DR. LUIS MIGUEL SUAREZ- FERNANDEZ I MD
NPI 1083113104
Internal Medicine - Hypertension Specialist in Chicago, IL

NPI Status: Active since February 04, 2018

Contact Information

5841 S MARYLAND AVE # MC5100
CHICAGO, IL
ZIP 60637
Phone: (773) 702-3630

NPI Profile Information
Primary Taxonomy
Medicare Participation & PECOS Status
NPI Validation
Other Providers Same Location
Frequently Asked Questions

Individual
Male
Internal Medicine
Hypertension Specialist
PECOS Enrolled

About LUIS SUAREZ- FERNANDEZ

This page provides the complete NPI Profile along with additional information for Luis Suarez- Fernandez, an internist established in Chicago, Illinois with a medical specialization in Internal Medicine, focusing in hypertension specialist . The healthcare provider is registered in the NPI registry with number 1083113104 assigned on February 2018. The practitioner's primary taxonomy code is 207RH0005X with license number 036175645 (IL). The provider is registered as an individual and his NPI record was last updated one year ago.

NPI: 1083113104
Provider Name: DR. LUIS MIGUEL SUAREZ- FERNANDEZ I MD
Gender: Male
Entity Type: Individual
Location Address: 5841 S MARYLAND AVE # MC5100 CHICAGO, IL 60637
Location Phone: (773) 702-3630
Mailing Address: 180 HARVESTER DR STE 110 BURR RIDGE, IL 60527
Mailing Phone: (773) 702-1150
Is Sole Proprietor?: No
Enumeration Date: 02-04-2018
Last Update Date: 06-30-2025
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An internist like Luis Suarez- Fernandez 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 Hypertension Specialist
Taxonomy Code: 207RH0005X
Type: Allopathic & Osteopathic Physicians
License No.: 036175645
License State: IL
Taxonomy Description: A Hypertension Specialist is a physician who concentrates on all aspects of the diagnosis and treatment of hypertension.

Medicare Participation & PECOS Enrollment Status

Luis Suarez- Fernandez 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

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 1083113104, we treat the final digit (4) 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 46. The final step is to find the difference between that total and the next multiple of ten (50 - 46 = 4).

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

Doubled → 2

Pos 2

Unchanged

Pos 3

Doubled → 16 → 1 + 6

Pos 4

Unchanged

Pos 5

Doubled → 2

Pos 6

Unchanged

Pos 7

Doubled → 6

Pos 8

Unchanged

Pos 9

Doubled → 0

Check

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 3 → 6 0 → 0

Step 2: Add all digits plus the NPI constant

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

2 + 0 + 1 + 6 + 3 + 2 + 1 + 6 + 1 + 0 + 24 = 46

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

The next multiple of ten after 46 is 50. The difference is the calculated check digit.

50 - 46 = 4

This NPI is valid

The calculated check digit is 4, which matches the last digit of 1083113104.