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

Emergency Medicine

Frank J. Vivio, MD

Works at hospitals in Findlay, OH · Fort Wayne, IN · Eaton Rapids, MI … · Ohio, Indiana, Michigan

Summary

Dr. Frank J. Vivio, MD is an emergency medicine doctor at 2446 Jolly Rd, Okemos, MI 48864. Phone: (517) 253-5500. Accepts Medicare assignment. In 2024, Frank J. Vivio had 258 Original Medicare patients and 272 services. NPI 1679596845. 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.

From official Medicare data

This page shows what Medicare's official clinician data says about Frank J. Vivio, 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 Frank J. Vivio accept Medicare assignment?
Yes. Medicare's clinician data says Frank J. Vivio 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 Frank J. Vivio see?
In 2024, CMS data shows 258 Original Medicare patients and 272 services for Frank J. Vivio. This counts Original Medicare only and measures volume, not quality.
What is Frank J. Vivio's NPI number?
1679596845. 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 Frank J. Vivio, 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 patients258
Services billed to Medicare272
Different services or procedures9
Participating Medicare providerYes
Average age of these patients75

Most frequent services

  1. Emergency department visit with high level of medical decision making (99285)173 services
  2. Emergency department visit with moderate level of medical decision making (99284)60 services
  3. Critical care, first 30-74 minutes (99291)23 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%
  • Arthritis54%
  • Diabetes40%
  • Anxiety40%
  • Chronic kidney disease40%

Hospitals where Frank J. Vivio works

Medicare's Facility Affiliation Data lists Frank J. Vivio 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.

Practice locations

Addresses where Frank J. Vivio is enrolled with Medicare (CMS data updated October 2, 2026).

Group practices

Medicare enrollment lists Frank J. Vivio as a member of this group (CMS data updated October 2, 2026).

  • Vituity - Michigan Em PC52 clinicians in the group

Specialties

Find other Emergency Medicine doctors in Michigan →

Other emergency medicine doctors in Michigan

Clinicians with the same Medicare primary specialty in Michigan — not a recommendation.

All emergency medicine doctors in Michigan →

Other clinicians in Vituity - Michigan Em PC

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

Clinician information

CredentialMD
Graduation year2002 (24 years since medical school)
Gender (as listed)Male
Medicare assignmentAccepts (Medicare-approved amount as full payment)
NPI (National Provider Identifier)1679596845
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