DR. COURTNEY STEWART MD
NPI 1326400557
Family Medicine in Eureka, CA
About Dr. Courtney Stewart Md NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DR. COURTNEY STEWART MD (NPI 1326400557) is an individual family medicine provider in Eureka, California, licensed in California (A151596) and active in the NPI registry since March 2016. She is enrolled in Medicare PECOS, is affiliated with Straub Clinic And Hospital, and maintains 2 additional practice locations.
NPPES Registry Identity
Specialties & Licenses
Secondary Practice Locations 2
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. Courtney Stewart Md 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 Courtney Stewart reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.
Honolulu, HI 96813
- Reassigned Medicare billing, Hawaii enrollment
- 664 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 4
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.
Hospital Affiliations CMS Care Compare 2
Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.
Straub Clinic And Hospital
Acute Care Hospitals · Honolulu, HIKapiolani Medical Center For Women & Children
Childrens · Honolulu, HIPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 95501 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.
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 Courtney Stewart's NPI number?
The NPI number for Courtney Stewart is 1326400557. It was assigned to this individual provider in the NPPES registry on March 26, 2016.
Where is Courtney Stewart located?
Courtney Stewart practices at 2350 Buhne St Ste A, Eureka, CA 95501. The listed phone number is (707) 443-4593.
What is Courtney Stewart's specialty?
The primary specialty registered for this NPI is Family Medicine with taxonomy code 207Q00000X.
Is Courtney Stewart enrolled in Medicare?
Yes. Courtney Stewart 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 Courtney Stewart's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Courtney Stewart reassigns Medicare benefits to Straub Clinic & Hospital (Honolulu, HI). 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 Courtney Stewart's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Courtney Stewart accept?
Health plans from Imperial Insurance Companies, Inc. and Kaiser Permanente list Courtney Stewart 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 Courtney Stewart affiliated with any hospitals?
According to CMS data, Courtney Stewart is affiliated with Straub Clinic And Hospital and Kapiolani Medical Center For Women & Children.
When was this NPI record last updated?
The NPPES record for Courtney Stewart was last updated on March 11, 2020. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 6 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. Courtney Stewart, MD · NPI 1326400557
Family Medicine physician in Eureka, California. Individual provider, active in the CMS NPPES registry since March 26, 2016.
## Identity
- **NPI:** 1326400557 (Entity type: Individual)
- **Enumerated:** March 26, 2016
- **Primary specialty:** Family Medicine · taxonomy 207Q00000X
- **State license:** A151596 (California)
- **Sole proprietor:** No
## Practice location
- **Address:** 2350 BUHNE ST STE A, Eureka, CA 95501-3205
- **Phone:** (707) 443-4593 · **Fax:** (707) 269-7116
## 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:** Straub Clinic & Hospital (NPI 1457306508, Honolulu, HI), under Medicare reassignment (form CMS-855R) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** University Of Rochester School Of Medicine And Dentistry, class of 2016
## Record status
- **NPPES last updated:** March 11, 2020
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Source: [NPI Profile](https://npiprofile.com/npi/1326400557) · Data from the CMS NPPES public registry.