IOANNIS KARKATZOUNIS MD
NPI 1639335235
Hospitalist in Oshkosh, WI

Medicare Participation & PECOS Enrollment Status

Ioannis Karkatzounis 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.

Ioannis Karkatzounis 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: 9032263835

  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: I20090813000167, I20240814000612, I20250317002957

  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

Provider Referred Orders for Durable Medical Equipment, Devices & Supplies

The following list reflects the services, supplies or durable medical equipment ordered by this provider to a DME supplier on behalf of patients. The information below is derived from Medicare claims data and reflects the BETOS category, HCPCS code information and the number times each service was submitted under the Medicare fee-for-service program.

Durable Medical Equipment

• DME-Other DME (DE001N)

  Tubing with integrated heating element for use with positive airway pressure device (HCPCS:A4604)

  8 DME suppliers used 267 Medicare Claims 267 Services Paid

• DME-Other DME (DE001N)

  Full face mask used with positive airway pressure device, each (HCPCS:A7030)

  8 DME suppliers used 114 Medicare Claims 114 Services Paid

• DME-Other DME (DE001N)

  Face mask interface, replacement for full face mask, each (HCPCS:A7031)

  6 DME suppliers used 145 Medicare Claims 415 Services Paid

• DME-Other DME (DE001N)

  Cushion for use on nasal mask interface, replacement only, each (HCPCS:A7032)

  4 DME suppliers used 77 Medicare Claims 440 Services Paid

• DME-Other DME (DE001N)

  Pillow for use on nasal cannula type interface, replacement only, pair (HCPCS:A7033)

  2 DME suppliers used 53 Medicare Claims 309 Services Paid

• DME-Other DME (DE001N)

  Nasal interface (mask or cannula type) used with positive airway pressure device, with or without head strap (HCPCS:A7034)

  5 DME suppliers used 122 Medicare Claims 122 Services Paid

• DME-Other DME (DE001N)

  Headgear used with positive airway pressure device (HCPCS:A7035)

  10 DME suppliers used 219 Medicare Claims 219 Services Paid

• DME-Other DME (DE001N)

  Tubing used with positive airway pressure device (HCPCS:A7037)

  5 DME suppliers used 14 Medicare Claims 14 Services Paid

• DME-Other DME (DE001N)

  Filter, disposable, used with positive airway pressure device (HCPCS:A7038)

  7 DME suppliers used 270 Medicare Claims 1546 Services Paid

• DME-Other DME (DE001N)

  Water chamber for humidifier, used with positive airway pressure device, replacement, each (HCPCS:A7046)

  8 DME suppliers used 165 Medicare Claims 165 Services Paid

• DME-Oxygen and Supplies (DC000N)

  Portable gaseous oxygen system, rental; includes portable container, regulator, flowmeter, humidifier, cannula or mask, and tubing (HCPCS:E0431)

  3 DME suppliers used 50 Medicare Claims 50 Services Paid

• DME-Other DME (DE001N)

  Respiratory assist device, bi-level pressure capability, without backup rate feature, used with noninvasive interface, e.g., nasal or facial mask (intermittent assist device with continuous positive airway pressure device) (HCPCS:E0470)

  3 DME suppliers used 148 Medicare Claims 148 Services Paid

• DME-Other DME (DE001N)

  Respiratory assist device, bi-level pressure capability, with back-up rate feature, used with noninvasive interface, e.g., nasal or facial mask (intermittent assist device with continuous positive airway pressure device) (HCPCS:E0471)

  1 DME suppliers used 14 Medicare Claims 14 Services Paid

• DME-Other DME (DE001N)

  Humidifier, heated, used with positive airway pressure device (HCPCS:E0562)

  3 DME suppliers used 453 Medicare Claims 453 Services Paid

• DME-Other DME (DE001N)

  Continuous positive airway pressure (cpap) device (HCPCS:E0601)

  3 DME suppliers used 419 Medicare Claims 419 Services Paid

• DME-Oxygen and Supplies (DC002N)

  Oxygen concentrator, single delivery port, capable of delivering 85 percent or greater oxygen concentration at the prescribed flow rate (HCPCS:E1390)

  3 DME suppliers used 157 Medicare Claims 157 Services Paid

• DME-Oxygen and Supplies (DC002N)

  Portable oxygen concentrator, rental (HCPCS:E1392)

  1 DME suppliers used 12 Medicare Claims 12 Services Paid

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.

Established patient office or other outpatient visit, 10-19 minutes

This 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 patients

Established patient office or other outpatient visit, 20-29 minutes

This 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 109 times for 106 patients

Established patient office or other outpatient visit, 30-39 minutes

This 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 19 times for 18 patients

Follow-up hospital inpatient care per day, typically 25 minutes

Follow-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 274 times for 170 patients

Follow-up hospital inpatient care per day, typically 35 minutes

Follow-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 343 times for 146 patients

Follow-up observation care per day, typically 25 minutes

Follow-up observation care is a daily service where your health progress is monitored for about 25 minutes. It's a routine check to ensure your treatment is effective and to adjust if necessary. It's a crucial part of your healthcare journey.

This service was performed 33 times for 29 patients

Hospital discharge day management, more than 30 minutes

Hospital discharge day management over 30 minutes involves a detailed process to ensure a smooth transition from hospital to home. It includes final examinations, discussion of your hospital stay, post-discharge instructions, and coordinating follow-up care.

This service was performed 133 times for 125 patients

Hospital observation care on day of discharge

Hospital observation care on the day of discharge involves monitoring your health status to ensure stability before you leave. This includes assessing vital signs, response to treatment, and readiness for home care or rehabilitation.

This service was performed 40 times for 39 patients

Initial hospital inpatient care per day, typically 70 minutes

Initial 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 221 times for 212 patients

Initial hospital observation care per day, typically 70 minutes

This service involves a healthcare professional closely monitoring your health condition during your hospital stay. It typically lasts for about 70 minutes each day. This helps in timely detection of any changes in your health, allowing for immediate response and treatment.

This service was performed 39 times for 39 patients

New patient office or other outpatient visit, 45-59 minutes

This 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 38 times for 38 patients

Sleep study in sleep lab (6 years or older)

A sleep study in a sleep lab is a non-invasive overnight test that monitors your body while you sleep. It helps doctors understand your sleep patterns and identify any issues like sleep apnea or insomnia. You'll be connected to equipment that tracks your heart rate, brain waves, breathing, and movements.

This service was performed 11 times for 11 patients

Sleep study in sleep lab with continuous airway pressure (6 years or older)

A sleep study in a sleep lab with continuous airway pressure is a test for individuals aged 6 and above. It monitors your sleep patterns to check for disorders like sleep apnea. Continuous airway pressure helps keep your airways open while you sleep, improving your breathing.

This service was performed 17 times for 17 patients

Sleep study including heart rate, breathing, airflow, and effort

A sleep study monitors your heart rate, breathing patterns, airflow, and physical effort while you sleep. It helps identify sleep disorders by tracking your sleep stages and cycles. This data aids doctors in diagnosing and treating sleep-related issues.

This service was performed 20 times for 20 patients

Physician Visit Costs

The typical physician office visit costs for Medicare beneficiaries in this area are: $30.92 for a new patient copayment and $23.85 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 54904 ZIP code area.

* 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. Ioannis Karkatzounis is affiliated with the following medical facilities:

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