ROXANA YAQUELINE HIXSON MD
NPI 1215274667
Internal Medicine - Pulmonary Disease in Valencia, CA
About Roxana Yaqueline Hixson Md NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
ROXANA YAQUELINE HIXSON MD (NPI 1215274667) is an individual pulmonary disease provider in Valencia, California, licensed in California (A141254) and active in the NPI registry since January 2013. She is enrolled in Medicare PECOS, maintains a secondary practice location in Los Angeles, and is a graduate of University Of California, Davis School Of Medicine (2014).
NPPES Registry Identity
Specialties & Licenses 2
Other Names 1
Secondary Practice Location 1
Group Practice 1
Medicare Participation & PECOS CMS
Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.
Medicare Enrollment Status
Enrolled in Medicare (PECOS)
Roxana Yaqueline Hixson Md is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).
Medicare Billing Reassignment
Medicare enrollment records show Roxana Hixson reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.
Sylmar, CA 91342
- Reassigned Medicare billing, California enrollment
- Medicare enrollment name: County Of Los Angeles
- 1,939 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 3
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 91355 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.
Referred Medical Equipment & Supplies CMS DME claims 8
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 13
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 Roxana Hixson's NPI number?
The NPI number for Roxana Hixson is 1215274667. It was assigned to this individual provider in the NPPES registry on January 4, 2013. The provider is also known as Roxana Yaqueline Cortes Lopez MD.
Where is Roxana Hixson located?
Roxana Hixson practices at 25775 Mcbean Pkwy Ste 215, Valencia, CA 91355. The listed phone number is (661) 753-5464.
What is Roxana Hixson's specialty?
The primary specialty registered for this NPI is Internal Medicine, specializing in Pulmonary Disease, with taxonomy code 207RP1001X.
Is Roxana Hixson enrolled in Medicare?
Yes. Roxana Hixson is registered in the Medicare PECOS enrollment system.
Which organization bills Medicare for Roxana Hixson's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Roxana Hixson reassigns Medicare benefits to County Of Los Angeles Auditor Controller (Sylmar, CA). 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 Roxana Hixson'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 Roxana Hixson was last updated on October 8, 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.
# Roxana Yaqueline Hixson, MD · NPI 1215274667
Pulmonary Disease physician in Valencia, California. Individual provider, active in the CMS NPPES registry since January 4, 2013.
## Identity
- **NPI:** 1215274667 (Entity type: Individual)
- **Enumerated:** January 4, 2013
- **Primary specialty:** Internal Medicine - Pulmonary Disease · taxonomy 207RP1001X
- **State license:** A141254 (California)
- **Sole proprietor:** Yes
## Practice location
- **Address:** 25775 MCBEAN PKWY STE 215, Valencia, CA 91355-3703
- **Phone:** (661) 753-5464 · **Fax:** (661) 753-5466
## Medicare
- **Medicare:** Enrolled in Medicare (PECOS)
- **Ordering & referring:** eligible for Part B labs & imaging, durable medical equipment, home health, power mobility devices
- **Bills Medicare through:** County Of Los Angeles Auditor Controller (NPI 1134159320, Sylmar, CA), under Medicare reassignment (form CMS-855R) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** University Of California, Davis School Of Medicine, class of 2014
## Record status
- **NPPES last updated:** October 8, 2020
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Source: [NPI Profile](https://npiprofile.com/npi/1215274667) · Data from the CMS NPPES public registry.