SETH ABRAHAM KAUFMAN M.D.
NPI 1023045515
Emergency Medicine in Fairfield, CA
About Seth Abraham Kaufman M.d. NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
SETH ABRAHAM KAUFMAN M.D. (NPI 1023045515) is an individual emergency medicine provider in Fairfield, California, licensed in California (A89849) and active in the NPI registry since June 2006. He is enrolled in Medicare PECOS.
NPPES Registry Identity
Specialties & Licenses
Other Identifiers 2
Medicare Participation & PECOS CMS
Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.
Medicare Enrollment Status
Enrolled in Medicare (PECOS)
Seth Abraham Kaufman M.d. is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).
Medicare Billing Reassignments
2Medicare enrollment records show Seth Kaufman reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Fairfield, CA 94533
- Reassigned Medicare billing, California enrollment
- Medicare enrollment name: Northbay Physicians Surgery Center, LLC
- 516 clinicians in this Medicare group
Fairfield, CA 94533
- Reassigned Medicare billing, California enrollment
- 212 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.
Physician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 94533 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.
FAIRFIELD, CA 94533
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 Seth Kaufman's NPI number?
The NPI number for Seth Kaufman is 1023045515. It was assigned to this individual provider in the NPPES registry on June 28, 2006.
Where is Seth Kaufman located?
Seth Kaufman practices at 1200 B Gale Wilson Blvd, Fairfield, CA 94533. The listed phone number is (707) 429-7830.
What is Seth Kaufman's specialty?
The primary specialty registered for this NPI is Emergency Medicine with taxonomy code 207P00000X.
Is Seth Kaufman enrolled in Medicare?
Yes. Seth Kaufman is registered in the Medicare PECOS enrollment system.
Which organizations bill Medicare for Seth Kaufman's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Seth Kaufman reassigns Medicare benefits to 2 organizations: Northbay Healthcare Group (Fairfield, CA) and Solano Gateway Medical Group Inc (Fairfield, CA). 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 Seth Kaufman'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 Seth Kaufman was last updated on July 23, 2007. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 19 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.