MS. MARGO BADMAN FREDERICKS FNP-BC, ARNP
NPI 1508311853
Nurse Practitioner in Seattle, WA
About Ms. Margo Badman Fredericks Fnp-bc, Arnp NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
MS. MARGO BADMAN FREDERICKS FNP-BC, ARNP (NPI 1508311853) is an individual nurse practitioner in Seattle, Washington, licensed in Washington (AP60854665) and active in the NPI registry since August 2016. She is enrolled in Medicare PECOS, is affiliated with University Of Washington Medical Ctr, and is a graduate of Other (2016).
NPPES Registry Identity
Specialties & Licenses 3
Other Names 1
Other Identifiers 1
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. Margo Badman Fredericks Fnp-bc, Arnp 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 Reassignment
Medicare enrollment records show Margo Fredericks reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.
Seattle, WA 98104
- Reassigned Medicare billing, Washington enrollment
- 4,364 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 2
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.
Hospital Affiliations CMS Care Compare 2
Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.
University Of Washington Medical Ctr
Acute Care Hospitals · Seattle, WATacoma General Allenmore Hospital
Acute Care Hospitals · Tacoma, WAPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 98109 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.
SEATTLE, WA 98109
SEATTLE, WA 98109
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 Margo Fredericks's NPI number?
The NPI number for Margo Fredericks is 1508311853. It was assigned to this individual provider in the NPPES registry on August 16, 2016. The provider is also known as Margo B. Fredericks.
Where is Margo Fredericks located?
Margo Fredericks practices at 825 Eastlake Ave E, Seattle, WA 98109. The listed phone number is (206) 520-5000.
What is Margo Fredericks's specialty?
The primary specialty registered for this NPI is Nurse Practitioner with taxonomy code 363L00000X.
Is Margo Fredericks enrolled in Medicare?
Yes. Margo Fredericks 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 organization bills Medicare for Margo Fredericks's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Margo Fredericks reassigns Medicare benefits to The Association Of University Physicians (Seattle, WA). The 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 Margo Fredericks's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Margo Fredericks accept?
Health plans from Premera Blue Cross Blue Shield of Alaska and Providence Health Plan list Margo Fredericks 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.
Is Margo Fredericks affiliated with any hospitals?
According to CMS data, Margo Fredericks is affiliated with University Of Washington Medical Ctr and Tacoma General Allenmore Hospital.
When was this NPI record last updated?
The NPPES record for Margo Fredericks was last updated on February 27, 2023. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 3 years 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. Margo Badman Fredericks, FNP-BC, ARNP · NPI 1508311853
Nurse Practitioner physician in Seattle, Washington. Individual provider, active in the CMS NPPES registry since August 16, 2016.
## Identity
- **NPI:** 1508311853 (Entity type: Individual)
- **Enumerated:** August 16, 2016
- **Primary specialty:** Nurse Practitioner · taxonomy 363L00000X
- **State license:** AP60854665 (Washington)
- **Sole proprietor:** No
## Practice location
- **Address:** 825 EASTLAKE AVE E, Seattle, WA 98109-4405
- **Phone:** (206) 520-5000
## 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:** The Association Of University Physicians (NPI 1023041159, Seattle, WA), under Medicare reassignment (form CMS-855R) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Other, class of 2016
## Record status
- **NPPES last updated:** February 27, 2023
- **Other identifiers:** Medicaid 1508311853 (WA)
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Source: [NPI Profile](https://npiprofile.com/npi/1508311853) · Data from the CMS NPPES public registry.