JOHN J LOPEZ MD
NPI 1669534111
Internal Medicine - Interventional Cardiology in Burr Ridge, IL
NPI Status: Active since December 14, 2006
Contact Information
180 HARVESTER DR STE 110
BURR RIDGE, IL
ZIP 60527
Phone: (773) 834-4064
- Individual
- Male
- Years of Experience 37
- Internal Medicine
- Interventional Cardiology
- Accepts Medicare Approved Payment
- PECOS Enrolled
About JOHN LOPEZ
This page provides the complete NPI Profile along with additional information for John Lopez, an internist established in Burr Ridge, Illinois with a medical specialization in Internal Medicine, focusing in interventional cardiology and more than 37 years of experience. He graduated from Columbia University College Of Physicians And Surgeons in 1989. The healthcare provider is registered in the NPI registry with number 1669534111 assigned on December 2006. The practitioner's primary taxonomy code is 207RI0011X with license number 036105320 (IL). The provider is registered as an individual and his NPI record was last updated April 2026.
- NPI
- 1669534111
- Provider Name
- JOHN J LOPEZ MD
- Gender
- Male
- Entity Type
- Individual
- Location Address
- 180 HARVESTER DR STE 110 BURR RIDGE, IL 60527
- Location Phone
- (773) 834-4064
- Mailing Address
- 5841 S MARYLAND AVE # MC1099 CHICAGO, IL 60637
- Medical School Name
- COLUMBIA UNIVERSITY COLLEGE OF PHYSICIANS AND SURGEONS
- Graduation Year
- 1989
- Is Sole Proprietor?
- No
- Enumeration Date
- 12-14-2006
- Last Update Date
- 04-22-2026
- Code Navigator
An internist like John Lopez 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.
- 036105320
- License State
- IL
- 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 | 207RC0000X | Allopathic & Osteopathic Physicians | Internal Medicine | 036105320 (IL) |
Medicare Participation & PECOS Enrollment Status
John Lopez 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.
John Lopez 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: 8123185626
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: I20090327000468
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.
Critical care, first 30-74 minutes
Drug infusion during cardiac catheterization
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
Established patient office or other outpatient visit, 40-54 minutes
Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes
Insertion of stents with balloon dilation of coronary artery or branch, single artery or branch
Insertion of tube in coronary artery for diagnosis with review by radiologist
Insertion of tube in left lower heart chamber and coronary artery for diagnosis with review by radiologist
Insertion of tube in left lower heart chamber, coronary artery and bypass graft for diagnosis with review by radiologist
Insertion of tube in right and left heart chambers and coronary artery for diagnosis with review by radiologist
Insertion of tube in right heart chambers for measurement
New patient office or other outpatient visit, 60-74 minutes
New patient office or other outpatient visit, 60-74 minutes
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
Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes
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
Critical care involves immediate and constant attention by a team of specially-trained health professionals. It's for patients with life-threatening conditions, requiring first 30-74 minutes of intense monitoring and treatment.
This service was performed 71 times for 22 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 15 times for 15 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 11 times for 11 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 262 times for 197 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 181 times for 145 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 34 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 16 patientsInitial hospital inpatient care per day, typically 70 minutes, refers to the daily medical service provided to patients admitted to the hospital. This includes a comprehensive evaluation, diagnosis, treatment plan, and monitoring of your health condition. It ensures your well-being during your hospital stay.
This service was performed 24 times for 24 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 35 times for 28 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 19 times for 19 patientsThis procedure involves placing a tube into your left lower heart chamber and coronary artery. It helps doctors diagnose heart conditions by allowing them to view these areas in detail. A radiologist will review the images to ensure accurate diagnosis.
This service was performed 49 times for 48 patientsThis procedure involves placing a tube into your left lower heart chamber, coronary artery, and bypass graft. It's done for diagnostic purposes and is carefully reviewed by a radiologist. This helps determine the health of your heart and arteries, aiding in future treatment plans.
This service was performed 13 times for 13 patientsThis procedure involves placing a tube into the heart chambers and coronary artery. It helps diagnose heart conditions. A radiologist reviews the images obtained. It's a standard, safe procedure performed by experienced medical professionals.
This service was performed 38 times for 38 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 33 times for 31 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 32 times for 32 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 16 times for 16 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 14 times for 11 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 25 times for 25 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 45 times for 26 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 19 times for 19 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 51 times for 44 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 197 times for 166 patientsPhysician Visit Costs
The typical physician office visit costs for Medicare beneficiaries in this area are: $34.35 for a new patient copayment and $26.26 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 60527 ZIP code area.
New Patients Visit Costs *
The most utilized procedure code for new patients office visits is 99204
- Average New Patient Price $137.43
- Minimum New Patient Price $59.81
- Maximum New Patient Price $181.38
- Average New Patient Copayment $34.35
- Minimum New Patient Copayment $14.95
- Maximum New Patient Copayment $45.34
Established Patients Visit Costs *
The most utilized procedure code for established patients office visits is 99214
- Average Established Patient Price $105.07
- Minimum Established Patient Price $19.15
- Maximum Established Patient Price $147.12
- Average Established Patient Copayment $26.26
- Minimum Established Patient Copayment $4.78
- Maximum Established Patient Copayment $36.78
* 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.
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. John Lopez is affiliated with the following medical facilities:
| Hospital Name | Address | Phone | Hospital Type | Overall Rating |
|---|---|---|---|---|
| LOYOLA GOTTLIEB MEMORIAL HOSPITAL | 701 WEST NORTH AVE MELROSE PARK, IL 60160 | (708) 681-3200 | Acute Care Hospitals | |
| MACNEAL HOSPITAL | 3249 SOUTH OAK PARK AVENUE BERWYN, IL 60402 | (708) 783-9100 | Acute Care Hospitals | |
| LOYOLA UNIVERSITY MEDICAL CENTER | 2160 S 1ST AVENUE MAYWOOD, IL 60153 | (708) 216-9000 | Acute 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 1669534111, we treat the final digit (1) 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 59. The final step is to find the difference between that total and the next multiple of ten (60 - 59 = 1).
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 59 is 60. 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.
BURR RIDGE, IL 60527
BURR RIDGE, IL 60527
BURR RIDGE, IL 60527
BURR RIDGE, IL 60527
BURR RIDGE, IL 60527
BURR RIDGE, IL 60527
Frequently Asked Questions
The NPI number assigned to this healthcare provider is 1669534111, enumerated as an "individual" on December 14, 2006.
The provider is located at 180 HARVESTER DR STE 110 BURR RIDGE, IL 60527 and the phone number is (773) 834-4064.
Internal Medicine with taxonomy code 207RI0011X and a focus in Interventional Cardiology.
John Lopez is affiliated with: LOYOLA GOTTLIEB MEMORIAL HOSPITAL, MACNEAL HOSPITAL and LOYOLA UNIVERSITY MEDICAL CENTER.