Medical emergency?Emergency? Call 911. Nearest emergency roomsNearest ERs

Hospitalist

Prakash Arumugam, MD

Works at hospitals in Cincinnati, OH · Wilmington, OH · Ohio

Summary

Dr. Prakash Arumugam, MD is a hospitalist at 10500 Montgomery Rd, Montgomery, OH 45242. Phone: (513) 865-2246. Accepts Medicare assignment. In 2024, Prakash Arumugam had 136 Original Medicare patients and 376 services. NPI 1659878700. 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: Hospitalist
  • Address: 10500 Montgomery Rd, Montgomery, OH 45242 · Directions
  • Phone: (513) 865‑2246
  • Medicare: Accepts Medicare assignment
  • Hospitals: Bethesda North, TriHealth Clinton Regional Hospital
  • Group practice: TriHealth H LLC
  • Medical school: Wright State University Boonshoft School Of Medicine · graduated 2018 (8 years since medical school)
  • Gender (as listed): Male

From official Medicare data

This page shows what Medicare's official clinician data says about Prakash Arumugam, 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 Prakash Arumugam accept Medicare assignment?
Yes. Medicare's clinician data says Prakash Arumugam 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 Prakash Arumugam see?
In 2024, CMS data shows 136 Original Medicare patients and 376 services for Prakash Arumugam. This counts Original Medicare only and measures volume, not quality.
What is Prakash Arumugam's NPI number?
1659878700. 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 Prakash Arumugam, 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 patients136
Services billed to Medicare376
Different services or procedures10
Participating Medicare providerYes
Average age of these patients78

Most frequent services

  1. Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes (99233)133 services
  2. Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes (99232)83 services
  3. Hospital discharge day management, more than 30 minutes (99239)73 services
  4. Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes (99223)51 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%
  • Arthritis66%
  • Heart failure57%
  • Ischemic heart disease54%
  • Chronic kidney disease54%

Hospitals where Prakash Arumugam works

Medicare's Facility Affiliation Data lists Prakash Arumugam 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.

  • Bethesda NorthCincinnati, OH · Acute Care Hospital · Medicare rating: 3 of 5 stars · Emergency services: listed by Medicare · CCN 360179
  • TriHealth Clinton Regional HospitalWilmington, OH · Acute Care Hospital · Medicare rating: 2 of 5 stars · Emergency services: not listed by Medicare · CCN 360175

Practice locations

Addresses where Prakash Arumugam is enrolled with Medicare (CMS data updated October 2, 2026).

Group practices

Medicare enrollment lists Prakash Arumugam as a member of this group (CMS data updated October 2, 2026).

  • TriHealth H LLC850 clinicians in the group

Specialties

Find other Hospitalist doctors in Ohio →

Other hospitalists in Montgomery

Clinicians with the same Medicare primary specialty in Montgomery, OH — not a recommendation.

All hospitalists in Montgomery →

Other clinicians in TriHealth H LLC

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

Clinician information

CredentialMD
Medical schoolWright State University Boonshoft School Of Medicine
Graduation year2018 (8 years since medical school)
Gender (as listed)Male
Medicare assignmentAccepts (Medicare-approved amount as full payment)
NPI (National Provider Identifier)1659878700
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