JOHN JAY ALEXANDER MD
NPI 1992726350
Psychiatry & Neurology - Neurology with Special Qualifications in Child Neurology in Seattle, WA
About John Jay Alexander Md NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
JOHN JAY ALEXANDER MD (NPI 1992726350) is an individual neurology with special qualifications in child neurology provider in Seattle, Washington, licensed in New Jersey (25MA08211900) and active in the NPI registry since July 2006. He 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)
John Jay Alexander Md is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).
Medicare Billing Reassignments
2Medicare enrollment records show John Alexander reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Seattle, WA 98105
- Reassigned Medicare billing, Washington enrollment
- Medicare enrollment name: Seattle Childrens Hospital
- 912 clinicians in this Medicare group
Seattle, WA 98105
- Reassigned Medicare billing, Washington enrollment
- Medicare enrollment name: The Association Of Chrmc And University Physicians
- 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 98105 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 98105
SEATTLE, WA 98105
SEATTLE, WA 98105
SEATTLE, WA 98105
SEATTLE, WA 98105
SEATTLE, WA 98105
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 John Alexander's NPI number?
The NPI number for John Alexander is 1992726350. It was assigned to this individual provider in the NPPES registry on July 21, 2006.
Where is John Alexander located?
John Alexander practices at 4800 Sand Point Way NE, Seattle, WA 98105. The listed phone number is (206) 987-2078.
What is John Alexander's specialty?
The primary specialty registered for this NPI is Psychiatry & Neurology, specializing in Neurology with Special Qualifications in Child Neurology, with taxonomy code 2084N0402X.
Is John Alexander enrolled in Medicare?
Yes. John Alexander is registered in the Medicare PECOS enrollment system.
Which organizations bill Medicare for John Alexander's services?
According to the CMS Revalidation Reassignment List (October 2026 release), John Alexander reassigns Medicare benefits to 2 organizations: Seattle Children's Hospital (Seattle, WA) and Association Of Chmc 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 John Alexander's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does John Alexander accept?
Health plans from Premera Blue Cross Blue Shield of Alaska and Providence Health Plan list John Alexander 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 John Alexander was last updated on February 10, 2012. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 14 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.
# John Jay Alexander, MD · NPI 1992726350
Neurology with Special Qualifications in Child Neurology physician in Seattle, Washington. Individual provider, active in the CMS NPPES registry since July 21, 2006.
## Identity
- **NPI:** 1992726350 (Entity type: Individual)
- **Enumerated:** July 21, 2006
- **Primary specialty:** Psychiatry & Neurology - Neurology with Special Qualifications in Child Neurology · taxonomy 2084N0402X
- **State license:** 25MA08211900 (New Jersey)
- **Sole proprietor:** Yes
## Practice location
- **Address:** 4800 SAND POINT WAY NE, Seattle, WA 98105-3901
- **Phone:** (206) 987-2078 · **Fax:** (206) 987-2649
## 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): Seattle Children's Hospital (NPI 1003319500, Seattle, WA); Association Of Chmc And University Physicians (NPI 1649497827, Seattle, WA) · CMS Revalidation Reassignment List, October 2026 release
## Record status
- **NPPES last updated:** February 10, 2012
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Source: [NPI Profile](https://npiprofile.com/npi/1992726350) · Data from the CMS NPPES public registry.