DR. NADIA SHAHEEN SATTAR M.D.
NPI 1255452025
Pediatrics - Pediatric Endocrinology in Fremont, CA
About Dr. Nadia Shaheen Sattar M.d. NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DR. NADIA SHAHEEN SATTAR M.D. (NPI 1255452025) is an individual pediatric endocrinology provider in Fremont, California, licensed in California (A112493) and active in the NPI registry since April 2007. She is enrolled in Medicare PECOS and maintains 2 additional practice locations.
NPPES Registry Identity
Specialties & Licenses
Secondary Practice Locations 2
Medicare Participation & PECOS CMS
Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.
Medicare Enrollment Status
Enrolled in Medicare (PECOS)
Dr. Nadia Shaheen Sattar M.d. is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).
Medicare Billing Reassignments
3Medicare enrollment records show Nadia Sattar reassigns Medicare billing to 3 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Palo Alto, CA 94301
- Reassigned Medicare billing, California enrollment
- 4,479 clinicians in this Medicare group
Modesto, CA 95350
- Reassigned Medicare billing, California enrollment
- Medicare enrollment name: Valley Childrens Medical Group
- 387 clinicians in this Medicare group
Madera, CA 93636
- Reassigned Medicare billing, California enrollment
- Medicare enrollment name: Valley Childrens Specialty Medical Group Inc
- 63 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 94538 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.
Medicare Quality Performance CMS QPP · MIPS
Performance in the CMS Quality Payment Program: the MIPS final score across four weighted categories, and the individual quality measures reported to Medicare.
Reported Quality Measures
Other Providers at the Same Location NPPES 7
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 Nadia Sattar's NPI number?
The NPI number for Nadia Sattar is 1255452025. It was assigned to this individual provider in the NPPES registry on April 2, 2007.
Where is Nadia Sattar located?
Nadia Sattar practices at 39650 Liberty St Ste 140, Fremont, CA 94538. The listed phone number is (650) 853-4931.
What is Nadia Sattar's specialty?
The primary specialty registered for this NPI is Pediatrics, specializing in Pediatric Endocrinology, with taxonomy code 2080P0205X.
Is Nadia Sattar enrolled in Medicare?
Yes. Nadia Sattar is registered in the Medicare PECOS enrollment system.
Which organizations bill Medicare for Nadia Sattar's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Nadia Sattar reassigns Medicare benefits to 3 organizations: Sutter Bay Medical Foundation (Palo Alto, CA), Valley Children's Medical Group (Modesto, CA) and Valley Children's Specialty Medical Group, Inc. (Madera, 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 Nadia Sattar'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 Nadia Sattar was last updated on February 19, 2020. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 6 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. Nadia Shaheen Sattar, M.D. · NPI 1255452025
Pediatric Endocrinology physician in Fremont, California. Individual provider, active in the CMS NPPES registry since April 2, 2007.
## Identity
- **NPI:** 1255452025 (Entity type: Individual)
- **Enumerated:** April 2, 2007
- **Primary specialty:** Pediatrics - Pediatric Endocrinology · taxonomy 2080P0205X
- **State license:** A112493 (California)
- **Sole proprietor:** No
## Practice location
- **Address:** 39650 LIBERTY ST STE 140, Fremont, CA 94538-2225
- **Phone:** (650) 853-4931
## 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:** 3 organizations under Medicare reassignment (form CMS-855R): Sutter Bay Medical Foundation (NPI 1013950807, Palo Alto, CA); Valley Children's Medical Group (NPI 1437555265, Modesto, CA); Valley Children's Specialty Medical Group, Inc. (NPI 1013968296, Madera, CA) · CMS Revalidation Reassignment List, October 2026 release
## Record status
- **NPPES last updated:** February 19, 2020
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Source: [NPI Profile](https://npiprofile.com/npi/1255452025) · Data from the CMS NPPES public registry.