SIDNEY ELIZABETH IRVING FNP-C
NPI 1629650783
Nurse Practitioner - Primary Care in Aptos, CA
About Sidney Elizabeth Irving Fnp-c NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
SIDNEY ELIZABETH IRVING FNP-C (NPI 1629650783) is an individual primary care provider in Aptos, California, licensed in California (95015747) and active in the NPI registry since April 2021. She is enrolled in Medicare PECOS and is a graduate of Other (2020).
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
Sidney Elizabeth Irving Fnp-c 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 Sidney Irving reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.
Palo Alto, CA 94301
- Reassigned Medicare billing, California enrollment
- 4,479 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 8
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 95003 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 16
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
APTOS, CA 95003
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 Sidney Irving's NPI number?
The NPI number for Sidney Irving is 1629650783. It was assigned to this individual provider in the NPPES registry on April 27, 2021.
Where is Sidney Irving located?
Sidney Irving practices at 7600 Old Dominion Ct, Aptos, CA 95003. The listed phone number is (831) 458-6200.
What is Sidney Irving's specialty?
The primary specialty registered for this NPI is Nurse Practitioner, specializing in Primary Care, with taxonomy code 363LP2300X.
Is Sidney Irving enrolled in Medicare?
Yes. Sidney Irving 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 Sidney Irving's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Sidney Irving reassigns Medicare benefits to Sutter Bay Medical Foundation (Palo Alto, 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 Sidney Irving'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 Sidney Irving was last updated on May 17, 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.
# Sidney Elizabeth Irving, FNP-C · NPI 1629650783
Primary Care physician in Aptos, California. Individual provider, active in the CMS NPPES registry since April 27, 2021.
## Identity
- **NPI:** 1629650783 (Entity type: Individual)
- **Enumerated:** April 27, 2021
- **Primary specialty:** Nurse Practitioner - Primary Care · taxonomy 363LP2300X
- **State license:** 95015747 (California)
- **Sole proprietor:** No
## Practice location
- **Address:** 7600 OLD DOMINION CT, Aptos, CA 95003-3821
- **Phone:** (831) 458-6200
## 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:** Sutter Bay Medical Foundation (NPI 1013950807, Palo Alto, CA), under Medicare reassignment (form CMS-855R) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Other, class of 2020
## Record status
- **NPPES last updated:** May 17, 2022
---
Source: [NPI Profile](https://npiprofile.com/npi/1629650783) · Data from the CMS NPPES public registry.