DR. ANTREAS HINDOYAN M.D.
NPI 1477857290
Internal Medicine - Interventional Cardiology in Northridge, CA
NPI Status: Active since January 09, 2011
Contact Information
18406 ROSCOE BLVD
NORTHRIDGE, CA
ZIP 91325
Phone: (818) 477-2337
- Individual
- Male
- Years of Experience 18
- Internal Medicine
- Interventional Cardiology
- Accepts Medicare Approved Payment
- PECOS Enrolled
About ANTREAS HINDOYAN
This page provides the complete NPI Profile along with additional information for Antreas Hindoyan, an internist established in Northridge, California with a medical specialization in Internal Medicine, focusing in interventional cardiology and more than 18 years of experience. He graduated from University Of Southern California Keck School Of Medicine in 2008. The healthcare provider is registered in the NPI registry with number 1477857290 assigned on January 2011. The practitioner's primary taxonomy code is 207RI0011X with license number A110092 (CA). The provider is registered as an individual and his NPI record was last updated February 2026.
- NPI
- 1477857290
- Provider Name
- DR. ANTREAS HINDOYAN M.D.
- Other Name
- DR. ANTEREAS HINDOYAN M.D.
- Other Name Type
- Other Name (5)
- Gender
- Male
- Entity Type
- Individual
- Location Address
- 18406 ROSCOE BLVD NORTHRIDGE, CA 91325
- Location Phone
- (818) 477-2337
- Mailing Address
- 18406 ROSCOE BLVD NORTHRIDGE, CA 91325
- Mailing Phone
- (818) 477-2337
- Medical School Name
- UNIVERSITY OF SOUTHERN CALIFORNIA KECK SCHOOL OF MEDICINE
- Graduation Year
- 2008
- Is Sole Proprietor?
- Yes
- Enumeration Date
- 01-09-2011
- Last Update Date
- 02-27-2026
- Code Navigator
An internist like Antreas Hindoyan is a physician who has completed an internal medicine residency and is board-certified or board-eligible in an internist specialty. Internists are trained to care for adults of all ages for many different medical conditions. An internist typically monitors chronic physical conditions, identifies acute diseases, provides family planning, provides counseling about wellness and disease prevention, etc.
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
Internal Medicine Interventional Cardiology
- Taxonomy Code
- 207RI0011X
- Type
- Allopathic & Osteopathic Physicians
- License No.
- A110092
- License State
- CA
- Taxonomy Description
- An area of medicine within the subspecialty of cardiology, which uses specialized imaging and other diagnostic techniques to evaluate blood flow and pressure in the coronary arteries and chambers of the heart and uses technical procedures and medications to treat abnormalities that impair the function of the cardiovascular system.
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) |
|---|---|---|---|---|
| 1 | 207R00000X | Allopathic & Osteopathic Physicians | Internal Medicine | A110092 (CA) |
Medicare Participation & PECOS Enrollment Status
Antreas Hindoyan 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.
Antreas Hindoyan 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: 1052632742
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: I20150605002731
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.
Coronary angioplasty and stenting
Drug infusion during cardiac catheterization
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, 20-29 minutes
Established patient office or other outpatient visit, 30-39 minutes
Established patient office or other outpatient visit, 30-39 minutes
Established patient office or other outpatient visit, 40-54 minutes
Exercise or drug-induced heart stress test with electrocardiogram (ecg) with review by physician
Follow-up hospital inpatient care per day, typically 25 minutes
Follow-up hospital inpatient care per day, typically 35 minutes
Initial hospital inpatient care per day, typically 30 minutes
Insertion of blood flow assist device in aorta through skin
Insertion of stents with balloon dilation of coronary artery or branch, single artery or branch
Insertion of tube in bypass graft for diagnosis with review by radiologist
Insertion of tube in coronary artery for diagnosis with review by radiologist
Insertion of tube in pulmonary artery for monitoring
Insertion of tube in right heart chambers and coronary artery for diagnosis with review by radiologist
Insertion of tube in right heart chambers for measurement
Leg revascularization (restoring blood flow)
Measurement fractional flow reserve in arteries of heart with 3d functional mapping during procedure
New patient office or other outpatient visit, 30-44 minutes
New patient office or other outpatient visit, 45-59 minutes
New patient office or other outpatient visit, 45-59 minutes
Pacemaker insertion or repair
Removal of plaque, insertion of stent and balloon dilation of single coronary artery or branch
Replacement of aortic valve through the skin and femoral artery
Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report only
Ultrasound evaluation of heart blood vessel during diagnosis or treatment, initial vessel
Ultrasound evaluation of heart blood vessel or graft with review by radiologist, initial vessel
Use of a drug to induce depression of consciousness by physician performing a procedure (5 years or older), initial 15 minutes
Coronary angioplasty and stenting is a procedure to open narrowed or blocked heart arteries. A thin tube is inserted into a blood vessel, usually in the leg or arm, and guided to the heart. A small balloon at the end of the tube is inflated to widen the artery. A stent, a small wire mesh tube, may be placed in the artery to keep it open.
This service was performed for 98 patientsDrug infusion during cardiac catheterization involves delivering medication directly to your heart via a thin tube. This process helps to diagnose or treat heart conditions by improving blood flow or assessing heart function. It's a safe, common procedure.
This service was performed 16 times for 16 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 17 times for 17 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 30 times for 29 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 90 times for 83 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 215 times for 168 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 562 times for 397 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 19 times for 18 patientsAn exercise or drug-induced heart stress test with ECG is a procedure to assess how your heart functions under stress. It can involve exercising or medication to make your heart work harder while an ECG records its activity. A physician reviews the results.
This service was performed 38 times for 38 patientsFollow-up hospital inpatient care involves daily check-ups while you're admitted in the hospital. Typically, a healthcare provider spends about 25 minutes each day reviewing your condition, adjusting treatment if needed, and answering any questions you might have.
This service was performed 55 times for 34 patientsFollow-up hospital inpatient care per day typically involves a 35-minute check-up by your healthcare provider. This service includes monitoring your health progress, adjusting your treatment plan if needed, and answering any questions you may have about your condition or care.
This service was performed 19 times for 12 patientsInitial hospital inpatient care refers to the first day of your stay in the hospital. This service typically includes a 30-minute check-up with a healthcare professional. They'll assess your health, discuss your condition, and plan your treatment. It's part of ensuring you receive the best possible care.
This service was performed 18 times for 18 patientsThis procedure involves placing a device in your aorta, the main artery in your body, to aid blood flow. The device is inserted through your skin, without the need for large incisions. It helps to improve circulation, especially if your heart is struggling to pump blood effectively.
This service was performed 16 times for 14 patientsThis procedure involves placing a small, mesh tube (stent) in your coronary artery to keep it open. A balloon is used to expand the stent and artery, improving blood flow to your heart. It's typically done for a single artery or branch.
This service was performed 80 times for 65 patientsThis procedure involves placing a small tube into a bypass graft, which is a vessel used to reroute blood flow. A radiologist, a doctor who specializes in medical imaging, then reviews the images taken to help diagnose any potential issues.
This service was performed 16 times for 16 patientsThis procedure involves placing a small tube into your coronary artery. It helps to identify any blockages or issues within the artery. A radiologist, a doctor specialized in medical imaging, will review the results to ensure accurate diagnosis.
This service was performed 139 times for 138 patientsThis procedure involves placing a tube into your pulmonary artery, which is a blood vessel in your lungs. The tube helps monitor heart function and blood flow, providing vital information for your treatment. It's typically done under local anesthesia to minimize discomfort.
This service was performed 16 times for 14 patientsThis procedure involves placing a small tube into your right heart chambers and coronary artery. It helps in diagnosing heart conditions. A radiologist will review the images obtained for accurate results. It's a standard, safe process.
This service was performed 25 times for 25 patientsThis procedure involves placing a small, flexible tube into the right side of your heart. It helps assess how your heart is functioning by measuring pressures within the heart chambers. It's a key tool in diagnosing certain heart conditions.
This service was performed 43 times for 43 patientsLeg revascularization is a procedure aimed at restoring proper blood flow to your legs. It's often needed when blood vessels in your legs are blocked or narrowed. The process may involve surgery or less invasive methods to remove or bypass blockages, helping to alleviate pain and prevent serious complications.
This service was performed for 1-10 patientsFractional flow reserve (FFR) measures the blood pressure difference across a narrowing in your heart's artery. It's done during a procedure using a tiny wire. 3D functional mapping creates a detailed image of your heart, helping to pinpoint any issues.
This service was performed 19 times for 19 patientsThis service involves an initial office or outpatient visit for a new patient. The healthcare professional will spend 30-44 minutes understanding your health history, current issues, and discussing possible treatment plans. It's a comprehensive evaluation to start your healthcare journey.
This service was performed 24 times for 24 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 48 times for 48 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 90 times for 90 patientsPacemaker insertion or repair is a procedure to help regulate your heartbeat. A small device, called a pacemaker, is implanted under the skin near your heart. This device sends electrical signals to prompt your heart to beat at a normal rate. In a repair procedure, the pacemaker may be adjusted, replaced, or the wires connecting it to your heart may be fixed.
This service was performed for 1-10 patientsThis procedure involves clearing a blockage in your heart's artery. First, the doctor removes plaque that's clogging the artery. Next, a small tube called a stent is inserted to keep the artery open. Lastly, a balloon is inflated inside the artery to widen it, allowing better blood flow.
This service was performed 24 times for 21 patientsThis procedure, known as Transcatheter Aortic Valve Replacement (TAVR), involves replacing a damaged aortic valve through a small incision in the leg. A catheter is inserted into the femoral artery and guided up to the heart. The new valve is then positioned and deployed, restoring normal blood flow.
This service was performed 13 times for 13 patientsA routine electrocardiogram (ECG) with 12 leads is a simple, non-invasive test that records the electrical activity of your heart. It helps in identifying heart conditions by detecting irregularities in your heart rhythms. The results are interpreted and a report is provided.
This service was performed 431 times for 377 patientsThis procedure involves using ultrasound technology to examine the first blood vessel of your heart. It helps identify any abnormalities or issues, providing crucial information for diagnosis or treatment. It's a safe, non-invasive process.
This service was performed 13 times for 13 patientsThis procedure involves using ultrasound technology to examine the first vessel of your heart or graft. A radiologist will review the images. It's a non-invasive way to check the health of your heart's blood vessels.
This service was performed 29 times for 29 patientsThis procedure involves a doctor administering a medication to reduce your consciousness during a procedure. This helps in managing discomfort and anxiety. The initial application lasts for 15 minutes and is for individuals aged 5 years or older.
This service was performed 78 times for 72 patientsPhysician Visit Costs
The typical physician office visit costs for Medicare beneficiaries in this area are: $35.59 for a new patient copayment and $27.49 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 91325 ZIP code area.
New Patients Visit Costs *
The most utilized procedure code for new patients office visits is 99204
- Average New Patient Price $142.39
- Minimum New Patient Price $62.96
- Maximum New Patient Price $187.6
- Average New Patient Copayment $35.59
- Minimum New Patient Copayment $15.74
- Maximum New Patient Copayment $46.9
Established Patients Visit Costs *
The most utilized procedure code for established patients office visits is 99214
- Average Established Patient Price $109.96
- Minimum Established Patient Price $20.84
- Maximum Established Patient Price $153.61
- Average Established Patient Copayment $27.49
- Minimum Established Patient Copayment $5.21
- Maximum Established Patient Copayment $38.4
* 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.
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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 1477857290, we treat the final digit (0) 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 70. The final step is to find the difference between that total and the next multiple of ten (70 - 70 = 0).
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 70 is 70. 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.
NORTHRIDGE, CA 91325
NORTHRIDGE, CA 91325
NORTHRIDGE, CA 91325
NORTHRIDGE, CA 91325
NORTHRIDGE, CA 91325
NORTHRIDGE, CA 91325
NORTHRIDGE, CA 91325
NORTHRIDGE, CA 91325
NORTHRIDGE, CA 91325
NORTHRIDGE, CA 91325
NORTHRIDGE, CA 91325
NORTHRIDGE, CA 91325
NORTHRIDGE, CA 91325
Frequently Asked Questions
The NPI number assigned to this healthcare provider is 1477857290, enumerated as an "individual" on January 09, 2011.
The provider is located at 18406 ROSCOE BLVD NORTHRIDGE, CA 91325 and the phone number is (818) 477-2337.
Internal Medicine with taxonomy code 207RI0011X and a focus in Interventional Cardiology.