Active NPI
Stephanie Janine Melquist, MD, MPH
- Gastroenterology Physician
- Fargo, ND
On this page
Key facts
NPPES NPI Registry- Primary specialty
- Gastroenterology Physician
- License
- 16786
- Practice address
- 5225 23Rd Ave S
Fargo, ND 58104-7927 - Phone
- (701) 417-2575
- NPI assigned
- Apr 19, 2017
- Sex
- Female
- Sole proprietor
- No
NPPES NPI Registry
Registry information is reported by the provider to CMS and is not verified. About this source
Specialties & licenses 5
| Specialty (taxonomy) | Code | License | State | Primary |
|---|---|---|---|---|
| Gastroenterology Physician | 207RG0100X | 94-11088 | KS | |
| Internal Medicine Physician | 207R00000X | 16786 | ND | |
| Gastroenterology Physician | 207RG0100X | 4301514155 | MI | |
| Gastroenterology Physician | 207RG0100X | 16786 | ND | Primary |
| Internal Medicine Physician | 207R00000X | RL15185 | ND |
Addresses
Primary practice location
5225 23Rd Ave S
Fargo, ND 58104-7927
Mailing address
PO Box 5074
Sioux Falls, SD 57117-5074
Other practice location 1
1500 E Medical Center Dr
Ann Arbor, MI 48109-5000
Phone (734) 936-4000
Other practice location 2
1010 N Kansas St
Wichita, KS 67214-3124
Phone (316) 293-2699
Other practice location 3
801 Broadway N
Fargo, ND 58102-3641
Phone (701) 234-2000
Other names 1
- Stephanie Johnson
Medicare participation
Medicare enrollment files- Medicare fee-for-service enrollment
- Enrolled in ND, MI
- Eligible to order & refer
- Part B services: Yes
- Medical equipment: Yes
- Home health: Yes
- Power mobility devices: Yes
- Hospice: Yes
Enrollment records 2
| Enrollment ID | State | Provider type | PAC ID | Details |
|---|---|---|---|---|
| I20210216002312 | ND | Practitioner - Hospitalist | 3779855630 | Reassigns benefits to 1 organization |
| I20250821003874 | MI | Practitioner - Gastroenterology | 3779855630 | Reassigns benefits to 1 organization |
Care Compare profile
Medicare Care Compare- Specialty
- Gastroenterology
- Education
- Other, 2016
- Medicare assignment
- Accepts the Medicare-approved amount as payment in full
- Group practices
- Regents of the University of Michigan
Practice addresses (Care Compare)
1500 E Medical Ctr Dr
Ann Arbor, MI 48109-5000
Phone (734) 936-4000
Hospital & facility affiliations
- University of Michigan Health System
Procedures performed for Medicare patients
| Procedure | Number of procedures |
|---|---|
| Colonoscopy | 20 |
| Upper gastrointestinal (GI) endoscopy for acid reflux | 24 |
National Provider Directory
National Provider Directory- Medicare enrollment (NPD)
- Enrolled
- Credentials
- Doctor of Medicine
State licenses
| License | State | Type | Specialty |
|---|---|---|---|
| 16786 | ND | MD | Internal Medicine Physician |
| RL15185 | ND | MD | Internal Medicine Physician |
| 94-11088 | KS | MD | Gastroenterology Physician |
Practice roles
| Organization | Specialty | Status | New patients |
|---|---|---|---|
| Regents of the University of Michigan | Internal Medicine | Current | Accepting new patients |
| Sanford Medical Center Fargo | Internal Medicine | Current | Accepting new patients |
| Regents of the University of Michigan | Current | Accepting new patients | |
| Sanford Medical Center Fargo | Current | Accepting new patients | |
| Regents of the University of Michigan | Internal Medicine | Current | Accepting new patients |
Locations
1500 E Medical Center Dr
#D
Ann Arbor, MI 48109
Phone (734) 936-5823
1500 E Medical Center Dr
Ann Arbor, MI 48109
Phone (734) 936-4280
3621 S State St
Ann Arbor, MI 48108
Phone (734) 647-5229
3621 S State St
Spc 5368
Ann Arbor, MI 48108
801 Broadway N
Fargo, ND 58102
Phone (701) 234-5121
5225 23rd Ave S
Fargo, ND 58104
Phone (701) 234-5933
2400 32nd Ave S
Fargo, ND 58103
Phone (701) 234-8800
1220 Sheyenne St
West Fargo, ND 58078
Phone (701) 234-4445
Interoperability endpoints
- stephanie.melquist@hca1.eclinicaldirectplus.com
Organizations & group practices 5
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.
-
- Family Medicine Physician
- West Fargo, ND
- NPI 1184917924
Internal Medicine, ND
-
- Internal Medicine Physician
- Ann Arbor, MI
- NPI 1205868353
Internal Medicine, MI
-
- General Acute Care Hospital
- Fargo, ND
- NPI 1528009412
-
- Gastroenterology Physician
- Ann Arbor, MI
- NPI 1801827639
Internal Medicine
-
- Specialty Pharmacy
- Dexter, MI
- NPI 1952181919
Hospital & facility affiliations 1
Hospitals and other facilities this clinician is affiliated with according to Medicare Care Compare.
-
- General Acute Care Hospital
- Ann Arbor, MI
- NPI 1003878539
Hospital
NPI Registry JSON
The complete NPPES record for this NPI in the NPI Registry API format.
{
"created_epoch": "1492560000000",
"enumeration_type": "NPI-1",
"last_updated_epoch": "1785196800000",
"number": "1780118331",
"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"
},
{
"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"
}
],
"practiceLocations": [
{
"address_1": "1500 E Medical Center Dr",
"address_purpose": "LOCATION",
"city": "Ann Arbor",
"state": "MI",
"postal_code": "481095000",
"country_code": "US",
"telephone_number": "734-936-4000",
"country_name": "United States",
"address_type": "DOM"
},
{
"address_1": "1010 N Kansas St",
"address_purpose": "LOCATION",
"city": "Wichita",
"state": "KS",
"postal_code": "672143124",
"country_code": "US",
"telephone_number": "316-293-2699",
"country_name": "United States",
"address_type": "DOM"
},
{
"address_1": "801 Broadway N",
"address_purpose": "LOCATION",
"city": "Fargo",
"state": "ND",
"postal_code": "581023641",
"country_code": "US",
"telephone_number": "701-234-2000",
"country_name": "United States",
"address_type": "DOM"
}
],
"basic": {
"last_name": "MELQUIST",
"first_name": "STEPHANIE",
"middle_name": "JANINE",
"name_prefix": "Dr.",
"credential": "MD, MPH",
"sole_proprietor": "NO",
"sex": "F",
"enumeration_date": "2017-04-19",
"last_updated": "2026-07-28",
"certification_date": "2026-07-28",
"status": "A"
},
"taxonomies": [
{
"code": "207RG0100X",
"taxonomy_group": "",
"desc": "Internal Medicine, Gastroenterology",
"state": "KS",
"license": "94-11088",
"primary": false
},
{
"code": "207R00000X",
"taxonomy_group": "",
"desc": "Internal Medicine",
"state": "ND",
"license": "16786",
"primary": false
},
{
"code": "207RG0100X",
"taxonomy_group": "",
"desc": "Internal Medicine, Gastroenterology",
"state": "MI",
"license": "4301514155",
"primary": false
},
{
"code": "207RG0100X",
"taxonomy_group": "",
"desc": "Internal Medicine, Gastroenterology",
"state": "ND",
"license": "16786",
"primary": true
},
{
"code": "207R00000X",
"taxonomy_group": "",
"desc": "Internal Medicine",
"state": "ND",
"license": "RL15185",
"primary": false
}
],
"identifiers": [],
"endpoints": [],
"other_names": [
{
"first_name": "STEPHANIE",
"last_name": "JOHNSON",
"code": "1",
"type": "Former Name"
}
]
}
Other providers in Fargo, ND
Sources for this page
- NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Jul 28, 2026; self-reported and not verified by CMS. Specialty names from the NUCC taxonomy.
- Medicare enrollment (CMS PECOS): enrollments, PAC IDs and benefit reassignments; Order and Referring.
- 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.