ARVIN JONATHAN OLEGARIO SIOC MSN, FNP-BC
NPI 1922769363
Nurse Practitioner - Family in Hollister, CA
About Arvin Jonathan Olegario Sioc Msn, Fnp-bc NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
ARVIN JONATHAN OLEGARIO SIOC MSN, FNP-BC (NPI 1922769363) is an individual family provider in Hollister, California, licensed in California (95019660) and active in the NPI registry since January 2022. He is enrolled in Medicare PECOS and maintains a secondary practice location in Gilroy.
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 (PECOS)
Arvin Jonathan Olegario Sioc Msn, Fnp-bc is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).
Medicare Billing Reassignment
Medicare enrollment records show Arvin Jonathan Sioc reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.
Santa Clara, CA 95051
- Reassigned Medicare billing, California enrollment
- 20,078 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 95023 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 12
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
HOLLISTER, CA 95023
HOLLISTER, CA 95023
HOLLISTER, CA 95023
HOLLISTER, CA 95023
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 Arvin Jonathan Sioc's NPI number?
The NPI number for Arvin Jonathan Sioc is 1922769363. It was assigned to this individual provider in the NPPES registry on January 7, 2022.
Where is Arvin Jonathan Sioc located?
Arvin Jonathan Sioc practices at 930 Sunnyslope Rd, Hollister, CA 95023. The listed phone number is (831) 636-1507.
What is Arvin Jonathan Sioc's specialty?
The primary specialty registered for this NPI is Nurse Practitioner, specializing in Family, with taxonomy code 363LF0000X.
Is Arvin Jonathan Sioc enrolled in Medicare?
Yes. Arvin Jonathan Sioc is registered in the Medicare PECOS enrollment system.
Which organization bills Medicare for Arvin Jonathan Sioc's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Arvin Jonathan Sioc reassigns Medicare benefits to Permanente Medical Group Inc (Santa Clara, 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 Arvin Jonathan Sioc'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 Arvin Jonathan Sioc was last updated on March 30, 2022. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 4 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.
# Arvin Jonathan Olegario Sioc, MSN, FNP-BC · NPI 1922769363
Family physician in Hollister, California. Individual provider, active in the CMS NPPES registry since January 7, 2022.
## Identity
- **NPI:** 1922769363 (Entity type: Individual)
- **Enumerated:** January 7, 2022
- **Primary specialty:** Nurse Practitioner - Family · taxonomy 363LF0000X
- **State license:** 95019660 (California)
- **Sole proprietor:** Yes
## Practice location
- **Address:** 930 SUNNYSLOPE RD, Hollister, CA 95023-5615
- **Phone:** (831) 636-1507
## 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:** Permanente Medical Group Inc (NPI 1073606299, Santa Clara, CA), under Medicare reassignment (form CMS-855R) · CMS Revalidation Reassignment List, October 2026 release
## Record status
- **NPPES last updated:** March 30, 2022
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Source: [NPI Profile](https://npiprofile.com/npi/1922769363) · Data from the CMS NPPES public registry.