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DR. GINA CHOI M.D.
NPI 1184883738
Internal Medicine - Gastroenterology in Los Angeles, CA

Active since June 07, 2008PECOS EnrolledAccepts Medicare Assignment
94.77/100
CMS Quality Rating
100 UCLA MEDICAL PLAZA SUITE 700, LOS ANGELES, CA 90095(310) 794-7783 Get Directions Write a Review

NPPES record last updated: January 7, 2025. Verified against the NPPES registry weekly; last sync: October 18, 2026.

Record update history: Jan 7, 2025, Dec 30, 2019, Apr 12, 2018 and 2 more (5 updates tracked since 2018).

About Dr. Gina Choi M.d. NPPES

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

DR. GINA CHOI M.D. (NPI 1184883738) is an individual gastroenterology provider in Los Angeles, California, licensed in California (A114450) and active in the NPI registry since June 2008. She is enrolled in Medicare PECOS, maintains a secondary practice location in Santa Monica, and is a graduate of University Of California, San Francisco School Of Medicine (2008).

NPPES Registry Identity

NPI1184883738
Entity TypeIndividualFemale
Primary Taxonomy207RG0100X
Provider Legal NameDR. GINA CHOICredential: M.D.
Location Address100 UCLA MEDICAL PLAZA SUITE 700Los Angeles, CA 90095-5011
Mailing Address5767 W Century Blvd Ste 400Los Angeles, CA 90045-5631
Phone(310) 794-7783
Sole ProprietorNo
Medical School CMSUniversity Of California, San Francisco School Of MedicineGraduated 2008
Enumeration DateJune 7, 2008
Last NPPES UpdateJanuary 7, 20255 updates tracked since enumeration
NPPES CertifiedJanuary 7, 2025
✔ NPI 1184883738 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 3

★ Primary SpecialtyInternal Medicine · GastroenterologyAllopathic & Osteopathic Physicians
Taxonomy Code207RG0100X
License✔ Licensed in CA · A114450
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 A114450 (CA)
Also ListedInternal Medicine · Transplant HepatologyTaxonomy 207RT0003X · License A114450 (CA)
100 UCLA MEDICAL PLAZA SUITE 700, Los Angeles, CA 90095
Open in Google Maps ↗

Secondary Practice Location 1

Location 11223 16th St Ste 3100Santa Monica, CA 90404-1275 · Phone (310) 582-6240 · Fax (424) 259-7789

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare and accepts Medicare assignment

Dr. Gina Choi 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 ID5799091708
PECOS Enrollment IDI20150904000515
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.

Medicare Billing Reassignment

Medicare enrollment records show Gina Choi reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.

The Regents Of The University Of California
Same address
Transplant Surgery
100 UCLA MEDICAL PLAZA SUITE 700
Los Angeles, CA 90095
  • Reassigned Medicare billing, California enrollment
  • 44 clinicians in this Medicare group
NPI 1902862170 (310) 794-7788

Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

Areas of Expertise CMS Part B claims 8

Services this provider delivered to Medicare fee-for-service patients, from the 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 with moderate level of decision making, if using time, 30 minutes or more 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.
208 services161 patients
Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more 99213
This is a routine visit for patients who have already been seen by the healthcare provider. During this approximately 20-29 minute appointment, your health status will be evaluated and any necessary treatments or tests will be discussed. It's a chance to address any health concerns you may have.
83 services76 patients
Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more 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.
41 services40 patients
Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes 99233
Follow-up hospital inpatient care per day typically involves a 35-minute check-up by your healthcare provider. This service includes monitoring your health progress, adjusting your treatment plan if needed, and answering any questions you may have about your condition or care.
39 services24 patients
Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more 99213
This is a routine visit for patients who have already been seen by the healthcare provider. During this approximately 20-29 minute appointment, your health status will be evaluated and any necessary treatments or tests will be discussed. It's a chance to address any health concerns you may have.
37 services36 patients
Established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more 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.
29 services24 patients

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
$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.

94.77/100
MIPS Final ScoreMerit-based Incentive Payment System · CMS Quality Payment Program
Scored as part of a group practice
Quality61.65
Promoting Interoperability100
Improvement Activities40
Cost87.6

Referred Medical Equipment & Supplies CMS DME claims 4

Durable medical equipment, devices and supplies this provider ordered from DME suppliers for patients, from Medicare fee-for-service claims.

Tacrolimus, immediate release, oral, 1 mg J7507
Treatment-Treatment - Miscellaneous · category RX029N
10 suppliers49 claims8,250 services$0.30 avg. paid by Medicare
Mycophenolate mofetil, oral, 250 mg J7517
Treatment-Treatment - Miscellaneous · category RX029N
5 suppliers17 claims1,200 services$0.13 avg. paid by Medicare
Pharmacy supply fee for oral anti-cancer, oral anti-emetic or immunosuppressive drug(s); for the first prescription in a 30-day period Q0511
Treatment-Chemotherapy · category RH012N
9 suppliers52 claims52 services$16.09 avg. paid by Medicare
Pharmacy supply fee for oral anti-cancer, oral anti-emetic or immunosuppressive drug(s); for a subsequent prescription in a 30-day period Q0512
Treatment-Chemotherapy · category RH012N
8 suppliers28 claims30 services$10.55 avg. paid by Medicare
Dollar amounts are the average Medicare paid the supplier per service. They are not the cost to the patient.

Other Providers at the Same Location NPPES 5

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

BRYAN PATRICK MYERS MD
Surgery
100 UCLA MEDICAL PLAZA SUITE 700
LOS ANGELES, CA 90095
Los Angeles County (310) 794-7788
AKSHAY SHETTY
Internal Medicine (Gastroenterology)
100 UCLA MEDICAL PLAZA SUITE 700
LOS ANGELES, CA 90095
Los Angeles County (310) 794-7783
CATHERINE MARIE DONAT MD
Surgery
100 UCLA MEDICAL PLAZA SUITE 700
LOS ANGELES, CA 90095
Los Angeles County (310) 794-7788
JASLEEN SINGH M.D.
Internal Medicine (Transplant Hepatology)
100 UCLA MEDICAL PLAZA SUITE 700
LOS ANGELES, CA 90095
Los Angeles County (310) 794-7783
THE REGENTS OF THE UNIVERSITY OF CALIFORNIA
Transplant Surgery
100 UCLA MEDICAL PLAZA SUITE 700
LOS ANGELES, CA 90095
Los Angeles County (310) 794-7788

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 Gina Choi's NPI number?

The NPI number for Gina Choi is 1184883738. It was assigned to this individual provider in the NPPES registry on June 7, 2008.

Where is Gina Choi located?

Gina Choi practices at 100 Ucla Medical Plaza Suite 700, Los Angeles, CA 90095. The listed phone number is (310) 794-7783.

What is Gina Choi's specialty?

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

Is Gina Choi enrolled in Medicare?

Yes. Gina Choi 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.

Which organization bills Medicare for Gina Choi's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Gina Choi reassigns Medicare benefits to The Regents Of The University Of California (Los Angeles, CA). The reassignment is filed with Medicare on form CMS-855R, signed by both the clinician and the organization, and lets the organization bill Medicare and receive payment for Gina Choi's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

When was this NPI record last updated?

The NPPES record for Gina Choi was last updated on January 7, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 21 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.