Active NPI
Arianna Griffin-Glasser, DNP, CNM
- Advanced Practice Midwife
- Portland, OR
On this page
Key facts
NPPES NPI Registry- Primary specialty
- Advanced Practice Midwife
- License
- 10048838
- Practice address
- 325 N Buffalo St
Portland, OR 97217-1507 - Phone
- (907) 854-6380
- NPI assigned
- Nov 5, 2024
- Last updated
- Sep 16, 2025
- 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 |
|---|---|---|---|---|
| Advanced Practice Midwife | 367A00000X | 10048838 | OR | Primary |
| Student in an Organized Health Care Education/Training Program | 390200000X | NU | ||
| Maternal Newborn Registered Nurse | 163WM0102X | 202008680RN | OR | |
| Midwife | 176B00000X | 10048838 | OR |
Addresses
Primary practice location
325 N Buffalo St
Portland, OR 97217-1507
Mailing address
325 N Buffalo St
Portland, OR 97217-1507
Phone (907) 854-6380
Other practice location 1
2800 N Vancouver Ave
Portland, OR 97227-1630
Phone (503) 413-4500
Medicare participation
Medicare enrollment files- Medicare fee-for-service enrollment
- Enrolled in OR
- Eligible to order & refer
- Part B services: Yes
- Medical equipment: Yes
- Home health: No
- Power mobility devices: No
- Hospice: No
Enrollment records 1
Care Compare profile
Medicare Care Compare- Specialty
- Certified Nurse Midwife (CNM)
- Education
- Other, 2025
- Medicare assignment
- May accept Medicare assignment
Practice addresses (Care Compare)
1919 NW Lovejoy St
Portland, OR 97209-1503
2850 NW 31St Ave
Portland, OR 97210-1720
National Provider Directory
National Provider Directory- Medicare enrollment (NPD)
- Enrolled
- Credentials
- Certified Nurse Midwife
State licenses
| License | State | Type | Specialty |
|---|---|---|---|
| 202008680RN | OR | MD | Maternal Newborn Registered Nurse |
| 10048838 | OR | MD | Advanced Practice Midwife |
Practice roles
| Organization | Specialty | Status | New patients |
|---|---|---|---|
| Legacy Clinics LLC | Midwife | Current | Accepting new patients |
Locations
1130 NW 22nd Ave
Ste 220
Portland, OR 97210
Phone (503) 413-4134
2800 N Vancouver Ave
Portland, OR 97227
Phone (503) 413-4340
Organizations & group practices 1
Organizations this provider is connected to: Medicare benefit reassignments (the organization bills Medicare for this provider’s services), Care Compare group memberships, National Provider Directory roles and organizations whose NPPES authorized official is this provider.
NPI Registry JSON
The complete NPPES record for this NPI in the NPI Registry API format.
{
"created_epoch": "1730764800000",
"enumeration_type": "NPI-1",
"last_updated_epoch": "1757980800000",
"number": "1699598896",
"addresses": [
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "MAILING",
"address_type": "DOM",
"address_1": "325 N BUFFALO ST",
"city": "PORTLAND",
"state": "OR",
"postal_code": "972171507",
"telephone_number": "907-854-6380"
},
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "LOCATION",
"address_type": "DOM",
"address_1": "325 N BUFFALO ST",
"city": "PORTLAND",
"state": "OR",
"postal_code": "972171507",
"telephone_number": "907-854-6380"
}
],
"practiceLocations": [
{
"address_1": "2800 N Vancouver Ave",
"address_purpose": "LOCATION",
"city": "Portland",
"state": "OR",
"postal_code": "972271630",
"country_code": "US",
"telephone_number": "503-413-4500",
"country_name": "United States",
"address_type": "DOM"
}
],
"basic": {
"last_name": "GRIFFIN-GLASSER",
"first_name": "ARIANNA",
"credential": "DNP, CNM",
"sole_proprietor": "NO",
"sex": "F",
"enumeration_date": "2024-11-05",
"last_updated": "2025-09-16",
"certification_date": "2025-09-16",
"status": "A"
},
"taxonomies": [
{
"code": "367A00000X",
"taxonomy_group": "",
"desc": "Advanced Practice Midwife",
"state": "OR",
"license": "10048838",
"primary": true
},
{
"code": "390200000X",
"taxonomy_group": "",
"desc": "Student in an Organized Health Care Education/Training Program",
"state": "NU",
"license": null,
"primary": false
},
{
"code": "163WM0102X",
"taxonomy_group": "",
"desc": "Registered Nurse, Maternal Newborn",
"state": "OR",
"license": "202008680RN",
"primary": false
},
{
"code": "176B00000X",
"taxonomy_group": "",
"desc": "Midwife",
"state": "OR",
"license": "10048838",
"primary": false
}
],
"identifiers": [],
"endpoints": [],
"other_names": []
}
Other providers in Portland, OR
Sources for this page
- NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Sep 16, 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.