Quick answers
- Does Ravi Shankar Ranganatha accept Medicare assignment?
- Yes. Medicare's clinician data says Ravi Shankar Ranganatha accepts Medicare assignment (the Medicare-approved amount as full payment for covered services), as of October 2, 2026. Ask the office to confirm before your visit.
- What is Ravi Shankar Ranganatha's NPI number?
- 1811678139. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Hospitals where Ravi Shankar Ranganatha works
Medicare's Facility Affiliation Data lists Ravi Shankar Ranganatha at these hospitals (updated October 2, 2026). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians. Star rating and emergency services: Hospital General Information (CMS), data updated October 26, 2026.
- Mercy Hospital LebanonLebanon, MO · Acute Care Hospital · Medicare rating: 4 of 5 stars · Emergency services: listed by Medicare · CCN 260059
Practice locations
Addresses where Ravi Shankar Ranganatha is enrolled with Medicare (CMS data updated October 2, 2026).
- 1605 Martin Springs Dr, Suite 210Rolla, MO 65401 (573) 458‑6326
Group practices
Medicare enrollment lists Ravi Shankar Ranganatha as a member of this group (CMS data updated October 2, 2026).
- Mercy Clinic Springfield Communities1,120 clinicians in the group
Specialties
- Internal Medicineprimary
Other internal medicine doctors in Rolla
Clinicians with the same Medicare primary specialty in Rolla, MO — not a recommendation.
Other clinicians in Mercy Clinic Springfield Communities
Medicare enrollment lists these clinicians in the same group practice — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Graduation year | 2021 (5 years since medical school) |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1811678139 |
| Corrections | Report an error or suggest an update → |
Most corrections must be made at the source: clinicians update their NPI Registry record (NPPES) and their Medicare enrollment (PECOS); this page follows the next data release.
Sources
- Facility Affiliation Data — Centers for Medicare & Medicaid Services (CMS), data updated October 2, 2026, retrieved October 29, 2026
- Hospital General Information — CMS, data updated October 26, 2026, retrieved November 13, 2026
- National Downloadable File (Doctors and Clinicians) — CMS, data updated October 2, 2026, retrieved October 29, 2026
- NPI Registry — U.S. Department of Health and Human Services (NPPES), the clinician’s official record
- Medicare Care Compare — official Medicare tool to look up clinicians