JOHN GUNN LEE MD
NPI 1487734521
Internal Medicine - Gastroenterology in Orange, CA

Active since October 16, 2006PECOS EnrolledAccepts Medicare Assignment
100/100
CMS Quality Rating
101 THE CITY DRIVE SOUTH, UCI MEDICAL CENTER, ORANGE, CA 92868(714) 456-8978 Get Directions Write a Review

NPPES record last updated: March 26, 2014. Verified against the NPPES registry weekly; last sync: July 26, 2026.

About John Gunn Lee Md NPPES

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

JOHN GUNN LEE MD (NPI 1487734521) is an individual gastroenterology provider in Orange, California, licensed in California (000000G63678) and active in the NPI registry since October 2006. He is enrolled in Medicare PECOS and is a graduate of University Of Miami, Lm Miller School Of Medicine (1987).

NPPES Registry Identity

NPI1487734521
Entity TypeIndividualMale
Primary Taxonomy207RG0100X
Provider Legal NameJOHN GUNN LEECredential: MD
Location Address101 THE CITY DRIVE SOUTH, UCI MEDICAL CENTEROrange, CA 92868-0509
Mailing AddressPo Box 54509, Uci Department Of MedicineLos Angeles, CA 90054-0509 · (714) 456-6369
Sole ProprietorNo
Medical School CMSUniversity Of Miami, Lm Miller School Of MedicineGraduated 1987
Enumeration DateOctober 16, 2006
Last NPPES UpdateMarch 26, 2014
NPI 1487734521 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 · 000000G63678
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.
101 THE CITY DRIVE SOUTH, Orange, CA 92868

Other Identifiers 1

Medicare PINWG63678A

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

John Gunn Lee 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 ID6103019591
PECOS Enrollment IDI20101018001063
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 26

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.

Ultrasound exam of esophagus, stomach, and/or upper small bowel using a flexible endoscope 43259
This procedure involves a flexible tube with a camera, called an endoscope, inserted through your mouth to examine your esophagus, stomach, and upper small bowel. An ultrasound device on the endoscope helps get detailed images. It's safe and helps diagnose various conditions.
336 services294 patients
Biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope 43239
This procedure involves using a thin, flexible tube with a light and camera, known as an endoscope, to examine the esophagus, stomach, and upper part of the small intestine. Small tissue samples are taken for further examination to help diagnose various conditions.
205 services199 patients
Removal of polyps or growths of large bowel using an endoscope with mechanical snare 45385
This procedure involves using a thin, flexible tube called an endoscope to examine the large bowel. If any abnormal growths or polyps are found, a tool called a mechanical snare is used to remove them. This is a common method to prevent potential health issues.
178 services168 patients
Ultrasound guided needle aspiration or biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope 43242
This procedure involves using an ultrasound to guide a needle to specific areas in the esophagus, stomach, or upper small bowel. A flexible endoscope is used to reach these areas. The needle collects a small sample for testing.
129 services119 patients
Removal of stone or debris from bile or pancreatic duct using a flexible endoscope 43264
This procedure, called an endoscopic retrograde cholangiopancreatography (ERCP), involves using a flexible tube with a camera (endoscope) to locate and remove stones or debris from your bile or pancreatic duct. It's a non-surgical method to clear the ducts, enhancing your digestive health.
76 services59 patients
Replacement of stent in pancreatic or bile duct using a flexible endoscope 43276
This procedure involves replacing an existing stent in your pancreatic or bile duct. A flexible endoscope, a tube-like device with a light and camera, is used to view and access the area. The old stent is removed and a new one is placed to help keep the duct open.
71 services36 patients

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 92868 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.

100/100
MIPS Final ScoreMerit-based Incentive Payment System · CMS Quality Payment Program
Scored through an Alternative Payment Model
Quality82.4
Promoting Interoperability100
Improvement Activities40

Referred Medical Equipment & Supplies CMS DME claims 2

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

Oxygen concentrator, single delivery port, capable of delivering 85 percent or greater oxygen concentration at the prescribed flow rate E1390
DME-Oxygen and Supplies · category DC002N
1 supplier12 claims12 services$69.20 avg. paid by Medicare
Portable gaseous oxygen system, rental; home compressor used to fill portable oxygen cylinders; includes portable containers, regulator, flowmeter, humidifier, cannula or mask, and tubing K0738
DME-Oxygen and Supplies · category DC000N
1 supplier12 claims12 services$34.16 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 20

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

Emergency Medicine (Emergency Medical Services)
101 THE CITY DRIVE SOUTH, BLDG 200 , SUITE 710, RT 128-01
ORANGE, CA 92868
Internal Medicine (Infectious Disease)
101 THE CITY DRIVE SOUTH
ORANGE, CA 92868
Registered Nurse (Pain Management)
101 THE CITY DRIVE SOUTH, UC IRVINE MEDICAL CENTER
ORANGE, CA 92868
Anesthesiology
101 THE CITY DRIVE SOUTH, UCI DEPT OF ANESTHESIOLOGY AND PERIOPERATIVE CARE
ORANGE, CA 92868
Student in an Organized Health Care Education/Training Program
101 THE CITY DRIVE SOUTH
ORANGE, CA 92868
Student in an Organized Health Care Education/Training Program
101 THE CITY DRIVE SOUTH, RT. 128-01
ORANGE, CA 92868
Student in an Organized Health Care Education/Training Program
101 THE CITY DRIVE SOUTH
ORANGE, CA 92868
Student in an Organized Health Care Education/Training Program
101 THE CITY DRIVE SOUTH
ORANGE, CA 92868

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 John Lee's NPI number?

The NPI number for John Lee is 1487734521. It was assigned to this individual provider in the NPPES registry on October 16, 2006.

Where is John Lee located?

John Lee practices at 101 The City Drive South Uci Medical Center, Orange, CA 92868. The listed phone number is (714) 456-8978.

What is John Lee's specialty?

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

Is John Lee enrolled in Medicare?

Yes. John Lee 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 John Lee was last updated on March 26, 2014. NPI Profile syncs with the weekly NPPES data releases published by CMS.