SIMRAN ARINDER CHADHA M.D.
NPI 1932626140
Dermatology in Sunnyvale, CA
About Simran Arinder Chadha M.d. NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
SIMRAN ARINDER CHADHA M.D. (NPI 1932626140) is an individual dermatology provider in Sunnyvale, California, licensed in California (A200851) and active in the NPI registry since August 2017. She is enrolled in Medicare PECOS, maintains a secondary practice location in San Jose, and is a graduate of Northwestern University Feinberg Medical School (2021).
NPPES Registry Identity
Specialties & Licenses
Secondary Practice Location 1
Medicare Participation & PECOS CMS
Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.
Medicare Enrollment Status
Enrolled in Medicare and accepts Medicare assignment
Simran Arinder Chadha M.d. is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.
Medicare Billing Reassignment
Medicare enrollment records show Simran Chadha reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.
San Pedro, CA 90732
- Reassigned Medicare billing, California enrollment
- 179 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 94087 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 4
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 Simran Chadha's NPI number?
The NPI number for Simran Chadha is 1932626140. It was assigned to this individual provider in the NPPES registry on August 28, 2017.
Where is Simran Chadha located?
Simran Chadha practices at 603 S Knickerbocker Dr, Sunnyvale, CA 94087. The listed phone number is (408) 736-0441.
What is Simran Chadha's specialty?
The primary specialty registered for this NPI is Dermatology with taxonomy code 207N00000X.
Is Simran Chadha enrolled in Medicare?
Yes. Simran Chadha is registered in the Medicare PECOS system and accepts Medicare assignment, which means accepting the Medicare-approved amount as payment in full for covered services.
Which organization bills Medicare for Simran Chadha's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Simran Chadha reassigns Medicare benefits to Csi Medical Group (San Pedro, 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 Simran Chadha'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 Simran Chadha was last updated on October 7, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 13 months 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.
# Simran Arinder Chadha, M.D. · NPI 1932626140
Dermatology physician in Sunnyvale, California. Individual provider, active in the CMS NPPES registry since August 28, 2017.
## Identity
- **NPI:** 1932626140 (Entity type: Individual)
- **Enumerated:** August 28, 2017
- **Primary specialty:** Dermatology · taxonomy 207N00000X
- **State license:** A200851 (California)
- **Sole proprietor:** No
## Practice location
- **Address:** 603 S KNICKERBOCKER DR, Sunnyvale, CA 94087-1034
- **Phone:** (408) 736-0441
## Medicare
- **Medicare:** Enrolled (PECOS); accepts Medicare assignment
- **Ordering & referring:** eligible for Part B labs & imaging, durable medical equipment, home health, power mobility devices
- **Bills Medicare through:** Csi Medical Group (NPI 1871909804, San Pedro, CA), under Medicare reassignment (form CMS-855R) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Northwestern University Feinberg Medical School, class of 2021
## Record status
- **NPPES last updated:** October 7, 2025
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Source: [NPI Profile](https://npiprofile.com/npi/1932626140) · Data from the CMS NPPES public registry.