Dr. Maria A. Thomas
- Gender: Female
- Experience: 13 years
- Graduated from: Saint Louis University School Of Medicine
- Graduation year: 2008
- Sole propriator: No
- NPI: 1104089465
Dr. Maria A. Thomas MD
Radiation Oncologist
She is located at 4921 Parkview Place Dept Radiation Oncology, Ll in Saint Louis, MO 63110. Can help patients with the following: Bladder Cancer, Breast Cancer, Colon Cancer, Leukemia, Penis Cancer, Testicular Cancer. Her National Provider Identifier (NPI) number is 1104089465. Appointment can be made via the phone number (314) 747-7236. She is affiliated with 1 practices and 1 hospitals.
Conditions treated
Dr. Maria A. Thomas, being an radiation oncologist, 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. Maria A. Thomas.
- Acoustic Neuroma
- Anal Cancer
- Bladder Cancer
- Bone Cancer
- Brain Cancer
- Breast Cancer
- Cancer
- Cervical Cancer
- Colon Cancer
- Cushing's Syndrome
- Hodgkin's Disease
- Leukemia
- Liver Cancer
- Lung Cancer
- MRI
- Penis Cancer
- Prostate Cancer
- Salivary Gland Cancer
- Sarcoma
- Testicular Cancer
- Vaginal Cancer
Procedures Performed by Dr. Maria A. Thomas
ACA Marketplace (Obamacare/HealthCare.gov) plan networks
Insurers selling ACA Marketplace (HealthCare.gov) plans list Dr. Maria A. Thomas as in-network for the following 2026 plans.
Health plans
Cox HealthPlans
Network data as of Sep 11, 2026, as reported by the insurer.
Show all 7 plans from Cox HealthPlans
| Plan | Plan type | Network tier | New patients |
|---|---|---|---|
| Cox HealthPlans Bronze Expanded Standard | EPO · Expanded Bronze | EPO | Accepting new patients |
| Cox HealthPlans Bronze Preferred | EPO · Bronze | EPO | Accepting new patients |
| Cox HealthPlans Gold Preferred | EPO · Gold | EPO | Accepting new patients |
| Cox HealthPlans Gold Standard | EPO · Gold | EPO | Accepting new patients |
| Cox HealthPlans Silver Connect | EPO · Silver | EPO | Accepting new patients |
| Cox HealthPlans Silver Preferred | EPO · Silver | EPO | Accepting new patients |
| Cox HealthPlans Silver Standard | EPO · Silver | EPO | Accepting new patients |
UnitedHealthcare
Network data as of Sep 15, 2026, as reported by the insurer.
Show all 13 plans from UnitedHealthcare
| Plan | Plan type | Network tier | New patients |
|---|---|---|---|
| UHC Bronze Copay Focus $0 Indiv Med Ded ($0 Virtual Urgent Care, No Referrals) | EPO · Expanded Bronze | Non Preferred | Accepting new patients |
| UHC Bronze Essential (No Referrals) | EPO · Bronze | Non Preferred | Accepting new patients |
| UHC Bronze Standard (No Referrals) | EPO · Expanded Bronze | Non Preferred | Accepting new patients |
| UHC Bronze Standard+ (Dental + Vision, No Referrals) | EPO · Expanded Bronze | Non Preferred | Accepting new patients |
| UHC Gold Advantage ($0 Virtual Urgent Care, No Referrals) | EPO · Gold | Non Preferred | Accepting new patients |
| UHC Gold Advantage+ ($0 Virtual Urgent Care, Dental + Vision, No Referrals) | EPO · Gold | Non Preferred | Accepting new patients |
| UHC Gold Copay Focus $0 Indiv Med Ded ($0 Virtual Urgent Care, $8 Tier 2 Rx, No Referrals) | EPO · Gold | Non Preferred | Accepting new patients |
| UHC Gold Standard (No Referrals) | EPO · Gold | Non Preferred | Accepting new patients |
| UHC Silver Advantage ($0 Virtual Urgent Care, No Referrals) | EPO · Silver | Non Preferred | Accepting new patients |
| UHC Silver Advantage+ ($0 Virtual Urgent Care, Dental + Vision, No Referrals) | EPO · Silver | Non Preferred | Accepting new patients |
| UHC Silver Copay Focus $0 Indiv Med Ded ($0 Virtual Urgent Care, No Referrals) | EPO · Silver | Non Preferred | Accepting new patients |
| UHC Silver Standard (No Referrals) | EPO · Silver | Non Preferred | Accepting new patients |
| UHC Silver Standard+ (Dental + Vision, No Referrals) | EPO · Silver | Non 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. Maria A. Thomas 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. Maria A. Thomas is enrolled to bill Medicare as a Practitioner - Radiation Oncology .
Bills through: Washington University
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.
Payments received
Drug payment
| Viewray | $5317 |
| Onyx Pharmaceuticals An Amgen Subsidiary | $91 |
| Cianna Medical | $22 |
Other
| Other | $3750 |
| Travel and Lodging | $1504 |
| Food and Beverage | $214 |
Studies
SAINT LOUIS UNIVERSITY SCHOOL OF MEDICINE
Graduated in 2008Additional Specialities
- Radiologist
Looking for more Radiation Oncologists?
Out of the 33 radiation oncologists in this region, here are 10 randomly selected ones for you to explore.
- Gender: Male
- Address: Dept Radiation Oncology, Ll 4921 Parkview Place Saint Louis, 63110, MO
- Gender: Male
- Address: 3635 Vista St Louis, 63110, MO
- Gender: Male
- Address: Dept Radiation Oncology, Ll 4921 Parkview Place Saint Louis, 63110, MO
- Gender: Female
- Address: Dept Radiation Oncology, Ll 4921 Parkview Place Saint Louis, 63110, MO
- Gender: Female
- Address: Dept Radiation Oncology, Ll 4921 Parkview Place Saint Louis, 63110, MO
- Gender: Male
- Address: 300 Pasteur Drive Palo Alto, 94304, CA
- Gender: Male
- Address: Dept Radiology 1 Barnes Jewish Hospital Plaza Saint Louis, 63110, MO
- Gender: Male
- Address: 200 1st Street Southwest Rochester, 55905, MN
- Gender: Male
- Address: Dept Radiation Oncology, Ll 4921 Parkview Place Saint Louis, 63110, MO
Questions & Answers
Where can you meet with Dr. Maria A. Thomas?
Dr. Maria A. Thomas's office is located at 4921 Parkview Place Dept Radiation Oncology, Ll in Saint Louis, MO 63110.
Does Dr. Maria A. Thomas have affiliation with practices?
Dr. Maria A. Thomas is affiliated with Cohen Eye Associates, Limited.
What conditions does Dr. Maria A. Thomas treat?
Dr. Maria A. Thomas provides treatment for Bladder Cancer, Breast Cancer, Colon Cancer, Leukemia, Penis Cancer, Testicular Cancer. For the full list see this list.
Does Dr. Maria A. Thomas accept patients with Cox HealthPlans?
Yes, Dr. Maria A. Thomas is listed in-network for Cox HealthPlans through the ACA Marketplace (Obamacare/HealthCare.gov). See the Marketplace plans section for details.
Has Dr. Maria A. Thomas affiliation with hospitals?
Dr. Maria A. Thomas is affiliated with BARNES JEWISH HOSPITAL.