CATHY STEIRN
NPI 1356428015
Nurse Practitioner - Family in Martinez, CA

Q: What is Cathy Steirn's NPI number?

The NPI number for Cathy Steirn is 1356428015. It was assigned to this individual provider in the NPPES registry on November 1, 2006.

Q: What is Cathy Steirn's specialty?

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

Q: When was this NPI record last updated?

The NPPES record for Cathy Steirn was last updated on July 8, 2007. NPI Profile syncs with the weekly NPPES data releases published by CMS.

Active since November 01, 2006PECOS Enrolled

2500 ALHAMBRA AVE, MARTINEZ, CA 94553(925) 370-5110(925) 370-5142 Get Directions Write a Review

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

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About Cathy Steirn NPPES

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

CATHY STEIRN (NPI 1356428015) is an individual family provider in Martinez, California, licensed in California (RN232217) and active in the NPI registry since November 2006. She is enrolled in Medicare PECOS.

NPPES Registry Identity

NPI1356428015

Entity TypeIndividualFemale

Primary Taxonomy363LF0000X

Provider Legal NameCATHY STEIRN

Location Address2500 ALHAMBRA AVEMartinez, CA 94553-3156

Mailing Address50 Douglas DrMartinez, CA 94553-4098 · (925) 957-5429 · Fax (925) 957-5401

Phone(925) 370-5110

Fax(925) 370-5142

Sole ProprietorYes

Enumeration DateNovember 1, 2006

Last NPPES UpdateJuly 8, 2007

✔ NPI 1356428015 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 · RN232217

2500 ALHAMBRA AVE, Martinez, CA 94553

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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)

Cathy Steirn 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 94553 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

$104.51 typical visit price

range $69.00 – $202.35

Typical copayment $26.12 (range $17.25 – $50.58)

Most-billed visit code 99203

Established Patient

$119.48 typical visit price

range $23.44 – $166.46

Typical copayment $29.87 (range $5.86 – $41.61)

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.