Dr. Mary E. Trottier
- Gender: Female
- Sole propriator: No
- NPI: 1659717130
Dr. Mary E. Trottier M.D.
Occupational Medicine Specialist
She is located at 13303 Tesson Ferry Road in Saint Louis, MO 63128. Can help patients with the following: Head Injury, Hearing Conservation, Spinal Cord Injury, Traumatic Brain Injury. Her National Provider Identifier (NPI) number is 1659717130. Appointment can be made via the phone number (314) 729-9995.
Conditions treated
Dr. Mary Ellen Trottier, being an occupational medicine specialist, 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. Mary E. Trottier.
- Head Injury
- Hearing Conservation
- Spinal Cord Injury
- Traumatic Brain Injury
ACA Marketplace (Obamacare/HealthCare.gov) plan networks
Insurers selling ACA Marketplace (HealthCare.gov) plans list Dr. Mary E. Trottier 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. Mary E. Trottier is out of network. Insurer directories can be out of date, so always confirm with the insurer and the office before your visit.
Additional Specialities
- Preventive Medicine Specialist
Looking for more Occupational Medicine Specialists?
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Questions & Answers
Does Dr. Mary Ellen Trottier accept insurance?
Dr. Mary Ellen Trottier is listed in-network for 11 ACA Marketplace (Obamacare/HealthCare.gov) plans from Oscar Insurance Company. See the Marketplace plans section for details.
What conditions does Dr. Mary Ellen Trottier treat?
Dr. Mary Ellen Trottier provides treatment for Head Injury, Hearing Conservation, Spinal Cord Injury, Traumatic Brain Injury.
Where can you meet with Dr. Mary Ellen Trottier?
Dr. Mary Ellen Trottier's office is located at 13303 Tesson Ferry Road in Saint Louis, MO 63128.