Active NPI
Leah Rebecca Posthuma, MD
- Urogynecology and Reconstructive Pelvic Surgery (Obstetrics & Gynecology) Physician
- Portland, OR
On this page
Key facts
NPPES NPI Registry- Primary specialty
- Urogynecology and Reconstructive Pelvic Surgery (Obstetrics & Gynecology) Physician
- License
- MD172111
- Practice address
- 5050 NE Hoyt St Ste 353
Portland, OR 97213-2983 - Phone
- (503) 297-4123
- Fax
- (503) 297-0344
- NPI assigned
- Aug 12, 2007
- 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 2
| Specialty (taxonomy) | Code | License | State | Primary |
|---|---|---|---|---|
| Gynecology Physician | 207VG0400X | MD60636131 | WA | |
| Urogynecology and Reconstructive Pelvic Surgery (Obstetrics & Gynecology) Physician | 207VF0040X | MD172111 | OR | Primary |
Addresses
Primary practice location
5050 NE Hoyt St Ste 353
Portland, OR 97213-2983
Mailing address
541 NE 20TH Ave Ste 225
Portland, OR 97232-2895
Phone (503) 963-2801
Other practice location 1
9155 SW Barnes Rd Ste 735
Portland, OR 97225-6634
Phone (503) 297-4123
Other identifiers 2
| Identifier | Type | State | Issuer |
|---|---|---|---|
| 2044364 | Medicaid | WA | |
| 500685340 | Medicaid | OR |
Electronic endpoints 1
| Type | Endpoint | Use | Affiliation |
|---|---|---|---|
| Direct Messaging Address | cc_otoc_urogynecology_front_desk_pool12223219@oc.providencedirect.org | The Oregon Clinic PC |
Medicare participation
Medicare enrollment files- Medicare fee-for-service enrollment
- Enrolled in OR, WA
- Eligible to order & refer
- Part B services: Yes
- Medical equipment: Yes
- Home health: Yes
- Power mobility devices: Yes
- Hospice: Yes
- Opted out of Medicare
- Yes, effective May 29, 2026 through May 29, 2028
Enrollment records 2
Care Compare profile
Medicare Care Compare- Specialty
- Obstetrics/Gynecology
- Education
- Saint Louis University School of Medicine, 2007
- Medicare assignment
- May accept Medicare assignment
Practice addresses (Care Compare)
9155 SW Barnes Rd
Suite 735
Portland, OR 97225-6634
Hospital & facility affiliations
Procedures performed for Medicare patients
| Procedure | Number of procedures |
|---|---|
| Removal of the uterus | 11 |
National Provider Directory
National Provider Directory- Medicare enrollment (NPD)
- Enrolled
- Credentials
- Doctor of Medicine
State licenses
| License | State | Type | Specialty |
|---|---|---|---|
| MD60636131 | WA | MD | Gynecology Physician |
Practice roles
| Organization | Specialty | Status | New patients |
|---|---|---|---|
| Providence Health & Services - Oregon | Current | Accepting new patients | |
| Providence Health & Services - Oregon | Obstetrics & Gynecology | Current | Accepting new patients |
| The Oregon Clinic PC | Obstetrics & Gynecology | Current | Accepting new patients |
| Providence Health & Services - Oregon | Obstetrics & Gynecology | Current | Accepting new patients |
| Providence Health & Services Oregon | Current | Accepting new patients | |
| The Uti Clinic | Gynecology | Current | Accepting new patients |
Locations
4805 NE Glisan St
Portland, OR 97213
Phone (503) 215-1111
541 NE 20th Ave
Ste 225
Portland, OR 97232
Phone (503) 963-2801
9205 SW Barnes Rd
Portland, OR 97225
Phone (503) 216-1234
5050 NE Hoyt St
Ste 655
Portland, OR 97213
Phone (503) 239-6673
9155 SW Barnes Rd
Ste 634
Portland, OR 97225
Phone (503) 216-6662
5050 NE Hoyt St
Ste 353
Portland, OR 97213
Phone (503) 230-2833
847 NE 19th Ave
Ste 300
Portland, OR 97232
9155 SW Barnes Rd
Ste 735
Portland, OR 97225
Phone (503) 297-4123
315 SE Stonemill Dr
Ste 102
Vancouver, WA 98684
Phone (360) 816-2700
Organizations & group practices 7
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.
-
- General Acute Care Hospital
- Portland, OR
- NPI 1003991845
Obstetrics & Gynecology
-
- General Acute Care Hospital
- Portland, OR
- NPI 1114015971
Obstetrics & Gynecology
-
- Gynecology Physician
- Portland, OR
- NPI 1922952894
-
- Specialist
- Vancouver, WA
- NPI 1366699464
-
- Clinical Pathology Physician
- Portland, OR
- NPI 1831641745
-
- End-Stage Renal Disease (ESRD) Treatment Clinic/Center
- Portland, OR
- NPI 1396818993
Hospital & facility affiliations 2
Hospitals and other facilities this clinician is affiliated with according to Medicare Care Compare.
-
- General Acute Care Hospital
- Portland, OR
- NPI 1003991845
-
- Case Manager/Care Coordinator
- Portland, OR
- NPI 1891822995
Hospital
NPI Registry JSON
The complete NPPES record for this NPI in the NPI Registry API format.
{
"created_epoch": "1186876800000",
"enumeration_type": "NPI-1",
"last_updated_epoch": "1749081600000",
"number": "1295927424",
"addresses": [
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "MAILING",
"address_type": "DOM",
"address_1": "541 NE 20TH AVE STE 225",
"city": "PORTLAND",
"state": "OR",
"postal_code": "972322895",
"telephone_number": "503-963-2801",
"fax_number": "503-963-2825"
},
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "LOCATION",
"address_type": "DOM",
"address_1": "5050 NE HOYT ST STE 353",
"city": "PORTLAND",
"state": "OR",
"postal_code": "972132983",
"telephone_number": "503-297-4123",
"fax_number": "503-297-0344"
}
],
"practiceLocations": [
{
"address_1": "9155 SW Barnes Rd Ste 735",
"address_purpose": "LOCATION",
"city": "Portland",
"state": "OR",
"postal_code": "972256634",
"country_code": "US",
"telephone_number": "503-297-4123",
"fax_number": "503-297-0344",
"country_name": "United States",
"address_type": "DOM"
}
],
"basic": {
"last_name": "POSTHUMA",
"first_name": "LEAH",
"middle_name": "REBECCA",
"name_prefix": "Dr.",
"credential": "MD",
"sole_proprietor": "NO",
"sex": "F",
"enumeration_date": "2007-08-12",
"last_updated": "2025-06-05",
"certification_date": "2025-06-05",
"status": "A"
},
"taxonomies": [
{
"code": "207VG0400X",
"taxonomy_group": "",
"desc": "Obstetrics & Gynecology, Gynecology",
"state": "WA",
"license": "MD60636131",
"primary": false
},
{
"code": "207VF0040X",
"taxonomy_group": "",
"desc": "Obstetrics & Gynecology, Urogynecology and Reconstructive Pelvic Surgery",
"state": "OR",
"license": "MD172111",
"primary": true
}
],
"identifiers": [
{
"code": "05",
"desc": "MEDICAID",
"issuer": null,
"identifier": "2044364",
"state": "WA"
},
{
"code": "05",
"desc": "MEDICAID",
"issuer": null,
"identifier": "500685340",
"state": "OR"
}
],
"endpoints": [
{
"endpointType": "DIRECT",
"endpointTypeDescription": "Direct Messaging Address",
"endpoint": "cc_otoc_urogynecology_front_desk_pool12223219@oc.providencedirect.org",
"affiliation": "Y",
"affiliationName": "The Oregon Clinic PC",
"address_1": "5050 NE Hoyt St Ste 353",
"city": "Portland",
"state": "OR",
"country_code": "US",
"postal_code": "972132983",
"country_name": "United States",
"address_type": "DOM"
}
],
"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 Jun 5, 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; Opt Out Affidavits.
- 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.