NICOLE MARIE DAISA ARNP
NPI 1861924516
Nurse Practitioner - Family in Walnut Creek, CA
About Nicole Marie Daisa Arnp NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
NICOLE MARIE DAISA ARNP (NPI 1861924516) is an individual family provider in Walnut Creek, California, licensed in California (95035040) and active in the NPI registry since March 2017. She is enrolled in Medicare PECOS, maintains 2 additional practice locations, and is a graduate of Other (2017).
NPPES Registry Identity
Specialties & Licenses 2
Secondary Practice Locations 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
Nicole Marie Daisa Arnp 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
4Medicare enrollment records show Nicole Daisa reassigns Medicare billing to 4 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Walnut Creek, CA 94598
- Reassigned Medicare billing, California enrollment
- Medicare enrollment name: Bass Medical Group
- 347 clinicians in this Medicare group
Seattle, WA 98104
- Reassigned Medicare billing, Washington enrollment
- 911 clinicians in this Medicare group
Bellevue, WA 98004
- Reassigned Medicare billing, Washington enrollment
- 8 clinicians in this Medicare group
Everett, WA 98201
- Reassigned Medicare billing, Washington enrollment
- 1,285 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 94598 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 8
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 Nicole Daisa's NPI number?
The NPI number for Nicole Daisa is 1861924516. It was assigned to this individual provider in the NPPES registry on March 31, 2017.
Where is Nicole Daisa located?
Nicole Daisa practices at 575 Lennon Ln, Walnut Creek, CA 94598. The listed phone number is (925) 433-8786.
What is Nicole Daisa's specialty?
The primary specialty registered for this NPI is Nurse Practitioner, specializing in Family, with taxonomy code 363LF0000X.
Is Nicole Daisa enrolled in Medicare?
Yes. Nicole Daisa 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 Nicole Daisa's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Nicole Daisa reassigns Medicare benefits to 4 organizations: Bay Area Surgical Specialists Inc A Medical Corporation (Walnut Creek, CA), The Polyclinic (Seattle, WA), Bellevue Orthopedic Physicians PLLC (Bellevue, WA) and Optum Care Washington PLLC (Everett, WA). 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 Nicole Daisa'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 Nicole Daisa was last updated on June 24, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 15 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.
# Nicole Marie Daisa, ARNP · NPI 1861924516
Family physician in Walnut Creek, California. Individual provider, active in the CMS NPPES registry since March 31, 2017.
## Identity
- **NPI:** 1861924516 (Entity type: Individual)
- **Enumerated:** March 31, 2017
- **Primary specialty:** Nurse Practitioner - Family · taxonomy 363LF0000X
- **State license:** 95035040 (California)
- **Sole proprietor:** No
## Practice location
- **Address:** 575 LENNON LN, Walnut Creek, CA 94598-2443
- **Phone:** (925) 433-8786 · **Fax:** (925) 433-8788
## 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:** 4 organizations under Medicare reassignment (form CMS-855R): Bay Area Surgical Specialists Inc A Medical Corporation (NPI 1023501905, Walnut Creek, CA); The Polyclinic (NPI 1073944039, Seattle, WA); Bellevue Orthopedic Physicians PLLC (NPI 1174036826, Bellevue, WA); Optum Care Washington PLLC (NPI 1831186766, Everett, WA) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Other, class of 2017
## Record status
- **NPPES last updated:** June 24, 2025
- **Other identifiers:** Medicaid 2106150 (WA)
---
Source: [NPI Profile](https://npiprofile.com/npi/1861924516) · Data from the CMS NPPES public registry.