A medical license is required for a doctor to practice medicine in a particular state. Requirements vary by state but most require, at a minimum, post-graduate training in the doctor’s specific specialty. An NPI number is a national identifier unique to an individual health care provider and is managed by the Center for Medicare & Medicaid Services (CMS).
be the first!
Specialties & Research
Dr. Timothy Ley, MD is board certified in Internal Medicine and Hematology.
He has special expertise in 7 Areas, including Acute Erythroblastic Leukemia, Acute Myeloid Leukemia, and Acute Promyelocytic Leukemia.4 more special expertise areas
More Specialties & Research
Education & Awards
Dr. Ley graduated from Washington University at St. Louis, Saint Louis. He has 2 awards.
Dr. Ley has 1 hospital affiliations:
- Barnes Jewish Hospital
Accepted Insurance Plans
Dr. Ley accepts these health insurances in at least one office:
- United Healthcare - 15 plans
- Cigna - 2 plans
- Missouri Medicaid - 1 plan
- Molina Healthcare - 1 plan
More Accepted Insurance
Learn more about Dr. Timothy Ley:
View the full profile to get information on:
- What's important to you
View full profile