Individual provider Active NPI

Ellen M Fells, CRNA

  • Certified Registered Nurse Anesthetist
  • Ann Arbor, MI
National Provider Identifier
1912920638
Registry record updated Jul 8, 2007
On this page

Key facts

NPPES NPI Registry
Primary specialty
Certified Registered Nurse AnesthetistTaxonomy code 367500000X
License
4704207983 Issued in MI
Practice address
1500 East Medical Center Drive
Ann Arbor, MI 48109-0048
Phone
(734) 936-4280
NPI assigned
Jul 25, 2006
Sex
Female
Sole proprietor
No

NPPES NPI Registry

Updated by the provider on Jul 8, 2007

Registry information is reported by the provider to CMS and is not verified. About this source

Specialties & licenses 1

Specialty (taxonomy)CodeLicenseStatePrimary
Certified Registered Nurse Anesthetist 367500000X 4704207983 MI Primary

Addresses

Primary practice location

1500 East Medical Center Drive
Ann Arbor, MI 48109-0048

Mailing address

3621S State St
700 KMS Place
Ann Arbor, MI 48108
Phone (734) 936-2047

Medicare participation

Medicare enrollment files
Medicare fee-for-service enrollment
Enrolled in MI

Enrollment records 1

Enrollment IDStateProvider typePAC IDDetails
I20040520000063 MI Practitioner - Certified Registered Nurse Anesthetist (Crna) 1456342369 Reassigns benefits to 10 organizations

Care Compare profile

Medicare Care Compare
Specialty
Certified Registered Nurse Anesthetist (Crna)
Education
Other, 2003
Medicare assignment
Accepts the Medicare-approved amount as payment in full
Group practices
Regents of the University of MichiganGroup PAC ID 3779496856, 3,344 clinicians
West Michigan Aas LLCGroup PAC ID 9931324076, 38 clinicians
Northwestern Services LLCGroup PAC ID 4486723657, 47 clinicians
Henry Ford Health Providence HospitalGroup PAC ID 6103738703, 364 clinicians

Practice addresses (Care Compare)

1500 E Medical Ctr Dr
Ann Arbor, MI 48109-5000
Phone (734) 936-4000

25500 Meadowbrook Rd
Suite 110
Novi, MI 48375-1879
Phone (248) 477-2200

30055 Northwestern Hwy
Suite L 60
Farmington Hills, MI 48334-3274
Phone (248) 265-6555

4270 Plymouth Rd
Ann Arbor, MI 48109-2700
Phone (734) 936-4000

47601 Grand River Ave
Novi, MI 48374-1233
Phone (248) 465-4249

Hospital & facility affiliations

  • Ascension Providence Hospital, Southfield and Novi Hospital, Southfield, MI, CCN 230019

National Provider Directory

National Provider Directory
Medicare enrollment (NPD)
Enrolled
Credentials
Certified Registered Nurse

State licenses

LicenseStateTypeSpecialty
4704207983MIMDCertified Registered Nurse Anesthetist

Practice roles

OrganizationSpecialtyStatusNew patients
Regents of the University of Michigan CurrentSince Jun 1, 2006 Accepting new patients
West Michigan Aas LLC CurrentSince Apr 1, 2025 Accepting new patients
Alliance Anesthesia PLLC Nurse Anesthetist, Certified Registered CurrentSince Jul 1, 2023 Accepting new patients
Regents of the University of Michigan Nurse Anesthetist, Certified Registered CurrentSince Jun 1, 2006 Accepting new patients
Henry Ford Health Providence Hospital CurrentSince Oct 1, 2025 Accepting new patients
Botsford General Hospital Nurse Anesthetist, Certified Registered CurrentSince Nov 21, 2023 Accepting new patients
Novi Aas LLC CurrentSince Mar 1, 2026 Accepting new patients
Botsford General Hospital CurrentSince Nov 21, 2023 Accepting new patients
Jawad a Shah, MD PC CurrentSince Nov 15, 2023 Accepting new patients
Jawad a Shah MD PC CurrentSince Nov 15, 2023 Accepting new patients
Northwestern Services, LLC Nurse Anesthetist, Certified Registered Current Accepting new patients
Henry Ford Health Providence Hospital Nurse Anesthetist, Certified Registered CurrentSince Oct 1, 2025 Accepting new patients
Northwestern Services, LLC CurrentSince Mar 10, 2025 Accepting new patients
Henry Ford Health System Nurse Anesthetist, Certified Registered CurrentSince Jan 5, 2004 Accepting new patients
Henry Ford Health System CurrentSince Jan 5, 2004 Accepting new patients
Pediatric Anesthesia Associates, PC CurrentSince Jan 1, 2026 Accepting new patients
Crnas of Michigan Nurse Anesthetist, Certified Registered Past Accepting new patients

Locations

3621 S State St
#700
Ann Arbor, MI 48108

4270 Plymouth Rd
Ann Arbor, MI 48109
Phone (734) 232-3000

1500 E Medical Center Dr
Ann Arbor, MI 48109
Phone (734) 936-4280

3901 Beaubien St
Detroit, MI 48201
Phone (313) 745-5227

2799 W Grand Blvd
Detroit, MI 48202
Phone (313) 876-2062

28050 Grand River Ave
Farmington Hills, MI 48336
Phone (248) 471-8000

30055 Northwestern Hwy
Ste L-60
Farmington Hills, MI 48334
Phone (248) 265-6555

4800 S Saginaw St
Ste 1805
Flint, MI 48507
Phone (810) 275-9108

4800 S Saginaw St
Ste 1815
Flint, MI 48507
Phone (810) 275-9152

4800 S Saginaw St
Ste 1845
Flint, MI 48507
Phone (810) 275-9152

4800 S Saginaw St
Flint, MI 48507
Phone (810) 275-9108

4024 Park East Ct SE
Grand Rapids, MI 49546
Phone (231) 592-3102

3800 Centennial Dr
Grass Lake, MI 49240
Phone (517) 701-3100

25500 Meadowbrook Rd
Ste 110
Novi, MI 48375
Phone (248) 477-0220

47601 Grand River Ave
Novi, MI 48374
Phone (248) 465-4100

43422 W Oaks Dr
Novi, MI 48377
Phone (248) 229-4658

16001 W 9 Mile Rd
Southfield, MI 48075
Phone (248) 424-3000

1560 E Maple Rd
#100
Troy, MI 48083
Phone (248) 817-2001

Interoperability endpoints

  • Direct secure messaging: efells17158@direct.hfhs.org

Organizations & group practices 17

Organizations this provider is connected to: Medicare benefit reassignments (the organization bills Medicare for this provider’s services), Care Compare group memberships and National Provider Directory roles.

View all 17

Hospital & facility affiliations 1

Hospitals and other facilities this clinician is affiliated with according to Medicare Care Compare.

NPI Registry JSON

The complete NPPES record for this NPI in the NPI Registry API format.

{
    "created_epoch": "1153785600000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1183852800000",
    "number": "1912920638",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "3621S STATE ST",
            "address_2": "700 KMS PLACE",
            "city": "ANN ARBOR",
            "state": "MI",
            "postal_code": "48108",
            "telephone_number": "734-936-2047"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "1500 EAST MEDICAL CENTER DRIVE",
            "city": "ANN ARBOR",
            "state": "MI",
            "postal_code": "481090048",
            "telephone_number": "734-936-4280"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "FELLS",
        "first_name": "ELLEN",
        "middle_name": "M",
        "credential": "CRNA",
        "sole_proprietor": "NO",
        "sex": "F",
        "enumeration_date": "2006-07-25",
        "last_updated": "2007-07-08",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "367500000X",
            "taxonomy_group": "",
            "desc": "Nurse Anesthetist, Certified Registered",
            "state": "MI",
            "license": "4704207983",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

Other providers in Ann Arbor, MI

Sources for this page

  • NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Jul 8, 2007; self-reported and not verified by CMS. Specialty names from the NUCC taxonomy.
  • Medicare enrollment (CMS PECOS): enrollments, PAC IDs and benefit reassignments.
  • Medicare Care Compare (CMS): clinician profile, group practices, facility affiliations, MIPS scores and star ratings.
  • National Provider Directory (CMS): practice roles, locations, licenses, networks and endpoints.

Verify at the official NPI Registry.