MRS. CHOI HYANGSOOK SIEGEL NP
NPI 1912236001
Nurse Practitioner - Gerontology in Pasadena, CA

Active since December 18, 2009PECOS EnrolledAccepts Medicare Assignment
301 S FAIR OAKS AVE STE 300, PASADENA, CA 91105(818) 472-0428 Get Directions Write a Review

NPPES record last updated: December 1, 2021. Verified against the NPPES registry weekly; last sync: August 30, 2026.

About Mrs. Choi Hyangsook Siegel Np NPPES

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

MRS. CHOI HYANGSOOK SIEGEL NP (NPI 1912236001) is an individual gerontology provider in Pasadena, California, licensed in California (19272) and active in the NPI registry since December 2009. She is enrolled in Medicare PECOS and is a graduate of Other (2009).

NPPES Registry Identity

NPI1912236001
Entity TypeIndividualFemale
Primary Taxonomy363LG0600X
Provider Legal NameMRS. CHOI HYANGSOOK SIEGELCredential: NP
Location Address301 S FAIR OAKS AVE STE 300Pasadena, CA 91105-2562
Mailing Address10615 Canby AveNorthridge, CA 91326-3105 · (818) 366-4856 · Fax (818) 363-7825
Sole ProprietorYes
Medical School CMSOtherGraduated 2009
Enumeration DateDecember 18, 2009
Last NPPES UpdateDecember 1, 2021
NPPES CertifiedDecember 1, 2021
NPI 1912236001 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

Primary SpecialtyNurse Practitioner · GerontologyPhysician Assistants & Advanced Practice Nursing Providers
Taxonomy Code363LG0600X
License Licensed in CA · 19272
301 S FAIR OAKS AVE STE 300, Pasadena, CA 91105

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. Choi Hyangsook Siegel Np 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 ID6103011432
PECOS Enrollment IDI20101112000421
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 91105 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

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

Internal Medicine (Endocrinology, Diabetes & Metabolism)
301 S FAIR OAKS AVE STE 300
PASADENA, CA 91105

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 Choi Siegel's NPI number?

The NPI number for Choi Siegel is 1912236001. It was assigned to this individual provider in the NPPES registry on December 18, 2009.

Where is Choi Siegel located?

Choi Siegel practices at 301 S Fair Oaks Ave Ste 300, Pasadena, CA 91105. The listed phone number is (818) 472-0428.

What is Choi Siegel's specialty?

The primary specialty registered for this NPI is Nurse Practitioner, specializing in Gerontology, with taxonomy code 363LG0600X.

Is Choi Siegel enrolled in Medicare?

Yes. Choi Siegel 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 Choi Siegel was last updated on December 1, 2021. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 4 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.