KAREN CAROTHERS MD
NPI 1619935830
Emergency Medicine in Berkeley, CA
About Karen Carothers Md NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
KAREN CAROTHERS MD (NPI 1619935830) is an individual emergency medicine provider in Berkeley, California, licensed in California (G71913) and active in the NPI registry since May 2006. She is enrolled in Medicare PECOS and is a graduate of Tufts University School Of Medicine (1989).
NPPES Registry Identity
Specialties & Licenses
Other Identifiers 3
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
Karen Carothers 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 Reassignments
2Medicare enrollment records show Karen Carothers reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Berkeley, CA 94702
- Reassigned Medicare billing, California enrollment
- 241 clinicians in this Medicare group
Orinda, CA 94563
- Reassigned Medicare billing, California enrollment
- 10 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.
Physician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 94705 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.
BERKELEY, CA 94705
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 Karen Carothers's NPI number?
The NPI number for Karen Carothers is 1619935830. It was assigned to this individual provider in the NPPES registry on May 4, 2006.
Where is Karen Carothers located?
Karen Carothers practices at 2450 Ashby Ave, Berkeley, CA 94705. The listed phone number is (510) 204-4444.
What is Karen Carothers's specialty?
The primary specialty registered for this NPI is Emergency Medicine with taxonomy code 207P00000X.
Is Karen Carothers enrolled in Medicare?
Yes. Karen Carothers 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 Karen Carothers's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Karen Carothers reassigns Medicare benefits to 2 organizations: Lifelong Medical Care (Berkeley, CA) and California Sports And Orthopaedic (Orinda, CA). 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 Karen Carothers'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 Karen Carothers was last updated on April 7, 2015. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 11 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.
# Karen Carothers, MD · NPI 1619935830
Emergency Medicine physician in Berkeley, California. Individual provider, active in the CMS NPPES registry since May 4, 2006.
## Identity
- **NPI:** 1619935830 (Entity type: Individual)
- **Enumerated:** May 4, 2006
- **Primary specialty:** Emergency Medicine · taxonomy 207P00000X
- **State license:** G71913 (California)
- **Sole proprietor:** No
## Practice location
- **Address:** 2450 ASHBY AVE, Berkeley, CA 94705-2067
- **Phone:** (510) 204-4444
## 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:** 2 organizations under Medicare reassignment (form CMS-855R): Lifelong Medical Care (NPI 1689670002, Berkeley, CA); California Sports And Orthopaedic (NPI 1649433962, Orinda, CA) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Tufts University School Of Medicine, class of 1989
## Record status
- **NPPES last updated:** April 7, 2015
- **Other identifiers:** Medicare UPIN F69396; Medicaid 00G719130 (CA); Medicare ID-Type Unspecified 00G719130 (CA)
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Source: [NPI Profile](https://npiprofile.com/npi/1619935830) · Data from the CMS NPPES public registry.