Active NPI
Hyun Ji, MD
- Internal Medicine Physician
- Rochester, MN
On this page
Key facts
NPPES NPI Registry- Primary specialty
- Internal Medicine Physician
- License
- 65867
- Practice address
- 200 1St St SW
Rochester, MN 55905 - Phone
- (507) 284-2511
- NPI assigned
- Mar 25, 2018
- 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 4
| Specialty (taxonomy) | Code | License | State | Primary |
|---|---|---|---|---|
| Internal Medicine Physician | 207R00000X | 29582 | MN | |
| Internal Medicine Physician | 207R00000X | D0103939 | MD | |
| Gastroenterology Physician | 207RG0100X | D0103939 | MD | |
| Internal Medicine Physician | 207R00000X | 65867 | MN | Primary |
Addresses
Primary practice location
200 1St St SW
Rochester, MN 55905
Mailing address
200 1St St SW
Rochester, MN 55905-0001
Phone (507) 284-2511
Other practice location 1
700 Geipe Rd Ste 220
Catonsville, MD 21228-4577
Phone (410) 753-2255
Other practice location 2
100 West Rd Ste 115
Towson, MD 21204-2358
Phone (410) 494-0144
Other practice location 3
22 S Greene St
Baltimore, MD 21201-1544
Phone (410) 328-5780
Other practice location 4
515 S Tollgate Rd Ste 100
Bel Air, MD 21014-5251
Phone (443) 643-3050
Other practice location 5
419 W Redwood St Ste 600
Baltimore, MD 21201-7000
Phone (667) 214-1422
Other practice location 6
7625 Maple Lawn Blvd Ste 110
Fulton, MD 20759-2565
Phone (301) 490-5025
Other practice location 7
827 Linden Ave
Baltimore, MD 21201-4606
Phone (410) 328-8730
Medicare participation
Medicare enrollment files- Medicare fee-for-service enrollment
- Enrolled in MD
- Eligible to order & refer
- Part B services: Yes
- Medical equipment: Yes
- Home health: Yes
- Power mobility devices: Yes
- Hospice: Yes
Enrollment records 1
Care Compare profile
Medicare Care Compare- Specialty
- Gastroenterology
- Education
- Virginia Commonwealth University, School of Medicine, 2018
- Medicare assignment
- Accepts the Medicare-approved amount as payment in full
- Telehealth
- Offers telehealth services
- Group practices
Practice addresses (Care Compare)
22 S Green St
Baltimore, MD 21201-1544
Phone (410) 328-8040
Hospital & facility affiliations
- University of Maryland Medical Center
- Umd Upper Chesapeake Medical Center
- University of MD Shore Medical Center at Easton
- University of MD Medical Center Midtown Campus
- University of MD Charles Regional Medical Center
Procedures performed for Medicare patients
| Procedure | Number of procedures |
|---|---|
| Colonoscopy | 29 |
| Upper gastrointestinal (GI) endoscopy for acid reflux | 155 |
National Provider Directory
National Provider Directory- Medicare enrollment (NPD)
- Enrolled
- Credentials
- Doctor of Medicine
State licenses
| License | State | Type | Specialty |
|---|---|---|---|
| 65867 | MN | MD | Internal Medicine Physician |
Practice roles
| Organization | Specialty | Status | New patients |
|---|---|---|---|
| University of Maryland Physicians P.a. | Current | Accepting new patients | |
| University of Maryland Physicians P.a. | Gastroenterology | Current | Accepting new patients |
| University of Maryland Physicians PA | Gastroenterology | Current | Accepting new patients |
Locations
827 Linden Ave
Baltimore, MD 21201
Phone (410) 225-8100
419 W Redwood St
Ste 600
Baltimore, MD 21201
Phone (410) 328-5196
22 S Greene St
Baltimore, MD 21201
Phone (410) 328-5793
515 S Tollgate Rd
Ste 100
Bel Air, MD 21014
Phone (443) 643-3050
700 Geipe Rd
Ste 220
Catonsville, MD 21228
Phone (410) 242-3636
7625 Maple Lawn Blvd
Ste 110
Fulton, MD 20759
Phone (301) 490-5025
100 West Rd
Ste 115
Towson, MD 21204
Phone (410) 494-0144
Interoperability endpoints
- hji1286371@direct.umm.edu
Organizations & group practices 3
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.
-
- Cardiovascular Disease Physician
- Baltimore, MD
- NPI 1689623175
-
- Gastroenterology Physician
- Largo, MD
- NPI 1619860194
-
- Gastroenterology Physician
- Baltimore, MD
- NPI 1548210156
Hospital & facility affiliations 8
Hospitals and other facilities this clinician is affiliated with according to Medicare Care Compare.
-
- Rural Acute Care Hospital
- La Plata, MD
- NPI 1992701825
-
- General Acute Care Hospital
- Baltimore, MD
- NPI 1669565180
-
- General Acute Care Hospital
- Cambridge, MD
- NPI 1194784751
-
- General Acute Care Hospital
- Easton, MD
- NPI 1669431219
-
- General Acute Care Hospital
- Baltimore, MD
- NPI 1174660120
-
- General Acute Care Hospital
- Bel Air, MD
- NPI 1598761355
NPI Registry JSON
The complete NPPES record for this NPI in the NPI Registry API format.
{
"created_epoch": "1521936000000",
"enumeration_type": "NPI-1",
"last_updated_epoch": "1756339200000",
"number": "1689179509",
"addresses": [
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "MAILING",
"address_type": "DOM",
"address_1": "200 1ST ST SW",
"city": "ROCHESTER",
"state": "MN",
"postal_code": "559050001",
"telephone_number": "507-284-2511"
},
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "LOCATION",
"address_type": "DOM",
"address_1": "200 1ST ST SW",
"city": "ROCHESTER",
"state": "MN",
"postal_code": "55905",
"telephone_number": "507-284-2511"
}
],
"practiceLocations": [
{
"address_1": "700 Geipe Rd Ste 220",
"address_purpose": "LOCATION",
"city": "Catonsville",
"state": "MD",
"postal_code": "212284577",
"country_code": "US",
"telephone_number": "410-753-2255",
"fax_number": "410-242-4404",
"country_name": "United States",
"address_type": "DOM"
},
{
"address_1": "100 West Rd Ste 115",
"address_purpose": "LOCATION",
"city": "Towson",
"state": "MD",
"postal_code": "212042358",
"country_code": "US",
"telephone_number": "410-494-0144",
"fax_number": "410-494-0147",
"country_name": "United States",
"address_type": "DOM"
},
{
"address_1": "22 S Greene St",
"address_purpose": "LOCATION",
"city": "Baltimore",
"state": "MD",
"postal_code": "212011544",
"country_code": "US",
"telephone_number": "410-328-5780",
"fax_number": "410-328-8315",
"country_name": "United States",
"address_type": "DOM"
},
{
"address_1": "515 S Tollgate Rd Ste 100",
"address_purpose": "LOCATION",
"city": "Bel Air",
"state": "MD",
"postal_code": "210145251",
"country_code": "US",
"telephone_number": "443-643-3050",
"fax_number": "443-643-1692",
"country_name": "United States",
"address_type": "DOM"
},
{
"address_1": "419 W Redwood St Ste 600",
"address_purpose": "LOCATION",
"city": "Baltimore",
"state": "MD",
"postal_code": "212017000",
"country_code": "US",
"telephone_number": "667-214-1422",
"fax_number": "410-328-8326",
"country_name": "United States",
"address_type": "DOM"
},
{
"address_1": "7625 Maple Lawn Blvd Ste 110",
"address_purpose": "LOCATION",
"city": "Fulton",
"state": "MD",
"postal_code": "207592565",
"country_code": "US",
"telephone_number": "301-490-5025",
"fax_number": "301-490-5260",
"country_name": "United States",
"address_type": "DOM"
},
{
"address_1": "827 Linden Ave",
"address_purpose": "LOCATION",
"city": "Baltimore",
"state": "MD",
"postal_code": "212014606",
"country_code": "US",
"telephone_number": "410-328-8730",
"fax_number": "410-328-8315",
"country_name": "United States",
"address_type": "DOM"
}
],
"basic": {
"last_name": "JI",
"first_name": "HYUN",
"credential": "MD",
"sole_proprietor": "NO",
"sex": "F",
"enumeration_date": "2018-03-25",
"last_updated": "2025-08-28",
"certification_date": "2025-08-28",
"status": "A"
},
"taxonomies": [
{
"code": "207R00000X",
"taxonomy_group": "",
"desc": "Internal Medicine",
"state": "MN",
"license": "29582",
"primary": false
},
{
"code": "207R00000X",
"taxonomy_group": "",
"desc": "Internal Medicine",
"state": "MD",
"license": "D0103939",
"primary": false
},
{
"code": "207RG0100X",
"taxonomy_group": "",
"desc": "Internal Medicine, Gastroenterology",
"state": "MD",
"license": "D0103939",
"primary": false
},
{
"code": "207R00000X",
"taxonomy_group": "",
"desc": "Internal Medicine",
"state": "MN",
"license": "65867",
"primary": true
}
],
"identifiers": [],
"endpoints": [],
"other_names": []
}
Other providers in Rochester, MN
Sources for this page
- NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Aug 28, 2025; 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.