DR. DANIEL KEREKES
NPI 1588109417
Surgery - Surgical Critical Care in Chicago, IL

NPI Status: Active since January 02, 2017

Contact Information

5841 S MARYLAND AVE
CHICAGO, IL
ZIP 60637
Phone: (773) 795-1952

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NPPES record last updated: July 8, 2026. Verified against the NPPES registry weekly; last sync: July 12, 2026.

  • Individual
  • Male
  • Surgery
  • Surgical Critical Care
  • PECOS Enrolled

About DANIEL KEREKES

This page provides the complete NPI Profile along with additional information for Daniel Kerekes, a provider established in Chicago, Illinois with a medical specialization in Surgery, focusing in surgical critical care . The healthcare provider is registered in the NPI registry with number 1588109417 assigned on January 2017. The practitioner's primary taxonomy code is 2086S0102X with license number 036178644 (IL). The provider is registered as an individual and his NPI record was last updated July 2026.

NPI
1588109417
Provider Name
DR. DANIEL KEREKES
Gender
Male
Entity Type
Individual
Location Address
5841 S MARYLAND AVE CHICAGO, IL 60637
Location Phone
(773) 795-1952
Mailing Address
180 HARVESTER DR STE 110 BURR RIDGE, IL 60527
Mailing Phone
(773) 702-1150
Is Sole Proprietor?
Yes
Enumeration Date
01-02-2017
Last Update Date
07-08-2026
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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

Surgery Surgical Critical Care

Taxonomy Code
2086S0102X
Type
Allopathic & Osteopathic Physicians
License No.
036178644
License State
IL
Taxonomy Description
A surgeon with expertise in the management of the critically ill and postoperative patient, particularly the trauma victim, who specializes in critical care medicine diagnoses, treats and supports patients with multiple organ dysfunction. This specialist may have administrative responsibilities for intensive care units and may also facilitate and coordinate patient care among the primary physician, the critical care staff and other specialists.

Medicare Participation & PECOS Enrollment Status

Daniel Kerekes 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: Durable Medical Equipment (DME) 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: No

  • Eligible to Order or Refer Durable Medical Equipment (DMEPOS): Yes

  • Eligible to Order or Refer a Home Health Agency (HHA): No

  • Eligible to Order or Refer Power Mobility Devices: Yes

Reviews for DR. DANIEL KEREKES

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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 1588109417, we treat the final digit (7) 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 63. The final step is to find the difference between that total and the next multiple of ten (70 - 63 = 7).

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
5
Unchanged
Pos 3
8
Doubled → 16 → 1 + 6
Pos 4
8
Unchanged
Pos 5
1
Doubled → 2
Pos 6
0
Unchanged
Pos 7
9
Doubled → 18 → 1 + 8
Pos 8
4
Unchanged
Pos 9
1
Doubled → 2
Check
7
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 8 → 16 → 7 1 → 2 9 → 18 → 9 1 → 2

Step 2: Add all digits plus the NPI constant

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

2 + 5 + 1 + 6 + 8 + 2 + 0 + 1 + 8 + 4 + 2 + 24 = 63

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

The next multiple of ten after 63 is 70. The difference is the calculated check digit.

70 - 63 = 7
This NPI is valid
The calculated check digit is 7, which matches the last digit of 1588109417.

Other Providers at the Same Location


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

Pharmacist (Pharmacotherapy)
5841 S MARYLAND AVE, MC 5026
CHICAGO, IL 60637
Dietitian, Registered
5841 S MARYLAND AVE
CHICAGO, IL 60637
Emergency Medicine
5841 S MARYLAND AVE
CHICAGO, IL 60637
Pharmacist (Pharmacotherapy)
5841 S MARYLAND AVE, UNIVERSITY OF CHICAGO HOSPITALS
CHICAGO, IL 60637
Genetic Counselor, MS
5841 S MARYLAND AVE, MC 6088
CHICAGO, IL 60637
Genetic Counselor, MS
5841 S MARYLAND AVE, MC 0077
CHICAGO, IL 60637
Surgery
5841 S MARYLAND AVE, MC 5031
CHICAGO, IL 60637
Internal Medicine (Endocrinology, Diabetes & Metabolism)
5841 S MARYLAND AVE, MC1027
CHICAGO, IL 60637
Internal Medicine (Pulmonary Disease)
5841 S MARYLAND AVE
CHICAGO, IL 60637
Obstetrics & Gynecology (Gynecology)
5841 S MARYLAND AVE, MC2050
CHICAGO, IL 60637
Pediatrics (Neonatal-Perinatal Medicine)
5841 S MARYLAND AVE, MC 6060
CHICAGO, IL 60637
Obstetrics & Gynecology (Reproductive Endocrinology)
5841 S MARYLAND AVE, MC2050
CHICAGO, IL 60637
Emergency Medicine
5841 S MARYLAND AVE, MC 5068
CHICAGO, IL 60637
Dietitian, Registered
5841 S MARYLAND AVE, MC 0988
CHICAGO, IL 60637
Internal Medicine
5841 S MARYLAND AVE
CHICAGO, IL 60637
Dietitian, Registered
5841 S MARYLAND AVE, MC 3051
CHICAGO, IL 60637
Dietitian, Registered (Nutrition, Pediatric)
5841 S MARYLAND AVE, MC0988
CHICAGO, IL 60637
Psychologist (Clinical)
5841 S MARYLAND AVE, STE MC 3077
CHICAGO, IL 60637
Internal Medicine
5841 S MARYLAND AVE
CHICAGO, IL 60637
Dietitian, Registered
5841 S MARYLAND AVE
CHICAGO, IL 60637

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1588109417, enumerated as an "individual" on January 02, 2017.

The provider is located at 5841 S MARYLAND AVE CHICAGO, IL 60637 and the phone number is (773) 795-1952.

Surgery with taxonomy code 2086S0102X and a focus in Surgical Critical Care.