DR. JOHN W SEAFORD MD
NPI 1699731646
Internal Medicine in Webster, NY
About Dr. John W Seaford Md NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DR. JOHN W SEAFORD MD (NPI 1699731646) is an individual internal medicine provider in Webster, New York, licensed in New York (159600) and active in the NPI registry since April 2006. He is enrolled in Medicare PECOS.
NPPES Registry Identity
Specialties & Licenses
Other Identifiers 5
Medicare Participation & PECOS CMS
Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.
Medicare Enrollment Status
Enrolled in Medicare (PECOS)
Dr. John W Seaford Md is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).
Medicare Billing Reassignments
2Medicare enrollment records show John Seaford reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Rochester, NY 14621
- Reassigned Medicare billing, New York enrollment
- 1,030 clinicians in this Medicare group
Rochester, NY 14621
- Reassigned Medicare billing, New York enrollment
- 2,285 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 14580 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 5
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
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 Seaford's NPI number?
The NPI number for John Seaford is 1699731646. It was assigned to this individual provider in the NPPES registry on April 26, 2006.
Where is John Seaford located?
John Seaford practices at 45 North Ave, Webster, NY 14580. The listed phone number is (585) 265-0800.
What is John Seaford's specialty?
The primary specialty registered for this NPI is Internal Medicine with taxonomy code 207R00000X.
Is John Seaford enrolled in Medicare?
Yes. John Seaford is registered in the Medicare PECOS enrollment system.
Which organizations bill Medicare for John Seaford's services?
According to the CMS Revalidation Reassignment List (October 2026 release), John Seaford reassigns Medicare benefits to 2 organizations: Western New York Medical Practice PC (Rochester, NY) and Rochester General Hospital (Rochester, NY). 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 Seaford'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 John Seaford was last updated on May 6, 2008. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 18 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.