MRS. SUMMER RHIANNON HOLDEN PMHNP-BC
NPI 1285827949
Nurse Practitioner - Psychiatric/Mental Health in Los Angeles, CA

Active since August 24, 2007PECOS EnrolledAccepts Medicare Assignment
12301 WILSHIRE BLVD STE 512, LOS ANGELES, CA 90025(888) 684-2779 Get Directions Write a Review

NPPES record last updated: May 28, 2026. Verified against the NPPES registry weekly; last sync: July 26, 2026.

Record update history: May 28, 2026, Aug 6, 2020 (2 updates tracked since 2020).

About Mrs. Summer Rhiannon Holden Pmhnp-bc NPPES

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

MRS. SUMMER RHIANNON HOLDEN PMHNP-BC (NPI 1285827949) is an individual psychiatric/mental health provider in Los Angeles, California, licensed in New York (F403012) and active in the NPI registry since August 2007. She is enrolled in Medicare PECOS and is a graduate of Other (2005).

NPPES Registry Identity

NPI1285827949
Entity TypeIndividualFemale
Primary Taxonomy363LP0808X
Provider Legal NameMRS. SUMMER RHIANNON HOLDENCredential: PMHNP-BC
Location Address12301 WILSHIRE BLVD STE 512Los Angeles, CA 90025-1022
Mailing Address12301 Wilshire Blvd Ste 512Los Angeles, CA 90025-1022 · (888) 684-2779
Sole ProprietorYes
Medical School CMSOtherGraduated 2005
Enumeration DateAugust 24, 2007
Last NPPES UpdateMay 28, 20262 updates tracked since enumeration
NPPES CertifiedMay 28, 2026
NPI 1285827949 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 NY · F403012
12301 WILSHIRE BLVD STE 512, Los Angeles, CA 90025

Accepted Insurance

Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

Enrolled in Medicare and accepts Medicare assignment

Mrs. Summer Rhiannon Holden Pmhnp-bc is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.

PECOS PAC ID8022491489
PECOS Enrollment IDI20220817002138
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 90025 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.

Nurse Practitioner (Psychiatric/Mental Health)
12301 WILSHIRE BLVD STE 512
LOS ANGELES, CA 90025
Nurse Practitioner (Psychiatric/Mental Health)
12301 WILSHIRE BLVD STE 512
LOS ANGELES, CA 90025
Counselor (Professional)
12301 WILSHIRE BLVD STE 512
LOS ANGELES, CA 90025
Psychiatry & Neurology (Psychiatry)
12301 WILSHIRE BLVD STE 512
LOS ANGELES, CA 90025
Nurse Practitioner (Psychiatric/Mental Health)
12301 WILSHIRE BLVD STE 512
LOS ANGELES, CA 90025
Psychiatry & Neurology (Psychiatry)
12301 WILSHIRE BLVD STE 512
LOS ANGELES, CA 90025
Nurse Practitioner (Psychiatric/Mental Health)
12301 WILSHIRE BLVD STE 512
LOS ANGELES, CA 90025
Psychiatry & Neurology (Psychiatry)
12301 WILSHIRE BLVD STE 512
LOS ANGELES, CA 90025

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 Summer Holden's NPI number?

The NPI number for Summer Holden is 1285827949. It was assigned to this individual provider in the NPPES registry on August 24, 2007.

Where is Summer Holden located?

Summer Holden practices at 12301 Wilshire Blvd Ste 512, Los Angeles, CA 90025. The listed phone number is (888) 684-2779.

What is Summer Holden's specialty?

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

Is Summer Holden enrolled in Medicare?

Yes. Summer Holden is registered in the Medicare PECOS system and accepts Medicare assignment, which means accepting the Medicare-approved amount as payment in full for covered services.

What insurance does Summer Holden accept?

Health plans from Ambetter Health, Ambetter from Buckeye Health Plan, Ambetter from Meridian, Anthem Blue Cross and Blue Shield and CareSource and 6 other insurers list Summer Holden 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 Summer Holden was last updated on May 28, 2026. NPI Profile syncs with the weekly NPPES data releases published by CMS.