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

Family Practice

Ronald Coriasso, DO

Works at hospitals in Grand Blanc, MI · Detroit, MI · Michigan

Summary

Dr. Ronald Coriasso, DO is a family doctor at 1515 W Atherton Rd, Flint, MI 48507. Phone: (810) 762-1020. Accepts Medicare assignment. In 2024, Ronald Coriasso had 91 Original Medicare patients and 546 services. NPI 1518069319. 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: Family doctor (Medicare lists Family Practice)
  • Address: 1515 W Atherton Rd, Flint, MI 48507 · Directions
  • Phone: (810) 762‑1020
  • Medicare: Accepts Medicare assignment
  • Hospitals: Ascension Genesys Hospital, Henry Ford Health Hospital
  • Group practice: Henry Ford Medical Group Genesys
  • Medical school: Des Moines University Of Osteopathic Medicine And Health Sciences · graduated 1980 (46 years since medical school)
  • Gender (as listed): Male
  • Telehealth: offered

From official Medicare data

This page shows what Medicare's official clinician data says about Ronald Coriasso, 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 Ronald Coriasso accept Medicare assignment?
Yes. Medicare's clinician data says Ronald Coriasso 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 Ronald Coriasso see?
In 2024, CMS data shows 91 Original Medicare patients and 546 services for Ronald Coriasso. This counts Original Medicare only and measures volume, not quality.
What is Ronald Coriasso's NPI number?
1518069319. 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 Ronald Coriasso, 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 patients91
Services billed to Medicare546
Different services or procedures41
Participating Medicare providerYes
Average age of these patients73

Most frequent services

  1. Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more (99214)108 services
  2. Urinalysis, manual test (81002)58 services
  3. Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more (99213)42 services
  4. Established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more (99215)34 services
  5. Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit (G0439)31 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 pressure73%
  • High cholesterol64%
  • Arthritis56%
  • Anxiety26%
  • Chronic kidney disease26%
  • Diabetes22%

Hospitals where Ronald Coriasso works

Medicare's Facility Affiliation Data lists Ronald Coriasso 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.

  • Ascension Genesys HospitalGrand Blanc, MI · Acute Care Hospital · Medicare rating: 3 of 5 stars · Emergency services: listed by Medicare · CCN 230197
  • Henry Ford Health HospitalDetroit, MI · Acute Care Hospital · Medicare rating: 3 of 5 stars · Emergency services: listed by Medicare · CCN 230053

Practice locations

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

Group practices

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

  • Henry Ford Medical Group Genesys97 clinicians in the group

Specialties

Find other Family Practice doctors in Michigan →

Other family doctors in Flint

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

All family doctors in Flint →

Other clinicians in Henry Ford Medical Group Genesys

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

Clinician information

CredentialDO
Medical schoolDes Moines University Of Osteopathic Medicine And Health Sciences
Graduation year1980 (46 years since medical school)
Gender (as listed)Male
Medicare assignmentAccepts (Medicare-approved amount as full payment)
TelehealthOffers telehealth services
NPI (National Provider Identifier)1518069319
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