MAYREN YUDITH GUZMAN-DIAZ
NPI 1952293771
Nurse Practitioner - Family in Bakersfield, CA

Active since July 16, 2025PECOS Enrolled
5401 WHITE LN, BAKERSFIELD, CA 93309(661) 396-7100 Get Directions Write a Review

NPPES record last updated: September 23, 2025. Verified against the NPPES registry weekly; last sync: October 25, 2026.

About Mayren Yudith Guzman-diaz NPPES

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

MAYREN YUDITH GUZMAN-DIAZ (NPI 1952293771) is an individual family provider in Bakersfield, California, licensed in California (NPF95035319) and active in the NPI registry since July 2025. She is enrolled in Medicare PECOS and is a graduate of Other (2025).

NPPES Registry Identity

NPI1952293771
Entity TypeIndividualFemale
Primary Taxonomy363LF0000X
Provider Legal NameMAYREN YUDITH GUZMAN-DIAZ
Location Address5401 WHITE LNBakersfield, CA 93309-6279
Mailing Address10423 Mustang Peak DrBakersfield, CA 93311-8916 · (661) 900-3853
Sole ProprietorYes
Medical School CMSOtherGraduated 2025
Enumeration DateJuly 16, 2025
Last NPPES UpdateSeptember 23, 2025
NPPES CertifiedSeptember 23, 2025
✔ NPI 1952293771 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyNurse Practitioner · FamilyPhysician Assistants & Advanced Practice Nursing Providers
Taxonomy Code363LF0000X
License✔ Licensed in CA · NPF95035319
5401 WHITE LN, Bakersfield, CA 93309

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Mayren Yudith Guzman-diaz is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

PECOS PAC ID9638676117
PECOS Enrollment IDI20251009003174
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.

Medicare Billing Reassignment

Medicare enrollment records show Mayren Guzman-diaz reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.

Nephrology
3933 COFFEE RD, SUITE B
Bakersfield, CA 93308
  • Reassigned Medicare billing, California enrollment
  • 13 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 93309 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.

New Patient
$91.09 typical visit price
range $59.26 – $178.09
Typical copayment $22.77 (range $14.81 – $44.52)
Most-billed visit code 99203
Established Patient
$104.09 typical visit price
range $19.34 – $145.64
Typical copayment $26.02 (range $4.83 – $36.41)
Most-billed visit code 99214
Amounts reflect what Medicare beneficiaries in this ZIP area are typically charged for office visits. Patients with other coverage should check their individual plans.

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.

Clinic/Center (Primary Care)
5401 WHITE LN
BAKERSFIELD, CA 93309
Nurse Practitioner (Family)
5401 WHITE LN
BAKERSFIELD, CA 93309
Nurse Practitioner (Family)
5401 WHITE LN
BAKERSFIELD, CA 93309
Internal Medicine (Nephrology)
5401 WHITE LN
BAKERSFIELD, CA 93309
Nurse Practitioner
5401 WHITE LN
BAKERSFIELD, CA 93309
Clinic/Center (Primary Care)
5401 WHITE LN
BAKERSFIELD, CA 93309
Clinic/Center (Urgent Care)
5401 WHITE LN
BAKERSFIELD, CA 93309
Nurse Practitioner (Family)
5401 WHITE LN
BAKERSFIELD, CA 93309

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 Mayren Guzman-diaz's NPI number?

The NPI number for Mayren Guzman-diaz is 1952293771. It was assigned to this individual provider in the NPPES registry on July 16, 2025.

Where is Mayren Guzman-diaz located?

Mayren Guzman-diaz practices at 5401 White Ln, Bakersfield, CA 93309. The listed phone number is (661) 396-7100.

What is Mayren Guzman-diaz's specialty?

The primary specialty registered for this NPI is Nurse Practitioner, specializing in Family, with taxonomy code 363LF0000X.

Is Mayren Guzman-diaz enrolled in Medicare?

Yes. Mayren Guzman-diaz is registered in the Medicare PECOS enrollment system.

Which organization bills Medicare for Mayren Guzman-diaz's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Mayren Guzman-diaz reassigns Medicare benefits to Nephrology Medical Group Of Bakersfield Inc (Bakersfield, 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 Mayren Guzman-diaz'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 Mayren Guzman-diaz was last updated on September 23, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 13 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.