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STANLEY HSIA M.D.
NPI 1841300647
Internal Medicine - Endocrinology, Diabetes & Metabolism in Los Angeles, CA

Active since August 30, 2006PECOS EnrolledAccepts Medicare Assignment
12021 WILMINGTON AVE, LOS ANGELES, CA 90059(909) 919-9296 Get Directions Write a Review

NPPES record last updated: July 8, 2007. Verified against the NPPES registry weekly; last sync: August 02, 2026.

About Stanley Hsia M.d. NPPES

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

STANLEY HSIA M.D. (NPI 1841300647) is an individual endocrinology, diabetes & metabolism provider in Los Angeles, California, licensed in California (A61334) and active in the NPI registry since August 2006. He is enrolled in Medicare PECOS and is a graduate of Other (1990).

NPPES Registry Identity

NPI1841300647
Entity TypeIndividualMale
Primary Taxonomy207RE0101X
Provider Legal NameSTANLEY HSIACredential: M.D.
Location Address12021 WILMINGTON AVELos Angeles, CA 90059-3019
Mailing Address12021 Wilmington AveLos Angeles, CA 90059-3019 · (909) 919-9296
Phone(909) 919-9296
Sole ProprietorNo
Medical School CMSOtherGraduated 1990
Enumeration DateAugust 30, 2006
Last NPPES UpdateJuly 8, 2007
✔ NPI 1841300647 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyInternal Medicine · Endocrinology, Diabetes & MetabolismAllopathic & Osteopathic Physicians
Taxonomy Code207RE0101X
License✔ Licensed in CA · A61334
Definition
An internist who concentrates on disorders of the internal (endocrine) glands such as the thyroid and adrenal glands. This specialist also deals with disorders such as diabetes, metabolic and nutritional disorders, obesity, pituitary diseases and menstrual and sexual problems.
12021 WILMINGTON AVE, Los Angeles, CA 90059
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Other Identifiers 1

Medicare UPINH79077CA

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

Stanley Hsia M.d. 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 ID5193781730
PECOS Enrollment IDI20041206001011
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 90059 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
$142.39 typical visit price
range $62.96 – $187.60
Typical copayment $35.59 (range $15.74 – $46.90)
Most-billed visit code 99204
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.

DR. MARC D LEVY MD
Otolaryngology
12021 WILMINGTON AVE, DEPT OF OTOLARYNGOLOGY
LOS ANGELES, CA 90059
Los Angeles County (310) 668-4536
TINA M ROBINSON PA
Physician Assistant
12021 WILMINGTON AVE
LOS ANGELES, CA 90059
Los Angeles County (310) 668-4515
PEGGY ANNA DANIELS CADCII
Counselor (Addiction (Substance Use Disorder))
12021 WILMINGTON AVE
LOS ANGELES, CA 90059
Los Angeles County (818) 996-1051
BRANDON DORFMAN
Day Training/Habilitation Specialist
12021 WILMINGTON AVE, BUILDING 18 SUITE 4D
LOS ANGELES, CA 90059
Los Angeles County (626) 425-1305
DR. KEITH NORRIS MD
Internal Medicine
12021 WILMINGTON AVE
LOS ANGELES, CA 90059
Los Angeles County (310) 668-4515
MS. ZAHRA YAZDANI PA-C
Physician Assistant
12021 WILMINGTON AVE
LOS ANGELES, CA 90059
Los Angeles County (310) 668-4515
DR. LATANIA SCI M.D.
Internal Medicine
12021 WILMINGTON AVE
LOS ANGELES, CA 90059
Los Angeles County (702) 326-8726
COUNTY OF LOS ANGELES AUDITOR CONTROLLER
Clinic/Center
12021 WILMINGTON AVE
LOS ANGELES, CA 90059
Los Angeles County (310) 668-4501

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 Stanley Hsia's NPI number?

The NPI number for Stanley Hsia is 1841300647. It was assigned to this individual provider in the NPPES registry on August 30, 2006.

Where is Stanley Hsia located?

Stanley Hsia practices at 12021 Wilmington Ave, Los Angeles, CA 90059. The listed phone number is (909) 919-9296.

What is Stanley Hsia's specialty?

The primary specialty registered for this NPI is Internal Medicine, specializing in Endocrinology, Diabetes & Metabolism, with taxonomy code 207RE0101X.

Is Stanley Hsia enrolled in Medicare?

Yes. Stanley Hsia 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 Stanley Hsia was last updated on July 8, 2007. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 19 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.