1. Home
  2. Directory
  3. California
  4. Orange
  5. Physician Assistant
  6. NPI Profile

KATHERINE PAK PA-C
NPI 1356975924
Physician Assistant in Orange, CA

Active since February 23, 2020PECOS EnrolledAccepts Medicare Assignment
101 THE CITY DR S, ORANGE, CA 92868(714) 456-7896 Get Directions Write a Review

NPPES record last updated: April 23, 2025. Verified against the NPPES registry weekly; last sync: August 02, 2026.

Record update history: Feb 26, 2025, Nov 23, 2022, Feb 23, 2020 (3 updates tracked since 2020).

About Katherine Pak Pa-c NPPES

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

KATHERINE PAK PA-C (NPI 1356975924) is an individual physician assistant in Orange, California, licensed in California (60019) and active in the NPI registry since February 2020. She is enrolled in Medicare PECOS, maintains 3 additional practice locations, and is a graduate of Other (2021).

NPPES Registry Identity

NPI1356975924
Entity TypeIndividualFemale
Primary Taxonomy363A00000X
Provider Legal NameKATHERINE PAKCredential: PA-C
Location Address101 THE CITY DR SOrange, CA 92868-3201
Mailing Address101 The City Dr SOrange, CA 92868-3201
Phone(714) 456-7896
Sole ProprietorNo
Medical School CMSOtherGraduated 2021
Enumeration DateFebruary 23, 2020
Last NPPES UpdateApril 23, 20253 updates tracked since enumeration
NPPES CertifiedApril 23, 2025
✔ NPI 1356975924 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 · 60019
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.
101 THE CITY DR S, Orange, CA 92868
Open in Google Maps ↗

Secondary Practice Locations 3

Location 118800 Delaware St Ste 100Huntington Beach, CA 92648-6082 · Phone (714) 707-3314
Location 21530 E Edinger Ave Ste 1Santa Ana, CA 92705-4915 · Phone (714) 442-0600
Location 33722 Tibbetts StRiverside, CA 92506-2605 · Phone (951) 422-2909

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 Pak Pa-c 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 ID3072035146
PECOS Enrollment IDI20250318002049
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 92868 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 20

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

DR. ANKIT BHUPENDRA PATEL D.O.
Radiology (Diagnostic Radiology)
101 THE CITY DR S
ORANGE, CA 92868
Orange County (714) 456-5113
DR. LAURA CATHERINE SKOCZYLAS MD
Obstetrics & Gynecology
101 THE CITY DR S, BUILDING 56, DEPARTMENT OF OB/GYN
ORANGE, CA 92868
Orange County (714) 456-8224
MICHAEL CHENG DO
Internal Medicine (Rheumatology)
101 THE CITY DR S
ORANGE, CA 92868
Orange County (714) 456-7110
AESTHETIC AND PLASTIC SURGERY INSTITUTE
Plastic Surgery
101 THE CITY DR S
ORANGE, CA 92868
Orange County (714) 456-2986
JOSEPH VILLARREAL M.D.
Emergency Medicine
101 THE CITY DR S, BUILDING 1A, ROOM 1009
ORANGE, CA 92868
Orange County (714) 456-5239
DEMI TRAN
Psychiatry & Neurology (Neurology)
101 THE CITY DR S, CITY TOWER, SUITE 400
ORANGE, CA 92868
Orange County (171) 456-6693
DR. ISABEL CARLTON CLARK M.D.
Surgery (Trauma Surgery)
101 THE CITY DR S
ORANGE, CA 92868
Orange County (714) 456-7890
DYLAN LUKATO
Emergency Medicine
101 THE CITY DR S
ORANGE, CA 92868
Orange County (415) 218-8041

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 Pak's NPI number?

The NPI number for Katherine Pak is 1356975924. It was assigned to this individual provider in the NPPES registry on February 23, 2020.

Where is Katherine Pak located?

Katherine Pak practices at 101 The City Dr S, Orange, CA 92868. The listed phone number is (714) 456-7896.

What is Katherine Pak's specialty?

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

Is Katherine Pak enrolled in Medicare?

Yes. Katherine Pak 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 Pak was last updated on April 23, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 15 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.