Independent US Healthcare Provider Directory & Public Medical Database
Active NPI 1790437598 Individual Practitioner Female Practitioner

Cassie M Ellul , NP

Nurse Practitioner • Ann Arbor, MI

Professional Overview & Biography Verified Profile Summary

Cassie Ellul, NP is a certified Nurse Practitioner practicing in Ann Arbor, MI. With approximately 4 years of clinical experience since graduating from University Of Michigan Medical School in 2022, Cassie Ellul delivers high-quality medical care to the local community at 1500 E MEDICAL CENTER DR.

Cassie Ellul does not directly accept Medicare assignment.

Practice Location & Contact Primary Location

Practice Address

1500 E Medical Center Dr

Ann Arbor, MI 481095000

Telephone 7349365000
Associated Practice Facility / Clinic

Medicare Profile & Education

Medical School

University Of Michigan Medical School

Graduation Year

2022

Medicare Assignment

Not Specified

Telehealth Flag

In-Person Only

Specialty Benchmarks & Practice Insights

Comparative analytics for Nurse Practitioner in Ann Arbor, MI

Rising Specialist (<5 Yrs)
Practitioner Clinical Experience
4 Yrs -7.5 yrs vs City Avg
City Avg: 11.5 Yrs
State Avg: 10.8 Yrs
Regional Practice Density
711 Specialists

Practicing in Ann Arbor, MI (3626 Statewide)

Telehealth Adoption Rate
19.0% Regional Adoption

In-Person Office Visits Only

Medicare Pricing Discount
67.4% Avg Savings

Under CMS Medicare Fee Schedule vs Standard Submitted Charges

Clinical Seniority & Experience Comparison

Dr. Ellul (4 Years) 4 Yrs
Ann Arbor Specialty Average (11.5 Years) 11.5 Yrs

Medical Specialties & State Licenses

CMS Verified: 2026-01-06
Nurse Practitioner Primary Specialty

NUCC Taxonomy Code: 363L00000X

State License MI 4704329365

(1) A registered nurse provider with a graduate degree in nursing prepared for advanced practice involving independent and interdependent decision making and direct accountability for clinical judgment across the health care continuum or in a certified specialty. (2) A registered nurse who has completed additional training beyond basic nursing education and who provides primary health care services in accordance with state nurse practice laws or statutes. Tasks performed by nurse practitioners vary with practice requirements mandated by geographic, political, economic, and social factors. Nurse practitioner specialists include, but are not limited to, family nurse practitioners, gerontological nurse practitioners, pediatric nurse practitioners, obstetric-gynecologic nurse practitioners, and school nurse practitioners.

Registered Nurse

NUCC Taxonomy Code: 163W00000X

State License MI 4704329365

(1) A registered nurse is a person qualified by graduation from an accredited nursing school (depending upon schooling, a registered nurse may receive either a diploma from a hospital program, an associate degree in nursing (A.D.N.) or a Bachelor of Science degree in nursing (B.S.N.), who is licensed or certified by the state, and is practicing within the scope of that license or certification. R.N.'s assist patient in recovering and maintaining their physical or mental health. They assist physicians during treatments and examinations and administer medications. (2) A provider who is trained and educated in a formal nursing education program at an accredited school of nursing, passes a national certification examination, and is licensed by the state to practice nursing. The individual provides nursing services to patients or clients in areas such as health promotion, disease prevention, acute and chronic care and restoration and maintenance of health across the life span.

Secondary Practice Locations

414 Lathers St

Garden City, MI 481353117

Phone: 7346645276

Practice Associates & Co-Workers

Healthcare professionals and specialists practicing at this location or sharing practice phone/fax

40 Associated Practitioners
Dr. Maor Sauler , MD

Internal Medicine - Critical Care Medicine

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Doctor of Medicine (M.D.)

Toni Spano-English , MSW

Social Worker - Clinical

NPI 1013319490

Master of Social Work

Dr. Trey Rottgen , MD

Internal Medicine - Gastroenterology

NPI 1013534932

Doctor of Medicine (M.D.)

Dr. Ka Kit Wong , MBBS

Nuclear Medicine

NPI 1033230768

Bachelor of Medicine, Bachelor of Surgery (M.B.B.S.)

Hailey Hernandez

Nurse Practitioner

NPI 1043876824
Brianna Kars , NP

Nurse Practitioner

NPI 1043991052

Nurse Practitioner

Career & Practice History Timeline

Chronological log of verified NPI updates, location relocations, credentials, and registry changes

9 Historical Events
📍
Updated Practice Location January 06, 2026

Registered at 1500 E MEDICAL CENTER DR, ANN ARBOR, MI 481095000 (Tel: 7349365000)

📍
Updated Business Mailing Address January 06, 2026

Registered at 3621 S STATE ST, ANN ARBOR, MI 481081633 (Tel: 7349364000)

👤
Provider Name / Credentials Updated January 06, 2026

Recorded as CASSIE ELLUL, NP

NPI Profile Active January 23, 2022

NPI status registered as active in NPPES database

📍
Updated Practice Location January 23, 2022

Registered at 414 LATHERS ST, GARDEN CITY, MI 481353117 (Tel: 7346645276)

📍
Updated Business Mailing Address January 23, 2022

Registered at 414 LATHERS ST, GARDEN CITY, MI 481353117

👤
Provider Name / Credentials Updated January 23, 2022

Recorded as CASSIE ELLUL

🎓
Medical Taxonomy / Specialty Registered (Primary Specialty) January 23, 2022

Registered Nurse (License #4704329365 in MI)

🟢
Initial NPI Registration & Enumeration January 23, 2022

First registered as active Individual Practitioner in NPPES Database.

Patient & Community Reviews

Verified patient ratings, medical care experiences, and facility photos

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NPI Administrative Meta

NPI Number: 1790437598
Entity Type:
Individual Provider Physician, Nurse Practitioner, or Solo Healthcare Professional (Type 1 NPI)
Enumeration Date: January 23, 2022
Last Update: January 06, 2026
Sole Proprietor: No

Mailing Address

3621 S State St

Ann Arbor, MI 481081633

Phone: 7349364000

Public Domain Record This profile contains public domain information published by CMS and NPPES under the Freedom of Information Act (FOIA).
⚠️ Medical Disclaimer

This directory listing is for informational purposes only and does not constitute medical advice, diagnosis, or physician endorsement. If you are experiencing a medical emergency, please call 911 immediately.