MS. MARY LOUISE BLANKENSHIP RN, FNP, PMHNP-BC
NPI 1356358477
Nurse Practitioner - Psychiatric/Mental Health in Tigard, OR
About Ms. Mary Louise Blankenship Rn, Fnp, Pmhnp-bc NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
MS. MARY LOUISE BLANKENSHIP RN, FNP, PMHNP-BC (NPI 1356358477) is an individual psychiatric/mental health provider in Tigard, Oregon, licensed in Oregon (10006006) and active in the NPI registry since August 2006. She is enrolled in Medicare PECOS, maintains 2 additional practice locations, and is a graduate of Other (2002).
NPPES Registry Identity
Specialties & Licenses 2
Secondary Practice Locations 2
Other Identifiers 2
Accepted Insurance
Medicare Participation & PECOS CMS
Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.
Medicare Enrollment Status
Enrolled in Medicare and accepts Medicare assignment
Ms. Mary Louise Blankenship Rn, Fnp, Pmhnp-bc is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.
Medicare Billing Reassignments
5Medicare enrollment records show Mary Blankenship reassigns Medicare billing to 5 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Mountlake Terrace, WA 98043
- Reassigned Medicare billing, Oregon enrollment
- 234 clinicians in this Medicare group
Kennewick, WA 99336
- Reassigned Medicare billing, Washington enrollment
Rio Rancho, NM 87124
- Reassigned Medicare billing, New Mexico enrollment
- 21 clinicians in this Medicare group
Albuquerque, NM 87120
- Reassigned Medicare billing, New Mexico enrollment
- 2 clinicians in this Medicare group
Albuquerque, NM 87113
- Reassigned Medicare billing, New Mexico enrollment
- 25 clinicians in this Medicare group
Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.
Areas of Expertise CMS Part B claims 5
Services this provider delivered to Medicare fee-for-service patients, from the CMS Medicare utilization data. Higher counts generally reflect more experience with a service; care delivered outside Medicare is not included.
Physician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 97223 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.
Other Providers at the Same Location NPPES 20
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
TIGARD, OR 97223
TIGARD, OR 97223
PORTLAND, OR 97223
TIGARD, OR 97223
Frequently Asked Questions NPPES & CMS
Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.
What is Mary Blankenship's NPI number?
The NPI number for Mary Blankenship is 1356358477. It was assigned to this individual provider in the NPPES registry on August 2, 2006.
Where is Mary Blankenship located?
Mary Blankenship practices at 11740 SW 68th Pkwy Ste 200, Tigard, OR 97223. The listed phone number is (971) 352-6971.
What is Mary Blankenship's specialty?
The primary specialty registered for this NPI is Nurse Practitioner, specializing in Psychiatric/Mental Health, with taxonomy code 363LP0808X.
Is Mary Blankenship enrolled in Medicare?
Yes. Mary Blankenship is registered in the Medicare PECOS system and accepts Medicare assignment, which means accepting the Medicare-approved amount as payment in full for covered services.
Which organizations bill Medicare for Mary Blankenship's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Mary Blankenship reassigns Medicare benefits to 5 organizations: Mindful Therapy Group PC (Mountlake Terrace, WA), Xenith Behavioral Health PLLC (Kennewick, WA), Robben R. Gingery, MD, LLC (Rio Rancho, NM), New Mexico Specialty Medical Services, LLC (Albuquerque, NM) and Ipc Hospitalists Of New Mexico, Inc (Albuquerque, NM). Each reassignment is filed with Medicare on form CMS-855R, signed by both the clinician and the organization, and lets the organization bill Medicare and receive payment for Mary Blankenship's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Mary Blankenship accept?
Health plans from BridgeSpan Health Company, Moda Health Plan, Inc., PacificSource Health Plans, Premera Blue Cross Blue Shield of Alaska and Providence Health Plan and 1 other insurer list Mary Blankenship as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.
When was this NPI record last updated?
The NPPES record for Mary Blankenship was last updated on February 10, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 8 months ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.
# Ms. Mary Louise Blankenship, RN, FNP, PMHNP-BC · NPI 1356358477
Psychiatric/Mental Health physician in Tigard, Oregon. Individual provider, active in the CMS NPPES registry since August 2, 2006.
## Identity
- **NPI:** 1356358477 (Entity type: Individual)
- **Enumerated:** August 2, 2006
- **Primary specialty:** Nurse Practitioner - Psychiatric/Mental Health · taxonomy 363LP0808X
- **State license:** 10006006 (Oregon)
- **Sole proprietor:** No
## Practice location
- **Address:** 11740 SW 68TH PKWY STE 200, Tigard, OR 97223-9058
- **Phone:** (971) 352-6971
## Medicare
- **Medicare:** Enrolled (PECOS); accepts Medicare assignment
- **Ordering & referring:** eligible for Part B labs & imaging, durable medical equipment, home health, power mobility devices
- **Bills Medicare through:** 5 organizations under Medicare reassignment (form CMS-855R): Mindful Therapy Group PC (NPI 1316238678, Mountlake Terrace, WA); Xenith Behavioral Health PLLC (NPI 1538998406, Kennewick, WA); Robben R. Gingery, MD, LLC (NPI 1033527015, Rio Rancho, NM); New Mexico Specialty Medical Services, LLC (NPI 1073047825, Albuquerque, NM); Ipc Hospitalists Of New Mexico, Inc (NPI 1578839163, Albuquerque, NM) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Other, class of 2002
## Record status
- **NPPES last updated:** February 10, 2026
- **Other identifiers:** Medicaid 3017279-01 (TX); Medicaid 77056396 (NM)
---
Source: [NPI Profile](https://npiprofile.com/npi/1356358477) · Data from the CMS NPPES public registry.