MARTA E. ALVAREZ MD
NPI 1437262193
Emergency Medicine in Redding, CA
About Marta E. Alvarez Md NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
MARTA E. ALVAREZ MD (NPI 1437262193) is an individual emergency medicine provider in Redding, California, licensed in California (G80196) and active in the NPI registry since August 2006. She is enrolled in Medicare PECOS, maintains 2 additional practice locations, and is a graduate of University Of Southern California Keck School Of Medicine (1993).
NPPES Registry Identity
Specialties & Licenses
Secondary Practice Locations 2
Other Identifiers 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
Marta E. Alvarez 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
5Medicare enrollment records show Marta Alvarez reassigns Medicare billing to 5 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Redding, CA 96001
- Reassigned Medicare billing, California enrollment
Redding, CA 96001
- Reassigned Medicare billing, California enrollment
- 30 clinicians in this Medicare group
Redding, CA 96001
- Reassigned Medicare billing, California enrollment
- 23 clinicians in this Medicare group
Redding, CA 96001
- Reassigned Medicare billing, California enrollment
- 63 clinicians in this Medicare group
Chico, CA 95926
- Reassigned Medicare billing, California enrollment
- 19 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 15
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 96001 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.
Referred Medical Equipment & Supplies CMS DME claims 7
Durable medical equipment, devices and supplies this provider ordered from DME suppliers for patients, from Medicare fee-for-service claims.
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.
REDDING, CA 96001
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 Marta Alvarez's NPI number?
The NPI number for Marta Alvarez is 1437262193. It was assigned to this individual provider in the NPPES registry on August 16, 2006.
Where is Marta Alvarez located?
Marta Alvarez practices at 2175 Rosaline Ave, Redding, CA 96001. The listed phone number is (530) 245-4801.
What is Marta Alvarez's specialty?
The primary specialty registered for this NPI is Emergency Medicine with taxonomy code 207P00000X.
Is Marta Alvarez enrolled in Medicare?
Yes. Marta Alvarez 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 Marta Alvarez's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Marta Alvarez reassigns Medicare benefits to 5 organizations: Marta E Alvarez MD PC (Redding, CA), Cardinal Emergency Providers Professional Corporation (Redding, CA), Shasta Emergency Medical Associates Inc (Redding, CA), Trinity Emergency Physicians (Redding, CA) and Enloe Medical Center (Chico, 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 Marta Alvarez'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 Marta Alvarez was last updated on December 7, 2023. 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.
# Marta E. Alvarez, MD · NPI 1437262193
Emergency Medicine physician in Redding, California. Individual provider, active in the CMS NPPES registry since August 16, 2006.
## Identity
- **NPI:** 1437262193 (Entity type: Individual)
- **Enumerated:** August 16, 2006
- **Primary specialty:** Emergency Medicine · taxonomy 207P00000X
- **State license:** G80196 (California)
- **Sole proprietor:** No
## Practice location
- **Address:** 2175 ROSALINE AVE, Redding, CA 96001-2549
- **Phone:** (530) 245-4801 · **Fax:** (530) 229-3703
## 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:** 5 organizations under Medicare reassignment (form CMS-855R): Marta E Alvarez MD PC (NPI 1295253334, Redding, CA); Cardinal Emergency Providers Professional Corporation (NPI 1356226690, Redding, CA); Shasta Emergency Medical Associates Inc (NPI 1356030563, Redding, CA); Trinity Emergency Physicians (NPI 1508605635, Redding, CA); Enloe Medical Center (NPI 1164885604, Chico, CA) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** University Of Southern California Keck School Of Medicine, class of 1993
## Record status
- **NPPES last updated:** December 7, 2023
- **Other identifiers:** Medicaid 00G801960 (CA)
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Source: [NPI Profile](https://npiprofile.com/npi/1437262193) · Data from the CMS NPPES public registry.