Ryan Michael MacKenzie, NP
- Medicare patients, 2024
- 88
- Part D claims, 2024
- 200
- Hospital affiliations
- 3
- Industry payments
- $34
- Medical groups
- 4
- Practice address
- 47601 Grand River Ave, Novi, MI 48374
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
St John Hospital and Medical Center - Assarian Cancer Center - HOPD
Acute Care Hospital outpatient department · Novi, Michigan
Find Ryan MacKenzie'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.
Ryan Michael MacKenzie is an acute care nurse practitioner in Novi, Michigan
Ryan MacKenzie practices at St John Hospital and Medical Center - Assarian Cancer Center - HOPD in Novi, Michigan.
Ryan MacKenzie's NPI, 1891570453, was assigned on August 30, 2023. Ryan MacKenzie holds Michigan license 4704268806.
- NPI
- 1891570453NPI Registry (opens in a new tab)
- Medicare PAC ID
- 6204281538
- NPI enumeration date
- August 30, 2023
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 29
- Medical school graduation
- 2023
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Ryan Michael MacKenzie practices at St John Hospital and Medical Center - Assarian Cancer Center - HOPD in Novi, Michigan
Ryan MacKenzie's primary practice is St John Hospital and Medical Center - Assarian Cancer Center - HOPD, at 47601 Grand River Ave, Novi, MI 48374.
- St John Hospital and Medical Center - Assarian Cancer Center - HOPD47601 Grand River Ave, Novi, MI 48374
Source: Dmand AI Affiliation Data
Ryan Michael MacKenzie is affiliated with 6 sites of care and 4 medical groups
Ryan MacKenzie's primary practice is St John Hospital and Medical Center - Assarian Cancer Center - HOPD in Novi, Michigan. Ryan MacKenzie is also affiliated with University Hospital. The medical group on file is Henry Ford Health. Dmand AI also links Ryan MacKenzie to 2 more hospitals, 3 medical groups, 1 clinical lab and 1 group practice or clinic, each named with a free account.
Source: Dmand AI Affiliation Data
Dmand AI tracks the EHR system at Ryan Michael MacKenzie's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Ryan MacKenzie practices, 6 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| St John Hospital and Medical Center - Assarian Cancer Center - HOPD | Available with a free account |
| +5 more sites and 3 medical groups | Available with a free account |
Source: Dmand AI Technology Install Data
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Ryan Michael MacKenzie is one of 712 acute care nurse practitioners in Michigan
Acute care is Ryan MacKenzie's primary specialty in the NPI Registry, under taxonomy code 363LA2100X. Ryan MacKenzie is licensed in Michigan.
Specialties and state licenses
- Acute care nurse practitioner, MichiganPrimary
Acute care nurse practitioners near Ryan MacKenzie
Counts of acute care nurse practitioners 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
Ryan Michael MacKenzie treated 88 Medicare patients in 2024, average age 71
CMS counts 88 Medicare patients who saw Ryan MacKenzie in 2024. The largest group is 65 to 74, with 44 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 44% are also on Medicaid. Their average risk score is 2.88, where 1.00 is the Medicare average, so they are sicker than most Medicare patients.
Across all payers, Dmand AI patient panel data puts Ryan MacKenzie's median patient age at 72, with 62% women.
Ryan MacKenzie's Medicare patients by age, 2024
CMS leaves out age groups with fewer than 11 patients.
Ryan MacKenzie's Medicare patients by sex, 2024
- Women4248%
- Men4652%
Chronic conditions among Ryan MacKenzie's Medicare patients, 2024
- High blood pressure75%
- High cholesterol75%
- Heart failure73%
- Arthritis57%
- Ischemic heart disease56%
- Diabetes52%
- Atrial fibrillation50%
- Chronic kidney disease47%
Share of Medicare patients with each condition. A patient can have several.
Ryan MacKenzie's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 72
Patient panel by sex, all payers
- Women62%
- Men38%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Ryan Michael MacKenzie wrote 200 Medicare Part D claims in 2024
In 2024, Ryan MacKenzie wrote 200 Medicare Part D claims for 47 patients. 68% of them were for generic drugs.
Ryan MacKenzie's Part D claims by kind of drug, 2024
- Generic136 claims68%
- Brand-name64 claims32%
Source: Medicare Part D Prescribers - by Provider (CMS), 2024 data
How Ryan Michael MacKenzie takes part in Medicare
Ryan MacKenzie accepts Medicare assignment, so Medicare's approved amount is taken as full payment.
- Accepts Medicare assignment
- Yes
Source: Doctors and Clinicians National Downloadable File (CMS)
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Ryan Michael MacKenzie received $34 in industry payments in 2025
CMS Open Payments shows 2 general payments to Ryan MacKenzie from 1 drug or device company in 2025. Food and beverage make up the largest share, 100% of the total. Abbvie Inc. paid the most, $34.
Companies that paid Ryan MacKenzie the most, 2025 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Sources for Ryan Michael MacKenzie'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 Data |
| Medicare patients and the all-payer patient panel | Dmand AI Patient Panel DataMedicare Physician & Other Practitioners - by Provider (CMS) (opens in a new tab) |
| Part D prescribing | Medicare Part D Prescribers - 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) |
| Industry payments | Open Payments (CMS) (opens in a new tab) |
| 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 Ryan Michael MacKenzie
Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.
What is Ryan Michael MacKenzie's NPI number?
Ryan Michael MacKenzie's NPI number is 1891570453. It was assigned on August 30, 2023, and it is active in the NPI Registry.
What does Ryan Michael MacKenzie specialize in?
Ryan Michael MacKenzie is an acute care nurse practitioner in Novi, Michigan. The primary specialty in the NPI Registry is Acute Care Nurse Practitioner (taxonomy code 363LA2100X).
Where does Ryan Michael MacKenzie practice?
Ryan MacKenzie practices at 47601 Grand River Ave, Novi, MI 48374. Ryan MacKenzie's primary practice is St John Hospital and Medical Center - Assarian Cancer Center - HOPD in Novi, Michigan. Dmand AI also links Ryan MacKenzie to 2 hospitals, 3 medical groups, 1 clinical lab and 1 group practice or clinic.
What is Ryan Michael MacKenzie's medical license number?
Ryan MacKenzie holds Michigan license 4704268806.
Which hospitals is Ryan Michael MacKenzie affiliated with?
Ryan MacKenzie is affiliated with University Hospital. Dmand AI links Ryan MacKenzie to 2 more hospitals.
What medical group is Ryan Michael MacKenzie part of?
Ryan MacKenzie is linked to Henry Ford Health. Dmand AI links Ryan MacKenzie to 3 more medical groups.
Does Ryan Michael MacKenzie accept Medicare?
Yes. CMS lists Ryan MacKenzie as accepting Medicare assignment.
How many Medicare patients does Ryan Michael MacKenzie see?
CMS counts 88 Medicare patients who saw Ryan MacKenzie in 2024, with an average age of 71.
Has Ryan Michael MacKenzie received payments from drug or device companies?
CMS Open Payments shows $34 in general payments to Ryan MacKenzie from 1 company from 2025 to 2025. The largest total came from Abbvie Inc.
How long has Ryan Michael MacKenzie been practicing?
Ryan MacKenzie graduated from medical school in 2023, 3 years ago.
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