STEPHANIE ANN WESTERFIELD PMHNP-BC
NPI 1437453297
Nurse Practitioner - Psychiatric/Mental Health in Van Nuys, CA

Q: What is Stephanie Westerfield's NPI number?

The NPI number for Stephanie Westerfield is 1437453297. It was assigned to this individual provider in the NPPES registry on January 7, 2011.

Q: What is Stephanie Westerfield's specialty?

The primary specialty registered for this NPI is Nurse Practitioner, specializing in Psychiatric/Mental Health, with taxonomy code 363LP0808X.

Active since January 07, 2011PECOS Enrolled

16360 ROSCOE BLVD, 2ND FLOOR, VAN NUYS, CA 91406(818) 901-4830 Get Directions Write a Review

NPPES record last updated: November 13, 2015. Verified against the NPPES registry weekly; last sync: August 02, 2026.

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About Stephanie Ann Westerfield Pmhnp-bc NPPES

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

STEPHANIE ANN WESTERFIELD PMHNP-BC (NPI 1437453297) is an individual psychiatric/mental health provider in Van Nuys, California, licensed in California (NP23786) and active in the NPI registry since January 2011. She is enrolled in Medicare PECOS.

NPPES Registry Identity

NPI1437453297

Entity TypeIndividualFemale

Primary Taxonomy363LP0808X

Provider Legal NameSTEPHANIE ANN WESTERFIELDCredential: PMHNP-BC

Location Address16360 ROSCOE BLVD, 2ND FLOORVan Nuys, CA 91406-1219

Mailing Address16360 Roscoe Blvd, 2nd FloorVan Nuys, CA 91406-1219 · (818) 901-4830

Phone(818) 901-4830

Sole ProprietorNo

Enumeration DateJanuary 7, 2011

Last NPPES UpdateNovember 13, 2015

✔ NPI 1437453297 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 · NP23786

16360 ROSCOE BLVD, Van Nuys, CA 91406

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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)

Stephanie Ann Westerfield Pmhnp-bc 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.

Areas of Expertise CMS Part B claims 2

Services this provider delivered to Medicare fee-for-service patients, from the CMS Medicare utilization data. Higher counts generally reflect more experience with a service; care delivered outside Medicare is not included.

Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 99232

Follow-up hospital inpatient care involves daily check-ups while you're admitted in the hospital. Typically, a healthcare provider spends about 25 minutes each day reviewing your condition, adjusting treatment if needed, and answering any questions you might have.

44 services22 patients

Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes 99233

Follow-up hospital inpatient care per day typically involves a 35-minute check-up by your healthcare provider. This service includes monitoring your health progress, adjusting your treatment plan if needed, and answering any questions you may have about your condition or care.

26 services13 patients

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 91406 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.

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.

MS. RHONDA JEANNE ROCK

Rehabilitation Practitioner

16360 ROSCOE BLVD, 2ND FLOOR
VAN NUYS, CA 91406

Los Angeles County (818) 901-4830

LETICIA BERNABE

Marriage & Family Therapist

16360 ROSCOE BLVD
VAN NUYS, CA 91406

Los Angeles County (818) 908-4999

KATRINA SANCHEZ

Licensed Vocational Nurse

16360 ROSCOE BLVD
VAN NUYS, CA 91406

Los Angeles County

KIMBERLEE WAGNER LVN

Licensed Vocational Nurse

16360 ROSCOE BLVD, 2ND FLOOR
VAN NUYS, CA 91406

Los Angeles County (818) 901-4830

KATRINA SANCHEZ

Licensed Vocational Nurse

16360 ROSCOE BLVD
VAN NUYS, CA 91406

Los Angeles County (818) 901-4830

KALLEOPE RHEA TOMPROS ACSW

Social Worker (Clinical)

16360 ROSCOE BLVD
VAN NUYS, CA 91406

Los Angeles County (818) 908-4999

TAYLOR KAMEMOTO

Student in an Organized Health Care Education/Training Program

16360 ROSCOE BLVD
VAN NUYS, CA 91406

Los Angeles County (818) 989-7475

MS. CHARLENE OVID-GRANT

Licensed Vocational Nurse

16360 ROSCOE BLVD
VAN NUYS, CA 91406

Los Angeles County (818) 901-4830

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 Stephanie Westerfield's NPI number?

The NPI number for Stephanie Westerfield is 1437453297. It was assigned to this individual provider in the NPPES registry on January 7, 2011.

Where is Stephanie Westerfield located?

Stephanie Westerfield practices at 16360 Roscoe Blvd 2nd Floor, Van Nuys, CA 91406. The listed phone number is (818) 901-4830.

What is Stephanie Westerfield's specialty?

The primary specialty registered for this NPI is Nurse Practitioner, specializing in Psychiatric/Mental Health, with taxonomy code 363LP0808X.

Is Stephanie Westerfield enrolled in Medicare?

Yes. Stephanie Westerfield is registered in the Medicare PECOS enrollment system.

When was this NPI record last updated?

The NPPES record for Stephanie Westerfield was last updated on November 13, 2015. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 10 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.