ROXANNE CHAN MD
NPI 1851407787
Radiology - Diagnostic Radiology in Santa Monica, CA

Q: What is Roxanne Chan's NPI number?

The NPI number for Roxanne Chan is 1851407787. It was assigned to this individual provider in the NPPES registry on August 22, 2006.

Q: What is Roxanne Chan's specialty?

The primary specialty registered for this NPI is Radiology, specializing in Diagnostic Radiology, with taxonomy code 2085R0202X.

Q: When was this NPI record last updated?

The NPPES record for Roxanne Chan was last updated on June 14, 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 22, 2006PECOS EnrolledAccepts Medicare Assignment

2811 WILSHIRE BLVD, SANTA MONICA, CA 90403(310) 456-7828 Get Directions Write a Review

NPPES record last updated: June 14, 2025. Verified against the NPPES registry weekly; last sync: November 01, 2026.

Record update history: Jun 14, 2025, Mar 19, 2025, Oct 27, 2022 and 3 more (6 updates tracked since 2019).

On this page

About Roxanne Chan Md NPPES

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

ROXANNE CHAN MD (NPI 1851407787) is an individual diagnostic radiology provider in Santa Monica, California, licensed in California (A82201) and active in the NPI registry since August 2006. She is enrolled in Medicare PECOS and is a graduate of New York Medical College (1996).

NPPES Registry Identity

NPI1851407787

Entity TypeIndividualFemale

Primary Taxonomy2085R0202X

Provider Legal NameROXANNE CHANCredential: MD

Location Address2811 WILSHIRE BLVDSanta Monica, CA 90403-4803

Mailing Address1048 Irvine Ave # 782Newport Beach, CA 92660-4602 · (310) 456-7828

Phone(310) 456-7828

Sole ProprietorNo

Medical School CMSNew York Medical CollegeGraduated 1996

Enumeration DateAugust 22, 2006

Last NPPES UpdateJune 14, 20256 updates tracked since enumeration

NPPES CertifiedJune 14, 2025

✔ NPI 1851407787 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyRadiology · Diagnostic RadiologyAllopathic & Osteopathic Physicians

Taxonomy Code2085R0202X

Licenses✔ Licensed in CA · A82201✔ Licensed in MA · 152382

Definition

A radiologist who utilizes x-ray, radionuclides, ultrasound and electromagnetic radiation to diagnose and treat disease.

2811 WILSHIRE BLVD, Santa Monica, CA 90403

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Other Identifiers 1

Medicaid00A822010CA

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Blue Cross and Blue Shield of Texas, Imperial Insurance Companies, Inc., Taro Health.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

Roxanne Chan 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 ID2961428222

PECOS Enrollment IDI20051017000855

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 Roxanne Chan reassigns Medicare billing to 19 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.

Medical Imaging Center Of Southern California

Same address

Diagnostic Radiology

2827 WILSHIRE BLVD
Santa Monica, CA 90403

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

NPI 1700907433 (310) 829-9788

Pronet Imaging Medical Group, Inc.

1.8 mi

Diagnostic Radiology

1516 COTNER AVE
Los Angeles, CA 90025

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

NPI 1528099488 (310) 445-2800

Medical Imaging Center Of Southern California-Beverly Hills, Inc

6.0 mi

Diagnostic Radiology

8727 BEVERLY BLVD
Los Angeles, CA 90048

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

NPI 1437641727 (310) 829-9788

San Fernando Valley Interventional Radiology And Imaging Center

8.3 mi

Vascular-Interventional Technology

16311 VENTURA BLVD STE 120
Encino, CA 91436

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

NPI 1942350889 (310) 445-2951

Kan-Di-Ki LLC

12 mi

Portable X-ray and/or Other Portable Diagnostic Imaging Supplier

12612 RAYMER ST
North Hollywood, CA 91605

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

NPI 1225290174 (800) 786-8015

Faculty Physicians And Surgeons Of Llusm

16 mi

Transplant Surgery

1505 WILSON TERRACE, SUITE 155
Glendale, CA 91206

Reassigned Medicare billing, California enrollment
2,584 clinicians in this Medicare group

NPI 1508255175 (909) 558-3636

Newport Diagnostic Radiology, Inc

45 mi

Diagnostic Radiology

1605 AVOCADO AVE
Newport Beach, CA 92660

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

NPI 1134345473 (949) 760-3025

Central Valley Community Medical Imaging

201 mi

Diagnostic Radiology

2823 FRESNO ST, FRESNO AND R STREETS
Fresno, CA 93721

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

NPI 1376637264 (559) 459-3980

Modesto Advanced Diagnostic Imaging Medical Center

287 mi

Diagnostic Radiology

157 E COOLIDGE AVE
Modesto, CA 95350

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

NPI 1730133893 (209) 524-6800

Dhew Ind Hlth Sv Hlth Svs & Mntl Hlth

340 mi

Public Health or Welfare

100 NORTH GILA BOULVARD
Gila Bend, AZ 85337

Reassigned Medicare billing, Texas enrollment
Medicare enrollment name: Dhew Ind Hlth Sv Hlth Svs & Mntl Hlth Adm
599 clinicians in this Medicare group

NPI 1912921677 (602) 263-1200

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 36

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.

Injection, gadoterate meglumine, 0.1 ml A9575

Gadoterate meglumine is a contrast agent used in MRI scans to help visualize certain areas of your body more clearly. It's injected into your bloodstream, typically through a vein in your arm, and helps doctors get more detailed images.

3,125 services50 patients

Low osmolar contrast material, 300-399 mg/ml iodine concentration, per ml Q9967

Low osmolar contrast material with 300-399 mg/ml iodine concentration is a diagnostic tool used in imaging procedures. It helps to enhance the visibility of specific areas in the body, aiding in accurate diagnosis. It's safe and generally well-tolerated by patients.

3,100 services29 patients

Low osmolar contrast material, 200-299 mg/ml iodine concentration, per ml Q9966

Low osmolar contrast material with 200-299 mg/ml iodine concentration is a type of dye used in certain medical tests like CT scans or X-rays. It helps to highlight specific areas in your body, making them easier to see and examine. It's safe and commonly used.

2,500 services23 patients

Mri scan of leg joint without contrast 73721

An MRI scan of your leg joint is a non-invasive procedure that uses magnetic fields and radio waves to create detailed images of the structures within your leg. This helps doctors diagnose or monitor conditions without using contrast dye.

400 services327 patients

Mri scan of arm joint without contrast 73221

An MRI scan of the arm joint is a non-invasive imaging procedure that uses magnetic fields and radio waves to create detailed images of the structures within your arm joint. No contrast dye is used in this process. It helps to diagnose or monitor conditions like arthritis, injuries, or infections.

194 services170 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.

138 services129 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.

115 services111 patients

Mri scan of leg without contrast 73718

An MRI scan of the leg without contrast is a non-invasive imaging procedure. It uses a magnetic field and radio waves to create detailed images of the structures in your leg, such as bones, muscles, and blood vessels. No contrast dye is used.

80 services73 patients

X-ray of hip, 2-3 views 73502

An X-ray of the hip with 2-3 views is a non-invasive imaging test. It uses a small amount of radiation to produce pictures of the hip joint. These images help in diagnosing conditions like fractures, arthritis, or other abnormalities. The process is quick and painless.

51 services35 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.

49 services49 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.

43 services42 patients

X-ray of knee, 3 views 73562

An X-ray of the knee, 3 views, is a non-invasive imaging test. It uses a small amount of radiation to produce images of the knee from three different angles. This helps medical professionals to diagnose and monitor conditions like arthritis, fractures, or infections. The process is quick and painless.

43 services28 patients

X-ray of shoulder, minimum of 2 views 73030

An X-ray of the shoulder, with a minimum of 2 views, is a non-invasive imaging test. It uses a small amount of radiation to produce images of your shoulder bones. This helps in diagnosing conditions like fractures, arthritis, or other abnormalities. The procedure is quick and painless.

40 services34 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.

38 services38 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.

36 services36 patients

Complete ultrasound scan of pelvis 76856

A complete ultrasound scan of the pelvis is a safe, non-invasive imaging procedure. It uses sound waves to create pictures of your lower abdomen area, helping doctors to evaluate and diagnose any potential issues. It's painless and usually takes about 30 minutes.

34 services34 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.

33 services33 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.

27 services27 patients

X-ray of upper spine, 4-5 views 72050

An X-ray of the upper spine with 4-5 views is a non-invasive imaging test. It uses radiation to capture detailed images of the bones and structures in your neck and upper back. This procedure helps identify issues like fractures, infections, or deformities.

25 services23 patients

Ct scan of chest without contrast 71250

A CT scan of the chest without contrast is a non-invasive imaging procedure. It uses special X-ray equipment to produce detailed images of your chest area, including your lungs and heart. It can help diagnose conditions such as lung diseases or heart disorders. It doesn't involve any dyes or contrast agents.

24 services24 patients

Review by radiologist of shoulder joint image 73040

This procedure involves a radiologist examining images of your shoulder joint. These images, often obtained through X-ray or MRI, help identify issues like fractures, arthritis, or soft tissue damage. Understanding these results is crucial for your diagnosis and treatment plan.

24 services22 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.

24 services22 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.

24 services22 patients

Mri scan of arm joint before and after contrast 73223

An MRI scan of your arm joint involves using a magnetic field & radio waves to create detailed images of the structures within your arm. First, images are taken without a contrast agent. Then, a safe dye is injected to highlight certain areas, providing clearer pictures for better diagnosis.

23 services22 patients

Injection of contrast for imaging of shoulder joint 23350

This procedure involves injecting a contrast agent into your shoulder joint. The contrast helps highlight the joint on an imaging scan, giving a clearer picture of its condition. It can help identify any abnormalities or injuries. It's generally safe with minimal discomfort.

22 services21 patients

Mri scan of arm without contrast 73218

An MRI scan of the arm without contrast is a non-invasive imaging test. It uses a magnetic field and radio waves to create detailed pictures of the structures within your arm. This procedure helps in diagnosing injuries or diseases affecting muscles, bones, and joints.

22 services20 patients

Ct scan of leg without contrast 73700

A CT scan of the leg is a non-invasive imaging test that uses X-rays to capture detailed images of your leg's bones, muscles, and blood vessels. It doesn't use contrast dye and doesn't cause any pain. It helps in diagnosing injuries or diseases.

22 services19 patients

X-ray of hand, minimum of 3 views 73130

An X-ray of the hand, minimum of 3 views, is a non-invasive imaging test. It uses a small amount of radiation to produce images of the bones in your hand from different angles. This helps in diagnosing fractures, infections, arthritis, or other abnormalities. It's quick and painless.

19 services13 patients

Ct scan of lower spine without contrast 72131

A CT scan of the lower spine without contrast is a non-invasive imaging test. It uses X-rays to create detailed images of your lower back area, helping to detect conditions like fractures, infections, or tumors. It's painless and generally quick.

18 services18 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.

16 services14 patients

Ct scan of chest with contrast 71260

A CT scan of the chest with contrast is an imaging procedure. A special dye (contrast) is used to highlight specific areas in your body, providing clearer pictures of your chest. This helps in diagnosing conditions related to your lungs, heart, and other chest structures.

15 services13 patients

X-ray of foot, minimum of 3 views 73630

An X-ray of the foot, minimum of 3 views, is a non-invasive imaging test. It uses a small amount of radiation to produce images of the bones and tissues in your foot. This helps to identify fractures, infections, or other abnormalities. Multiple views ensure a comprehensive examination.

14 services12 patients

Ct scan of arm without contrast 73200

A CT scan of the arm without contrast is a non-invasive imaging test. It uses X-ray technology to capture detailed images of your arm's structures. It doesn't involve any contrasting dye, hence, minimal preparation is required. It helps in diagnosing injuries or conditions affecting the arm.

13 services11 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.

13 services13 patients

Ct scan of upper spine without contrast 72125

A CT scan of the upper spine without contrast is a non-invasive imaging test that uses X-rays to capture detailed images of your neck and upper back. It helps in identifying issues like fractures, tumors, or infections. No dye (contrast) is used in this scan.

11 services11 patients

Mri scan of pelvis without contrast 72195

An MRI scan of the pelvis without contrast is a non-invasive imaging test. It uses a magnetic field and radio waves to create detailed pictures of the lower part of your body. This helps doctors to identify any abnormalities or issues in that area.

11 services11 patients

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 90403 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

$96.36 typical visit price

range $62.96 – $187.60

Typical copayment $24.09 (range $15.74 – $46.90)

Most-billed visit code 99203

Established Patient

$77.96 typical visit price

range $20.84 – $153.61

Typical copayment $19.49 (range $5.21 – $38.40)

Most-billed visit code 99213

Amounts reflect what Medicare beneficiaries in this ZIP area are typically charged for office visits. Patients with other coverage should check their individual plans.

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.

SHELDON JORDAN, M.D., INC.

Pain Medicine (Interventional Pain Medicine)

2811 WILSHIRE BLVD, # 790
SANTA MONICA, CA 90403

Los Angeles County (310) 829-5968

LIFESPAN MEDICINE

General Practice

2811 WILSHIRE BLVD, SUITE 610
SANTA MONICA, CA 90403

Los Angeles County (310) 453-2335

DR. OSCAR E STREETER JR. M.D.

Radiology (Radiation Oncology)

2811 WILSHIRE BLVD, SUITE 860
SANTA MONICA, CA 90403

Los Angeles County (888) 580-5900

MARC D. CHALET, MD, INC.

Dermatology (Dermatopathology)

2811 WILSHIRE BLVD, SUITE 615
SANTA MONICA, CA 90403

Los Angeles County (310) 202-6204

CHROMAN TMS, INC

Psychiatry & Neurology (Behavioral Neurology & Neuropsychiatry)

2811 WILSHIRE BLVD, SUITE 680
SANTA MONICA, CA 90403

Los Angeles County (310) 829-9788

PETER ALAN BARDWICK MD

Internal Medicine (Rheumatology)

2811 WILSHIRE BLVD, STE 550
SANTA MONICA, CA 90403

Los Angeles County (310) 828-4759

DR. STEPHANIE J. GROSIK DPT

Physical Therapist

2811 WILSHIRE BLVD, SUITE 600
SANTA MONICA, CA 90403

Los Angeles County (310) 828-7239

TIMOTHY DAVIS, MD

Physical Medicine & Rehabilitation (Pain Medicine)

2811 WILSHIRE BLVD, SUITE 850
SANTA MONICA, CA 90403

Los Angeles County (310) 828-7757

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 Roxanne Chan's NPI number?

The NPI number for Roxanne Chan is 1851407787. It was assigned to this individual provider in the NPPES registry on August 22, 2006.

Where is Roxanne Chan located?

Roxanne Chan practices at 2811 Wilshire Blvd, Santa Monica, CA 90403. The listed phone number is (310) 456-7828.

What is Roxanne Chan's specialty?

The primary specialty registered for this NPI is Radiology, specializing in Diagnostic Radiology, with taxonomy code 2085R0202X.

Is Roxanne Chan enrolled in Medicare?

Yes. Roxanne Chan 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 Roxanne Chan's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Roxanne Chan reassigns Medicare benefits to 19 organizations: Medical Imaging Center Of Southern California (Santa Monica, CA), Pronet Imaging Medical Group, Inc. (Los Angeles, CA), Medical Imaging Center Of Southern California-Beverly Hills, Inc (Los Angeles, CA), San Fernando Valley Interventional Radiology And Imaging Center (Encino, CA), Kan-Di-Ki LLC (North Hollywood, CA) and 14 more organizations, 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 Roxanne Chan's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

What insurance does Roxanne Chan accept?

Health plans from Blue Cross and Blue Shield of Texas, Imperial Insurance Companies, Inc. and Taro Health list Roxanne Chan 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 Roxanne Chan was last updated on June 14, 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.