment for Brain Hemorrhage, Choking, Headache, Hematoma, High Blood Pressure, Laceration. For the full list see this list.
Does Dr. John Oldham accept insurance?
Dr. John Oldham is listed in-network for 11 ACA Marketplace (Obamacare/HealthCare.gov) plans from Oscar Insurance Company. See the Marketplace plans section for details.