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PATRICK CHANG MD
NPI 1750885307
Internal Medicine - Gastroenterology in Los Angeles, CA

Active since March 20, 2018PECOS EnrolledAccepts Medicare Assignment
1520 SAN PABLO STREET SUITE 1000, LOS ANGELES, CA 90033(323) 442-5100 Get Directions Write a Review

NPPES record last updated: July 9, 2024. Verified against the NPPES registry weekly; last sync: July 26, 2026.

Record update history: Jul 9, 2024, Apr 13, 2020, Mar 20, 2018 (3 updates tracked since 2018).

About Patrick Chang Md NPPES

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

PATRICK CHANG MD (NPI 1750885307) is an individual gastroenterology provider in Los Angeles, California, licensed in California (A164305) and active in the NPI registry since March 2018. He is enrolled in Medicare PECOS and is a graduate of Tulane University School Of Medicine (2018).

NPPES Registry Identity

NPI1750885307
Entity TypeIndividualMale
Primary Taxonomy207RG0100X
Provider Legal NamePATRICK CHANGCredential: MD
Location Address1520 SAN PABLO STREET SUITE 1000Los Angeles, CA 90033-1029
Mailing AddressPo Box 31309Los Angeles, CA 90031-0309 · (323) 442-5100
Phone(323) 442-5100
Sole ProprietorNo
Medical School CMSTulane University School Of MedicineGraduated 2018
Enumeration DateMarch 20, 2018
Last NPPES UpdateJuly 9, 20243 updates tracked since enumeration
NPPES CertifiedJuly 9, 2024
✔ NPI 1750885307 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyInternal Medicine · GastroenterologyAllopathic & Osteopathic Physicians
Taxonomy Code207RG0100X
License✔ Licensed in CA · A164305
Definition
An internist who specializes in diagnosis and treatment of diseases of the digestive organs including the stomach, bowels, liver and gallbladder. This specialist treats conditions such as abdominal pain, ulcers, diarrhea, cancer and jaundice and performs complex diagnostic and therapeutic procedures using endoscopes to visualize internal organs.
1520 SAN PABLO STREET SUITE 1000, Los Angeles, CA 90033
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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

Patrick Chang Md 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 ID5698106250
PECOS Enrollment IDI20240604001880
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 90033 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.

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 Patrick Chang's NPI number?

The NPI number for Patrick Chang is 1750885307. It was assigned to this individual provider in the NPPES registry on March 20, 2018.

Where is Patrick Chang located?

Patrick Chang practices at 1520 San Pablo Street Suite 1000, Los Angeles, CA 90033. The listed phone number is (323) 442-5100.

What is Patrick Chang's specialty?

The primary specialty registered for this NPI is Internal Medicine, specializing in Gastroenterology, with taxonomy code 207RG0100X.

Is Patrick Chang enrolled in Medicare?

Yes. Patrick Chang 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 Patrick Chang was last updated on July 9, 2024. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 2 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.