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NANCY E. SISKOWIC NP, CNS
NPI 1114133576
Nurse Practitioner - Psychiatric/Mental Health in Rolling Hills Estates, CA

Active since May 15, 2007Opted out of Medicare · through Apr 1, 2027
608 SILVER SPUR RD, SUITE 270, ROLLING HILLS ESTATES, CA 90274(310) 872-4640(310) 375-8415 Get Directions Write a Review

NPPES record last updated: July 8, 2007. Verified against the NPPES registry weekly; last sync: July 19, 2026.

About Nancy E. Siskowic Np, Cns NPPES

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

NANCY E. SISKOWIC NP, CNS (NPI 1114133576) is an individual psychiatric/mental health provider in Rolling Hills Estates, California, licensed in California (RN139580) and active in the NPI registry since May 2007. She has opted out of Medicare through April 1, 2027 and remains eligible to order and refer.

NPPES Registry Identity

NPI1114133576
Entity TypeIndividualFemale
Primary Taxonomy363LP0808X
Provider Legal NameNANCY E. SISKOWICCredential: NP, CNS
Location Address608 SILVER SPUR RD, SUITE 270Rolling Hills Estates, CA 90274-3602
Mailing Address720 Via SomontePalos Verdes Estates, CA 90274-1629 · (310) 375-8414 · Fax (310) 375-8415
Phone(310) 872-4640
Fax(310) 375-8415
Sole ProprietorYes
Enumeration DateMay 15, 2007
Last NPPES UpdateJuly 8, 2007
✔ NPI 1114133576 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyNurse Practitioner · Psychiatric/Mental HealthPhysician Assistants & Advanced Practice Nursing Providers
Taxonomy Code363LP0808X
License✔ Licensed in CA · RN139580
608 SILVER SPUR RD, Rolling Hills Estates, CA 90274
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Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

ⓘ

Opted out of Medicare

Nancy E. Siskowic Np, Cns has filed a Medicare opt-out affidavit. Services are provided under private contract between the provider and the patient, and are not billed to or reimbursed by Medicare. The opt-out is on file from April 1, 2019 through April 1, 2027.

Opt-Out Effective DateApril 1, 2019
Opt-Out In Effect ThroughApril 1, 2027Opt-out affidavits renew automatically every two years unless cancelled
Eligible to Order & Refer✔ Part B Labs & Imaging✔ Durable Medical Equipment✔ Home Health Agency✔ Power Mobility DevicesAn opted-out provider can still order and refer for Medicare patients in the categories marked above, even though their own services are not covered.

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 90274 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
$109.96 typical visit price
range $20.84 – $153.61
Typical copayment $27.49 (range $5.21 – $38.40)
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.

Frequently Asked Questions

What is Nancy Siskowic's NPI number?

The NPI number assigned to this healthcare provider is 1114133576, enumerated as an "individual" on May 15, 2007.

Where is the provider located?

The provider is located at 608 SILVER SPUR RD SUITE 270 ROLLING HILLS ESTATES, CA 90274 and the phone number is (310) 872-4640.

What is the provider's specialty?

Nurse Practitioner with taxonomy code 363LP0808X and a focus in Psychiatric/Mental Health.