RYAN MICHAEL MACKENZIE NP
NPI 1891570453
Nurse Practitioner - Acute Care in Ann Arbor, MI

Q: What is Ryan Mackenzie's NPI number?

The NPI number for Ryan Mackenzie is 1891570453. It was assigned to this individual provider in the NPPES registry on August 30, 2023.

Q: What is Ryan Mackenzie's specialty?

The primary specialty registered for this NPI is Nurse Practitioner, specializing in Acute Care, with taxonomy code 363LA2100X.

Q: When was this NPI record last updated?

The NPPES record for Ryan Mackenzie was last updated on April 15, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 15 months ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.

Active since August 30, 2023PECOS EnrolledAccepts Medicare Assignment

1500 E MEDICAL CENTER DR, ANN ARBOR, MI 48109(734) 647-5299 Get Directions Write a Review

NPPES record last updated: April 15, 2025. Verified against the NPPES registry weekly; last sync: August 09, 2026.

Record update history: Feb 27, 2025, Sep 6, 2023, Aug 30, 2023 (3 updates tracked since 2023).

On this page

About Ryan Michael Mackenzie Np NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

RYAN MICHAEL MACKENZIE NP (NPI 1891570453) is an individual acute care provider in Ann Arbor, Michigan, licensed in Michigan (4704268806) and active in the NPI registry since August 2023. He is enrolled in Medicare PECOS, is affiliated with Ascension Providence Hospital, Southfield And Novi, and maintains a secondary practice location in Lake Orion.

NPPES Registry Identity

NPI1891570453

Entity TypeIndividualMale

Primary Taxonomy363LA2100X

Provider Legal NameRYAN MICHAEL MACKENZIECredential: NP

Location Address1500 E MEDICAL CENTER DRAnn Arbor, MI 48109-5000

Mailing Address3621 S State StAnn Arbor, MI 48108-1633 · (734) 647-5299

Phone(734) 647-5299

Sole ProprietorNo

Medical School CMSOtherGraduated 2023

Enumeration DateAugust 30, 2023

Last NPPES UpdateApril 15, 20253 updates tracked since enumeration

NPPES CertifiedApril 15, 2025

✔ NPI 1891570453 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyNurse Practitioner · Acute CarePhysician Assistants & Advanced Practice Nursing Providers

Taxonomy Code363LA2100X

License✔ Licensed in MI · 4704268806

Also ListedNurse PractitionerTaxonomy 363L00000X · License 4704268806 (MI)

1500 E MEDICAL CENTER DR, Ann Arbor, MI 48109

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Secondary Practice Location 1

Location 13647 Forest Spring DrLake Orion, MI 48359-1590 · Phone (248) 860-3190

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Blue Care Network of Michigan, Blue Cross Blue Shield of Michigan Mutual Insurance Company, McLaren Health Plan Community and more.Insurance ›

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, and ordering and referring status from the CMS PECOS system.

Medicare Enrollment Status

✔

Enrolled in Medicare and accepts Medicare assignment

Ryan Michael Mackenzie Np is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.

PECOS PAC ID6204281538

PECOS Enrollment IDI20231006000513

Eligible to Order & Refer✔ Part B Labs & Imaging✔ Durable Medical Equipment✔ Home Health Agency✔ Power Mobility DevicesPer the CMS Ordering and Referring file. Eligibility means Medicare pays claims that this provider orders or refers for these categories.

Areas of Expertise CMS Part B claims 3

Services this provider delivered to Medicare fee-for-service patients, from the CMS Medicare utilization data. Higher counts generally reflect more experience with a service; care delivered outside Medicare is not included.

Evaluation of implantable heart and blood vessel monitoring system, remote up to 30 days 93297

This service involves remotely monitoring your heart and blood vessel implant system for up to 30 days. Using advanced technology, healthcare professionals can track the device's performance and your health status, ensuring the system is working optimally for your needs.

52 services31 patients

Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 99232

Follow-up hospital inpatient care involves daily check-ups while you're admitted in the hospital. Typically, a healthcare provider spends about 25 minutes each day reviewing your condition, adjusting treatment if needed, and answering any questions you might have.

42 services20 patients

Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes 99223

Initial hospital inpatient care per day, typically 70 minutes, refers to the daily medical service provided to patients admitted to the hospital. This includes a comprehensive evaluation, diagnosis, treatment plan, and monitoring of your health condition. It ensures your well-being during your hospital stay.

20 services19 patients

Hospital Affiliations CMS Care Compare 2

Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.

Ascension Providence Hospital, Southfield And Novi

Acute Care Hospitals · Southfield, MI

3/5 CMS rating

OwnershipVoluntary non-profit - Church

CMS Certification Number230019

Location16001 W Nine Mile RdSouthfield, MI 48075 · Oakland County

Emergency services Birthing friendly

Henry Ford Health Hospital

Acute Care Hospitals · Detroit, MI

3/5 CMS rating

OwnershipVoluntary non-profit - Private

CMS Certification Number230053

Location2799 W Grand BlvdDetroit, MI 48202 · Wayne County

Emergency services Birthing friendly

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 48109 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.

New Patient

$90.76 typical visit price

range $58.04 – $177.36

Typical copayment $22.69 (range $14.51 – $44.34)

Most-billed visit code 99203

Established Patient

$102.35 typical visit price

range $18.32 – $143.49

Typical copayment $25.58 (range $4.58 – $35.87)

Most-billed visit code 99214

Amounts reflect what Medicare beneficiaries in this ZIP area are typically charged for office visits. Patients with other coverage should check their individual plans.

Other Providers at the Same Location NPPES 20

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

LOKMAN SUNG MD

Pathology (Forensic Pathology)

1500 E MEDICAL CENTER DR, 2ND FLOOR UNIVERSITY HOSPITAL RECP PATHOLOGY
ANN ARBOR, MI 48109

Washtenaw County (800) 862-7284

SAMEER DEV SAINI M.D.

Internal Medicine (Gastroenterology)

1500 E MEDICAL CENTER DR
ANN ARBOR, MI 48109

Washtenaw County (734) 936-4000

KYLE DAVID PERRY MD

Pathology (Cytopathology)

1500 E MEDICAL CENTER DR
ANN ARBOR, MI 48109

Washtenaw County (734) 936-4000

DR. DAVID ALEXANDER STEWART M.D.

Pediatrics

1500 E MEDICAL CENTER DR, 12TH FLOOR C.S. MOTT CHILDREN'S HOSPITAL ROOM 525
ANN ARBOR, MI 48109

Washtenaw County (734) 763-5302

DR. MICHAEL EDMUND WATSON MD

Pediatrics (Pediatric Infectious Diseases)

1500 E MEDICAL CENTER DR
ANN ARBOR, MI 48109

Washtenaw County (734) 936-4000

CARRIE KRAEGER PORTER PA-C

Physician Assistant

1500 E MEDICAL CENTER DR
ANN ARBOR, MI 48109

Washtenaw County (734) 936-6666

DENISE LYNN BERRY CRNA

Nurse Anesthetist, Certified Registered

1500 E MEDICAL CENTER DR
ANN ARBOR, MI 48109

Washtenaw County (734) 936-4000

KETTI SOPHIA PETERSEN MD

Family Medicine (Hospice and Palliative Medicine)

1500 E MEDICAL CENTER DR
ANN ARBOR, MI 48109

Washtenaw County (734) 936-4000

Frequently Asked Questions NPPES & CMS

Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.

What is Ryan Mackenzie's NPI number?

The NPI number for Ryan Mackenzie is 1891570453. It was assigned to this individual provider in the NPPES registry on August 30, 2023.

Where is Ryan Mackenzie located?

Ryan Mackenzie practices at 1500 E Medical Center Dr, Ann Arbor, MI 48109. The listed phone number is (734) 647-5299.

What is Ryan Mackenzie's specialty?

The primary specialty registered for this NPI is Nurse Practitioner, specializing in Acute Care, with taxonomy code 363LA2100X.

Is Ryan Mackenzie enrolled in Medicare?

Yes. Ryan Mackenzie is registered in the Medicare PECOS system and accepts Medicare assignment, which means accepting the Medicare-approved amount as payment in full for covered services.

What insurance does Ryan Mackenzie accept?

Health plans from Blue Care Network of Michigan, Blue Cross Blue Shield of Michigan Mutual Insurance Company, McLaren Health Plan Community, Priority Health and UnitedHealthcare list Ryan Mackenzie as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.

Is Ryan Mackenzie affiliated with any hospitals?

According to CMS data, Ryan Mackenzie is affiliated with Ascension Providence Hospital, Southfield And Novi and Henry Ford Health Hospital.

When was this NPI record last updated?

The NPPES record for Ryan Mackenzie was last updated on April 15, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 15 months ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.