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Emergency Medicine

Martina M. Ghiardi, DO

Works at hospitals in Pontiac, MI · Saginaw, MI · Michigan

Summary

Dr. Martina M. Ghiardi, DO is an emergency medicine doctor at 4599 Towne Centre Rd, Saginaw, MI 48604. Phone: (989) 497-3000. Accepts Medicare assignment. In 2024, Martina M. Ghiardi had 245 Original Medicare patients and 375 services. NPI 1134568017. 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 Martina M. Ghiardi, 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 Martina M. Ghiardi accept Medicare assignment?
Yes. Medicare's clinician data says Martina M. Ghiardi 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 Martina M. Ghiardi see?
In 2024, CMS data shows 245 Original Medicare patients and 375 services for Martina M. Ghiardi. This counts Original Medicare only and measures volume, not quality.
What is Martina M. Ghiardi's NPI number?
1134568017. 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 Martina M. Ghiardi, 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 patients245
Services billed to Medicare375
Different services or procedures15
Participating Medicare providerYes
Average age of these patients73

Most frequent services

  1. Emergency department visit with high level of medical decision making (99285)142 services
  2. Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report only (93010)110 services
  3. Emergency department visit with moderate level of medical decision making (99284)64 services
  4. Critical care, first 30-74 minutes (99291)46 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 cholesterol73%
  • Arthritis57%
  • Diabetes44%
  • Anxiety44%
  • Ischemic heart disease43%

Hospitals where Martina M. Ghiardi works

Medicare's Facility Affiliation Data lists Martina M. Ghiardi 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 Martina M. Ghiardi is enrolled with Medicare (CMS data updated October 2, 2026).

Group practices

Medicare enrollment lists Martina M. Ghiardi as a member of these groups (CMS data updated October 2, 2026).

  • Cep America LLC1,023 clinicians in the group
  • McLaren Hospital Group375 clinicians in the group

Specialties

Find other Emergency Medicine doctors in Michigan →

Other emergency medicine doctors in Saginaw

Clinicians with the same Medicare primary specialty in Saginaw, MI — not a recommendation.

All emergency medicine doctors in Saginaw →

Other clinicians in Cep America LLC

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

Clinician information

CredentialDO
Graduation year2013 (13 years since medical school)
Gender (as listed)Female
Medicare assignmentAccepts (Medicare-approved amount as full payment)
NPI (National Provider Identifier)1134568017
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