Individual provider Active NPI

Alexander Geoffrey Stein, MD

  • Thoracic Surgery (Cardiothoracic Vascular Surgery) Physician
  • Fargo, ND
National Provider Identifier
1861440430
Registry record updated May 28, 2025
On this page

Key facts

NPPES NPI Registry
Primary specialty
Thoracic Surgery (Cardiothoracic Vascular Surgery) PhysicianTaxonomy code 208G00000X
License
21627 Issued in ND
Practice address
5225 23Rd Ave S
Fargo, ND 58104-7927
Phone
(701) 417-2575
Fax
(310) 427-6763
NPI assigned
May 5, 2006
Sex
Male
Sole proprietor
No

NPPES NPI Registry

Updated by the provider on May 28, 2025

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

Specialties & licenses 4

Specialty (taxonomy)CodeLicenseStatePrimary
Thoracic Surgery (Cardiothoracic Vascular Surgery) Physician 208G00000X A33877 CA
Thoracic Surgery (Cardiothoracic Vascular Surgery) Physician 208G00000X 100090 GA
Thoracic Surgery (Cardiothoracic Vascular Surgery) Physician 208G00000X 036167750 IL
Thoracic Surgery (Cardiothoracic Vascular Surgery) Physician 208G00000X 21627 ND Primary

Addresses

Primary practice location

5225 23Rd Ave S
Fargo, ND 58104-7927

Mailing address

PO Box 5074
Sioux Falls, SD 57117-5074
Phone (605) 328-9419

Other practice location 1

305 W Jackson St Ste 206
Carbondale, IL 62901-1474
Phone (618) 457-3006

Other practice location 2

1400 E Boulder St Ste 700
Colorado Springs, CO 80909-5533
Phone (719) 364-3278

Other practice location 3

747 N Rutledge St Fl 4
Springfield, IL 62702-6700
Phone (217) 545-8000

Other identifiers 1

IdentifierTypeStateIssuer
00A338770MedicaidCA

Electronic endpoints 1

TypeEndpointUseAffiliation
Direct Messaging Address astein77867@sih.direct-ci.com

Medicare participation

Medicare enrollment files
Medicare fee-for-service enrollment
Enrolled in AR, FL, CO, WA, NE, MI, MN, IL, ND, GA, WI11 enrollments
Eligible to order & refer
  • Part B services: Yes
  • Medical equipment: Yes
  • Home health: Yes
  • Power mobility devices: Yes
  • Hospice: Yes
Green means eligible to order or refer.

Enrollment records 11

Enrollment IDStateProvider typePAC IDDetails
I20211022001361 AR Practitioner - Thoracic SurgeryPractitioner - Cardiac Surgery 5698667582 Reassigns benefits to 2 organizations
I20211230000953 FL Practitioner - Thoracic SurgeryPractitioner - Cardiac Surgery 5698667582 Reassigns benefits to 1 organization
I20230427001002 CO Practitioner - Thoracic Surgery 5698667582 Reassigns benefits to 1 organization
I20230829002338 WA Practitioner - Thoracic Surgery 5698667582 Reassigns benefits to 1 organization
I20230919000122 NE Practitioner - Thoracic Surgery 5698667582 Reassigns benefits to 2 organizations
I20230919000256 MI Practitioner - Thoracic Surgery 5698667582 Reassigns benefits to 3 organizations
I20240201002866 MN Practitioner - Thoracic Surgery 5698667582 Reassigns benefits to 1 organization
I20240814002313 IL Practitioner - Cardiac Surgery 5698667582 Reassigns benefits to 2 organizations
I20250226001922 ND Practitioner - Thoracic Surgery 5698667582 Reassigns benefits to 2 organizations
I20250401002818 GA Practitioner - Cardiac Surgery 5698667582 Reassigns benefits to 1 organization
I20260410001814 WI Practitioner - Thoracic Surgery 5698667582 Reassigns benefits to 2 organizations

Care Compare profile

Medicare Care Compare
Specialty
Thoracic Surgery
Education
Other, 1973
Medicare assignment
May accept Medicare assignment

Practice addresses (Care Compare)

1000 Mineral Point Ave
Janesville, WI 53548-2940

400 W River Woods Pkwy
Glendale, WI 53212-1060

7259 S Bingham Junction Blvd
Midvale, UT 84047-4860

National Provider Directory

National Provider Directory
Medicare enrollment (NPD)
Enrolled
Credentials
Doctor of Medicine

State licenses

LicenseStateTypeSpecialty
A33877CAMDThoracic Surgery (Cardiothoracic Vascular Surgery) Physician
100090GAMDThoracic Surgery (Cardiothoracic Vascular Surgery) Physician
036167750ILMDThoracic Surgery (Cardiothoracic Vascular Surgery) Physician
21627NDMDThoracic Surgery (Cardiothoracic Vascular Surgery) Physician

Practice roles

OrganizationSpecialtyStatusNew patients
The Duluth Clinic, LTD. CurrentSince Jan 18, 2024 Accepting new patients
Henry Ford Health Providence Hospital CurrentSince Jul 26, 2024 Accepting new patients
Southern Illinois Medical Services, NFP CurrentSince Aug 19, 2024 Accepting new patients
St Marys Medical Center CurrentSince Oct 1, 2024 Accepting new patients
Mercy Health Northwest Arkansas Communities CurrentSince Apr 1, 2022 Accepting new patients
Siu Physicians & Surgeons, Inc CurrentSince Dec 10, 2024 Accepting new patients
Mercy Clinic Fort Smith Communities CurrentSince Oct 13, 2021 Accepting new patients
Mymichigan Medical Center Midland CurrentSince Oct 7, 2023 Accepting new patients
Lakeland Hospitals at Niles and St Joseph, Inc CurrentSince Jun 26, 2024 Accepting new patients
Franciscan Medical Group Current Accepting new patients
Pismo Wellness Inc., a Professional Medical Corporation CurrentSince Dec 8, 2022 Accepting new patients
Alegent Creighton Clinic CurrentSince Nov 15, 2023 Accepting new patients
Mercy Clinic Fort Smith Communities CurrentSince Oct 13, 2021 Accepting new patients
Mercy Health Northwest Arkansas Communities CurrentSince Apr 1, 2022 Accepting new patients
The Duluth Clinic LTD CurrentSince Jan 18, 2024 Accepting new patients
CHI Health Clinic Specialty, LLC CurrentSince Nov 1, 2023 Accepting new patients
Port Charlotte Hma Physician Management LLC CurrentSince Sep 23, 2021 Accepting new patients
Henry Ford Health Providence Hospital CurrentSince Jul 26, 2024 Accepting new patients
St. Mary'S Medical Center CurrentSince Oct 1, 2024 Accepting new patients
Siu Physicians & Surgeons, Inc CurrentSince Dec 10, 2024 Accepting new patients
Sanford Medical Center Fargo CurrentSince Feb 20, 2025 Accepting new patients
Poudre Valley Medical Group, LLC Thoracic Surgery (Cardiothoracic Vascular Surgery) CurrentSince Jun 19, 2023 Accepting new patients
Port Charlotte Hma Physician Management LLC CurrentSince Sep 23, 2021 Accepting new patients
Franciscan Medical Group CurrentSince Jul 25, 2023 Accepting new patients
Franciscan Medical Group CurrentSince Jul 25, 2023 Accepting new patients
Sanford Medical Center Fargo Current Accepting new patients
Poudre Valley Medical Group, LLC Thoracic Surgery (Cardiothoracic Vascular Surgery) CurrentSince Jun 19, 2023 Accepting new patients
The Duluth Clinic LTD Current Accepting new patients
Sanford Bismarck CurrentSince May 29, 2025 Accepting new patients
Lakeland Hospitals at Niles and St Joseph, Inc CurrentSince Jun 26, 2024 Accepting new patients
The Emory Clinic Inc CurrentSince Mar 11, 2025 Accepting new patients
Mymichigan Medical Center Midland CurrentSince Oct 7, 2023 Accepting new patients
Sanford Medical Center Fargo CurrentSince Feb 20, 2025 Accepting new patients
Mercy Health Northwest Arkansas Communities Current Accepting new patients
Sanford Bismarck CurrentSince May 29, 2025 Accepting new patients
St. Mary'S Hospital of Superior Past Accepting new patients
Providence Health System - Southern California Past Accepting new patients
Torrance Memorial Medical Center Past Accepting new patients
Providence Health System Southern California Past Accepting new patients
Saint Joseph Hospital-Chicago Past Accepting new patients
Southern Illinois Medical Services, NFP PastSince Aug 19, 2024 Accepting new patients
St Edward Mercy Medical Center Past Accepting new patients
Franciscan Medical Group Past Accepting new patients
Long Beach Memorial Medical Past Accepting new patients
Adventhealth Port Charlotte Inc Past Accepting new patients
Orange County Global Medical Center, Inc Past Accepting new patients
Dignity Health Past Accepting new patients

Locations (25 of 35)

3101 SE 14th St
Bentonville, AR 72712
Phone (479) 631-2100

7303 Rogers Ave
Ste 302
Fort Smith, AR 72903
Phone (479) 452-1188

7001 Rogers Ave
Ste 200
Fort Smith, AR 72903
Phone (479) 314-4620

2708 S Rife Medical Ln
Ste 210
Rogers, AR 72758
Phone (479) 338-3888

4404 Barranca Ln
Castle Rock, CO 80104
Phone (720) 733-5260

1400 E Boulder St
Ste 700
Colorado Springs, CO 80909
Phone (719) 365-7172

2695 Rocky Mountain Ave
Ste 150
Loveland, CO 80538
Phone (970) 624-2412

1641 Tamiami Trl
Ste 2
Pt Charlotte, FL 33948
Phone (941) 255-3499

1365 Clifton Rd NE
Atlanta, GA 30322
Phone (404) 778-7525

2201 Henderson Mill Rd NE
Ste 160
Atlanta, GA 30345
Phone (404) 251-2193

2601 W Main St
Carbondale, IL 62901
Phone (618) 351-7300

305 W Jackson St
Ste 206
Carbondale, IL 62901
Phone (618) 457-3006

2771 Solution Ctr
Chicago, IL 60677

751 N Rutledge St
Springfield, IL 62702
Phone (217) 545-0182

747 N Rutledge St
Fl 4
Springfield, IL 62702

747 N Rutledge St
Springfield, IL 62702
Phone (217) 545-6112

4500 N Campus Ridge Dr
Midland, MI 48640
Phone (989) 837-9250

2660 W Sugnet Rd
Midland, MI 48640
Phone (989) 488-5010

4000 Wellness Dr
Midland, MI 48670
Phone (844) 832-1956

1234 Napier Ave
Saint Joseph, MI 49085
Phone (269) 982-4941

2500 Niles Rd
Ste 1
Saint Joseph, MI 49085
Phone (269) 429-5000

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

28000 Dequindre Rd
Warren, MI 48092
Phone (586) 743-0944

402 E 2nd St
Duluth, MN 55805
Phone (218) 786-3443

400 E 3rd St
Duluth, MN 55805
Phone (218) 722-8364

Networks

  • BSC 65 PLUS INDIVIDUAL MAPD

Organizations & group practices 49

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 49

NPI Registry JSON

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

{
    "created_epoch": "1146787200000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1748390400000",
    "number": "1861440430",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "PO BOX 5074",
            "city": "SIOUX FALLS",
            "state": "SD",
            "postal_code": "571175074",
            "telephone_number": "605-328-9419"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "5225 23RD AVE S",
            "city": "FARGO",
            "state": "ND",
            "postal_code": "581047927",
            "telephone_number": "701-417-2575",
            "fax_number": "310-427-6763"
        }
    ],
    "practiceLocations": [
        {
            "address_1": "305 W Jackson St Ste 206",
            "address_purpose": "LOCATION",
            "city": "Carbondale",
            "state": "IL",
            "postal_code": "629011474",
            "country_code": "US",
            "telephone_number": "618-457-3006",
            "fax_number": "618-457-3007",
            "country_name": "United States",
            "address_type": "DOM"
        },
        {
            "address_1": "1400 E Boulder St Ste 700",
            "address_purpose": "LOCATION",
            "city": "Colorado Springs",
            "state": "CO",
            "postal_code": "809095533",
            "country_code": "US",
            "telephone_number": "719-364-3278",
            "fax_number": "719-365-7668",
            "country_name": "United States",
            "address_type": "DOM"
        },
        {
            "address_1": "747 N Rutledge St Fl 4",
            "address_purpose": "LOCATION",
            "city": "Springfield",
            "state": "IL",
            "postal_code": "627026700",
            "country_code": "US",
            "telephone_number": "217-545-8000",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "basic": {
        "last_name": "STEIN",
        "first_name": "ALEXANDER",
        "middle_name": "GEOFFREY",
        "name_prefix": "Dr.",
        "credential": "MD",
        "sole_proprietor": "NO",
        "sex": "M",
        "enumeration_date": "2006-05-05",
        "last_updated": "2025-05-28",
        "certification_date": "2025-05-28",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "208G00000X",
            "taxonomy_group": "",
            "desc": "Thoracic Surgery (Cardiothoracic Vascular Surgery)",
            "state": "CA",
            "license": "A33877",
            "primary": false
        },
        {
            "code": "208G00000X",
            "taxonomy_group": "",
            "desc": "Thoracic Surgery (Cardiothoracic Vascular Surgery)",
            "state": "GA",
            "license": "100090",
            "primary": false
        },
        {
            "code": "208G00000X",
            "taxonomy_group": "",
            "desc": "Thoracic Surgery (Cardiothoracic Vascular Surgery)",
            "state": "IL",
            "license": "036167750",
            "primary": false
        },
        {
            "code": "208G00000X",
            "taxonomy_group": "",
            "desc": "Thoracic Surgery (Cardiothoracic Vascular Surgery)",
            "state": "ND",
            "license": "21627",
            "primary": true
        }
    ],
    "identifiers": [
        {
            "code": "05",
            "desc": "MEDICAID",
            "issuer": null,
            "identifier": "00A338770",
            "state": "CA"
        }
    ],
    "endpoints": [
        {
            "endpointType": "DIRECT",
            "endpointTypeDescription": "Direct Messaging Address",
            "endpoint": "astein77867@sih.direct-ci.com",
            "affiliation": "N",
            "address_1": "305 W Jackson St Ste 206",
            "city": "Carbondale",
            "state": "IL",
            "country_code": "US",
            "postal_code": "629011474",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "other_names": []
}

Other providers in Fargo, ND

Sources for this page

Verify at the official NPI Registry.