LISA DITOMASO DO
NPI 1750843397
Emergency Medicine in Yreka, CA
About Lisa Ditomaso Do NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
LISA DITOMASO DO (NPI 1750843397) is an individual emergency medicine provider in Yreka, California, licensed in California (20A19666) and active in the NPI registry since April 2019. She is enrolled in Medicare PECOS, is affiliated with Southern Coos Hospital & Health Center, and maintains a secondary practice location in Cottage Grove.
NPPES Registry Identity
Specialties & Licenses
Other Names 1
Secondary Practice Location 1
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
Lisa Ditomaso 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 Lisa Ditomaso reassigns Medicare billing to 4 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Yreka, CA 96097
- Reassigned Medicare billing, California enrollment
- Also billed through NPI 1093892275 (California)
- 64 clinicians in this Medicare group
Redding, CA 96001
- Reassigned Medicare billing, California enrollment
- 63 clinicians in this Medicare group
Bandon, OR 97411
- Reassigned Medicare billing, Oregon enrollment
- 46 clinicians in this Medicare group
Cottage Grove, OR 97424
- Reassigned Medicare billing, Oregon enrollment
- 113 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
Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.
Southern Coos Hospital & Health Center
Critical Access Hospitals · Bandon, ORPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 96097 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.
YREKA, CA 96097
YREKA, CA 96097
YREKA, CA 96097
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 Lisa Ditomaso's NPI number?
The NPI number for Lisa Ditomaso is 1750843397. It was assigned to this individual provider in the NPPES registry on April 2, 2019. The provider is also known as Lisa Di Tomaso Do.
Where is Lisa Ditomaso located?
Lisa Ditomaso practices at 444 Bruce St, Yreka, CA 96097. The listed phone number is (530) 841-6292.
What is Lisa Ditomaso's specialty?
The primary specialty registered for this NPI is Emergency Medicine with taxonomy code 207P00000X.
Is Lisa Ditomaso enrolled in Medicare?
Yes. Lisa Ditomaso 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 Lisa Ditomaso's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Lisa Ditomaso reassigns Medicare benefits to 4 organizations: Siskiyou Hospital, Inc. (Yreka, CA), Trinity Emergency Physicians (Redding, CA), Southern Coos Health District (Bandon, OR) and Peacehealth (Cottage Grove, OR). 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 Lisa Ditomaso's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
Is Lisa Ditomaso affiliated with any hospitals?
According to CMS data, Lisa Ditomaso is affiliated with Southern Coos Hospital & Health Center.
When was this NPI record last updated?
The NPPES record for Lisa Ditomaso was last updated on July 1, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 3 months 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.
# Lisa Ditomaso, DO · NPI 1750843397
Emergency Medicine physician in Yreka, California. Individual provider, active in the CMS NPPES registry since April 2, 2019.
## Identity
- **NPI:** 1750843397 (Entity type: Individual)
- **Enumerated:** April 2, 2019
- **Primary specialty:** Emergency Medicine · taxonomy 207P00000X
- **State license:** 20A19666 (California)
- **Sole proprietor:** No
## Practice location
- **Address:** 444 BRUCE ST, Yreka, CA 96097-3450
- **Phone:** (530) 841-6292
## 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): Siskiyou Hospital, Inc. (NPI 1952701369, Yreka, CA); Trinity Emergency Physicians (NPI 1508605635, Redding, CA); Southern Coos Health District (NPI 1588684484, Bandon, OR); Peacehealth (NPI 1902892391, Cottage Grove, OR) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Other, class of 2019
## Record status
- **NPPES last updated:** July 1, 2026
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Source: [NPI Profile](https://npiprofile.com/npi/1750843397) · Data from the CMS NPPES public registry.