OLIVIA BOOK DO
NPI 1225667942
Hospitalist in Sun City West, AZ
About Olivia Book Do NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
OLIVIA BOOK DO (NPI 1225667942) is an individual hospitalist provider in Sun City West, Arizona, licensed in Arizona (010229) and active in the NPI registry since April 2020. She is enrolled in Medicare PECOS and is a graduate of At Still Un Of Hlth Sciences, Col Of Osteo Med, Mesa (2020).
NPPES Registry Identity
Specialties & Licenses 2
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
Olivia Book Do 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 Olivia Book reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.
Gilbert, AZ 85234
- Reassigned Medicare billing, Arizona enrollment
- 1,081 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.
Physician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 85375 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.
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.
SUN CITY WEST, AZ 85375
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 Olivia Book's NPI number?
The NPI number for Olivia Book is 1225667942. It was assigned to this individual provider in the NPPES registry on April 4, 2020.
Where is Olivia Book located?
Olivia Book practices at 14502 W Meeker Blvd, Sun City West, AZ 85375. The listed phone number is (623) 524-8814.
What is Olivia Book's specialty?
The primary specialty registered for this NPI is Hospitalist with taxonomy code 208M00000X.
Is Olivia Book enrolled in Medicare?
Yes. Olivia Book 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 Olivia Book's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Olivia Book reassigns Medicare benefits to Banner Hospital Based Physicians Arizona LLC (Gilbert, AZ). 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 Olivia Book'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 Olivia Book was last updated on June 14, 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.
# Olivia Book, DO · NPI 1225667942
Hospitalist physician in Sun City West, Arizona. Individual provider, active in the CMS NPPES registry since April 4, 2020.
## Identity
- **NPI:** 1225667942 (Entity type: Individual)
- **Enumerated:** April 4, 2020
- **Primary specialty:** Hospitalist · taxonomy 208M00000X
- **State license:** 010229 (Arizona)
- **Sole proprietor:** Yes
## Practice location
- **Address:** 14502 W MEEKER BLVD, Sun City West, AZ 85375-5282
- **Phone:** (623) 524-8814
## 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:** Banner Hospital Based Physicians Arizona LLC (NPI 1124374822, Gilbert, AZ), under Medicare reassignment (form CMS-855R) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** At Still Un Of Hlth Sciences, Col Of Osteo Med, Mesa, class of 2020
## Record status
- **NPPES last updated:** June 14, 2023
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Source: [NPI Profile](https://npiprofile.com/npi/1225667942) · Data from the CMS NPPES public registry.