Recently Updated NPI Information — some details in this NPI profile have been updated in the NPI registry within the last 60 days.

DR. LUIZA PORTNOFF D.D.S
NPI 1003235169
Dentist - Oral and Maxillofacial Surgery in Santa Clarita, CA

Q: What is Luiza Portnoff's NPI number?

The NPI number for Luiza Portnoff is 1003235169. It was assigned to this individual provider in the NPPES registry on April 15, 2014.

Q: What is Luiza Portnoff's specialty?

The primary specialty registered for this NPI is Dentist, specializing in Oral and Maxillofacial Surgery, with taxonomy code 1223S0112X.

Q: When was this NPI record last updated?

The NPPES record for Luiza Portnoff was last updated on July 15, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 35 days 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 April 15, 2014PECOS Enrolled

23453 LYONS AVE, SANTA CLARITA, CA 91355(661) 656-4545 Get Directions Write a Review

NPPES record last updated: July 15, 2026. Verified against the NPPES registry weekly; last sync: August 16, 2026.

Record update history: Jul 15, 2026, Apr 24, 2019, Oct 30, 2018 (3 updates tracked since 2018).

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About Dr. Luiza Portnoff D.d.s NPPES

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

DR. LUIZA PORTNOFF D.D.S (NPI 1003235169) is an individual oral and maxillofacial surgery provider in Santa Clarita, California, licensed in California (63572) and active in the NPI registry since April 2014. She is enrolled in Medicare PECOS.

NPPES Registry Identity

NPI1003235169

Entity TypeIndividualFemale

Primary Taxonomy1223S0112X

Provider Legal NameDR. LUIZA PORTNOFFCredential: D.D.S

Location Address23453 LYONS AVESanta Clarita, CA 91355-3028

Mailing Address23453 Lyons AveSanta Clarita, CA 91355-3028 · (661) 656-4545

Phone(661) 656-4545

Sole ProprietorNo

Enumeration DateApril 15, 2014

Last NPPES UpdateJuly 15, 20263 updates tracked since enumeration

NPPES CertifiedJuly 15, 2026

✔ NPI 1003235169 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyDentist · Oral and Maxillofacial SurgeryDental Providers

Taxonomy Code1223S0112X

License✔ Licensed in CA · 63572

Definition

An oral and maxillofacial surgery dentist specialized in the diagnosis, surgical and adjunctive treatment of diseases, injuries and defects involving both the functional and esthetic aspects of the hard and soft tissues of the oral and maxillofacial region.

23453 LYONS AVE, Santa Clarita, CA 91355

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Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Anthem Blue Cross and Blue Shield, BEST Life, Blue Cross and Blue Shield of Montana and more.Insurance ›

Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Dr. Luiza Portnoff D.d.s 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 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.

New Patient

$96.36 typical visit price

range $62.96 – $187.60

Typical copayment $24.09 (range $15.74 – $46.90)

Most-billed visit code 99203

Established Patient

$77.96 typical visit price

range $20.84 – $153.61

Typical copayment $19.49 (range $5.21 – $38.40)

Most-billed visit code 99213

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

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

KIMBERLY MARTINEZ

Behavior Technician

23453 LYONS AVE
VALENCIA, CA 91355

Los Angeles County (661) 702-0166

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 Luiza Portnoff's NPI number?

The NPI number for Luiza Portnoff is 1003235169. It was assigned to this individual provider in the NPPES registry on April 15, 2014.

Where is Luiza Portnoff located?

Luiza Portnoff practices at 23453 Lyons Ave, Santa Clarita, CA 91355. The listed phone number is (661) 656-4545.

What is Luiza Portnoff's specialty?

The primary specialty registered for this NPI is Dentist, specializing in Oral and Maxillofacial Surgery, with taxonomy code 1223S0112X.

Is Luiza Portnoff enrolled in Medicare?

Yes. Luiza Portnoff is registered in the Medicare PECOS enrollment system.

What insurance does Luiza Portnoff accept?

Health plans from Anthem Blue Cross and Blue Shield, BEST Life, Blue Cross and Blue Shield of Montana, Blue Cross and Blue Shield of Oklahoma and Blue Cross and Blue Shield of Texas and 6 other insurers list Luiza Portnoff as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.

When was this NPI record last updated?

The NPPES record for Luiza Portnoff was last updated on July 15, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 35 days 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.