Dr. Michael Rizk, MD
- Medicare services, 2024
- 2,137
- Medicare patients, 2024
- 1,975
- MIPS score, 2024
- 87
- Hospital affiliations
- 6
- Industry payments
- $376
- Practice address
- 1200 Ralston Avenue, Defiance, OH 43512
- Practice phone
- Call (419) 783-6955
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Dr. Rizk's professional email, personal email and mobile number
Dmand AI checks each channel through healthcare-specific waterfall enrichment. See what is on file with a free account, with practice phones, licenses and affiliations.
Dr. Michael Rizk is a diagnostic radiologist in Defiance, Ohio
Dr. Rizk practices at ProMedica Defiance Regional Hospital in Defiance, Ohio, part of ProMedica Health System.
Dr. Rizk's NPI, 1194245357, was assigned on June 20, 2017. Dr. Rizk graduated from Wayne State University School of Medicine in 2017. Dr. Rizk holds Ohio license 35.147244.
- NPI
- 1194245357NPI Registry (opens in a new tab)
- Medicare PAC ID
- 2769753268
- NPI enumeration date
- June 20, 2017
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (419) 783-6955
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 35
- Medical school graduation
- 2017
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Michael Rizk practices at ProMedica Defiance Regional Hospital in Defiance, Ohio
Dr. Rizk's primary practice is ProMedica Defiance Regional Hospital, at 1200 Ralston Avenue, Defiance, OH 43512 in Defiance County. The practice phone is (419) 783-6955.
- ProMedica Defiance Regional Hospital1200 Ralston Avenue, Defiance, OH 43512 · Defiance CountyPhone(419) 783-6955
Source: Dmand AI Affiliation Data
Dr. Michael Rizk is affiliated with 7 sites of care and 1 medical group
Dr. Rizk's primary practice is ProMedica Defiance Regional Hospital in Defiance, Ohio, part of ProMedica Health System. Dr. Rizk is also affiliated with ProMedica Toledo Hospital. The medical group on file is Toledo Radiological Associates. Dmand AI also links Dr. Rizk to 4 more hospitals and 1 group practice or clinic, each named with a free account.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. Michael Rizk's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Rizk practices, 7 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| ProMedica Defiance Regional Hospital | Available with a free account |
| +6 more affiliated sites | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Michael Rizk is one of 1,478 diagnostic radiologists in Ohio
Diagnostic radiology is Dr. Rizk's primary specialty in the NPI Registry, under taxonomy code 2085R0202X. Dmand AI has Dr. Rizk's licenses on file in 2 states: Ohio and Michigan.
Specialties and state licenses
- Diagnostic radiology, OhioPrimary
- Internal medicine, Michigan
Diagnostic radiologists near Dr. Rizk
Counts of diagnostic radiologists with a Dmand AI profile, by place and practice. Each opens the list.
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Peer Benchmarks
Dr. Michael Rizk billed Medicare for 2,137 services in 2024
CMS data shows 2,137 Medicare services from Dr. Rizk across 34 procedure codes in 2024, for 1,975 Medicare patients. Medicare paid $66,099 for them.
Dr. Rizk's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Imaging
- 2023: 7952024: 2,137169%
Where Dr. Rizk's Medicare services took place, 2024
- In an office141%
- In a facility2,12399%
Dr. Rizk compared with the Ohio median for diagnostic radiologists, 2024
- Dr. Rizk
- Ohio median
- Medicare services
- 2,137vs 1,76821% above
- Medicare patients
- 1,975vs 1,53229% above
Medians across 1,619 diagnostic radiologists in Ohio with Dmand AI profiles that report each measure.
Dr. Rizk's most billed Medicare procedure codes, 2024
CMS publishes codes billed for 11 or more Medicare patients. Each label is the code family; CPT descriptions are licensed by the AMA.
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Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Michael Rizk treated 1,975 Medicare patients in 2024, average age 73
CMS counts 1,975 Medicare patients who saw Dr. Rizk in 2024. The largest group is 65 to 74, with 774 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 19% are also on Medicaid. Their average risk score is 1.83, where 1.00 is the Medicare average, so they are sicker than most Medicare patients.
Across all payers, Dmand AI patient panel data puts Dr. Rizk's median patient age at 56, with 57% women.
Dr. Rizk's Medicare patients by age, 2024
Dr. Rizk's Medicare patients by sex, 2024
- Women1,07454%
- Men90146%
Chronic conditions among Dr. Rizk's Medicare patients, 2024
- High blood pressure75%
- High cholesterol75%
- Arthritis64%
- Anxiety40%
- Mood disorders40%
- Ischemic heart disease39%
- Diabetes37%
- Chronic kidney disease36%
Share of Medicare patients with each condition. A patient can have several.
Dr. Rizk's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 56
Patient panel by sex, all payers
- Women57%
- Men41%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Michael Rizk scored 87 out of 100 in Medicare's MIPS program for 2024
CMS publishes a Merit-based Incentive Payment System (MIPS) score of 87 out of 100 for Dr. Rizk for performance year 2024, reported as part of a group. Dr. Rizk accepts Medicare assignment, so Medicare's approved amount is taken as full payment.
- Accepts Medicare assignment
- Yes
Dr. Rizk's MIPS scores, performance year 2024
- 87of 100Final score
- 90of 100Quality
- 40of 100Improvement Activities
- 76of 100Cost
Each score is out of 100. The final score weighs the categories CMS scored for this clinician.
Sources: Doctors and Clinicians National Downloadable File (CMS); and Clinician Public Reporting: Overall MIPS Performance (CMS), 2024 data, released September 10, 2026
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Dr. Michael Rizk received $376 in industry payments from 2017 to 2025
CMS Open Payments shows 4 general payments to Dr. Rizk from 4 drug and device companies from 2017 to 2025. Food and beverage make up the largest share, 100% of the total. Terumo Medical Corporation paid the most, $141.
General payments to Dr. Rizk by program year, 2017 to 2025
Companies that paid Dr. Rizk the most, 2017 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Michael Rizk graduated from Wayne State University School of Medicine
Dr. Rizk graduated from Wayne State University School of Medicine in 2017.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. Michael Rizk's profile data
| Data on this page | Source |
|---|---|
| NPI, name, sex, specialty and licenses | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Professional Profile Data |
| Practice locations and phone | Dmand AI Affiliation Data |
| Primary practice, affiliations and health system | Dmand AI Affiliation DataDmand AI Org Hierarchy Data |
| Medicare services and procedure codes | Medicare Physician & Other Practitioners - by Provider and Service (CMS) (opens in a new tab) |
| State medians for the same specialty | Dmand AI Peer Benchmarks |
| Medicare patients and the all-payer patient panel | Dmand AI Patient Panel DataMedicare Physician & Other Practitioners - by Provider (CMS) (opens in a new tab) |
| MIPS scores, telehealth, assignment and procedure percentiles | Doctors and Clinicians National Downloadable File (CMS) (opens in a new tab)Clinician Public Reporting: Overall MIPS Performance (CMS) (opens in a new tab) |
| Industry payments | Open Payments (CMS) (opens in a new tab) |
| Training, board certification and memberships | Dmand AI Professional Profile Data |
| EHR at each practice site | Dmand AI Technology Install Data |
| Similar physicians | Dmand AI Affiliation Data |
Data last refreshed October 2026Report an inaccuracyRemove my information
FAQ
Frequently asked questions about Dr. Michael Rizk
Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.
What is Dr. Michael Rizk's NPI number?
Dr. Michael Rizk's NPI number is 1194245357. It was assigned on June 20, 2017, and it is active in the NPI Registry.
What kind of doctor is Dr. Michael Rizk?
Dr. Michael Rizk is a diagnostic radiologist in Defiance, Ohio. The primary specialty in the NPI Registry is Diagnostic Radiology Physician (taxonomy code 2085R0202X).
Where does Dr. Michael Rizk practice?
Dr. Rizk practices at 1200 Ralston Avenue, Defiance, OH 43512. Dr. Rizk's primary practice is ProMedica Defiance Regional Hospital in Defiance, Ohio, part of ProMedica Health System. Dmand AI also links Dr. Rizk to 4 hospitals and 1 group practice or clinic.
What is Dr. Michael Rizk's office phone number?
The practice phone on file for Dr. Rizk is (419) 783-6955.
What is Dr. Michael Rizk's medical license number?
Dr. Rizk holds Ohio license 35.147244, one of the licenses on file in 2 states.
Which states has Dr. Michael Rizk been licensed in?
Dmand AI has state licenses on file for Dr. Rizk in Ohio and Michigan.
Which hospitals is Dr. Michael Rizk affiliated with?
Dr. Rizk practices at ProMedica Defiance Regional Hospital in Defiance, Ohio. Dr. Rizk is also affiliated with ProMedica Toledo Hospital. Dmand AI links Dr. Rizk to 4 more hospitals.
What medical group is Dr. Michael Rizk part of?
Dr. Rizk is linked to Toledo Radiological Associates.
Does Dr. Michael Rizk accept Medicare?
Yes. CMS data shows Dr. Rizk billed Medicare for 2,137 services in 2024, and Dr. Rizk accepts Medicare assignment.
What is Dr. Michael Rizk's MIPS score?
Dr. Rizk's MIPS final score for performance year 2024 is 87 out of 100, reported as part of a group.
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How many Medicare patients does Dr. Michael Rizk see?
CMS counts 1,975 Medicare patients who saw Dr. Rizk in 2024, with an average age of 73.
What services does Dr. Michael Rizk bill to Medicare?
In 2024, Dr. Rizk's most billed Medicare services were diagnostic imaging (71045), diagnostic imaging (70450) and diagnostic imaging (70553).
Where did Dr. Michael Rizk go to medical school?
Dr. Rizk graduated from Wayne State University School of Medicine in 2017.
Has Dr. Michael Rizk received payments from drug or device companies?
CMS Open Payments shows $376 in general payments to Dr. Rizk from 4 companies from 2017 to 2025. The largest total came from Terumo Medical Corporation.
How long has Dr. Michael Rizk been practicing?
Dr. Rizk graduated from medical school in 2017, 9 years ago.
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