MS. SUKHWANT NIKKI KAUR SINGH MD
NPI 1285839209
Internal Medicine - Hematology & Oncology in Antioch, CA
About Ms. Sukhwant Nikki Kaur Singh Md NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
MS. SUKHWANT NIKKI KAUR SINGH MD (NPI 1285839209) is an individual hematology & oncology provider in Antioch, California, licensed in California (A133045) and active in the NPI registry since June 2007. She is enrolled in Medicare PECOS and is a graduate of Tulane University School Of Medicine (2005).
NPPES Registry Identity
Specialties & Licenses 2
Other Identifiers 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
Ms. Sukhwant Nikki Kaur Singh Md 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 Reassignments
2Medicare enrollment records show Sukhwant Singh reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Antioch, CA 94531
- Reassigned Medicare billing, California enrollment
- 86 clinicians in this Medicare group
Walnut Creek, CA 94598
- Reassigned Medicare billing, California enrollment
- 810 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.
Areas of Expertise CMS Part B claims 3
Services this provider delivered to Medicare fee-for-service patients, from the CMS Medicare utilization data. Higher counts generally reflect more experience with a service; care delivered outside Medicare is not included.
Physician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 94531 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 15
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
ANTIOCH, CA 94531
ANTIOCH, CA 94531
ANTIOCH, CA 94531
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 Sukhwant Singh's NPI number?
The NPI number for Sukhwant Singh is 1285839209. It was assigned to this individual provider in the NPPES registry on June 19, 2007.
Where is Sukhwant Singh located?
Sukhwant Singh practices at 4721 Dallas Ranch Rd, Antioch, CA 94531. The listed phone number is (925) 778-0679.
What is Sukhwant Singh's specialty?
The primary specialty registered for this NPI is Internal Medicine, specializing in Hematology & Oncology, with taxonomy code 207RH0003X.
Is Sukhwant Singh enrolled in Medicare?
Yes. Sukhwant Singh 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 organizations bill Medicare for Sukhwant Singh's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Sukhwant Singh reassigns Medicare benefits to 2 organizations: Epic Care (Antioch, CA) and John Muir Trauma Physicians Billing Service (Walnut Creek, 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 Sukhwant Singh'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 Sukhwant Singh was last updated on May 23, 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.