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Internal Medicine - Rheumatology Specialists in Ballwin, MO

Browse 4 Internal Medicine - Rheumatology providers listed in NPPES with a practice address in Ballwin, Missouri.

4 Healthcare Providers

How Ballwin compares with the U.S.

4 active clinicians in Internal Medicine - Rheumatology list a practice address in Ballwin, MO in the NPI registry.

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

Too few clinicians in Internal Medicine - Rheumatology in Ballwin are listed in the CMS Medicare file to report Medicare assignment or telehealth shares.

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 Registry addresses can be out of date.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€“4 of 4 providers
With recent CMS data first, then Aโ€“Z

Dr. Joshua O Hendin , MD

Internal Medicine - Rheumatology

Active NPI Status Accepts Medicare Assignment
15945 Clayton Rd Ste 120b, Ballwin, MO 630112490
Phone: 6362565070
NPI Identifier 1881154284
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Dr. David S Rosenberg , MD

Internal Medicine - Rheumatology

Active NPI Status
58 Meadowbrook Cntry Cl Est, Ballwin, MO 630111699
Phone: 3144206663
NPI Identifier 1174597454
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Dr. Phan Saligrama , MD, PhD

Internal Medicine - Rheumatology

Active NPI Status Accepts Medicare Assignment
15945 Clayton Rd Ste 120b, Ballwin, MO 630112490
Phone: 6362565070
NPI Identifier 1578927307
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Dr. Jacob Zembles , MD

Internal Medicine - Rheumatology

Active NPI Status Accepts Medicare Assignment
15945 Clayton Rd, Suite 170, Ballwin, MO 630112490
Phone: 6362565070
NPI Identifier 1285164228
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Frequently Asked Questions about Internal Medicine - Rheumatology in Ballwin

How do I check a Internal Medicine - Rheumatology 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.

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