DR. SEYED H SHAHROKNI M.D.
NPI 1104877497
Radiology - Diagnostic Neuroimaging in Santa Monica, CA

Q: What is Seyed Shahrokni's NPI number?

The NPI number for Seyed Shahrokni is 1104877497. It was assigned to this individual provider in the NPPES registry on May 12, 2006.

Q: What is Seyed Shahrokni's specialty?

The primary specialty registered for this NPI is Radiology, specializing in Diagnostic Neuroimaging, with taxonomy code 2085D0003X.

Q: When was this NPI record last updated?

The NPPES record for Seyed Shahrokni was last updated on December 29, 2022. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 3 years 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 May 12, 2006PECOS EnrolledAccepts Medicare Assignment

85.71/100

CMS Quality Rating

2428 SANTA MONICA BLVD, SANTA MONICA, CA 90404(310) 315-1000 Get Directions Write a Review

NPPES record last updated: December 29, 2022. Verified against the NPPES registry weekly; last sync: October 25, 2026.

On this page

About Dr. Seyed H Shahrokni M.d. NPPES

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

DR. SEYED H SHAHROKNI M.D. (NPI 1104877497) is an individual diagnostic neuroimaging provider in Santa Monica, California, licensed in California (A67310) and active in the NPI registry since May 2006. He is enrolled in Medicare PECOS, maintains a secondary practice location in Mission Viejo, and is a graduate of Tufts University School Of Medicine (1997).

NPPES Registry Identity

NPI1104877497

Entity TypeIndividualMale

Primary Taxonomy2085D0003X

Provider Legal NameDR. SEYED H SHAHROKNICredential: M.D.

Location Address2428 SANTA MONICA BLVDSanta Monica, CA 90404-2045

Mailing Address27758 Santa Margarita Parkway, #409Mission Viejo, CA 92691-6709 · (949) 364-5716 · Fax (949) 364-5777

Phone(310) 315-1000

Sole ProprietorYes

Medical School CMSTufts University School Of MedicineGraduated 1997

Enumeration DateMay 12, 2006

Last NPPES UpdateDecember 29, 2022

NPPES CertifiedDecember 29, 2022

✔ NPI 1104877497 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 4

★ Primary SpecialtyRadiology · Diagnostic NeuroimagingAllopathic & Osteopathic Physicians

Taxonomy Code2085D0003X

License✔ Licensed in CA · A67310

Definition

A licensed physician, who has completed a residency program in Neurology, and who has additional training, experience, and competence in the standards of performance and interpretation of Magnetic Resonance Imaging (MRI / MRA) of the head, spine, and peripheral nerves, and Computed Tomography (CT) of the head and spine. Physicians are trained in the administration of contrast media and the recognition and treatment of adverse reactions to contrast media. Neuroimaging training encompasses thorough knowledge of clinical neurology, neurophysiology, neuroanatomy, neurochemistry, neuropharmacology, and dynamics of cerebrospinal fluid circulation. Physicians possess special expertise in the technical aspects and clinical applications of each of the modalities and techniques of neuroimaging.

Also ListedRadiology · Diagnostic RadiologyTaxonomy 2085R0202X · License A67310 (CA)

Also ListedClinic/Center · RadiologyTaxonomy 261QR0200X · License A67310 (CA)

Also ListedClinic/Center · Radiology, MammographyTaxonomy 261QR0206X · License A67310 (CA)

2428 SANTA MONICA BLVD, Santa Monica, CA 90404

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Secondary Practice Location 1

Location 127725 Santa Margarita Parkway, Suite 101Mission Viejo, CA 92691-6706 · Phone (949) 462-3999 · Fax (949) 462-3777

Other Identifiers 3

Medicaid00A673100CA

OtherA67310CA · State License

OtherP00240672Railroad Medicare

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. Seyed H Shahrokni 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 ID1557342755

PECOS Enrollment IDI20040525000741

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 Seyed Shahrokni reassigns Medicare billing to 15 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.

Beverly Radiology Medical Group III

2.0 mi

Diagnostic Radiology

1510 COTNER AVE
Los Angeles, CA 90025

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

NPI 1962457812 (310) 445-2951

Pronet Imaging Medical Group, Inc.

2.0 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

Cedars-Sinai Medical Care Foundation

6.3 mi

Anesthesiology

8700 BEVERLY BLVD STE SB-290
Los Angeles, CA 90048

Reassigned Medicare billing, California enrollment
2,118 clinicians in this Medicare group

NPI 1043826720 (310) 423-1447

San Fernando Valley Interventional Radiology And Imaging Center

8.7 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

Riverside Radiology Medical Group, Inc.

46 mi

Diagnostic Radiology

721 IRIS AVE
Corona Del Mar, CA 92625

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

NPI 1275766230 (949) 719-0822

Kern Radiology Medical Group, Inc

76 mi

Diagnostic Radiology

432 S MILL ST
Tehachapi, CA 93561

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

NPI 1699294025 (661) 326-9600

Desert Advanced Imaging Medical Center

121 mi

Diagnostic Radiology

72855 FRED WARING DR
Palm Desert, CA 92260

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

NPI 1568416147 (760) 346-1130

Fresno Imaging Center

206 mi

Diagnostic Radiology

6191 N THESTA ST
Fresno, CA 93710

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

NPI 1659456499 (559) 447-2600

Modesto Advanced Diagnostic Imaging Medical Center

288 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

Norcal Imaging

312 mi

Diagnostic Radiology

2201 WALNUT AVE, SUITE # 150
Fremont, CA 94538

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

NPI 1013031772 (510) 713-1234

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 44

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.

4,050 services25 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.

1,315 services15 patients

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.

520 services407 patients

Ct scan head or brain without contrast 70450

A CT scan of the head or brain without contrast is a non-invasive imaging procedure. It uses X-rays to create detailed pictures of your brain, skull, and other structures inside your head. It helps to detect conditions like strokes, tumors, or injuries. No dye (contrast) is used in this test.

212 services195 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.

143 services133 patients

Mri scan of lower spinal canal without contrast 72148

An MRI scan of the lower spinal canal without contrast is a non-invasive imaging test. It uses a magnetic field and radio waves to produce detailed images of your lower spine. This helps identify issues like disc problems, tumors, or nerve conditions. No dye is used.

135 services135 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.

100 services96 patients

Ct scan of blood vessels of chest with contrast 71275

A CT scan of the chest with contrast is a non-invasive imaging test. It uses X-rays and a special dye to get detailed images of your blood vessels in the chest. This helps in diagnosing conditions related to heart and lungs.

77 services77 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.

73 services54 patients

Mri scan of upper spinal canal without contrast 72141

An MRI scan of the upper spinal canal without contrast is a non-invasive imaging test. It uses a magnetic field and radio waves to create detailed images of your upper spine. This helps doctors identify issues such as injuries, infections or diseases. No dye is used.

72 services72 patients

Ct scan of blood vessels of neck with contrast 70498

A CT scan of the neck's blood vessels with contrast is a diagnostic procedure. It uses X-rays and a special dye to create detailed images of your neck's blood vessels. This helps doctors detect issues such as blockages or abnormalities.

59 services57 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.

57 services56 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.

54 services54 patients

Ct scan of blood vessels of head with contrast 70496

A CT scan of the head's blood vessels with contrast is a diagnostic procedure. A special dye (contrast) is injected into your body to make the blood vessels visible on the scan. This helps identify issues like blockages or abnormalities in your head's blood vessels.

49 services48 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.

43 services43 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.

36 services35 patients

X-ray of chest, 2 views 71046

34 services34 patients

Mri scan of brain without contrast 70551

An MRI scan of the brain without contrast is a non-invasive imaging test. It uses a magnetic field and radio waves to create detailed images of your brain. It helps in detecting abnormalities like tumors, stroke, inflammation, or infection.

33 services32 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.

31 services30 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

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.

24 services24 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.

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 services24 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.

22 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.

22 services22 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.

21 services18 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.

20 services20 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.

18 services16 patients

Ct scan of lower spine without contrast 72131

17 services17 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.

17 services16 patients

Ultrasound of abdomen and pelvis artery and vein blood flow 93976

An ultrasound of your abdomen and pelvis arteries and veins is a non-invasive procedure that uses sound waves to create images of your blood vessels. This helps in assessing the flow of blood, identifying blockages, or detecting other abnormalities. It's a safe, painless process.

17 services17 patients

Mri scan of brain before and after contrast 70553

An MRI scan of the brain, both before and after contrast, helps visualize different brain structures. Initially, images are taken without a contrast agent. Then, a safe dye is injected which helps highlight certain areas, providing clearer, more detailed images.

16 services15 patients

Mri scan of brain without contrast 70551

15 services15 patients

Mri scan of middle spinal canal without contrast 72146

An MRI scan of the middle spinal canal without contrast is a non-invasive imaging test. It uses magnetic fields and radio waves to create detailed images of your spine. This helps doctors identify any abnormalities or issues in your spinal canal. No dye is used in this procedure.

15 services15 patients

X-ray of ankle, minimum of 3 views 73610

An ankle X-ray is a quick, painless imaging test. It involves capturing at least three different images or 'views' of your ankle using small amounts of radiation. These images help identify any abnormalities or injuries, such as fractures or arthritis.

15 services13 patients

X-ray of lower leg, 2 views 73590

An X-ray of the lower leg, 2 views, is a quick, painless test that produces images of the bones in your lower leg. It helps to identify fractures, infections, or diseases. Two different angles are used to provide a comprehensive view of the leg's structure.

14 services13 patients

X-ray of foot, minimum of 3 views 73630

14 services11 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.

14 services14 patients

Ct scan of middle spine without contrast 72128

A CT scan of the middle spine without contrast is a non-invasive imaging test. It uses X-rays to create detailed pictures of your mid-spine area. This scan helps doctors identify issues like fractures, tumors, or infections. No dye is used in this procedure.

13 services13 patients

Nuclear medicine studies of heart muscle at rest and with stress with single 2d image 78454

This procedure uses a safe radioactive substance to create images of your heart. It's done at rest and during stress to compare blood flow. The 2D image helps identify any heart muscle issues. It's a valuable tool for detecting heart disease.

13 services13 patients

X-ray of wrist, minimum of 3 views 73110

An X-ray of the wrist, minimum of 3 views, is a diagnostic procedure that uses radiation to create images of your wrist from different angles. This helps detect fractures, infections, or other abnormalities for accurate diagnosis and treatment planning.

12 services12 patients

Fine needle aspiration biopsy using ultrasound guidance, first growth 10005

Fine needle aspiration biopsy with ultrasound guidance is a procedure where a thin needle is inserted into a growth to extract a small sample. Ultrasound helps accurately locate the growth. This sample is then analyzed to determine the nature of the growth.

11 services11 patients

Ct scan head or brain without contrast 70450

11 services11 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.

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.

85.71/100

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

Scored as part of a group practice

Quality

85.67

Promoting Interoperability

100

Improvement Activities

Cost

61.47

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.

LINDSAY NOELLE WHITEHEAD DC

Chiropractor

2428 SANTA MONICA BLVD, SUITE 404
SANTA MONICA, CA 90404

Los Angeles County (310) 453-8393

WESTSIDE PRIMARY CARE, INC.

Legal Medicine

2428 SANTA MONICA BLVD
SANTA MONICA, CA 90404

Los Angeles County (310) 829-3385

ND RX INC

Pharmacy (Community/Retail Pharmacy)

2428 SANTA MONICA BLVD, SUITE 101
SANTA MONICA, CA 90404

Los Angeles County (310) 453-7843

DR. ROMANA HAIDER M.D.

Legal Medicine

2428 SANTA MONICA BLVD, 402
SANTA MONICA, CA 90404

Los Angeles County (310) 829-3385

DR. SUZAN K. VIGIL D.D.S.

Dentist

2428 SANTA MONICA BLVD, #102
SANTA MONICA, CA 90404

Los Angeles County (310) 315-1142

DR. KHALID KURBANALI JAVERI M.D.

Radiology (Diagnostic Radiology)

2428 SANTA MONICA BLVD
SANTA MONICA, CA 90404

Los Angeles County (310) 315-1000

WESTSIDE PROFESSIONAL MANAGEMENT INC.

Clinic/Center (Radiology)

2428 SANTA MONICA BLVD, STE. LL
SANTA MONICA, CA 90404

Los Angeles County (310) 315-1000

H. BABAALI, M.D. MEDICAL INC.

Clinic/Center (Multi-Specialty)

2428 SANTA MONICA BLVD, SUITE 402
SANTA MONICA, CA 90404

Los Angeles County (310) 367-3268

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 Seyed Shahrokni's NPI number?

The NPI number for Seyed Shahrokni is 1104877497. It was assigned to this individual provider in the NPPES registry on May 12, 2006.

Where is Seyed Shahrokni located?

Seyed Shahrokni practices at 2428 Santa Monica Blvd, Santa Monica, CA 90404. The listed phone number is (310) 315-1000.

What is Seyed Shahrokni's specialty?

The primary specialty registered for this NPI is Radiology, specializing in Diagnostic Neuroimaging, with taxonomy code 2085D0003X.

Is Seyed Shahrokni enrolled in Medicare?

Yes. Seyed Shahrokni 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 Seyed Shahrokni's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Seyed Shahrokni reassigns Medicare benefits to 15 organizations: Beverly Radiology Medical Group III (Los Angeles, CA), Pronet Imaging Medical Group, Inc. (Los Angeles, CA), Cedars-Sinai Medical Care Foundation (Los Angeles, CA), San Fernando Valley Interventional Radiology And Imaging Center (Encino, CA), Riverside Radiology Medical Group, Inc. (Corona Del Mar, CA) and 10 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 Seyed Shahrokni'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 Seyed Shahrokni was last updated on December 29, 2022. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 3 years 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.