MARY CATHARINE PEW MD
NPI 1922008721
Pediatrics in Seattle, WA
About Mary Catharine Pew Md NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
MARY CATHARINE PEW MD (NPI 1922008721) is an individual pediatrics provider in Seattle, Washington, licensed in Washington (MD00028662) and active in the NPI registry since July 2005. She is enrolled in Medicare PECOS.
NPPES Registry Identity
Specialties & Licenses
Accepted Insurance
Medicare Participation & PECOS CMS
Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.
Medicare Enrollment Status
Enrolled in Medicare (PECOS)
Mary Catharine Pew Md is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).
Medicare Billing Reassignments
2Medicare enrollment records show Mary Pew reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Seattle, WA 98133
- Reassigned Medicare billing, Washington enrollment
- 292 clinicians in this Medicare group
Seattle, WA 98105
- Reassigned Medicare billing, Washington enrollment
- 1,443 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 98133 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 10
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
SEATTLE, WA 98133
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 Pew's NPI number?
The NPI number for Mary Pew is 1922008721. It was assigned to this individual provider in the NPPES registry on July 22, 2005.
Where is Mary Pew located?
Mary Pew practices at 10501 Meridian Ave N, Seattle, WA 98133. The listed phone number is (206) 296-8421.
What is Mary Pew's specialty?
The primary specialty registered for this NPI is Pediatrics with taxonomy code 208000000X.
Is Mary Pew enrolled in Medicare?
Yes. Mary Pew is registered in the Medicare PECOS enrollment system.
Which organizations bill Medicare for Mary Pew's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Mary Pew reassigns Medicare benefits to 2 organizations: Neighborcare Health (Seattle, WA) and The Association Of Chrmc And University Physicians (Seattle, WA). 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 Pew's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Mary Pew accept?
Health plans from Providence Health Plan list Mary Pew 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 Pew was last updated on May 16, 2013. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 13 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.
# Mary Catharine Pew, MD · NPI 1922008721
Pediatrics physician in Seattle, Washington. Individual provider, active in the CMS NPPES registry since July 22, 2005.
## Identity
- **NPI:** 1922008721 (Entity type: Individual)
- **Enumerated:** July 22, 2005
- **Primary specialty:** Pediatrics · taxonomy 208000000X
- **State license:** MD00028662 (Washington)
- **Sole proprietor:** No
## Practice location
- **Address:** 10501 MERIDIAN AVE N, Seattle, WA 98133-9509
- **Phone:** (206) 296-8421 · **Fax:** (206) 205-5142
## 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:** 2 organizations under Medicare reassignment (form CMS-855R): Neighborcare Health (NPI 1326443383, Seattle, WA); The Association Of Chrmc And University Physicians (NPI 1255449963, Seattle, WA) · CMS Revalidation Reassignment List, October 2026 release
## Record status
- **NPPES last updated:** May 16, 2013
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Source: [NPI Profile](https://npiprofile.com/npi/1922008721) · Data from the CMS NPPES public registry.