DR. RACHEL CHAMBERLAIN DO
NPI 1902293277
Obstetrics & Gynecology in Bishop, CA
About Dr. Rachel Chamberlain Do NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DR. RACHEL CHAMBERLAIN DO (NPI 1902293277) is an individual obstetrics & gynecology provider in Bishop, California, licensed in California (20A18440) and active in the NPI registry since April 2015. She is enrolled in Medicare PECOS, is affiliated with Billings Clinic, and is a graduate of Nova Southeastern College Of Osteo Medicine (2015).
NPPES Registry Identity
Specialties & Licenses
Accepted Insurance
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. Rachel Chamberlain 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 Reassignments
4Medicare enrollment records show Rachel Chamberlain reassigns Medicare billing to 4 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Lompoc, CA 93436
- Reassigned Medicare billing, California enrollment
- 117 clinicians in this Medicare group
Chico, CA 95926
- Reassigned Medicare billing, California enrollment
- 48 clinicians in this Medicare group
West Yellowstone, MT 59758
- Reassigned Medicare billing, Montana enrollment
- Medicare enrollment name: Billings Clinic
- 1,264 clinicians in this Medicare group
Glendive, MT 59330
- Reassigned Medicare billing, Montana enrollment
- 53 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.
Hospital Affiliations CMS Care Compare 2
Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.
Billings Clinic
Acute Care Hospitals · Billings, MTGlendive Medical Center
Critical Access Hospitals · Glendive, MTPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 93514 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 15
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
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 Rachel Chamberlain's NPI number?
The NPI number for Rachel Chamberlain is 1902293277. It was assigned to this individual provider in the NPPES registry on April 23, 2015.
Where is Rachel Chamberlain located?
Rachel Chamberlain practices at 153 Pioneer Ln Ste B, Bishop, CA 93514. The listed phone number is (760) 873-2602.
What is Rachel Chamberlain's specialty?
The primary specialty registered for this NPI is Obstetrics & Gynecology with taxonomy code 207V00000X.
Is Rachel Chamberlain enrolled in Medicare?
Yes. Rachel Chamberlain 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 organizations bill Medicare for Rachel Chamberlain's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Rachel Chamberlain reassigns Medicare benefits to 4 organizations: Lompoc Valley Medical Center (Lompoc, CA), Enloe Medical Center (Chico, CA), Billings Cinic (West Yellowstone, MT) and Gabert Medical Services, Inc (Glendive, MT). Each 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 Rachel Chamberlain's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Rachel Chamberlain accept?
Health plans from Blue Cross and Blue Shield of Montana, Mountain Health CO-OP, PacificSource Health Plans and Providence Health Plan list Rachel Chamberlain as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.
Is Rachel Chamberlain affiliated with any hospitals?
According to CMS data, Rachel Chamberlain is affiliated with Billings Clinic and Glendive Medical Center.
When was this NPI record last updated?
The NPPES record for Rachel Chamberlain was last updated on August 29, 2024. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 2 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. Rachel Chamberlain, DO · NPI 1902293277
Obstetrics & Gynecology physician in Bishop, California. Individual provider, active in the CMS NPPES registry since April 23, 2015.
## Identity
- **NPI:** 1902293277 (Entity type: Individual)
- **Enumerated:** April 23, 2015
- **Primary specialty:** Obstetrics & Gynecology · taxonomy 207V00000X
- **State license:** 20A18440 (California)
- **Sole proprietor:** No
## Practice location
- **Address:** 153 PIONEER LN STE B, Bishop, CA 93514-2517
- **Phone:** (760) 873-2602
## 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:** 4 organizations under Medicare reassignment (form CMS-855R): Lompoc Valley Medical Center (NPI 1649282856, Lompoc, CA); Enloe Medical Center (NPI 1023420726, Chico, CA); Billings Cinic (NPI 1710600119, West Yellowstone, MT); Gabert Medical Services, Inc (NPI 1336158930, Glendive, MT) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Nova Southeastern College Of Osteo Medicine, class of 2015
## Record status
- **NPPES last updated:** August 29, 2024
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Source: [NPI Profile](https://npiprofile.com/npi/1902293277) · Data from the CMS NPPES public registry.