RAUL ANTONIO PEREZ LOPEZ
NPI 1083549745
Dentist - General Practice in Downers Grove, IL

NPI Status: Active since June 15, 2026

Contact Information

3450 LACEY RD
DOWNERS GROVE, IL
ZIP 60515
Phone: (630) 743-4500

Get Directions Write a Review

  • Individual
  • Male
  • Dentist
  • General Practice

About RAUL PEREZ LOPEZ

This page provides the complete NPI Profile along with additional information for Raul Perez Lopez, a provider established in Downers Grove, Illinois with a medical specialization in Dentist, focusing in general practice . The healthcare provider is registered in the NPI registry with number 1083549745 assigned on June 2026. The practitioner's primary taxonomy code is 1223G0001X with license number DN31901 (FL). The provider is registered as an individual and his NPI record was last updated June 2026.

NPI
1083549745
Provider Name
RAUL ANTONIO PEREZ LOPEZ
Gender
Male
Entity Type
Individual
Location Address
3450 LACEY RD DOWNERS GROVE, IL 60515
Location Phone
(630) 743-4500
Mailing Address
3450 LACEY RD DOWNERS GROVE, IL 60515
Mailing Phone
(630) 743-4500
Is Sole Proprietor?
No
Enumeration Date
06-15-2026
Last Update Date
06-15-2026
Code Navigator

A dentist like Raul Perez Lopez is a skilled in and licensed provider that diagnoses and treats problems with patients teeth, gums, and related parts of the mouth. Dentists educate patients on how to take care of the teeth and gums and provide information on diet choices that affect oral health. Dentists must be licensed in the state in which they work.

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

Dentist General Practice

Taxonomy Code
1223G0001X
Type
Dental Providers
License No.
DN31901
License State
FL
Taxonomy Description
A general dentist is the primary dental care provider for patients of all ages. The general dentist is responsible for the diagnosis, treatment, management and overall coordination of services related to patients' oral health needs.

Reviews for RAUL ANTONIO PEREZ LOPEZ

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 1083549745, we treat the final digit (5) 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 65. The final step is to find the difference between that total and the next multiple of ten (70 - 65 = 5).

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
0
Unchanged
Pos 3
8
Doubled → 16 → 1 + 6
Pos 4
3
Unchanged
Pos 5
5
Doubled → 10 → 1 + 0
Pos 6
4
Unchanged
Pos 7
9
Doubled → 18 → 1 + 8
Pos 8
7
Unchanged
Pos 9
4
Doubled → 8
Check
5
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 5 → 10 → 1 9 → 18 → 9 4 → 8

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 + 1 + 0 + 4 + 1 + 8 + 7 + 8 + 24 = 65

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

The next multiple of ten after 65 is 70. The difference is the calculated check digit.

70 - 65 = 5
This NPI is valid
The calculated check digit is 5, which matches the last digit of 1083549745.

Other Providers at the Same Location


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

Speech-Language Pathologist
3450 LACEY RD
DOWNERS GROVE, IL 60515
Dentist
3450 LACEY RD
DOWNERS GROVE, IL 60515
Speech-Language Pathologist
3450 LACEY RD
DOWNERS GROVE, IL 60515
Speech-Language Pathologist
3450 LACEY RD
DOWNERS GROVE, IL 60515
Physical Therapist (Neurology)
3450 LACEY RD
DOWNERS GROVE, IL 60515
Physical Therapist
3450 LACEY RD
DOWNERS GROVE, IL 60515
Dentist (General Practice)
3450 LACEY RD
DOWNERS GROVE, IL 60515
Dentist
3450 LACEY RD, SUITE 272
DOWNERS GROVE, IL 60515
Dentist
3450 LACEY RD
DOWNERS GROVE, IL 60515
Speech-Language Pathologist
3450 LACEY RD
DOWNERS GROVE, IL 60515
Speech-Language Pathologist
3450 LACEY RD
DOWNERS GROVE, IL 60515
Optometrist
3450 LACEY RD, SUITE 272
DOWNERS GROVE, IL 60515
Speech-Language Pathologist
3450 LACEY RD, ALUMNI HALL 206
DOWNERS GROVE, IL 60515
Optometrist
3450 LACEY RD
DOWNERS GROVE, IL 60515
Speech-Language Pathologist
3450 LACEY RD, SUITE 100
DOWNERS GROVE, IL 60515
Optometrist
3450 LACEY RD
DOWNERS GROVE, IL 60515
Optometrist
3450 LACEY RD
DOWNERS GROVE, IL 60515
Optometrist
3450 LACEY RD
DOWNERS GROVE, IL 60515
Optometrist
3450 LACEY RD
DOWNERS GROVE, IL 60515
Physical Therapist
3450 LACEY RD
DOWNERS GROVE, IL 60515

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1083549745, enumerated as an "individual" on June 15, 2026.

The provider is located at 3450 LACEY RD DOWNERS GROVE, IL 60515 and the phone number is (630) 743-4500.

Dentist with taxonomy code 1223G0001X and a focus in General Practice.