DR. REBECCA FLANAGAN D.O.
NPI 1326482357
Hospitalist in Modesto, CA
About Dr. Rebecca Flanagan D.o. NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DR. REBECCA FLANAGAN D.O. (NPI 1326482357) is an individual hospitalist provider in Modesto, California, licensed in California (20A13864) and active in the NPI registry since April 2013. She is enrolled in Medicare PECOS and is a graduate of Other (2013).
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
Dr. Rebecca Flanagan D.o. 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 Rebecca Flanagan reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.
Stockton, CA 95210
- 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.
Areas of Expertise CMS Part B claims
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 95356 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 20
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
MODESTO, CA 95356
MODESTO, CA 95356
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 Rebecca Flanagan's NPI number?
The NPI number for Rebecca Flanagan is 1326482357. It was assigned to this individual provider in the NPPES registry on April 21, 2013.
Where is Rebecca Flanagan located?
Rebecca Flanagan practices at 4601 Dale Rd, Modesto, CA 95356. The listed phone number is (209) 401-5279.
What is Rebecca Flanagan's specialty?
The primary specialty registered for this NPI is Hospitalist with taxonomy code 208M00000X.
Is Rebecca Flanagan enrolled in Medicare?
Yes. Rebecca Flanagan 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 Rebecca Flanagan's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Rebecca Flanagan reassigns Medicare benefits to Permanente Medical Group Inc (Stockton, 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 Rebecca Flanagan'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 Rebecca Flanagan was last updated on December 21, 2021. 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.
# Dr. Rebecca Flanagan, D.O. · NPI 1326482357
Hospitalist physician in Modesto, California. Individual provider, active in the CMS NPPES registry since April 21, 2013.
## Identity
- **NPI:** 1326482357 (Entity type: Individual)
- **Enumerated:** April 21, 2013
- **Primary specialty:** Hospitalist · taxonomy 208M00000X
- **State license:** 20A13864 (California)
- **Sole proprietor:** No
## Practice location
- **Address:** 4601 DALE RD, Modesto, CA 95356-9718
- **Phone:** (209) 401-5279
## 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:** Permanente Medical Group Inc (NPI 1548343510, Stockton, CA), under Medicare reassignment (form CMS-855R) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Other, class of 2013
## Record status
- **NPPES last updated:** December 21, 2021
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Source: [NPI Profile](https://npiprofile.com/npi/1326482357) · Data from the CMS NPPES public registry.