DR. MARGARET L HUTCHISON MD
NPI 1942272034
Obstetrics & Gynecology - Gynecology in Seattle, WA
About Dr. Margaret L Hutchison Md NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DR. MARGARET L HUTCHISON MD (NPI 1942272034) is an individual gynecology provider in Seattle, Washington, licensed in Washington (MD00031428) and active in the NPI registry since February 2006. She is enrolled in Medicare PECOS.
NPPES Registry Identity
Specialties & Licenses 2
Other Names 1
Other Identifiers 1
Medicare Participation & PECOS CMS
Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.
Medicare Enrollment Status
Enrolled in Medicare (PECOS)
Dr. Margaret L Hutchison Md is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).
Medicare Billing Reassignment
Medicare enrollment records show Margaret Hutchison 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
- 589 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.
Physician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 98104 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 98104
SEATTLE, WA 98104
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 Margaret Hutchison's NPI number?
The NPI number for Margaret Hutchison is 1942272034. It was assigned to this individual provider in the NPPES registry on February 3, 2006. The provider is also known as Margaret Mcgahan.
Where is Margaret Hutchison located?
Margaret Hutchison practices at 1101 Madison St Suite 950, Seattle, WA 98104. The listed phone number is (206) 682-5800.
What is Margaret Hutchison's specialty?
The primary specialty registered for this NPI is Obstetrics & Gynecology, specializing in Gynecology, with taxonomy code 207VG0400X.
Is Margaret Hutchison enrolled in Medicare?
Yes. Margaret Hutchison is registered in the Medicare PECOS enrollment system.
Which organization bills Medicare for Margaret Hutchison's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Margaret Hutchison reassigns Medicare benefits to Proliance Surgeons, Inc., P.S. (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 Margaret Hutchison's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
When was this NPI record last updated?
The NPPES record for Margaret Hutchison was last updated on April 4, 2018. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 8 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.
# Dr. Margaret L Hutchison, MD · NPI 1942272034
Gynecology physician in Seattle, Washington. Individual provider, active in the CMS NPPES registry since February 3, 2006.
## Identity
- **NPI:** 1942272034 (Entity type: Individual)
- **Enumerated:** February 3, 2006
- **Primary specialty:** Obstetrics & Gynecology - Gynecology · taxonomy 207VG0400X
- **State license:** MD00031428 (Washington)
- **Sole proprietor:** No
## Practice location
- **Address:** 1101 MADISON ST, SUITE 950, Seattle, WA 98104-1306
- **Phone:** (206) 682-5800 · **Fax:** (206) 233-9657
## Medicare
- **Medicare:** Enrolled in Medicare (PECOS)
- **Ordering & referring:** eligible for Part B labs & imaging, durable medical equipment, home health, power mobility devices
- **Bills Medicare through:** Proliance Surgeons, Inc., P.S. (NPI 1740727106, Seattle, WA), under Medicare reassignment (form CMS-855R) · CMS Revalidation Reassignment List, October 2026 release
## Record status
- **NPPES last updated:** April 4, 2018
- **Other identifiers:** Medicaid 1022784 (WA)
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Source: [NPI Profile](https://npiprofile.com/npi/1942272034) · Data from the CMS NPPES public registry.