PHILLIP ANDREW OSTERMANN PMHNP
NPI 1689356305
Nurse Practitioner - Psychiatric/Mental Health in Lakewood, CA

Q: What is Phillip Ostermann's NPI number?

The NPI number for Phillip Ostermann is 1689356305. It was assigned to this individual provider in the NPPES registry on August 2, 2023.

Q: What is Phillip Ostermann's specialty?

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

Q: When was this NPI record last updated?

The NPPES record for Phillip Ostermann was last updated on April 29, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 3 months 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 August 02, 2023PECOS Enrolled

6005 BALFERN AVE, LAKEWOOD, CA 90713(562) 537-6731 Get Directions Write a Review

NPPES record last updated: April 29, 2026. Verified against the NPPES registry weekly; last sync: August 16, 2026.

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About Phillip Andrew Ostermann Pmhnp NPPES

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

PHILLIP ANDREW OSTERMANN PMHNP (NPI 1689356305) is an individual psychiatric/mental health provider in Lakewood, California, licensed in California (95026410) and active in the NPI registry since August 2023. He is enrolled in Medicare PECOS and is a graduate of Other (2023).

NPPES Registry Identity

NPI1689356305

Entity TypeIndividualMale

Primary Taxonomy363LP0808X

Provider Legal NamePHILLIP ANDREW OSTERMANNCredential: PMHNP

Location Address6005 BALFERN AVELakewood, CA 90713-1245

Mailing Address6005 Balfern AveLakewood, CA 90713-1245 · (562) 537-6731

Phone(562) 537-6731

Sole ProprietorNo

Medical School CMSOtherGraduated 2023

Enumeration DateAugust 2, 2023

Last NPPES UpdateApril 29, 2026

NPPES CertifiedApril 29, 2026

✔ NPI 1689356305 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyNurse Practitioner · Psychiatric/Mental HealthPhysician Assistants & Advanced Practice Nursing Providers

Taxonomy Code363LP0808X

License✔ Licensed in CA · 95026410

Also ListedRegistered Nurse · Psychiatric/Mental Health, AdultTaxonomy 163WP0809X · License 819814 (CA)

6005 BALFERN AVE, Lakewood, CA 90713

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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)

Phillip Andrew Ostermann Pmhnp is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

PECOS PAC ID2668947482

PECOS Enrollment IDI20260409001923

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 90713 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 NPPES & CMS

Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.

What is Phillip Ostermann's NPI number?

The NPI number for Phillip Ostermann is 1689356305. It was assigned to this individual provider in the NPPES registry on August 2, 2023.

Where is Phillip Ostermann located?

Phillip Ostermann practices at 6005 Balfern Ave, Lakewood, CA 90713. The listed phone number is (562) 537-6731.

What is Phillip Ostermann's specialty?

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

Is Phillip Ostermann enrolled in Medicare?

Yes. Phillip Ostermann is registered in the Medicare PECOS enrollment system.

When was this NPI record last updated?

The NPPES record for Phillip Ostermann was last updated on April 29, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 3 months 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.