ROSSLYNN S BYOUS DPA, PAC
NPI 1407904329
Physician Assistant - Medical in Rancho Cucamonga, CA

Q: What is Rosslynn Byous's NPI number?

The NPI number for Rosslynn Byous is 1407904329. It was assigned to this individual provider in the NPPES registry on January 8, 2007.

Q: What is Rosslynn Byous's specialty?

The primary specialty registered for this NPI is Physician Assistant, specializing in Medical, with taxonomy code 363AM0700X.

Q: When was this NPI record last updated?

The NPPES record for Rosslynn Byous was last updated on February 9, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 6 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.

Active since January 08, 2007PECOS Enrolled

9405 FAIRWAY VIEW PL, RANCHO CUCAMONGA, CA 91730(909) 481-7345 Get Directions Write a Review

NPPES record last updated: February 9, 2026. Verified against the NPPES registry weekly; last sync: August 09, 2026.

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About Rosslynn S Byous Dpa, Pac NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

ROSSLYNN S BYOUS DPA, PAC (NPI 1407904329) is an individual medical provider in Rancho Cucamonga, California, licensed in California (11842) and active in the NPI registry since January 2007. She is enrolled in Medicare PECOS and maintains a secondary practice location in Colton.

NPPES Registry Identity

NPI1407904329

Entity TypeIndividualFemale

Primary Taxonomy363AM0700X

Provider Legal NameROSSLYNN S BYOUSCredential: DPA, PAC

Location Address9405 FAIRWAY VIEW PLRancho Cucamonga, CA 91730-0932

Mailing Address3536 Concours, Suite 350Ontario, CA 91764-5585 · (909) 476-7113 · Fax (866) 252-0906

Phone(909) 481-7345

Sole ProprietorNo

Enumeration DateJanuary 8, 2007

Last NPPES UpdateFebruary 9, 2026

NPPES CertifiedFebruary 9, 2026

✔ NPI 1407904329 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyPhysician Assistant · MedicalPhysician Assistants & Advanced Practice Nursing Providers

Taxonomy Code363AM0700X

License✔ Licensed in CA · 11842

Also ListedPhysician AssistantTaxonomy 363A00000X · License PA11842 (CA)

9405 FAIRWAY VIEW PL, Rancho Cucamonga, CA 91730

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Secondary Practice Location 1

Location 12901 N.Tenth Stret, Suite 100Colton, CA 92324 · Phone (909) 264-2500

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, and ordering and referring status from the CMS PECOS system.

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Rosslynn S Byous Dpa, Pac is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

Eligible to Order & Refer✔ Part B Labs & Imaging✔ Durable Medical Equipment✔ Home Health Agency✔ Power Mobility DevicesPer the CMS Ordering and Referring file. Eligibility means Medicare pays claims that this provider orders or refers for these categories.

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.

NESREEN SAAD DPT

Physical Therapist (Orthopedic)