DR. JUSTIN AARON SIEGAL MD
NPI 1639184518
Radiology - Diagnostic Radiology in Oakland, CA

NPI Status: Active since July 29, 2006

Contact Information

747 52ND ST
OAKLAND, CA
ZIP 94609
Phone: (510) 428-3000

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  • Individual
  • Male
  • Years of Experience 26
  • Radiology
  • Diagnostic Radiology
  • Accepts Insurance
  • Accepts Medicare Approved Payment
  • PECOS Enrolled
  • Medicare Quality Reporting

About JUSTIN SIEGAL

This page provides the complete NPI Profile along with additional information for Justin Siegal, a provider established in Oakland, California with a medical specialization in Radiology, focusing in diagnostic radiology and more than 26 years of experience. He graduated from Saint Louis University School Of Medicine in 2000. The healthcare provider is registered in the NPI registry with number 1639184518 assigned on July 2006. The practitioner's primary taxonomy code is 2085R0202X with license number C168787 (CA). The provider is registered as an individual and his NPI record was last updated May 2026.

NPI
1639184518
Provider Name
DR. JUSTIN AARON SIEGAL MD
Gender
Male
Entity Type
Individual
Location Address
747 52ND ST OAKLAND, CA 94609
Location Phone
(510) 428-3000
Mailing Address
19020 33RD AVE W STE 210 LYNNWOOD, WA 98036
Mailing Phone
(425) 563-1500
Mailing Fax
Medical School Name
SAINT LOUIS UNIVERSITY SCHOOL OF MEDICINE
Graduation Year
2000
Is Sole Proprietor?
No
Enumeration Date
07-29-2006
Last Update Date
05-21-2026
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Location Map

Secondary Locations

  • 203 S Western Ave
    Tonasket, WA 98855
    (509) 486-2151
  • 19020 33rd Ave W Suite 210
    Lynnwood, WA 98036
    (425) 563-1500

Specialty - Primary Taxonomy

The NPI enumerator requires providers to submit at least one taxonomy code. A taxonomy code is a unique 10-character code that describes the healthcare provider type, classification, and the area of specialization. There could be only one primary taxonomy code per NPI record. For individual NPIs the license data is associated to the taxonomy code.

Classification

Radiology Diagnostic Radiology

Taxonomy Code
2085R0202X
Type
Allopathic & Osteopathic Physicians
License No.
C168787
License State
CA
Taxonomy Description
A radiologist who utilizes x-ray, radionuclides, ultrasound and electromagnetic radiation to diagnose and treat disease.

Secondary Taxonomies

The provider has reported to the NPI enumerator additional taxonomy codes. Multiple taxonomy codes may represent subspecialties or other areas of specialization the provider maybe licensed to practice.

No. Taxonomy Code Type Classification /
Specialization
License No. (State)
12085N0700XAllopathic & Osteopathic Physicians

Radiology
Neuroradiology

MD00042038 (WA)
22085N0700XAllopathic & Osteopathic Physicians

Radiology
Neuroradiology

C168787 (CA)
32085N0700XAllopathic & Osteopathic Physicians

Radiology
Neuroradiology

M-12982 (ID)
42085R0202XAllopathic & Osteopathic Physicians

Radiology
Diagnostic Radiology

MD00042038 (WA)
52085R0202XAllopathic & Osteopathic Physicians

Radiology
Diagnostic Radiology

M-12982 (ID)

Insurance Plans Accepted

According to publicly available information the provider might be accepting the following health plans from these health insurance companies:

  • Bronze Exp Standardized - PPO
  • Bronze Value - PPO
  • Catastrophic HSA - PPO
  • Gold Standardized - PPO
  • Gold Value - PPO
  • Silver AH - PPO
  • Silver Standardized - PPO
  • Dental Gold - PPO
  • Dental Gold Plus Vision - PPO
  • Dental Pediatric - PPO
  • HA Bronze Exp Standardized - POS
  • HA Bronze National - POS
  • HA Gold Premier National - POS
  • HA Gold Standardized - POS
  • HA Platinum Premier National - POS
  • HA Platinum Standardized - POS
  • HA Silver AH - POS
  • HA Silver Standardized - POS
  • Moda Health Affinity Bronze 8000 - EPO
  • Moda Health Affinity Bronze 9000 - EPO
  • Moda Health Affinity Bronze HDHP 7500 - EPO
  • Moda Health Affinity Gold 1000 - EPO
  • Moda Health Affinity Gold 1500 - EPO
  • Moda Health Affinity Gold 250 - EPO
  • Moda Health Affinity Silver 3000 - EPO
  • Moda Health Affinity Silver 3400 - EPO
  • Moda Health Affinity Silver 4500 - EPO
  • Moda Health Affinity Silver 6000 - EPO
  • Octave Bronze Exp Standardized - POS
  • Octave Bronze Value - POS
  • Octave Gold Classic National - POS
  • Octave Gold Standardized - POS
  • Octave Silver AH - POS
  • Octave Silver Standardized - POS
  • Premera Blue Cross Alaska One Gold - PPO
  • Premera Blue Cross Preferred Bronze 5800 HSA - PPO
  • Premera Blue Cross Preferred Bronze 6350 - PPO
  • Premera Blue Cross Preferred Gold 1500 - PPO
  • Premera Blue Cross Preferred Silver 4500 - PPO
  • Premera Blue Cross Standard Bronze II - PPO
  • Premera Blue Cross Standard Gold - PPO
  • Premera Blue Cross Standard Silver - PPO
  • Premera Blue Cross Family Dental - PPO
  • Premera Blue Cross Pediatric Dental - PPO

Specific plan information not avaialable, please contact the provider to verify if your insurance plan is accepted.

Specific plan information not avaialable, please contact the provider to verify if your insurance plan is accepted.

Specific plan information not avaialable, please contact the provider to verify if your insurance plan is accepted.

*Please verify directly with this provider to make sure your insurance plan is currently accepted.

Additional Identifiers

The NPI Enumerator encourages providers to submit additional identifiers with their NPI application although the submission of this information is optional. The additional identifier(s) section includes other numbers or codes currently or formerly used as an identifier for the provider by other public healthcare entities. The identifiers may include UPIN, NSC, OSCAR, DEA, Medicaid State or PIN identification numbers.

Identifier Type / Code Identifier State Identifier Issuer
US7398683OTHER (01)WAAETNA/USHS PIN
234770OTHER (01)WALNI-KING COUNTY
341472OTHER (01)WALNI OUTSIDE KING COUNTY
1639184518OTHER (01)MTMONTANA DSHS
0039587OTHER (01)WAL&I
3445SIOTHER (01)WAREGENCE
1015172MEDICAID (05)WA 

Medicare Participation & PECOS Enrollment Status

Justin Siegal is registered with Medicare and accepts claims assignment, this means the provider accepts the approved amount for the cost of rendered services as full payment. Participating providers may not charge beneficiaries more than the approved amount for their services. Please keep in mind that beneficiaries still have to pay a coinsurance or copayment amount for a visit or service.

Justin Siegal is enrolled in PECOS and is eligible to order or refer health care services for Medicare patients. The provider is eligible to order or refer: Part B Clinical Laboratory and Imaging, Durable Medical Equipment (DME), a Home Health Agency (HHA) and Power Mobility Devices.

What is PECOS?
PECOS is the online Medicare enrollment management system or Provider, Enrollment, Chain and Ownership System. The PECOS system is a database of providers who have registered with CMS as providers or suppliers. PECOS is the primary source of information about verified Medicare professionals. Providers that want to participate in this program need to enroll in PECOS with their NPI number to avoid denied claims.

  • Is the provider registered in PECOS? Yes

  • PECOS PAC ID: 143224196

    What is the PECOS Associate Control ID?
    A PAC ID is a unique 10-digit number assigned to an individual or organization healthcare provider in PECOS. The PAC ID is used to link together all the provider information, like tax identification numbers and organizational names. A PAC ID can be connected to multiple Enrollment IDs if an individual or organization has enrolled in PECOS more than once.

  • PECOS Enrollment ID: I20060905000295, I20160105001561

    What is the Provider Enrollment ID?
    The Enrollment ID is a unique alphanumeric 15-digit code assigned to each new provider's PECOS enrollment application. The Enrollment ID is used to link together all the provider enrollment information like enrollment type, state, provider specialty, and reassignment of benefits.

  • Accepts Medicare Assignment? Yes

    What does it mean "accepts medicare assignment"?
    When a provider accepts Medicare assignment, the provider agrees to be paid directly by Medicare and to accept the payment amount approved by Medicare. Additionally, the provider agrees to not bill patients for more than the Medicare deductible and coinsurance amounts.
    A provider who doesn't accept assignment may charge you up to 15% over the Medicare-approved amount. This is known as the limiting charge. You may have to pay this amount, or it may be covered by another insurer.

  • Eligible to Order or Refer Part B Clinical Laboratory and Imaging: Yes

  • Eligible to Order or Refer Durable Medical Equipment (DMEPOS): Yes

  • Eligible to Order or Refer a Home Health Agency (HHA): Yes

  • Eligible to Order or Refer Power Mobility Devices: Yes

Areas of Expertise

The following services and procedures, recently provided to Medicare patients, illustrate the range of care this provider offers. This list reflects the variety of services available to all patients visiting the practice and is based on 2022 Medicare dataset. In general, the more frequently a provider treats specific conditions or performs particular procedures, the more experienced they become in addressing similar patient needs. The provider has delivered many of the services listed below to Medicare patients. Please note that this list does not include services provided to patients who are not covered by Medicare.

Ct scan head or brain without contrast

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.

This service was performed 272 times for 266 patients

Ct scan of blood vessels of head with contrast

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.

This service was performed 231 times for 231 patients

Ct scan of blood vessels of neck with contrast

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.

This service was performed 235 times for 235 patients

Ct scan of face without contrast

A CT scan of the face without contrast is a non-invasive imaging procedure. It uses X-rays to create detailed pictures of your face, including bones, soft tissues, and blood vessels. It's often used to diagnose diseases, injuries, or abnormalities. No contrast dye is used in this procedure.

This service was performed 19 times for 19 patients

Ct scan of lower spine without contrast

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.

This service was performed 13 times for 13 patients

Ct scan of soft tissue of neck with contrast

A CT scan of the neck with contrast is a non-invasive imaging procedure. A special dye is administered to highlight the soft tissues in your neck, making them easier to see. This helps detect issues like infections, tumors, or other abnormalities.

This service was performed 26 times for 26 patients

Ct scan of upper spine without contrast

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.

This service was performed 14 times for 14 patients

Injection, gadoterate meglumine, 0.1 ml

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.

This service was performed 5,890 times for 37 patients

Mri scan of blood vessels of head without contrast

An MRI scan of the head's blood vessels without contrast is a non-invasive imaging procedure. It uses a magnetic field and radio waves to create detailed images of the blood vessels in your head. This helps doctors diagnose conditions such as stroke, aneurysm, or other vascular disorders.

This service was performed 11 times for 11 patients

Mri scan of brain before and after contrast

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.

This service was performed 95 times for 95 patients

Mri scan of brain before and after contrast

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.

This service was performed 42 times for 39 patients

Mri scan of brain without contrast

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.

This service was performed 126 times for 126 patients

Mri scan of brain without contrast

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.

This service was performed 19 times for 19 patients

Mri scan of lower spinal canal before and after contrast

An MRI scan of the lower spinal canal with contrast is a non-invasive imaging procedure. It uses magnetic fields to generate detailed images of your lower spine. A contrast agent is injected to enhance these images, helping doctors see issues more clearly.

This service was performed 14 times for 14 patients

Mri scan of lower spinal canal without contrast

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.

This service was performed 35 times for 35 patients

Mri scan of lower spinal canal without contrast

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.

This service was performed 15 times for 14 patients

Mri scan of upper spinal canal before and after contrast

An MRI scan of the upper spinal canal before and after contrast is a non-invasive imaging test. It uses magnetic fields and radio waves to create detailed images of your spine. Contrast dye is injected to enhance these images, providing clearer visuals for accurate diagnosis.

This service was performed 11 times for 11 patients

Mri scan of upper spinal canal without contrast

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.

This service was performed 26 times for 26 patients

Mri scan of upper spinal canal without contrast

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.

This service was performed 12 times for 11 patients

X-ray of chest, 1 view

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.

This service was performed 18 times for 18 patients

X-ray of chest, 2 views

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.

This service was performed 26 times for 26 patients

X-ray of chest, 2 views

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.

This service was performed 17 times for 17 patients

Physician Visit Costs



The typical physician office visit costs for Medicare beneficiaries in this area are: $26.12 for a new patient copayment and $21.22 for an established patient copayment.

The pricing information below displays the copayment minimum, maximum and average amount that patients under Medicare are charged when visiting this provider as a new or established patient. Please keep in mind that these prices are just for reference purposes, and the actual prices charged by the provider might be different.

For patients covered under private health plans the prices below are also useful as healthcare pricing for private insurance is usually established as a function of Medicare prices. Private insurance covered patients should check their individual plans to determine the exact pricing.

The prices below reflect the costs for new and established patients in the 94609 ZIP code area.

New Patients Visit Costs *

The most utilized procedure code for new patients office visits is 99203

  • Average New Patient Price $104.51
  • Minimum New Patient Price $69
  • Maximum New Patient Price $202.35
  • Average New Patient Copayment $26.12
  • Minimum New Patient Copayment $17.25
  • Maximum New Patient Copayment $50.58

Established Patients Visit Costs *

The most utilized procedure code for established patients office visits is 99213

  • Average Established Patient Price $84.91
  • Minimum Established Patient Price $23.44
  • Maximum Established Patient Price $166.46
  • Average Established Patient Copayment $21.22
  • Minimum Established Patient Copayment $5.86
  • Maximum Established Patient Copayment $41.61

* The physician office visit costs information is generated by statistical analysis of similar providers in the same geographical area. The pricing information above IS NOT the amount charged by this provider.

Quality Reporting

The provider participated in CMS Quality Payment Program. The Quality Payment Program aims to improve population health, reduce costs and improve the care received by Medicare beneficiaries. The following quality measures meet Medicare's statistical reporting standards. Not all providers report the same information, because not all providers give the same services to patients. The quality information is just a snapshot of some the care providers give to their patients. Reporting more or less information is not a reflection of quality.

Quality Measure Performance Number of Patients

Find Provider Hospital Affiliations - Privileges

Doctors and physicians must apply for hospital privileges to treat patients at hospitals. Find out if your doctor has privileges to practice at your preferred hospital by using the hospital affiliation information below based on recent medical claims.

Hospital affiliation is identified through self-reporting data, inpatient, outpatient, physician and ancillary service claims linked by the medical claims NPI number and place of service code. Additionally, to further determine provider hospital affiliation the clinician must have provided services to at least three patients on three different dates in the last 12 months. Justin Siegal is affiliated with the following medical facilities:

Hospital Name Address Phone Hospital Type Overall Rating
NORTHWEST SPECIALTY HOSPITAL1593 EAST POLSTON AVENUE
POST FALLS, ID 83854
(208) 262-2300Acute Care Hospitals
ASANTE ROGUE REGIONAL MEDICAL CENTER2825 E BARNETT ROAD
MEDFORD, OR 97504
(541) 789-7000Acute Care Hospitals
SWEDISH MEDICAL CENTER / CHERRY HILL500 17TH AVENUE
SEATTLE, WA 98122
(206) 320-2000Acute Care Hospitals
OVERLAKE HOSPITAL MEDICAL CENTER1035-116TH AVE NE
BELLEVUE, WA 98004
(425) 688-5000Acute Care Hospitals
OLYMPIC MEDICAL CENTER939 CAROLINE ST
PORT ANGELES, WA 98362
(360) 417-7000Acute Care Hospitals

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NPI NPI Number Validation

How NPI Validation Works

The NPI validation process uses the ISO-standard Luhn algorithm, a mathematical "handshake", to ensure that a provider's 10-digit ID is authentic and free of common typing errors.

To verify the NPI 1639184518, we treat the final digit (8) as the Check Digit—the target answer we need to reach. The process begins by taking the first nine digits and adding a constant value of 24, which accounts for the "80840" prefix required for all U.S. health identifiers. We then double every other digit starting from the right and sum the individual digits of those results together. For this specific NPI, that total comes to 72. The final step is to find the difference between that total and the next multiple of ten (80 - 72 = 8).

Digit-by-digit view

Use the first nine digits for the calculation. Starting from the right, double every other digit. The last digit is the check digit and is not part of the calculation.

Pos 1
1
Doubled → 2
Pos 2
6
Unchanged
Pos 3
3
Doubled → 6
Pos 4
9
Unchanged
Pos 5
1
Doubled → 2
Pos 6
8
Unchanged
Pos 7
4
Doubled → 8
Pos 8
5
Unchanged
Pos 9
1
Doubled → 2
Check
8
Target digit
Regular digit Doubled digit Check digit

Step 1: Double every other digit from the right

Starting with the rightmost digit of the first nine digits, double every other value. If doubling creates a two-digit number, add those digits together.

1 → 2 3 → 6 1 → 2 4 → 8 1 → 2

Step 2: Add all digits plus the NPI constant

Add the transformed values, the unchanged digits, and the constant 24.

2 + 6 + 6 + 9 + 2 + 8 + 8 + 5 + 2 + 24 = 72

Step 3: Find the amount needed to reach the next multiple of 10

The next multiple of ten after 72 is 80. The difference is the calculated check digit.

80 - 72 = 8
This NPI is valid
The calculated check digit is 8, which matches the last digit of 1639184518.

Other Providers at the Same Location


The following 20 providers are registered at the same or a nearby location.

Nurse Practitioner
747 52ND ST
OAKLAND, CA 94609
Pediatrics (Pediatric Cardiology)
747 52ND ST
OAKLAND, CA 94609
Pediatrics (Pediatric Cardiology)
747 52ND ST
OAKLAND, CA 94609
Pediatrics (Pediatric Cardiology)
747 52ND ST, CARDIOLOGY
OAKLAND, CA 94609
Pediatrics (Pediatric Cardiology)
747 52ND ST, CARDIOLOGY
OAKLAND, CA 94609
Pediatrics (Pediatric Critical Care Medicine)
747 52ND ST
OAKLAND, CA 94609
Pediatrics (Pediatric Critical Care Medicine)
747 52ND ST
OAKLAND, CA 94609
Pediatrics (Pediatric Cardiology)
747 52ND ST
OAKLAND, CA 94609
Pediatrics (Pediatric Cardiology)
747 52ND ST
OAKLAND, CA 94609
Pediatrics
747 52ND ST
OAKLAND, CA 94609
Pediatrics (Pediatric Critical Care Medicine)
747 52ND ST
OAKLAND, CA 94609
Pediatrics (Pediatric Critical Care Medicine)
747 52ND ST, CHILDREN'S HOSP AND RESEARCH CTR. AT OAK., PICU
OAKLAND, CA 94609
Anesthesiology
747 52ND ST, DEPARTMENT OF ANESTHESIOLOGY
OAKLAND, CA 94609
Specialist
747 52ND ST, NEONATOLOGY 3RD FLOOR
OAKLAND, CA 94609
Specialist
747 52ND ST, NEONATOLOGY 3RD FLOOR
OAKLAND, CA 94609
Specialist
747 52ND ST, NEONATOLOGY 3RD FLOOR
OAKLAND, CA 94609
Specialist
747 52ND ST
OAKLAND, CA 94609
Specialist
747 52ND ST, NEONATOLOGY 3RD FLOOR
OAKLAND, CA 94609
Specialist
747 52ND ST, NEONATOLOGY 3RD FLOOR
OAKLAND, CA 94609
Specialist
747 52ND ST, NEONATOLOGY 3RD FLOOR
OAKLAND, CA 94609

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1639184518, enumerated as an "individual" on July 29, 2006.

The provider is located at 747 52ND ST OAKLAND, CA 94609 and the phone number is (510) 428-3000.

Radiology with taxonomy code 2085R0202X and a focus in Diagnostic Radiology.

The provider might be accepting Accepts: Arkansas Blue Cross and Blue Shield, Health. Please consult your insurance carrier or call the provider to verify.

Justin Siegal is affiliated with: NORTHWEST SPECIALTY HOSPITAL, ASANTE ROGUE REGIONAL MEDICAL CENTER, SWEDISH MEDICAL CENTER / CHERRY HILL, OVERLAKE HOSPITAL MEDICAL CENTER and OLYMPIC MEDICAL CENTER.