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Internal Medicine

Umesh C. Inampudi, MD

Works at hospitals in Lake Saint Louis, MO · Missouri

Summary

Dr. Umesh C. Inampudi, MD is an internal medicine doctor at 100 Medical Plz, Lake Saint Louis, MO 63367. Phone: (636) 625-5200. Accepts Medicare assignment. In 2024, Umesh C. Inampudi had 278 Original Medicare patients and 726 services. NPI 1427121227. Source: CMS National Downloadable File, updated October 2, 2026; CMS Facility Affiliation Data, updated October 2, 2026; CMS Medicare Physician & Other Practitioners, data year 2024.

  • Specialty: Internal medicine doctor (Medicare lists Internal Medicine)
  • Address: 100 Medical Plz, Lake Saint Louis, MO 63367 · Directions (1 more location)
  • Phone: (636) 625‑5200
  • Medicare: Accepts Medicare assignment
  • Hospital: SSM St Joseph Hospital West
  • Group practice: Sound Physicians of Illinois LLC
  • Medical school: graduated 1998 (28 years since medical school)
  • Gender (as listed): Male

From official Medicare data

This page shows what Medicare's official clinician data says about Umesh C. Inampudi, joined by NPI number (data updated October 2, 2026). It is not a recommendation or a rating. Call the office or hospital to confirm before you go.

In a medical emergency, call 911.

Quick answers

Does Umesh C. Inampudi accept Medicare assignment?
Yes. Medicare's clinician data says Umesh C. Inampudi 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.
How many Medicare patients does Umesh C. Inampudi see?
In 2024, CMS data shows 278 Original Medicare patients and 726 services for Umesh C. Inampudi. This counts Original Medicare only and measures volume, not quality.
What is Umesh C. Inampudi's NPI number?
1427121227. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.

Medicare activity in 2024

Official CMS public-use data for Umesh C. Inampudi, data year 2024 (released May 21, 2026). It covers Original Medicare (fee-for-service) patients only, not Medicare Advantage or other insurance. It shows volume, not quality or outcomes. CMS hides any count of 10 or fewer patients.

Original Medicare patients278
Services billed to Medicare726
Different services or procedures11
Participating Medicare providerYes
Average age of these patients77

Most frequent services

  1. Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes (99232)371 services
  2. Hospital discharge day management, more than 30 minutes (99239)199 services
  3. Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes (99233)90 services
  4. Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes (99223)21 services
  5. Critical care, first 30-74 minutes (99291)21 services

Chronic conditions among these patients

Share of this clinician’s Original Medicare patients with each condition, as published by CMS (it describes the patients, not the care given).

  • High blood pressure75%
  • High cholesterol75%
  • Chronic kidney disease57%
  • Arthritis56%
  • Heart failure55%
  • Ischemic heart disease52%

Hospitals where Umesh C. Inampudi works

Medicare's Facility Affiliation Data lists Umesh C. Inampudi 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.

  • SSM St Joseph Hospital WestLake Saint Louis, MO · Acute Care Hospital · Medicare rating: 3 of 5 stars · Emergency services: listed by Medicare · CCN 260200

Practice locations

Addresses where Umesh C. Inampudi is enrolled with Medicare (CMS data updated October 2, 2026).

Group practices

Medicare enrollment lists Umesh C. Inampudi as a member of this group (CMS data updated October 2, 2026).

  • Sound Physicians of Illinois LLC193 clinicians in the group

Specialties

Find other Internal Medicine doctors in Missouri →

Other internal medicine doctors in Lake Saint Louis

Clinicians with the same Medicare primary specialty in Lake Saint Louis, MO — not a recommendation.

All internal medicine doctors in Lake Saint Louis →

Other clinicians in Sound Physicians of Illinois LLC

Medicare enrollment lists these clinicians in the same group practice — not a recommendation.

Clinician information

CredentialMD
Graduation year1998 (28 years since medical school)
Gender (as listed)Male
Medicare assignmentAccepts (Medicare-approved amount as full payment)
NPI (National Provider Identifier)1427121227
CorrectionsReport 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

  1. Facility Affiliation Data — Centers for Medicare & Medicaid Services (CMS), data updated October 2, 2026, retrieved October 29, 2026
  2. Hospital General Information — CMS, data updated October 26, 2026, retrieved November 13, 2026
  3. National Downloadable File (Doctors and Clinicians) — CMS, data updated October 2, 2026, retrieved October 29, 2026
  4. Medicare Physician & Other Practitioners - by Provider — CMS, data year 2024, released May 21, 2026; Medicare Physician & Other Practitioners - by Provider and Service
  5. NPI Registry — U.S. Department of Health and Human Services (NPPES), the clinician’s official record
  6. Medicare Care Compare — official Medicare tool to look up clinicians