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MS. SANDRA LEIJA VALENZUELA NP-C
NPI 1356657993
Nurse Practitioner in Fontana, CA

Active since August 20, 2010PECOS Enrolled
9961 SIERRA AVE, FONTANA, CA 92335(909) 427-5000(909) 427-4670 Get Directions Write a Review

NPPES record last updated: October 23, 2021. Verified against the NPPES registry weekly; last sync: August 09, 2026.

About Ms. Sandra Leija Valenzuela Np-c NPPES

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

MS. SANDRA LEIJA VALENZUELA NP-C (NPI 1356657993) is an individual nurse practitioner in Fontana, California, licensed in California (NP 18501) and active in the NPI registry since August 2010. She is enrolled in Medicare PECOS.

NPPES Registry Identity

NPI1356657993
Entity TypeIndividualFemale
Primary Taxonomy363L00000X
Provider Legal NameMS. SANDRA LEIJA VALENZUELACredential: NP-C
Location Address9961 SIERRA AVEFontana, CA 92335-6720
Mailing Address9961 Sierra AveFontana, CA 92335-6720
Phone(909) 427-5000
Fax(909) 427-4670
Sole ProprietorYes
Enumeration DateAugust 20, 2010
Last NPPES UpdateOctober 23, 2021
NPPES CertifiedOctober 23, 2021
✔ NPI 1356657993 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyNurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers
Taxonomy Code363L00000X
License✔ Licensed in CA · NP 18501
Definition
(1) A registered nurse provider with a graduate degree in nursing prepared for advanced practice involving independent and interdependent decision making and direct accountability for clinical judgment across the health care continuum or in a certified specialty. (2) A registered nurse who has completed additional training beyond basic nursing education and who provides primary health care services in accordance with state nurse practice laws or statutes. Tasks performed by nurse practitioners vary with practice requirements mandated by geographic, political, economic, and social factors. Nurse practitioner specialists include, but are not limited to, family nurse practitioners, gerontological nurse practitioners, pediatric nurse practitioners, obstetric-gynecologic nurse practitioners, and school nurse practitioners.
9961 SIERRA AVE, Fontana, CA 92335
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Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Ms. Sandra Leija Valenzuela Np-c 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.

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 92335 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
$91.88 typical visit price
range $59.60 – $179.42
Typical copayment $22.97 (range $14.90 – $44.85)
Most-billed visit code 99203
Established Patient
$104.64 typical visit price
range $19.37 – $146.42
Typical copayment $26.16 (range $4.84 – $36.60)
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.

SHEILA ANN VANALLEN PT
Physical Therapist
9961 SIERRA AVE, BUILDING 3A
FONTANA, CA 92335
San Bernardino County (909) 427-7727
MR. JAMES DAVID KILLEEN III M.D.
Pediatrics
9961 SIERRA AVE, KAISER PERMANENTE FONTANA - PEDIATRICS
FONTANA, CA 92335
San Bernardino County (909) 427-6960
MR. DHIRESH N PATEL RPH
Pharmacist
9961 SIERRA AVE
FONTANA, CA 92335
San Bernardino County (909) 302-8018
MS. STELLA MARIS CARLOS R.D.
Dietitian, Registered
9961 SIERRA AVE
FONTANA, CA 92335
San Bernardino County (909) 472-7185
KADETTE KELLY CRNA
Nurse Anesthetist, Certified Registered
9961 SIERRA AVE
FONTANA, CA 92335
San Bernardino County (909) 427-3910
YAEL STEINFELD NP
Nurse Practitioner
9961 SIERRA AVE
FONTANA, CA 92335
San Bernardino County (909) 427-3910
SCOTT SWARTZ NP
Nurse Practitioner
9961 SIERRA AVE
FONTANA, CA 92335
San Bernardino County (909) 427-3910
ROBERT M. THEAL MD
Family Medicine
9961 SIERRA AVE
FONTANA, CA 92335
San Bernardino County (909) 427-3910

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 Sandra Valenzuela's NPI number?

The NPI number for Sandra Valenzuela is 1356657993. It was assigned to this individual provider in the NPPES registry on August 20, 2010.

Where is Sandra Valenzuela located?

Sandra Valenzuela practices at 9961 Sierra Ave, Fontana, CA 92335. The listed phone number is (909) 427-5000.

What is Sandra Valenzuela's specialty?

The primary specialty registered for this NPI is Nurse Practitioner with taxonomy code 363L00000X.

Is Sandra Valenzuela enrolled in Medicare?

Yes. Sandra Valenzuela is registered in the Medicare PECOS enrollment system.

When was this NPI record last updated?

The NPPES record for Sandra Valenzuela was last updated on October 23, 2021. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 4 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.