DR. SERENA PAI-WEN SAH M.D.
NPI 1295042653
Pediatrics - Pediatric Cardiology in San Diego, CA
About Dr. Serena Pai-wen Sah M.d. NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DR. SERENA PAI-WEN SAH M.D. (NPI 1295042653) is an individual pediatric cardiology provider in San Diego, California, licensed in California (A113704) and active in the NPI registry since September 2010. She is enrolled in Medicare PECOS.
NPPES Registry Identity
Specialties & Licenses
Medicare Participation & PECOS CMS
Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.
Medicare Enrollment Status
Enrolled in Medicare (PECOS)
Dr. Serena Pai-wen Sah M.d. is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).
Medicare Billing Reassignment
Medicare enrollment records show Serena Sah reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.
San Diego, CA 92123
- Reassigned Medicare billing, California enrollment
- 562 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 Serena Sah's NPI number?
The NPI number for Serena Sah is 1295042653. It was assigned to this individual provider in the NPPES registry on September 8, 2010.
Where is Serena Sah located?
Serena Sah practices at 3020 Childrens Way, San Diego, CA 92123. The listed phone number is (858) 966-5855.
What is Serena Sah's specialty?
The primary specialty registered for this NPI is Pediatrics, specializing in Pediatric Cardiology, with taxonomy code 2080P0202X.
Is Serena Sah enrolled in Medicare?
Yes. Serena Sah is registered in the Medicare PECOS enrollment system.
Which organization bills Medicare for Serena Sah's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Serena Sah reassigns Medicare benefits to Rady Children's Hospital San Diego (San Diego, CA). The 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 Serena Sah'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 Serena Sah was last updated on July 7, 2015. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 11 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.
# Dr. Serena Pai-Wen Sah, M.D. · NPI 1295042653
Pediatric Cardiology physician in San Diego, California. Individual provider, active in the CMS NPPES registry since September 8, 2010.
## Identity
- **NPI:** 1295042653 (Entity type: Individual)
- **Enumerated:** September 8, 2010
- **Primary specialty:** Pediatrics - Pediatric Cardiology · taxonomy 2080P0202X
- **State license:** A113704 (California)
- **Sole proprietor:** No
## Practice location
- **Address:** 3020 CHILDRENS WAY, San Diego, CA 92123-4223
- **Phone:** (858) 966-5855
## 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:** Rady Children's Hospital San Diego (NPI 1669617197, San Diego, CA), under Medicare reassignment (form CMS-855R) · CMS Revalidation Reassignment List, October 2026 release
## Record status
- **NPPES last updated:** July 7, 2015
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Source: [NPI Profile](https://npiprofile.com/npi/1295042653) · Data from the CMS NPPES public registry.