DR. CAROLINE HWANG M.D.
NPI 1003090085
Internal Medicine - Gastroenterology in Los Angeles, CA

Active since December 26, 2007PECOS EnrolledAccepts Medicare Assignment
84.41/100
CMS Quality Rating
1520 SAN PABLO ST, SUITE 1000, LOS ANGELES, CA 90033(323) 442-5100 Get Directions Write a Review

NPPES record last updated: March 10, 2016. Verified against the NPPES registry weekly; last sync: July 19, 2026.

About Dr. Caroline Hwang M.d. NPPES

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

DR. CAROLINE HWANG M.D. (NPI 1003090085) is an individual gastroenterology provider in Los Angeles, California, licensed in California (A108110) and active in the NPI registry since December 2007. She is enrolled in Medicare PECOS and is a graduate of University Of California, Geffen School Of Medicine (2005).

NPPES Registry Identity

NPI1003090085
Entity TypeIndividualFemale
Primary Taxonomy207RG0100X
Provider Legal NameDR. CAROLINE HWANGCredential: M.D.
Location Address1520 SAN PABLO ST, SUITE 1000Los Angeles, CA 90033-5310
Mailing AddressPo Box 31309Los Angeles, CA 90031-0309 · (323) 442-5100
Sole ProprietorNo
Medical School CMSUniversity Of California, Geffen School Of MedicineGraduated 2005
Enumeration DateDecember 26, 2007
Last NPPES UpdateMarch 10, 2016
NPI 1003090085 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

Primary SpecialtyInternal Medicine · GastroenterologyAllopathic & Osteopathic Physicians
Taxonomy Code207RG0100X
License Licensed in CA · A108110
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.

Also ListedInternal MedicineTaxonomy 207R00000X · License 245362 (NY)
1520 SAN PABLO ST, Los Angeles, CA 90033

Other Identifiers 3

Other1902846306CA · Group Npi
OtherW18762CA · Group Medicare
OtherGR0100430CA · Group Medi-cal

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

Dr. Caroline Hwang 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 ID941374375
PECOS Enrollment IDI20121121000477
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.

Areas of Expertise CMS Part B claims 13

Services this provider delivered to Medicare fee-for-service patients, from the 2024 & 2026 CMS Medicare utilization data. Higher counts generally reflect more experience with a service; care delivered outside Medicare is not included.

Established patient office or other outpatient visit, 30-39 minutes 99214
This is a routine check-up for patients who have previously visited our clinic. It involves a comprehensive review of your health and any ongoing treatments. The consultation lasts between 30-39 minutes, allowing enough time to discuss any concerns.
61 services49 patients
Biopsy of large bowel using a flexible endoscope 45380
A biopsy of the large bowel using a flexible endoscope is a procedure where a thin, flexible tube with a camera is inserted through the rectum to examine the bowel. If abnormal tissue is found, a small sample is taken for further examination. This helps in diagnosing conditions like inflammation, polyps, or cancer.
41 services41 patients
Established patient office or other outpatient visit, 40-54 minutes 99215
This service involves a follow-up appointment for existing patients, lasting between 40 to 54 minutes. During this time, your healthcare provider will assess your current health status, discuss any changes or concerns, review your treatment plan, and answer any questions you may have.
40 services31 patients
Established patient office or other outpatient visit, 30-39 minutes 99214
This is a routine check-up for patients who have previously visited our clinic. It involves a comprehensive review of your health and any ongoing treatments. The consultation lasts between 30-39 minutes, allowing enough time to discuss any concerns.
21 services21 patients
New patient office or other outpatient visit, 60-74 minutes 99205
This is a first-time patient visit where a healthcare professional spends 60-74 minutes with you. It involves a comprehensive evaluation, including your medical history and current health condition. They'll also advise on preventive health measures and formulate a treatment plan if needed.
19 services19 patients
Colorectal cancer screening; colonoscopy on individual not meeting criteria for high risk G0121
Colorectal cancer screening, such as a colonoscopy, is a preventive measure to detect early signs of cancer in the large intestine. For individuals not at high risk, it's typically recommended at age 50. A small, flexible tube with a camera is used to examine your colon. It's a safe, effective way to catch issues early.
18 services18 patients

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.

Medicare Quality Performance CMS QPP · MIPS

Performance in the CMS Quality Payment Program: the MIPS final score across four weighted categories, and the individual quality measures reported to Medicare.

84.41/100
MIPS Final ScoreMerit-based Incentive Payment System · CMS Quality Payment Program
Scored as part of a group practice
Quality90.67
Promoting Interoperability100
Improvement Activities40
Cost57.36

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.

Radiology (Diagnostic Radiology)
1520 SAN PABLO ST, LOWER LEVEL, SUITE 1600
LOS ANGELES, CA 90033
Internal Medicine
1520 SAN PABLO ST, SUITE 1000
LOS ANGELES, CA 90033
Internal Medicine
1520 SAN PABLO ST, SUITE 1000
LOS ANGELES, CA 90033
Radiology (Body Imaging)
1520 SAN PABLO ST, LOWER LEVEL , SUITE 1600
LOS ANGELES, CA 90033
Internal Medicine (Endocrinology, Diabetes & Metabolism)
1520 SAN PABLO ST, SUITE 1000
LOS ANGELES, CA 90033
Internal Medicine (Cardiovascular Disease)
1520 SAN PABLO ST, SUITE 1000
LOS ANGELES, CA 90033
Internal Medicine (Cardiovascular Disease)
1520 SAN PABLO ST, SUITE 1000
LOS ANGELES, CA 90033
Internal Medicine (Cardiovascular Disease)
1520 SAN PABLO ST, SUITE 1000
LOS ANGELES, CA 90033

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1003090085, enumerated as an "individual" on December 26, 2007.

The provider is located at 1520 SAN PABLO ST SUITE 1000 LOS ANGELES, CA 90033 and the phone number is (323) 442-5100.

Internal Medicine with taxonomy code 207RG0100X and a focus in Gastroenterology.

The provider might be accepting Accepts: Medicare, Medicaid and California Medicaid. Please consult your insurance carrier or call the provider to verify.