NANCY BIRNER, MD
St. Anthony's Long Term Care Specialists
Direct Primary Care
Focusing on continuity of care through established relationships with a regular clinician.
Credentials & Training
Federally verified- Credential
- MD
- Graduated
- 1996
- Medicare specialty
- Pediatric Medicine
- Also practices
- Internal Medicine
- Group practice
- Mercy Clinic Illinois, LLC · 6 clinicians
- Medicare assignment
- Accepted — bills the Medicare-approved amount as payment in full
Sourced from the CMS Doctors & Clinicians national file, last checked September 2026.
About
At St. Anthony's Long Term Care Specialists in Saint Louis, Missouri, care is provided by an experienced physician with a background spanning decades of medical practice.
Internal medicine focuses on the diagnosis and treatment of complex illnesses in adults. This specialty manages chronic conditions such as hypertension, diabetes, and heart disease, while also overseeing acute illnesses that require ongoing management.
This practice operates as a direct-pay service, meaning patients pay for care directly rather than through traditional insurance billing. Medicare assignment is accepted.
Areas of Focus
Conditions Treated
Specialties
Patients Served
Frequently Asked Questions
What types of care does an internal medicine physician provide?
Internal medicine focuses on the diagnosis and treatment of complex illnesses in adults, managing chronic conditions and overseeing acute illnesses.
Does this practice accept Medicare?
Yes, the provider accepts Medicare assignment.
Is this practice a direct-pay model?
Yes, the practice operates as a direct-pay service.
What age groups does this physician serve?
The specialty covers care for adults and seniors.
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