DR. DAVID ALAN BAROUNIS M.D.
NPI 1497067409
Hospitalist in Naperville, IL

NPI Status: Active since July 07, 2010

Contact Information

801 S WASHINGTON ST
NAPERVILLE, IL
ZIP 60540
Phone: (630) 527-3000
Fax: (630) 527-7300

Get Directions Write a Review

  • Individual
  • Male
  • Hospitalist
  • PECOS Enrolled

About DAVID BAROUNIS

This page provides the complete NPI Profile along with additional information for David Barounis, a provider established in Naperville, Illinois with a medical specialization in Hospitalist. The healthcare provider is registered in the NPI registry with number 1497067409 assigned on July 2010. The practitioner's primary taxonomy code is 208M00000X with license number 036131444 (IL). The provider is registered as an individual and his NPI record was last updated March 2026.

NPI
1497067409
Provider Name
DR. DAVID ALAN BAROUNIS M.D.
Gender
Male
Entity Type
Individual
Location Address
801 S WASHINGTON ST NAPERVILLE, IL 60540
Location Phone
(630) 527-3000
Location Fax
(630) 527-7300
Mailing Address
2650 RIDGE AVE STE 1223 EVANSTON, IL 60201
Mailing Phone
(847) 250-2040
Mailing Fax
(630) 527-7300
Is Sole Proprietor?
Yes
Enumeration Date
07-07-2010
Last Update Date
03-31-2026
Code Navigator

Location Map

Secondary Locations

  • 155 E Brush Hill Rd
    Elmhurst, IL 60126
    (331) 221-9001
  • 4440 W 95th St
    Oak Lawn, IL 60453
    (708) 684-5375

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

Hospitalist

Taxonomy Code
208M00000X
Type
Allopathic & Osteopathic Physicians
License No.
036131444
License State
IL
Taxonomy Description
Hospitalists are physicians whose primary professional focus is the general medical care of hospitalized patients. Their activities include patient care, teaching, research, and leadership related to Hospital Medicine. The term 'hospitalist' refers to physicians whose practice emphasizes providing care for hospitalized patients.

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)
1207RC0200XAllopathic & Osteopathic Physicians

Internal Medicine
Critical Care Medicine

036131444 (IL)

Medicare Participation & PECOS Enrollment Status

David Barounis 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

  • 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, each additional 30 minutes

Critical care refers to special attention given to patients facing life-threatening conditions. Each additional 30 minutes indicates the extension of this specialized care. This might include close monitoring, medication adjustments, and immediate interventions as needed.

This service was performed 22 times for 18 patients

Critical care, first 30-74 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 129 times for 91 patients

Pacemaker insertion or repair

Pacemaker 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 patients

Physician Visit Costs

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 60540 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.

Reviews for DR. DAVID ALAN BAROUNIS M.D.

There are currently no reviews for this provider. Be the first person to share your experience with this provider by filling out our review form. Your insights are appreciated and will help others make informed decisions.

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 1497067409, we treat the final digit (9) 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 61. The final step is to find the difference between that total and the next multiple of ten (70 - 61 = 9).

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.

Pos 1
1
Doubled → 2
Pos 2
4
Unchanged
Pos 3
9
Doubled → 18 → 1 + 8
Pos 4
7
Unchanged
Pos 5
0
Doubled → 0
Pos 6
6
Unchanged
Pos 7
7
Doubled → 14 → 1 + 4
Pos 8
4
Unchanged
Pos 9
0
Doubled → 0
Check
9
Target digit
Regular digit Doubled digit Check digit

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.

1 → 2 9 → 18 → 9 0 → 0 7 → 14 → 5 0 → 0

Step 2: Add all digits plus the NPI constant

Add the transformed values, the unchanged digits, and the constant 24.

2 + 4 + 1 + 8 + 7 + 0 + 6 + 1 + 4 + 4 + 0 + 24 = 61

Step 3: Find the amount needed to reach the next multiple of 10

The next multiple of ten after 61 is 70. The difference is the calculated check digit.

70 - 61 = 9
This NPI is valid
The calculated check digit is 9, which matches the last digit of 1497067409.

Other Providers at the Same Location


The following 20 providers are registered at the same or a nearby location.

Hospitalist
801 S WASHINGTON ST, 3RD FLOOR
NAPERVILLE, IL 60540
Radiology (Diagnostic Radiology)
801 S WASHINGTON ST
NAPERVILLE, IL 60540
Surgery (Vascular Surgery)
801 S WASHINGTON ST
NAPERVILLE, IL 60540
Radiology (Diagnostic Radiology)
801 S WASHINGTON ST
NAPERVILLE, IL 60540
Radiology (Diagnostic Radiology)
801 S WASHINGTON ST
NAPERVILLE, IL 60540
Radiology (Diagnostic Radiology)
801 S WASHINGTON ST
NAPERVILLE, IL 60540
Radiology (Diagnostic Radiology)
801 S WASHINGTON ST
NAPERVILLE, IL 60540
Radiology (Diagnostic Radiology)
801 S WASHINGTON ST
NAPERVILLE, IL 60540
Radiology (Diagnostic Radiology)
801 S WASHINGTON ST
NAPERVILLE, IL 60540
Radiology (Diagnostic Radiology)
801 S WASHINGTON ST
NAPERVILLE, IL 60540
Radiology (Diagnostic Radiology)
801 S WASHINGTON ST
NAPERVILLE, IL 60540
Radiology (Diagnostic Radiology)
801 S WASHINGTON ST
NAPERVILLE, IL 60540
Pediatrics
801 S WASHINGTON ST
NAPERVILLE, IL 60540
Radiology (Diagnostic Radiology)
801 S WASHINGTON ST
NAPERVILLE, IL 60540
Radiology (Diagnostic Radiology)
801 S WASHINGTON ST
NAPERVILLE, IL 60540
Radiology (Diagnostic Radiology)
801 S WASHINGTON ST
NAPERVILLE, IL 60540
Emergency Medicine
801 S WASHINGTON ST
NAPERVILLE, IL 60540
Pediatrics (Pediatric Pulmonology)
801 S WASHINGTON ST
NAPERVILLE, IL 60540
Internal Medicine (Interventional Cardiology)
801 S WASHINGTON ST, 4TH FLOOR
NAPERVILLE, IL 60540
Emergency Medicine
801 S WASHINGTON ST, EDWARD HOSPITAL EMERGENCY DEPARTMENT
NAPERVILLE, IL 60540

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1497067409, enumerated as an "individual" on July 07, 2010.

The provider is located at 801 S WASHINGTON ST NAPERVILLE, IL 60540 and the phone number is (630) 527-3000.

Hospitalist with taxonomy code 208M00000X.