PAULING CHANG MD
NPI 1194884692
Radiology - Therapeutic Radiology in Sunnyvale, CA
NPI Status: Active since December 08, 2006
Contact Information
301 OLD SAN FRANCISCO RD
SUNNYVALE, CA
ZIP 94086
Phone: (408) 730-2820
- Individual
- Male
- Years of Experience 32
- Radiology
- Therapeutic Radiology
- Accepts Medicare Approved Payment
- PECOS Enrolled
About PAULING CHANG
This page provides the complete NPI Profile along with additional information for Pauling Chang, a provider established in Sunnyvale, California with a medical specialization in Radiology, focusing in therapeutic radiology and more than 32 years of experience. He graduated from University Of Southern California Keck School Of Medicine in 1994. The healthcare provider is registered in the NPI registry with number 1194884692 assigned on December 2006. The practitioner's primary taxonomy code is 2085R0203X with license number A55058 (CA). The provider is registered as an individual and his NPI record was last updated 4 years ago.
- NPI
- 1194884692
- Provider Name
- PAULING CHANG MD
- Gender
- Male
- Entity Type
- Individual
- Location Address
- 301 OLD SAN FRANCISCO RD SUNNYVALE, CA 94086
- Location Phone
- (408) 730-2820
- Mailing Address
- 325 DISTEL CIR LOS ALTOS, CA 94022
- Mailing Phone
- (408) 730-2820
- Medical School Name
- UNIVERSITY OF SOUTHERN CALIFORNIA KECK SCHOOL OF MEDICINE
- Graduation Year
- 1994
- Is Sole Proprietor?
- No
- Enumeration Date
- 12-08-2006
- Last Update Date
- 02-03-2022
- 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 Therapeutic Radiology
- Taxonomy Code
- 2085R0203X
- Type
- Allopathic & Osteopathic Physicians
- License No.
- A55058
- License State
- CA
- Taxonomy Description
- Therapeutic Radiology certificate name was changed to Radiation Oncology. Use Radiation Oncology.
Medicare Participation & PECOS Enrollment Status
Pauling Chang 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.
Pauling Chang 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: 3971677071
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: I20080807000519
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.
3d radiation therapy planning
Administration of hormonal anti-neoplastic chemotherapy under skin or into muscle
Calculation of radiation therapy dose
Complex radiation therapy planning
Continuing radiation therapy consultation per week
Ct guidance for insertion of radiation therapy fields
Design and construction of complex radiation treatment device
Design and construction of radiation treatment device for high precision radiation therapy
Established patient office or other outpatient visit, 10-19 minutes
Established patient office or other outpatient visit, 20-29 minutes
Established patient office or other outpatient visit, 30-39 minutes
Established patient office or other outpatient visit, 40-54 minutes
High precision radiation therapy planning
Injection of drug or substance under skin or into muscle
Intensity modulated treatment delivery, single or multiple fields/arcs,via narrow spatially and temporally modulated beams, binary, dynamic mlc, per treatment session
Leuprolide acetate (for depot suspension), 7.5 mg
New patient office or other outpatient visit, 45-59 minutes
New patient office or other outpatient visit, 60-74 minutes
Obtaining data needed to develop the optimal radiation treatment, 1 treatment area
Obtaining data needed to develop the optimal radiation treatment, 3 or more treatment areas or any number of treatment areas where special treatment is involved
Radiation treatment delivery,3 or more separate treatment areas, custom blocking, tangential ports, wedges, rotational beam, compensators, electron beam; 11-19 mev
Radiation treatment delivery,3 or more separate treatment areas, custom blocking, tangential ports, wedges, rotational beam, compensators, electron beam; 20 mev or greater
Radiation treatment delivery,3 or more separate treatment areas, custom blocking, tangential ports, wedges, rotational beam, compensators, electron beam; 6-10 mev
Radiation treatment management, 5 treatment sessions
Stereoscopic x-ray guidance for localization of target volume for the delivery of radiation therapy
X-ray during radiation therapy
3D radiation therapy planning is a procedure that uses computer imaging to map out the area needing treatment. This ensures the radiation targets the disease precisely, while minimizing exposure to surrounding healthy tissues. It's a key step in preparing for effective radiation therapy.
This service was performed 24 times for 23 patientsThis procedure involves the injection of hormone-based anti-cancer drugs under the skin or into a muscle. These medications help to slow down or stop the growth of certain types of cancer cells. The process is usually quick and can be performed in a clinic or hospital.
This service was performed 12 times for 12 patientsRadiation therapy dose calculation is a process to determine the exact amount of radiation needed to treat a specific area in the body. This calculation helps ensure the treatment is effective while minimizing harm to healthy tissues. It's a key part of planning your radiation therapy.
This service was performed 254 times for 47 patientsComplex radiation therapy planning is a process to determine the most effective way to deliver radiation to a specific area in your body. It involves detailed imaging to map your body's structure, allowing for precise targeting of cancer cells while sparing healthy tissue.
This service was performed 55 times for 53 patientsContinuing radiation therapy consultation per week involves regular meetings with your healthcare team. These sessions help monitor your progress, manage side effects, and adjust your treatment plan if necessary. It's a key part of ensuring the effectiveness of your radiation therapy.
This service was performed 174 times for 43 patientsCT guidance for insertion of radiation therapy fields involves using a CT scan to accurately map the area of your body where radiation will be applied. This ensures the radiation targets only the necessary area, minimizing impact to healthy tissues.
This service was performed 361 times for 35 patientsThe design and construction of a complex radiation treatment device is a process where a specialized instrument is created. This device targets harmful cells with high-energy rays to destroy or damage them, while minimizing impact on healthy cells. This aids in treating conditions like cancer.
This service was performed 175 times for 34 patientsA radiation treatment device is custom-made for each patient to target cancer cells with high precision. It's designed to focus radiation on the tumor, sparing healthy tissue. This process ensures effective therapy while minimizing side effects.
This service was performed 35 times for 26 patientsThis is a routine check-up for patients who have previously seen the doctor. During this 10-19 minute visit, the doctor will review your health status, discuss any concerns, and manage ongoing treatments or medications. It's a chance to ensure your health is on track.
This service was performed 25 times for 16 patientsThis is a routine visit for patients who have already been seen by the healthcare provider. During this approximately 20-29 minute appointment, your health status will be evaluated and any necessary treatments or tests will be discussed. It's a chance to address any health concerns you may have.
This service was performed 85 times for 61 patientsThis is a routine check-up for patients who have previously visited our clinic. It involves a comprehensive review of your health and any ongoing treatments. The consultation lasts between 30-39 minutes, allowing enough time to discuss any concerns.
This service was performed 45 times for 31 patientsThis service involves a follow-up appointment for existing patients, lasting between 40 to 54 minutes. During this time, your healthcare provider will assess your current health status, discuss any changes or concerns, review your treatment plan, and answer any questions you may have.
This service was performed 21 times for 17 patientsHigh precision radiation therapy planning involves detailed mapping of your body to target cancer cells accurately. Advanced imaging techniques help identify the exact location of the tumor, minimizing harm to healthy tissues. This personalized approach enhances effectiveness and reduces side effects.
This service was performed 24 times for 24 patientsThis procedure involves administering medication directly under the skin or into a muscle. A small needle is used to inject the drug, allowing it to be absorbed quickly into the bloodstream. It's a common method for delivering a variety of medications.
This service was performed 31 times for 15 patientsIntensity-modulated radiation therapy (IMRT) is a type of cancer treatment. It uses advanced technology to manipulate photon beams of radiation to conform to the shape of a tumor. IMRT allows for the radiation dose to conform more precisely to the three-dimensional shape of the tumor by modulating—or controlling—the intensity of the radiation beam. This can result in better tumor control and less harm to healthy tissue.
This service was performed 681 times for 60 patientsLeuprolide acetate is a medication that helps regulate certain hormone levels in your body. It's injected into your muscle once a month. This treatment can help manage various health conditions related to hormone imbalance. Always follow your doctor's instructions.
This service was performed 135 times for 18 patientsThis is a first-time office or outpatient visit lasting between 45-59 minutes. The healthcare provider evaluates your health, discusses your medical history, and may suggest further tests or treatments. It's an opportunity to ask questions and understand your health better.
This service was performed 16 times for 16 patientsThis is a first-time patient visit where a healthcare professional spends 60-74 minutes with you. It involves a comprehensive evaluation, including your medical history and current health condition. They'll also advise on preventive health measures and formulate a treatment plan if needed.
This service was performed 58 times for 58 patientsThis procedure involves gathering essential information to create the best radiation treatment plan for a specific area. It includes scanning the treatment area and using this data to calculate the precise dose of radiation needed to target the disease effectively, while sparing healthy tissue.
This service was performed 21 times for 20 patientsThis procedure involves collecting necessary data to plan the best radiation treatment. It may cover 3 or more areas or any area requiring special attention. Data collection includes imaging scans and tests to understand the disease's extent and to tailor a precise, effective treatment plan.
This service was performed 52 times for 37 patientsThis procedure involves using high-energy radiation to target and treat disease. It covers 3 or more distinct areas, using custom blocks to protect healthy tissue. Tangential ports, wedges, and rotational beams help direct the radiation. An electron beam of 11-19 million electron volts (mev) is used for deep-seated conditions.
This service was performed 92 times for 11 patientsRadiation treatment involves targeting specific areas in the body with high-energy rays to destroy cancer cells. This process may use custom blocking for precision, tangential ports to direct beams, wedges to shape radiation, rotational beams for comprehensive coverage, and compensators to adjust intensity. Electron beams of 20 mev or greater are used for deeper tumors.
This service was performed 102 times for 11 patientsRadiation therapy involves directing high-energy particles to destroy cancer cells. The technique targets 3 or more areas, using custom blocks for precise focus. Tangential ports, wedges, and rotational beams adjust the radiation's path, while compensators balance radiation dose. Electron beam therapy with 6-10 mev energy is used for deep-seated tumors.
This service was performed 150 times for 20 patientsRadiation treatment management involves a series of 5 sessions where targeted radiation is used to destroy or shrink cancer cells in your body. Each session is carefully planned to maximize effectiveness while minimizing harm to healthy tissues. You may experience side effects which will be closely monitored and managed for your comfort.
This service was performed 160 times for 50 patientsStereoscopic x-ray guidance is a technique used in radiation therapy. It involves taking multiple X-ray images from different angles to create a 3D picture of the area to be treated. This helps accurately pinpoint the exact location for radiation delivery, ensuring the therapy is as effective as possible.
This service was performed 379 times for 35 patientsAn X-ray during radiation therapy is a medical process that helps in tracking the progress of your treatment. It uses small amounts of radiation to create images of your body's internal structure. This aids in ensuring the therapy is accurately targeting the problem area and not harming healthy tissues.
This service was performed 19 times for 11 patientsReviews for PAULING CHANG MD
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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 1194884692, 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.
Other Providers at the Same Location
The following 20 providers are registered at the same or a nearby location.
SUNNYVALE, CA 94086
SUNNYVALE, CA 94086
SUNNYVALE, CA 94086
SUNNYVALE, CA 94086
SUNNYVALE, CA 94086
Frequently Asked Questions
The NPI number assigned to this healthcare provider is 1194884692, enumerated as an "individual" on December 08, 2006.
The provider is located at 301 OLD SAN FRANCISCO RD SUNNYVALE, CA 94086 and the phone number is (408) 730-2820.
Radiology with taxonomy code 2085R0203X and a focus in Therapeutic Radiology.