NICOLA GRUN
NPI 1245760776
Occupational Therapist in Oxnard, CA
About Nicola Grun NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
NICOLA GRUN (NPI 1245760776) is an individual occupational therapist in Oxnard, California, licensed in California (19504) and active in the NPI registry since June 2017. She is a graduate of University Of North Dakota School Of Medicine (2017).
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 and accepts Medicare assignment
Nicola Grun 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 Nicola Grun reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.
Ventura, CA 93003
- Reassigned Medicare billing, California enrollment
- 101 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 5
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.
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.
OXNARD, CA 93030
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 Nicola Grun's NPI number?
The NPI number for Nicola Grun is 1245760776. It was assigned to this individual provider in the NPPES registry on June 18, 2017.
Where is Nicola Grun located?
Nicola Grun practices at 2221 Wankel Way, Oxnard, CA 93030. The listed phone number is (805) 988-0448.
What is Nicola Grun's specialty?
The primary specialty registered for this NPI is Occupational Therapist with taxonomy code 225X00000X.
Is Nicola Grun enrolled in Medicare?
Yes. Nicola Grun 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 Nicola Grun's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Nicola Grun reassigns Medicare benefits to Two Trees Physical Therapy & Wellness Inc (Ventura, 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 Nicola Grun'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 Nicola Grun was last updated on January 15, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 9 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.