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Internal Medicine Providers in Lake Saint Louis, MO

Browse 2 Internal Medicine providers listed in NPPES with a practice address in Lake Saint Louis, Missouri.

2 Healthcare Providers

How Lake Saint Louis compares with the U.S.

2 active clinicians in Internal Medicine list a practice address in Lake Saint Louis, MO in the NPI registry.

With fewer than 10 clinicians, rates per 100,000 residents are not reliable enough to compare.

None of the clinicians in Internal Medicine in Lake Saint Louis are listed in the CMS Medicare file.

These figures summarize public federal data. They do not measure quality of care, appointment availability, or whether a clinician accepts your insurance or new patients. Registry addresses can be out of date. Please confirm details directly with the office and your plan. This information is not medical advice.

Prepared by T-MedInfo from NPPES, CMS and U.S. Census Bureau data. Questions or corrections: support@true-medinfo.com ยท Methodology

Sources: Clinician counts and practice addresses: NPPES NPI Registry, Centers for Medicare & Medicaid Services (CMS), data as of August 2026.

Showing 1โ€“2 of 2 providers
With recent CMS data first, then Aโ€“Z

Dr. Aashray Singareddy , MD

Internal Medicine

Active NPI Status
400 Medical Plz, Lake Saint Louis, MO 633671490
Phone: 6366398600
NPI Identifier 1104442748
View Full Profile

Dr. Ronald Wepprich , MD

Internal Medicine

Active NPI Status
200 Medical Plz, Suite 101, Lake Saint Louis, MO 633671379
Phone: 6365614100
NPI Identifier 1861474785
View Full Profile

Frequently Asked Questions about Internal Medicine in Lake Saint Louis

How do I check a Internal Medicine practitioner's license?

Each practitioner profile shows the NUCC taxonomy code and any state license number the practitioner reported to NPPES, plus a link to the Missouri licensing board lookup. NPPES entries are self-reported; current license status is published only by the state board.

Why is a practitioner missing from this list?

This list shows NPI records that are active in NPPES. A deactivated NPI keeps its profile with the deactivation date and practice history; find it with the site search by name or NPI number.

Internal Medicine Providers in Other Missouri Cities

Cities with the most listed practitioners first.