DR. GERALD K. LEE M.D.
NPI 1013928225
Radiology - Body Imaging in Orange, CA

Q: What is Gerald Lee's NPI number?

The NPI number for Gerald Lee is 1013928225. It was assigned to this individual provider in the NPPES registry on August 11, 2006.

Q: What is Gerald Lee's specialty?

The primary specialty registered for this NPI is Radiology, specializing in Body Imaging, with taxonomy code 2085B0100X.

Q: When was this NPI record last updated?

The NPPES record for Gerald Lee was last updated on June 16, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 16 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.

Active since August 11, 2006PECOS EnrolledAccepts Medicare Assignment

64.82/100

CMS Quality Rating

101 THE CITY DR S, ORANGE, CA 92868(714) 456-7237 Get Directions Write a Review

NPPES record last updated: June 16, 2025. Verified against the NPPES registry weekly; last sync: October 25, 2026.

Record update history: Jun 16, 2025, Jun 7, 2023, Mar 7, 2023 (3 updates tracked since 2023).

On this page

About Dr. Gerald K. Lee M.d. NPPES

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

DR. GERALD K. LEE M.D. (NPI 1013928225) is an individual body imaging provider in Orange, California, licensed in California (A67966) and active in the NPI registry since August 2006. He is enrolled in Medicare PECOS, maintains a secondary practice location in San Francisco, and is a graduate of Stanford University School Of Medicine (1997).

NPPES Registry Identity

NPI1013928225

Entity TypeIndividualMale

Primary Taxonomy2085B0100X

Provider Legal NameDR. GERALD K. LEECredential: M.D.

Location Address101 THE CITY DR SOrange, CA 92868-3201

Mailing Address200 S Manchester Ave Ste 300Orange, CA 92868-3219 · (714) 456-2986

Phone(714) 456-7237

Sole ProprietorNo

Medical School CMSStanford University School Of MedicineGraduated 1997

Enumeration DateAugust 11, 2006

Last NPPES UpdateJune 16, 20253 updates tracked since enumeration

NPPES CertifiedJune 16, 2025

✔ NPI 1013928225 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyRadiology · Body ImagingAllopathic & Osteopathic Physicians

Taxonomy Code2085B0100X

License✔ Licensed in CA · A67966

Definition

A Radiology doctor of Osteopathy that specializes in Body Imaging.

Also ListedRadiology · Diagnostic RadiologyTaxonomy 2085R0202X · License A67966 (CA), MTL-2023-011 (GU)

101 THE CITY DR S, Orange, CA 92868

Open in Google Maps ↗

Secondary Practice Location 1

Location 1505 Parnassus Ave Fl 3San Francisco, CA 94143-2204 · Phone (415) 353-1354 · Fax (415) 476-0616

Other Identifiers 1

Medicaid00A679660CA

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Blue Cross and Blue Shield of Texas, Blue Cross Blue Shield of Wyoming.Insurance ›

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. Gerald K. Lee 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 ID6204818271

PECOS Enrollment IDI20040603000446

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 Reassignments

Medicare enrollment records show Gerald Lee reassigns Medicare billing to 6 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.

Uc Regents

Same address

Diagnostic Radiology

101 THE CITY DR S
Orange, CA 92868

Reassigned Medicare billing, California enrollment
202 clinicians in this Medicare group

NPI 1346298528 (714) 456-8068

University Of California San Francisco

376 mi

Surgery

400 PARNASSUS AVE, MCB 300
San Francisco, CA 94143

Reassigned Medicare billing, California enrollment
5,645 clinicians in this Medicare group

NPI 1346329380 (415) 353-2161

Ucsf Medical Group Business Services

376 mi

Internal Medicine

400 PARNASSUS AVE
San Francisco, CA 94122

Reassigned Medicare billing, California enrollment
5,544 clinicians in this Medicare group

NPI 1477624104 (415) 353-2808

Regents Of The Univ Of Ca

384 mi

Clinical Child & Adolescent

2825 50TH ST
Sacramento, CA 95817

Reassigned Medicare billing, California enrollment
2,570 clinicians in this Medicare group

NPI 1447423959 (916) 703-0315

Guam Healthcare Development Incorporated

Clinic/Center

133 ROUTE 3
Dededo, GU 96929

Reassigned Medicare billing, Guam enrollment
432 clinicians in this Medicare group

NPI 1326447939 (671) 645-5500

Guam X-Ray

Vascular & Interventional Radiology

633 GOV CARLOS G CAMACHO RD, GUAM MEDICAL PLAZA, SUITE 210
Tamuning, GU 96913

Reassigned Medicare billing, Guam enrollment
103 clinicians in this Medicare group

NPI 1376767426 (671) 649-1001

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 42

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.

X-ray of chest, 1 view 71045

A chest X-ray, 1 view, is a quick, painless test that produces images of the structures within your chest, such as your heart, lungs, and blood vessels. It helps in diagnosing conditions like pneumonia, heart problems, or lung cancer. You'll stand in front of a machine that emits X-rays, which pass through your body to create the image.

1,725 services774 patients

X-ray of abdomen, 1 view 74018

An X-ray of the abdomen, 1 view, is a quick and painless imaging test. It uses a small amount of radiation to produce images of the structures in your abdomen, such as the stomach, liver, and intestines. This can help identify issues like blockages, infections, or injuries.

462 services288 patients

Ct scan of abdomen and pelvis with contrast 74177

A CT scan of the abdomen and pelvis with contrast is an imaging procedure. A special dye, called contrast, is used to make certain areas more visible. This can help identify issues such as infections, tumors, or other abnormalities. The procedure is painless and usually takes about 30 minutes.

302 services288 patients

Ct scan of abdomen and pelvis without contrast 74176

A CT scan of the abdomen and pelvis is a non-invasive medical test. It uses special X-ray equipment to create detailed images of your abdominal and pelvic areas. This helps doctors examine organs, tissues, and vessels. No contrast dye is used in this procedure.

247 services232 patients

X-ray of lower and sacral spine, 2-3 views 72100

An X-ray of the lower and sacral spine involves capturing images of your lower back area, including the tailbone. This procedure helps in identifying problems like fractures, infections, or deformities. 2-3 different angle views provide a comprehensive picture.

198 services195 patients

Limited ultrasound scan of abdomen 76705

A limited ultrasound scan of the abdomen is a non-invasive imaging test. It uses sound waves to produce images of the abdominal organs such as the liver, gallbladder, spleen, pancreas, and kidneys. This helps to identify any abnormalities or issues.

136 services134 patients

X-ray of chest, 2 views 71046

A chest X-ray, 2 views, is a quick, painless test that creates pictures of the structures inside your chest, such as your heart, lungs, and blood vessels. Two different angles are used to get a comprehensive view. This helps in diagnosing conditions like pneumonia, heart problems, or lung cancer.

101 services100 patients

Complete ultrasound scan behind abdominal cavity 76770

A complete ultrasound scan behind the abdominal cavity is a non-invasive imaging procedure. It uses sound waves to create pictures of the structures and organs located at the back of your abdomen. It helps in diagnosing health conditions and monitoring ongoing treatments.

96 services91 patients

Ct scan of abdomen and pelvis before and after contrast 74178

A CT scan of your abdomen and pelvis with and without contrast helps visualize your internal organs better. Contrast is a special dye that improves the clarity of the images. It's taken orally or injected into your veins before the scan. The process is painless and quick.

85 services85 patients

Ultrasound study of arm or leg veins with compression and maneuvers 93970

An ultrasound study of arm or leg veins with compression and maneuvers is a non-invasive procedure that uses sound waves to create images of your veins. This helps identify blood clots or other vein problems. During the procedure, pressure is applied to the veins and certain movements are performed to assess blood flow.

83 services83 patients

X-ray of upper spine, 2-3 views 72040

An X-ray of the upper spine, with 2-3 views, is a painless procedure that employs a small amount of radiation to capture images of your neck and upper back. It assists in diagnosing conditions like arthritis, fractures, or spinal deformities.

73 services73 patients

3d radiographic procedure with computerized image postprocessing 76377

A 3D radiographic procedure with computerized image postprocessing is a high-tech imaging test. It uses X-rays to create detailed 3D images of the body. The computerized postprocessing further enhances these images for more precise diagnosis and treatment planning.

67 services66 patients

Ultrasound study of one arm or leg veins with compression and maneuvers 93971

This is a non-invasive procedure using sound waves to visualize veins in an arm or leg. It involves applying gentle pressure and performing certain movements. It helps identify any abnormal blood flow or clots, ensuring vascular health.

67 services64 patients

Ct scan of abdomen and pelvis with contrast 74177

45 services45 patients

Mri scan of abdomen before and after contrast 74183

An MRI scan of the abdomen before and after contrast provides detailed images of your abdominal organs. Initially, images are taken without a contrast agent. Then, a safe dye is administered, usually via an IV, to highlight certain areas, giving a clearer picture to help diagnose various conditions.

40 services40 patients

Ultrasound scan of transplanted kidney 76776

An ultrasound scan of a transplanted kidney is a non-invasive imaging procedure. It uses sound waves to produce images of your kidney, helping to monitor its health and function. This test helps detect any potential issues early, ensuring the kidney is working properly.

40 services31 patients

Ultrasound scan of head and neck soft tissue 76536

An ultrasound scan of the head and neck soft tissue is a non-invasive procedure that uses sound waves to create images of the soft tissues in these areas. It helps identify any abnormalities or issues, such as tumors, cysts, or infections. It's painless and doesn't involve radiation.

37 services37 patients

Ct scan of abdomen and pelvis without contrast 74176

36 services36 patients

Limited ultrasound scan of abdomen 76705

34 services33 patients

X-ray of lower and sacral spine, 2-3 views 72100

33 services33 patients

Complete ultrasound scan behind abdominal cavity 76770

31 services31 patients

X-ray of middle spine, 3 views 72072

An X-ray of the middle spine, with 3 views, is a diagnostic procedure where images are taken from different angles (front, side, and angled) to assess the health of your spine. It helps identify issues like fractures, tumors, or degenerative conditions.

30 services30 patients

Ct scan of abdomen and pelvis before and after contrast 74178

27 services27 patients

Ultrasound scan of head and neck soft tissue 76536

27 services27 patients

3d radiographic procedure with computerized image postprocessing 76377

25 services25 patients

3d radiographic procedure 76376

A 3D radiographic procedure is a non-invasive imaging test that helps doctors visualize the internal structures of your body in three dimensions. This advanced technology provides detailed images, aiding in accurate diagnosis and treatment planning. It involves exposure to minimal radiation.

21 services21 patients

Ct scan of blood vessels of abdomen and pelvis with contrast 74174

A CT scan of the abdomen and pelvis with contrast is a medical imaging procedure. A special dye, called contrast, is used to make blood vessels more visible. The scan produces detailed images of your abdomen and pelvis, helping doctors to diagnose conditions or plan treatments.

20 services20 patients

Ultrasound of both sides of head and neck blood flow 93880

An ultrasound of the head and neck blood flow is a safe, non-invasive procedure that uses sound waves to create images of blood vessels. It helps detect abnormalities like blockages or clots, ensuring optimal blood flow.

20 services20 patients

Complete ultrasound of abdomen and pelvis artery and vein blood flow 93975

This procedure uses sound waves to create images of your abdomen and pelvis, specifically focusing on the arteries and veins. It helps in assessing the blood flow and detecting any abnormalities, ensuring your overall well-being.

19 services18 patients

Ct scan of abdomen before and after contrast 74170

A CT scan of the abdomen before and after contrast is a diagnostic procedure. It involves taking detailed images of your abdomen area. Initially, images are taken without a contrast agent. Then, a contrast dye is given to highlight specific areas inside your body, helping to provide clearer images for better diagnosis.

18 services18 patients

Mri scan of pelvis before and after contrast 72197

An MRI scan of the pelvis before and after contrast is a non-invasive imaging technique. It uses magnetic fields and radio waves to capture detailed images of your lower abdomen. Contrast dye, safe for the body, improves image clarity. This helps detect abnormalities more accurately.

17 services17 patients

Ultrasound of leg arteries or artery grafts 93925

An ultrasound of leg arteries or artery grafts is a non-invasive imaging test. It uses high-frequency sound waves to capture live images from inside your body, specifically your leg arteries or grafts. This helps in detecting any blockages or abnormalities.

17 services17 patients

X-ray of chest, 2 views 71046

16 services16 patients

Ct scan of abdomen without contrast 74150

A CT scan of the abdomen without contrast is a non-invasive imaging procedure. It uses X-rays to create detailed pictures of your abdominal area, including organs like the liver, pancreas, intestines, and kidneys. It helps in diagnosing diseases, injuries, or abnormalities.

16 services16 patients

Ultrasound of one leg arteries or artery grafts 93926

An ultrasound of leg arteries or artery grafts is a non-invasive test using sound waves to create images of your blood vessels. This helps doctors assess blood flow, identify blockages, and monitor the health of grafts.

15 services14 patients

Ultrasound study of arm and leg arteries 93922

An ultrasound study of arm and leg arteries is a non-invasive procedure that uses sound waves to create images of your arteries. It helps in checking blood flow, identifying blockages, or detecting other abnormalities in your arteries.

14 services13 patients

Complete ultrasound scan of abdomen 76700

A complete ultrasound scan of the abdomen is a non-invasive imaging procedure. It uses sound waves to produce images of the organs in your abdomen, such as the liver, gallbladder, spleen, pancreas, and kidneys. It helps in diagnosing, monitoring, and planning treatments.

12 services12 patients

Limited ultrasound scan of joint or other extremity structure except blood vessels 76882

A limited ultrasound scan of a joint or other extremity structure lacking blood vessels is a non-invasive procedure that uses sound waves to create images of the inside of your body. This helps in diagnosing and monitoring conditions related to your joints or other similar structures.

12 services11 patients

X-ray of upper spine, 2-3 views 72040

11 services11 patients

X-ray of lower and sacral spine, minimum of 4 views 72110

An X-ray of the lower and sacral spine involves capturing images of your lower back and tailbone area. It helps in identifying issues like fractures, arthritis, or other abnormalities. At least four different angles or 'views' are taken to get a comprehensive picture.

11 services11 patients

X-ray of sacrum and tailbone, minimum of 2 views 72220

An X-ray of the sacrum and tailbone involves capturing images of these lower spine areas from at least two different angles. This non-invasive procedure helps detect abnormalities or injuries, providing valuable information for accurate diagnosis and treatment.

11 services11 patients

Ultrasound scan of uterus, ovaries, tubes, cervix and pelvic area through vagina 76830

An ultrasound scan of the lower abdominal region is a safe, non-invasive procedure that uses sound waves to create images of internal structures. This helps in checking the health of reproductive organs and detecting any abnormalities. The scan is done via a small probe inserted into the body.

11 services11 patients

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.

64.82/100

MIPS Final ScoreMerit-based Incentive Payment System · CMS Quality Payment Program

Scored as part of a group practice

Quality

100

Promoting Interoperability

Improvement Activities

Cost

78.59

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.

DR. ANKIT BHUPENDRA PATEL D.O.

Radiology (Diagnostic Radiology)

101 THE CITY DR S
ORANGE, CA 92868

Orange County (714) 456-5113

DR. LAURA CATHERINE SKOCZYLAS MD

Obstetrics & Gynecology

101 THE CITY DR S, BUILDING 56, DEPARTMENT OF OB/GYN
ORANGE, CA 92868

Orange County (714) 456-8224

MICHAEL CHENG DO

Internal Medicine (Rheumatology)

101 THE CITY DR S
ORANGE, CA 92868

Orange County (714) 456-7110

AESTHETIC AND PLASTIC SURGERY INSTITUTE

Plastic Surgery

101 THE CITY DR S
ORANGE, CA 92868

Orange County (714) 456-2986

JOSEPH VILLARREAL M.D.

Emergency Medicine

101 THE CITY DR S, BUILDING 1A, ROOM 1009
ORANGE, CA 92868

Orange County (714) 456-5239

DEMI TRAN

Psychiatry & Neurology (Neurology)

101 THE CITY DR S, CITY TOWER, SUITE 400
ORANGE, CA 92868

Orange County (171) 456-6693

DR. ISABEL CARLTON CLARK M.D.

Surgery (Trauma Surgery)

101 THE CITY DR S
ORANGE, CA 92868

Orange County (714) 456-7890

DYLAN LUKATO

Emergency Medicine

101 THE CITY DR S
ORANGE, CA 92868

Orange County (415) 218-8041

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 Gerald Lee's NPI number?

The NPI number for Gerald Lee is 1013928225. It was assigned to this individual provider in the NPPES registry on August 11, 2006.

Where is Gerald Lee located?

Gerald Lee practices at 101 The City Dr S, Orange, CA 92868. The listed phone number is (714) 456-7237.

What is Gerald Lee's specialty?

The primary specialty registered for this NPI is Radiology, specializing in Body Imaging, with taxonomy code 2085B0100X.

Is Gerald Lee enrolled in Medicare?

Yes. Gerald 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.

Which organizations bill Medicare for Gerald Lee's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Gerald Lee reassigns Medicare benefits to 6 organizations: Uc Regents (Orange, CA), University Of California San Francisco (San Francisco, CA), Ucsf Medical Group Business Services (San Francisco, CA), Regents Of The Univ Of Ca (Sacramento, CA), Guam Healthcare Development Incorporated (Dededo, GU) and 1 more organization, listed in the Medicare section above. Each 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 Gerald Lee's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

What insurance does Gerald Lee accept?

Health plans from Blue Cross Blue Shield of Wyoming and Blue Cross and Blue Shield of Texas list Gerald Lee as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.

When was this NPI record last updated?

The NPPES record for Gerald Lee was last updated on June 16, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 16 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.