DR. DAVID KRIEGER M.D.
NPI 1508033101
Neurological Surgery in Aventura, FL
Quality Rating: 100 out of 100 score
NPI Status: Active since May 13, 2008
Contact Information
21097 NE 27TH CT
SUITE 320
AVENTURA, FL
ZIP 33180
Phone: (305) 933-9440
Fax: (305) 933-9424
- Individual
- Male
- Years of Experience 18
- Neurological Surgery
- Accepts Insurance
- Accepts Medicare Approved Payment
- PECOS Enrolled
- Medicare Quality Reporting
About DAVID KRIEGER
This page provides the complete NPI Profile along with additional information for David Krieger, a provider established in Aventura, Florida with a medical specialization in Neurological Surgery and more than 18 years of experience. He graduated from Perelman School Of Med At The University Of Pennsylvania in 2008. The healthcare provider is registered in the NPI registry with number 1508033101 assigned on May 2008. The practitioner's primary taxonomy code is 207T00000X with license number ME122835 (FL). The provider is registered as an individual and his NPI record was last updated 9 years ago.
- NPI
- 1508033101
- Provider Name
- DR. DAVID KRIEGER M.D.
- Gender
- Male
- Entity Type
- Individual
- Location Address
- 21097 NE 27TH CT SUITE 320 AVENTURA, FL 33180
- Location Phone
- (305) 933-9440
- Location Fax
- (305) 933-9424
- Mailing Address
- 21097 NE 27TH CT SUITE 320 AVENTURA, FL 33180
- Mailing Phone
- (305) 933-9440
- Mailing Fax
- (305) 933-9424
- Medical School Name
- PERELMAN SCHOOL OF MED AT THE UNIVERSITY OF PENNSYLVANIA
- Graduation Year
- 2008
- Is Sole Proprietor?
- No
- Enumeration Date
- 05-13-2008
- Last Update Date
- 05-09-2017
- 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
Neurological Surgery
- Taxonomy Code
- 207T00000X
- Type
- Allopathic & Osteopathic Physicians
- License No.
- ME122835
- License State
- FL
- Taxonomy Description
- A neurological surgeon provides the operative and non-operative management (i.e., prevention, diagnosis, evaluation, treatment, critical care, and rehabilitation) of disorders of the central, peripheral, and autonomic nervous systems, including their supporting structures and vascular supply; the evaluation and treatment of pathological processes which modify function or activity of the nervous system; and the operative and non-operative management of pain. A neurological surgeon treats patients with disorders of the nervous system; disorders of the brain, meninges, skull, and their blood supply, including the extracranial carotid and vertebral arteries; disorders of the pituitary gland; disorders of the spinal cord, meninges, and vertebral column, including those which may require treatment by spinal fusion or instrumentation; and disorders of the cranial and spinal nerves throughout their distribution.
Insurance Plans Accepted
According to publicly available information the provider might be accepting the following health plans from these health insurance companies:
- AmeriHealth Caritas Next Bronze Essential + No Referrals - HMO
- AmeriHealth Caritas Next Bronze Premier + No Referrals - HMO
- AmeriHealth Caritas Next Bronze Signature + No Referrals - HMO
- AmeriHealth Caritas Next Gold Premier + No Referrals - HMO
- AmeriHealth Caritas Next Gold Signature + No Referrals - HMO
- AmeriHealth Caritas Next Silver Essential + No Referrals - HMO
- AmeriHealth Caritas Next Silver Premier + No Referrals - HMO
- AmeriHealth Caritas Next Silver Signature + No Referrals - HMO
- AvMed Entrust Bronze 600 (2026) - HMO
- AvMed Entrust Bronze 650 (2026) - HMO
- AvMed Entrust Expanded Bronze Standard (2026) - HMO
- AvMed Entrust Gold 125 (2026) - HMO
- AvMed Entrust Gold 125 Dental+Vision (2026) - HMO
- AvMed Entrust Gold Standard (2026) - HMO
- AvMed Entrust Platinum 25 (2026) - HMO
- AvMed Entrust Platinum 25 Dental+Vision (2026) - HMO
- AvMed Entrust Platinum Standard (2026) - HMO
- AvMed Entrust Silver 350 (2026) - HMO
- BlueOptions Bronze (HSA) 24J01-10 (Rewards / $4 Condition Care Rx) - PPO
- BlueOptions Bronze 24J01-04 (3 PCP Visits for $0 then $55 / $70 Specialist Visits / Rewards) - PPO
- BlueOptions Bronze 24J01-06 (Rewards) - PPO
- BlueOptions Bronze 24J01-17 ($50 PCP Visits / Rewards) - PPO
- BlueOptions Bronze 24J01-18S ($50 PCP Visits / Rewards) - PPO
- BlueOptions Gold 24J01-09 ($0 Deductible / $15 PCP Visits / $75 Specialist Visits / $20 Labs / Rewards) - PPO
- BlueOptions Gold 24J01-12 ($40 PCP Visits / $75 Specialist Visits / $15 Labs / Rewards) - PPO
- BlueOptions Gold 24J01-20S ($30 PCP Visits / $60 Specialist Visits / Rewards) - PPO
- BlueOptions Platinum 24J01-05 ($0 Labs / $15 PCP Visits / $35 Specialist Visits / Rewards) - PPO
- BlueOptions Platinum 24J01-08 ($0 Deductible / $0 Labs / $15 PCP Visits / $25 Specialist Visits / Rewards) - PPO
- BlueCare Bronze (HSA) 24K01-09 (Rewards / $4 Condition Care Rx) - POS
- BlueCare Bronze 24K01-03 (3 PCP Visits for $0 then $55 / $70 Specialist Visits / Rewards) - POS
- BlueCare Bronze 24K01-05 (Rewards) - POS
- BlueCare Bronze 24K01-25 ($50 PCP Visits / $75 Specialist Visits / Rewards) - POS
- BlueCare Bronze 24K01-31S ($50 PCP Visits / Rewards) - POS
- BlueCare Bronze 24K02-17 (3 PCP Visits for $0 then $55 / $70 Specialist Visits / Rewards) - POS
- BlueCare Bronze 24K02-18 (Rewards) - POS
- BlueCare Bronze 24K02-23 ($50 PCP Visits / $75 Specialist Visits / Rewards) - POS
- BlueCare Bronze 24K02-26S ($50 PCP Visits / Rewards) - POS
- BlueCare Gold 24K01-08 ($0 Deductible / $15 PCP Visits / $75 Specialist Visits / $20 Labs / Rewards) - POS
- Molina Bronze Enhanced 3500 - HMO
- Molina Bronze Enhanced 3500 Plus with Adult Dental and Vision - HMO
- Molina Bronze Enhanced 3500 Plus with Adult Vision - HMO
- Molina Bronze Premier with $0 Medical Deductible - HMO
- Molina Bronze Premier with $0 Medical Deductible Plus with Adult Dental and Vision - HMO
- Molina Bronze Premier with $0 Medical Deductible Plus with Adult Vision - HMO
- Molina Bronze Standard - HMO
- Molina Gold Core 1640 - HMO
- Molina Gold Core 1640 Plus with Adult Dental and Vision - HMO
- Molina Gold Core 1640 Plus with Adult Vision - HMO
- Bronze Classic 4700 - HMO
- Bronze Classic 4700 | with AdventHealth - HMO
- Bronze Classic Standard - HMO
- Bronze Classic Standard | with AdventHealth - HMO
- Bronze Elite + PCP Saver Plus - HMO
- Bronze Elite + PCP Saver Plus | with AdventHealth - HMO
- Bronze Simple Breathe Easy with Enhanced COPD Benefits - HMO
- Bronze Simple Chronic Care CKM - HMO
- Bronze Simple Diabetes - HMO
- Gold Classic Standard - HMO
- Wellpoint Essential Bronze 5500 ($0 Virtual PCP + $0 Select Drugs + Incentives) - HMO
- Wellpoint Essential Bronze 5500 Adult Dental/Vision ($0 Virtual PCP + $0 Select Drugs + Incentives) - HMO
- Wellpoint Essential Bronze 6000 ($0 Virtual PCP + $0 Select Drugs + Incentives) - HMO
- Wellpoint Essential Bronze 7500 ($0 Virtual PCP + $0 Select Drugs + Incentives) Standard - HMO
- Wellpoint Essential Catastrophic (+ Incentives) - HMO
- Wellpoint Essential Gold 1400 ($0 Virtual PCP + $0 Select Drugs + Incentives) - HMO
- Wellpoint Essential Gold 2000 ($0 Virtual PCP + $0 Select Drugs + Incentives) Standard - HMO
- Wellpoint Essential Gold 800 ($0 Virtual PCP + $0 Select Drugs + Incentives) - HMO
- Wellpoint Essential Gold 800 Adult Dental/Vision ($0 Virtual PCP + $0 Select Drugs + Incentives) - HMO
- Wellpoint Essential Silver 1850 ($0 Virtual PCP + $0 Select Drugs + Incentives) - HMO
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 |
|---|---|---|---|
| 1508033101 | MEDICAID (05) | FL |
Medicare Participation & PECOS Enrollment Status
David Krieger 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.
David Krieger 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: 1456584945
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: I20151112002396
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.
Computer-assisted spinal procedure
Electronic analysis of implanted neurostimulator generator with simple spinal cord or peripheral nerve stimulator programming
Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more
Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more
Established patient office or other outpatient visit with straightforward medical decision making, if using time, 10 minutes or more
Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes
Insertion of spinal neurostimulator electrode array through skin
Insertion or replacement of spinal neurostimulator generator or receiver
New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more
Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes
X-ray of lower and sacral spine, 2-3 views
X-ray of middle spine, 2 views
X-ray of upper spine, 2-3 views
A computer-assisted spinal procedure is a surgical technique that uses computer technology for improved precision. It involves creating a 3D image of your spine to guide the surgeon during the operation. This method enhances accuracy, reduces risk, and promotes quicker recovery.
This service was performed 13 times for 13 patientsThis procedure involves the use of electronic devices to analyze and adjust an implanted neurostimulator. The neurostimulator helps manage pain by sending mild electrical signals to your spinal cord or peripheral nerves. This analysis ensures it's functioning properly.
This service was performed 14 times for 14 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 26 times for 22 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 138 times for 93 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 26 times for 21 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 127 times for 119 patientsThis procedure involves placing a small device, called a neurostimulator electrode array, under your skin near your spine. It delivers mild electrical signals to your spinal cord, helping to manage chronic pain.
This service was performed 22 times for 12 patientsThe insertion of a spinal neurostimulator generator or receiver is a procedure to manage chronic pain. A small device is implanted under your skin, which sends mild electrical signals to your spinal cord. These signals disrupt pain signals, helping to reduce discomfort.
This service was performed 22 times for 20 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 77 times for 77 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 129 times for 64 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 68 times for 41 patientsAn X-ray of the middle spine, or thoracic spine, involves capturing two different images of the area. This non-invasive procedure uses small amounts of radiation to visualize the bones and tissues in your back, helping to identify any abnormalities or injuries.
This service was performed 21 times for 13 patientsAn X-ray of the upper spine, with 2-3 views, is a painless procedure that employs a small amount of radiation to capture images of your neck and upper back. It assists in diagnosing conditions like arthritis, fractures, or spinal deformities.
This service was performed 24 times for 14 patientsPhysician Visit Costs
The typical physician office visit costs for Medicare beneficiaries in this area are: $35.39 for a new patient copayment and $18.96 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 33180 ZIP code area.
New Patients Visit Costs *
The most utilized procedure code for new patients office visits is 99204
- Average New Patient Price $141.56
- Minimum New Patient Price $60.92
- Maximum New Patient Price $187.05
- Average New Patient Copayment $35.39
- Minimum New Patient Copayment $15.23
- Maximum New Patient Copayment $46.76
Established Patients Visit Costs *
The most utilized procedure code for established patients office visits is 99213
- Average Established Patient Price $75.86
- Minimum Established Patient Price $18.99
- Maximum Established Patient Price $150.24
- Average Established Patient Copayment $18.96
- Minimum Established Patient Copayment $4.74
- Maximum Established Patient Copayment $37.56
* 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.
Overall MIPS Quality Performance
The provider participated in CMS Quality Payment Program under the Merit-based Incentive Payment System (MIPS) and has an overall final score of 100, based on four performance areas: quality, improvement activities, promoting interoperability, and cost. The purpose of this information is to help people with Medicare make informed decisions and incentivize doctors and clinicians to maximize performance. The provider also has detailed performance information the following quality measures: .
The Merit-based Incentive Payment System (MIPS) is a way providers could use to participate in CMS Quality Payment Program (QPP). The MIPS program affects clinician reimbursement for Part B covered professional services and also rewards them for improving the quality of patient care and outcomes.
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Final Score: 100 out of 100
The MIPS program evaluates providers across multiple categories with a specific weight for each category resulting a in a MIPS final score that ranges from 0 to 100 points. The MIPS Final Score determines whether providers receive a negative, neutral or positive MIPS payment adjustment.
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Quality Score: N/A
The Quality category assesses providers performance on clinical practices and patient outcomes under the traditional MIPS program. The quality measures help identify the quality of healthcare processes, outcomes, and patient experiences. The Quality measure category compromises 40% providers final MPIS scores.
There are six collection types for MIPS quality measures: Electronic Clinical Quality Measures (eCQMs), MIPS Clinical Quality Measures (CQMs), Qualified Clinical Data Registry (QCDR) Measures, Medicare Part B claims measures, CMS Web Interface measures and The Consumer Assessment of Healthcare Providers and Systems (CAHPS) for MIPS Survey.
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Promoting Interoperability Score: 100
The Interoperability category measures the providers ability to use technology to exchange and make use of healthcare information in a way that is less burdensome and improves outcomes. The Interoperability measure category compromises 25% providers final MPIS scores.
The MIPS Interoperability measure focuses on the use of certified electronic health record technology (CEHRT) to improve patient access health information, the exchange of information between clinicians and pharmacies and the systematic collection, analysis, and interpretation of healthcare data. -
Improvement Activities Score: 40
The Improvement Activities performance category evaluates the providers participation in clinical activities that support the improvement of clinical practice, care delivery, and outcomes. Providers have the option to choose 2 to 4 activities from an inventory of over 100 improvement activities. Providers typically choose the activities that best fit their needs. The improvement activities measure category compromises 15% providers final MPIS scores.
The Improvement measures aim to better patient engagement, patient safety and other areas of patient care. The Improvement Activities category compromises 15% of providers final MPIS scores. -
Cost Score: N/A
The Cost performance category asses the amount and types of services provided and how clinicians coordinate care and seek improvement of health outcomes by ensuring patients receive the appropriate services.
Although providers don't determine the price of healthcare services they are important in delivering high-quality care at a reasonable cost. The Cost measures category compromises 20% of providers final MPIS scores. -
Cost Score: N/A
The Cost performance category asses the amount and types of services provided and how clinicians coordinate care and seek improvement of health outcomes by ensuring patients receive the appropriate services.
Although providers don't determine the price of healthcare services they are important in delivering high-quality care at a reasonable cost. The Cost measures category compromises 20% of providers final MPIS scores.
MIPS Quality Measures
The following performance measures were reported under the Merit-Based Incentive Payment System (MIPS) and Qualified Clinical Data Registry (QCDR) quality measures program.
| Quality Measure | Performance | Number of Patients |
|---|---|---|
| e-Prescribing | 99% | 80 |
| Provide Patients Electronic Access to Their Health Information | 100% | 329 |
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. David Krieger is affiliated with the following medical facilities:
| Hospital Name | Address | Phone | Hospital Type | Overall Rating |
|---|---|---|---|---|
| MOUNT SINAI MEDICAL CENTER OF FLORIDA, INC | 4300 ALTON RD MIAMI BEACH, FL 33140 | (305) 674-2121 | Acute Care Hospitals | |
| HCA FLORIDA AVENTURA HOSPITAL | 20900 BISCAYNE BLVD AVENTURA, FL 33180 | (305) 682-7000 | Acute Care Hospitals | |
| HCA FLORIDA MERCY HOSPITAL | 3663 S MIAMI AVE MIAMI, FL 33133 | (305) 854-4400 | Acute Care Hospitals |
Reviews for DR. DAVID KRIEGER M.D.
5 out of 5 stars - Review by Kareen ***** on January 17, 2025
Dr Krieger saved my life after a massive hemorrhagic stroke He is very skilled And his bed side manners are awesome I will refer him to anyone who needs Head surgery Thanks Dr Krieger And God bless you I'm here to see my children grow
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 1508033101, 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 49. The final step is to find the difference between that total and the next multiple of ten (50 - 49 = 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 49 is 50. 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.
AVENTURA, FL 33180
AVENTURA, FL 33180
AVENTURA, FL 33180
AVENTURA, FL 33180
AVENTURA, FL 33180
AVENTURA, FL 33180
Frequently Asked Questions
The NPI number assigned to this healthcare provider is 1508033101, enumerated as an "individual" on May 13, 2008.
The provider is located at 21097 NE 27TH CT SUITE 320 AVENTURA, FL 33180 and the phone number is (305) 933-9440.
Neurological Surgery with taxonomy code 207T00000X.
The provider might be accepting Accepts: AmeriHealth Caritas Next, AvMed, Florida Blue. Please consult your insurance carrier or call the provider to verify.
David Krieger is affiliated with: MOUNT SINAI MEDICAL CENTER OF FLORIDA, INC, HCA FLORIDA AVENTURA HOSPITAL and HCA FLORIDA MERCY HOSPITAL.