There are 8 Internal Medicine clinicians in Ballwin, MO in Medicare’s data, ranked by the number of Medicare services they provide.
Internal Medicine clinicians in Ballwin
| Clinician | Experience | Telehealth | Medicare patients | Assignment |
|---|---|---|---|---|
| Christine Sigman, MD | 30 yrs | Yes | 199 | Accepts |
| James Ketchum, MD | 44 yrs | Yes | 304 | Accepts |
| David Schlitt, M.D. | 54 yrs | — | 235 | Accepts |
| Sarah Davis, M.D. | 18 yrs | — | 174 | Accepts |
| David Rosenberg, M.D. | — | — | 41 | Accepts |
| Binwant Singh, M.D. | — | — | 128 | Accepts |
| Kathryn Harvey-Feldewerth, DO | 8 yrs | Yes | 118 | Accepts |
| Jacob Zembles, MD | 5 yrs | — | 80 | Accepts |
What the columns mean
- Experience — years since the clinician’s medical-school graduation (when known).
- Telehealth — the clinician reported providing telehealth (video/phone) visits.
- Medicare patients — distinct Original-Medicare beneficiaries in the latest year; a volume signal, not a quality rating.
- Assignment — “Accepts” means they accept the Medicare-approved amount as full payment (lower out-of-pocket for Medicare patients).
Compare hospital prices in Ballwin → · All Internal Medicine cities →
Source: CMS Medicare Physician & Other Practitioners and the Doctors & Clinicians National Downloadable File (most recent release). Counts reflect Original Medicare activity only and are not a measure of quality. “Medicare allows” is the Medicare fee schedule amount — not what an insured or cash patient pays; for patient prices see the linked procedure pages. Always confirm a clinician’s current details with their office.