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GALEN FORREST GAO
NPI 1336842582
Internal Medicine - Hematology & Oncology in Los Angeles, CA

Active since March 27, 2023PECOS Enrolled
700 TIVERTON AVE BLDG 11-934, LOS ANGELES, CA 90095(310) 825-9111 Get Directions Write a Review

NPPES record last updated: June 19, 2026. Verified against the NPPES registry weekly; last sync: August 23, 2026.

Record update history: Apr 7, 2023, Mar 27, 2023 (2 updates tracked since 2023).

About Galen Forrest Gao NPPES

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

GALEN FORREST GAO (NPI 1336842582) is an individual hematology & oncology provider in Los Angeles, California, licensed in California (A208997) and active in the NPI registry since March 2023. He is enrolled in Medicare PECOS.

NPPES Registry Identity

NPI1336842582
Entity TypeIndividualMale
Primary Taxonomy207RH0003X
Provider Legal NameGALEN FORREST GAO
Location Address700 TIVERTON AVE BLDG 11-934Los Angeles, CA 90095-8361
Mailing Address700 Tiverton Ave Bldg 11-934Los Angeles, CA 90095-8361
Phone(310) 825-9111
Sole ProprietorNo
Enumeration DateMarch 27, 2023
Last NPPES UpdateJune 19, 20262 updates tracked since enumeration
NPPES CertifiedJune 19, 2026
✔ NPI 1336842582 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 3

★ Primary SpecialtyInternal Medicine · Hematology & OncologyAllopathic & Osteopathic Physicians
Taxonomy Code207RH0003X
License✔ Licensed in CA · A208997
Definition
An internist doctor of osteopathy that specializes in the treatment of the combination of hematology and oncology disorders. A doctor of osteopathy that is board eligible/certified by the American Osteopathic Board of Internal Medicine WAS able to obtain a Certificate of Special Qualifications in the field of Hematology and Oncology. The Certificate is NO longer offered.
Also ListedInternal MedicineTaxonomy 207R00000X · License MD.MD.70012812 (WA)
Also ListedStudent in an Organized Health Care Education/Training ProgramTaxonomy 390200000X
700 TIVERTON AVE BLDG 11-934, Los Angeles, CA 90095
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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 (PECOS)

Galen Forrest Gao is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

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 90095 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
$187.60 typical visit price
range $62.96 – $187.60
Typical copayment $46.90 (range $15.74 – $46.90)
Most-billed visit code 99205
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.

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 Galen Gao's NPI number?

The NPI number for Galen Gao is 1336842582. It was assigned to this individual provider in the NPPES registry on March 27, 2023.

Where is Galen Gao located?

Galen Gao practices at 700 Tiverton Ave Bldg 11-934, Los Angeles, CA 90095. The listed phone number is (310) 825-9111.

What is Galen Gao's specialty?

The primary specialty registered for this NPI is Internal Medicine, specializing in Hematology & Oncology, with taxonomy code 207RH0003X.

Is Galen Gao enrolled in Medicare?

Yes. Galen Gao is registered in the Medicare PECOS enrollment system.

When was this NPI record last updated?

The NPPES record for Galen Gao was last updated on June 19, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 2 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.