KATHERINE JEAN WEISS MD
NPI 1053541862
Pediatrics - Neonatal-Perinatal Medicine in San Diego, CA
About Katherine Jean Weiss Md NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
KATHERINE JEAN WEISS MD (NPI 1053541862) is an individual neonatal-perinatal medicine provider in San Diego, California, licensed in California (C154876) and active in the NPI registry since July 2009. She is enrolled in Medicare PECOS.
NPPES Registry Identity
Specialties & Licenses 2
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)
Katherine Jean Weiss Md is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).
Medicare Billing Reassignments
2Medicare enrollment records show Katherine Weiss reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
San Diego, CA 92103
- Reassigned Medicare billing, California enrollment
- 16 clinicians in this Medicare group
Houston, TX 77082
- Reassigned Medicare billing, Texas enrollment
- 508 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.
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.
SAN DIEGO, CA 92123
SAN DIEGO, CA 92123
SAN DIEGO, CA 92123
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 Katherine Weiss's NPI number?
The NPI number for Katherine Weiss is 1053541862. It was assigned to this individual provider in the NPPES registry on July 15, 2009.
Where is Katherine Weiss located?
Katherine Weiss practices at 3020 Childrens Way, San Diego, CA 92123. The listed phone number is (858) 966-5818.
What is Katherine Weiss's specialty?
The primary specialty registered for this NPI is Pediatrics, specializing in Neonatal-Perinatal Medicine, with taxonomy code 2080N0001X.
Is Katherine Weiss enrolled in Medicare?
Yes. Katherine Weiss is registered in the Medicare PECOS enrollment system.
Which organizations bill Medicare for Katherine Weiss's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Katherine Weiss reassigns Medicare benefits to 2 organizations: Regents Of The University Of California (San Diego, CA) and Pediatrix Medical Group Of Texas Billing, Inc. (Houston, TX). 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 Katherine Weiss's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Katherine Weiss accept?
Health plans from Imperial Insurance Companies, Inc. list Katherine Weiss 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 Katherine Weiss was last updated on July 18, 2023. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 3 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.
# Katherine Jean Weiss, MD · NPI 1053541862
Neonatal-Perinatal Medicine physician in San Diego, California. Individual provider, active in the CMS NPPES registry since July 15, 2009.
## Identity
- **NPI:** 1053541862 (Entity type: Individual)
- **Enumerated:** July 15, 2009
- **Primary specialty:** Pediatrics - Neonatal-Perinatal Medicine · taxonomy 2080N0001X
- **State license:** C154876 (California)
- **Sole proprietor:** No
## Practice location
- **Address:** 3020 CHILDRENS WAY, San Diego, CA 92123-4223
- **Phone:** (858) 966-5818
## 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): Regents Of The University Of California (NPI 1386746741, San Diego, CA); Pediatrix Medical Group Of Texas Billing, Inc. (NPI 1649377359, Houston, TX) · CMS Revalidation Reassignment List, October 2026 release
## Record status
- **NPPES last updated:** July 18, 2023
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Source: [NPI Profile](https://npiprofile.com/npi/1053541862) · Data from the CMS NPPES public registry.