TUAN A NGUYEN M.D.
NPI 1639393762
Radiology - Neuroradiology in Stanford, CA
NPI Status: Active since April 12, 2007
Contact Information
300 PASTEUR DR
ROOM S047
STANFORD, CA
ZIP 94305
Phone: (650) 723-7426
- Individual
- Male
- Years of Experience 25
- Radiology
- Neuroradiology
- Accepts Medicare Approved Payment
- PECOS Enrolled
About TUAN NGUYEN
This page provides the complete NPI Profile along with additional information for Tuan Nguyen, a provider established in Stanford, California with a medical specialization in Radiology, focusing in neuroradiology and more than 25 years of experience. He graduated from University Of California, San Diego School Of Medicine in 2002. The healthcare provider is registered in the NPI registry with number 1639393762 assigned on April 2007. The practitioner's primary taxonomy code is 2085N0700X with license number A88605 (CA). The provider is registered as an individual and his NPI record was last updated 19 years ago.
- NPI
- 1639393762
- Provider Name
- TUAN A NGUYEN M.D.
- Gender
- Male
- Entity Type
- Individual
- Location Address
- 300 PASTEUR DR ROOM S047 STANFORD, CA 94305
- Location Phone
- (650) 723-7426
- Mailing Address
- 1434 BIRCHMEADOW LN SAN JOSE, CA 95131
- Mailing Phone
- (408) 834-5079
- Medical School Name
- UNIVERSITY OF CALIFORNIA, SAN DIEGO SCHOOL OF MEDICINE
- Graduation Year
- 2002
- Is Sole Proprietor?
- Yes
- Enumeration Date
- 04-12-2007
- Last Update Date
- 07-08-2007
- Code Navigator
Location Map
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 Neuroradiology
- Taxonomy Code
- 2085N0700X
- Type
- Allopathic & Osteopathic Physicians
- License No.
- A88605
- License State
- CA
- Taxonomy Description
- A radiologist who diagnoses and treats diseases utilizing imaging procedures as they relate to the brain, spine and spinal cord, head, neck and organs of special sense in adults and children.
Medicare Participation & PECOS Enrollment Status
Tuan Nguyen 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.
Tuan Nguyen 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: 7618075698
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: I20070614000685
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
Ct scan head or brain without contrast
Ct scan of blood vessels of head with contrast
Ct scan of blood vessels of neck with contrast
Ct scan of face without contrast
Ct scan of lower spine with contrast
Ct scan of lower spine without contrast
Ct scan of middle spine with contrast
Ct scan of middle spine without contrast
Ct scan of soft tissue of neck with contrast
Ct scan of upper spine without contrast
Injection, gadobutrol, 0.1 ml
Mri scan of blood vessels of head without contrast
Mri scan of blood vessels of neck with contrast
Mri scan of blood vessels of neck without contrast
Mri scan of brain before and after contrast
Mri scan of brain before and after contrast
Mri scan of brain without contrast
Mri scan of brain without contrast
Mri scan of lower spinal canal before and after contrast
Mri scan of lower spinal canal without contrast
Mri scan of lower spinal canal without contrast
Mri scan of middle spinal canal before and after contrast
Mri scan of middle spinal canal without contrast
Mri scan of upper spinal canal without contrast
Mri scan of upper spinal canal without contrast
Ultrasound of both sides of head and neck blood flow
X-ray of chest, 1 view
X-ray of chest, 2 views
X-ray of lower and sacral spine, 2-3 views
X-ray of lower and sacral spine, 2-3 views
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 1,366 times for 1,225 patientsA 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 13 times for 13 patientsA 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 132 times for 130 patientsA 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 145 times for 143 patientsA 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 61 times for 61 patientsA CT scan of the lower spine with contrast is a non-invasive imaging test that uses X-ray technology and a contrast dye to create detailed pictures of your lower spine. It helps in diagnosing conditions like herniated discs, fractures, or tumors.
This service was performed 20 times for 20 patientsA 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 75 times for 75 patientsA CT scan of the middle spine with contrast is a detailed imaging test. A special dye is used to highlight areas in your spine, providing clearer pictures. It helps doctors diagnose issues such as injuries, infections, or diseases in that area.
This service was performed 17 times for 17 patientsA 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.
This service was performed 35 times for 34 patientsA 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 17 times for 17 patientsA 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 352 times for 340 patientsGadobutrol is a contrast agent used during MRI scans to help provide clearer images. It's injected into your vein before the scan. This helps doctors to see certain areas more clearly for better diagnosis. It's generally safe with few side effects.
This service was performed 3,840 times for 48 patientsAn 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 53 times for 52 patientsAn MRI scan of the neck with contrast is a non-invasive imaging test. It uses a magnetic field and radio waves to create detailed pictures of your blood vessels in the neck. A contrast dye may be injected to make these images clearer. This helps identify any abnormalities.
This service was performed 14 times for 14 patientsAn MRI scan of the neck's blood vessels without contrast is a non-invasive procedure that uses magnetic fields to create detailed images of your neck's blood vessels. It helps identify any abnormalities or blockages, aiding in accurate diagnosis and treatment planning.
This service was performed 12 times for 12 patientsAn 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 74 times for 73 patientsAn 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 45 times for 45 patientsAn 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 258 times for 251 patientsAn 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 34 times for 34 patientsAn 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 22 times for 22 patientsAn 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 44 times for 44 patientsAn 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 72 times for 72 patientsAn MRI scan of the middle spinal canal with contrast is a non-invasive imaging test. It uses a magnetic field and radio waves to create detailed images of your spine, both before and after a contrast dye is injected. The dye helps to highlight certain structures, providing a clearer picture for diagnosis.
This service was performed 18 times for 17 patientsAn 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.
This service was performed 22 times for 22 patientsAn 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 22 times for 22 patientsAn 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 31 times for 31 patientsAn 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.
This service was performed 41 times for 41 patientsA 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 75 times for 74 patientsA 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 23 times for 23 patientsAn 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.
This service was performed 19 times for 19 patientsAn 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.
This service was performed 21 times for 20 patientsReviews for TUAN A NGUYEN M.D.
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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 1639393762, we treat the final digit (2) 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 78. The final step is to find the difference between that total and the next multiple of ten (80 - 78 = 2).
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.
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.
Step 2: Add all digits plus the NPI constant
Add the transformed values, the unchanged digits, and the constant 24.
Step 3: Find the amount needed to reach the next multiple of 10
The next multiple of ten after 78 is 80. The difference is the calculated check digit.
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Frequently Asked Questions
The NPI number assigned to this healthcare provider is 1639393762, enumerated as an "individual" on April 12, 2007.
The provider is located at 300 PASTEUR DR ROOM S047 STANFORD, CA 94305 and the phone number is (650) 723-7426.
Radiology with taxonomy code 2085N0700X and a focus in Neuroradiology.