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KATHERINE KOLIGIAN
NPI 1619703709
Physician Assistant in Los Angeles, CA

Active since September 13, 2024PECOS EnrolledAccepts Medicare Assignment
8635 W 3RD ST STE 990W, LOS ANGELES, CA 90048(310) 423-5900 Get Directions Write a Review

NPPES record last updated: December 9, 2025. Verified against the NPPES registry weekly; last sync: August 02, 2026.

Record update history: Dec 9, 2025, Sep 13, 2024 (2 updates tracked since 2024).

About Katherine Koligian NPPES

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

KATHERINE KOLIGIAN (NPI 1619703709) is an individual physician assistant in Los Angeles, California, licensed in California (67107) and active in the NPI registry since September 2024. She is enrolled in Medicare PECOS and is a graduate of Other (2025).

NPPES Registry Identity

NPI1619703709
Entity TypeIndividualFemale
Primary Taxonomy363A00000X
Provider Legal NameKATHERINE KOLIGIAN
Location Address8635 W 3RD ST STE 990WLos Angeles, CA 90048-6116
Mailing Address8223 Blackburn Ave Apt 205Los Angeles, CA 90048-4276 · (559) 930-5083
Phone(310) 423-5900
Sole ProprietorNo
Medical School CMSOtherGraduated 2025
Enumeration DateSeptember 13, 2024
Last NPPES UpdateDecember 9, 20252 updates tracked since enumeration
NPPES CertifiedDecember 9, 2025
✔ NPI 1619703709 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyPhysician AssistantPhysician Assistants & Advanced Practice Nursing Providers
Taxonomy Code363A00000X
License✔ Licensed in CA · 67107
Definition
A physician assistant is a person who has successfully completed an accredited education program for physician assistant, is licensed by the state and is practicing within the scope of that license. Physician assistants are formally trained to perform many of the routine, time-consuming tasks a physician can do. In some states, they may prescribe medications. They take medical histories, perform physical exams, order lab tests and x-rays, and give inoculations. Most states require that they work under the supervision of a physician.
8635 W 3RD ST STE 990W, Los Angeles, CA 90048
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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 and accepts Medicare assignment

Katherine Koligian 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 ID1456837152
PECOS Enrollment IDI20260113001008
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 90048 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
$77.96 typical visit price
range $20.84 – $153.61
Typical copayment $19.49 (range $5.21 – $38.40)
Most-billed visit code 99213
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 2

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

MEGHAN MCCULLOUGH MD
Orthopaedic Surgery (Hand Surgery)
8635 W 3RD ST STE 990W
LOS ANGELES, CA 90048
Los Angeles County (310) 423-5900
DR. RAYMOND BENJAMIN RAVEN III MD
Orthopaedic Surgery (Hand Surgery)
8635 W 3RD ST STE 990W
LOS ANGELES, CA 90048
Los Angeles County (310) 423-5900

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 Katherine Koligian's NPI number?

The NPI number for Katherine Koligian is 1619703709. It was assigned to this individual provider in the NPPES registry on September 13, 2024.

Where is Katherine Koligian located?

Katherine Koligian practices at 8635 W 3rd St Ste 990W, Los Angeles, CA 90048. The listed phone number is (310) 423-5900.

What is Katherine Koligian's specialty?

The primary specialty registered for this NPI is Physician Assistant with taxonomy code 363A00000X.

Is Katherine Koligian enrolled in Medicare?

Yes. Katherine Koligian 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.

When was this NPI record last updated?

The NPPES record for Katherine Koligian was last updated on December 9, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 7 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.