SHELLEY AGGARWAL MD
NPI 1013029586
Pediatrics - Adolescent Medicine in Palo Alto, CA
About Shelley Aggarwal Md NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
SHELLEY AGGARWAL MD (NPI 1013029586) is an individual adolescent medicine provider in Palo Alto, California, licensed in California (A90889) and active in the NPI registry since August 2006. 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)
Shelley Aggarwal Md is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).
Medicare Billing Reassignment
Medicare enrollment records show Shelley Aggarwal reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.
Palo Alto, CA 94306
- Reassigned Medicare billing, California enrollment
- Also billed through NPI 1588721500 (California), NPI 1629301346 (California)
- 2,460 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.
PALO ALTO, CA 94304
PALO ALTO, CA 94304
PALO ALTO, CA 94304
PALO ALTO, CA 94304
PALO ALTO, CA 94304
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 Shelley Aggarwal's NPI number?
The NPI number for Shelley Aggarwal is 1013029586. It was assigned to this individual provider in the NPPES registry on August 31, 2006.
Where is Shelley Aggarwal located?
Shelley Aggarwal practices at 770 Welch Rd Division Of Adolescent Medicine, Palo Alto, CA 94304. The listed phone number is (650) 736-9557.
What is Shelley Aggarwal's specialty?
The primary specialty registered for this NPI is Pediatrics, specializing in Adolescent Medicine, with taxonomy code 2080A0000X.
Is Shelley Aggarwal enrolled in Medicare?
Yes. Shelley Aggarwal is registered in the Medicare PECOS enrollment system.
Which organization bills Medicare for Shelley Aggarwal's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Shelley Aggarwal reassigns Medicare benefits to County Of Santa Clara (Palo Alto, 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 Shelley Aggarwal'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 Shelley Aggarwal was last updated on December 8, 2014. 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.
# Shelley Aggarwal, MD · NPI 1013029586
Adolescent Medicine physician in Palo Alto, California. Individual provider, active in the CMS NPPES registry since August 31, 2006.
## Identity
- **NPI:** 1013029586 (Entity type: Individual)
- **Enumerated:** August 31, 2006
- **Primary specialty:** Pediatrics - Adolescent Medicine · taxonomy 2080A0000X
- **State license:** A90889 (California)
- **Sole proprietor:** No
## Practice location
- **Address:** 770 WELCH RD, DIVISION OF ADOLESCENT MEDICINE, Palo Alto, CA 94304-1511
- **Phone:** (650) 736-9557
## 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:** County Of Santa Clara (NPI 1144330614, Palo Alto, CA), under Medicare reassignment (form CMS-855R) · CMS Revalidation Reassignment List, October 2026 release
## Record status
- **NPPES last updated:** December 8, 2014
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Source: [NPI Profile](https://npiprofile.com/npi/1013029586) · Data from the CMS NPPES public registry.