Internal Medicine
CATHERINE ASH M.D.
Identity confirmed via CMS NPPES · September 30, 2026 · A directory match is not a coverage approval.
Is this your practice? This listing was imported from public provider identity data (CMS NPPES) and has not yet been claimed. Claim this listing to confirm the practice details. Plan acceptance stays unpublished until the practice reports it.
Public record
NPI 1861874059 · enumerated 2015-06-24 · record updated 2025-12-18. Source: CMS NPPES. A listing is not a TRICARE network approval.
NPPES recordGoogle Maps Apple Maps OpenStreetMap
Other names: CATHERINE DUNCAN
Addresses and phones
- Mailing address "PO BOX 959203 ST LOUIS MO 63195", SAINT LOUIS, MO, 63195-0001 (618) 800-4500 Fax (618) 800-4501 Google Maps Apple Maps OpenStreetMap
- Practice location 2122 TROY RD STE 130, EDWARDSVILLE, IL, 62025-2540 (618) 800-4500 Fax (618) 800-4501 Google Maps Apple Maps OpenStreetMap
Specialties
- Internal Medicine 207R00000X · License 2018022561 MO
- Internal Medicine 207R00000X · Primary · License 036177442 IL
Published links
In this directory
Locations and evidence
-
Practice location
EDWARDSVILLE, IL, 620252540
Accepting new patientsNot reportedCMS NPPES · September 30, 2026
Plan acceptance
- No published plan acceptance yet. Confirm directly with the practice, or claim this listing if it's yours.