DR. KARLA MARLENE SINTIGO MONTERROZA MD
NPI 1912794645
Family Medicine in Chicago, IL

NPI Status: Active since April 24, 2025

Contact Information

2233 W DIVISION ST
CHICAGO, IL
ZIP 60622
Phone: (312) 770-2000

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  • Individual
  • Female
  • Family Medicine

About KARLA SINTIGO MONTERROZA

This page provides the complete NPI Profile along with additional information for Karla Sintigo Monterroza, a primary care provider established in Chicago, Illinois with a medical specialization in Family Medicine. The healthcare provider is registered in the NPI registry with number 1912794645 assigned on April 2025. The practitioner's primary taxonomy code is 207Q00000X with license number 125.086711 (IL). The provider is registered as an individual and her NPI record was last updated one year ago.

NPI
1912794645
Provider Name
DR. KARLA MARLENE SINTIGO MONTERROZA MD
Other Name
DR. KARLA SINTIGO MD
Other Name Type
Professional Name (2)
Gender
Female
Entity Type
Individual
Location Address
2233 W DIVISION ST CHICAGO, IL 60622
Location Phone
(312) 770-2000
Mailing Address
1431 N WESTERN AVE STE 406 CHICAGO, IL 60622
Mailing Phone
(312) 633-5841
Mailing Fax
Is Sole Proprietor?
Yes
Enumeration Date
04-24-2025
Last Update Date
07-24-2025
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A primary care provider (PCP) like Karla Sintigo Monterroza sees people with common medical problems. The primary care provider might be a doctor, physician assistant, nurse practitioner or clinic that are usually involved in your long-term care. A PCP might provide preventive care, treat common medical conditions, identify urgent medical problems and refer you to specialists when necessary. Primary care is usually provided in an outpatient facility but if you are admitted to a hospital your PCP may assist in your care. The most common medical conditions seen by primary care providers are: hypertension, upper respiratory tract infections, depression or anxiety, back pain, arthritis, dermatitis, diabetes, urinary tract infections, 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

Family Medicine

Taxonomy Code
207Q00000X
Type
Allopathic & Osteopathic Physicians
License No.
125.086711
License State
IL
Taxonomy Description
Family Medicine is the medical specialty which is concerned with the total health care of the individual and the family. It is the specialty in breadth which integrates the biological, clinical, and behavioral sciences. The scope of family medicine is not limited by age, sex, organ system, or disease entity.

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)
1390200000XStudent, Health Care

Student in an Organized Health Care Education/Training Program

 

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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 1912794645, 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 75. The final step is to find the difference between that total and the next multiple of ten (80 - 75 = 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
9
Unchanged
Pos 3
1
Doubled → 2
Pos 4
2
Unchanged
Pos 5
7
Doubled → 14 → 1 + 4
Pos 6
9
Unchanged
Pos 7
4
Doubled → 8
Pos 8
6
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 1 → 2 7 → 14 → 5 4 → 8 4 → 8

Step 2: Add all digits plus the NPI constant

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

2 + 9 + 2 + 2 + 1 + 4 + 9 + 8 + 6 + 8 + 24 = 75

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

The next multiple of ten after 75 is 80. The difference is the calculated check digit.

80 - 75 = 5
This NPI is valid
The calculated check digit is 5, which matches the last digit of 1912794645.

Other Providers at the Same Location


The following 19 providers are registered at the same or a nearby location.

Anesthesiology
2233 W DIVISION ST, ST. MARY OF NAZARETH HOSPITAL / ANESTHESIA DEPARTMENT
CHICAGO, IL 60622
Anesthesiology
2233 W DIVISION ST, ST. MARY OF NAZARETH HOSPITAL / ANESTHESIA DEPARTMENT
CHICAGO, IL 60622
Anesthesiology
2233 W DIVISION ST, ST MARY OF NAZARETH HOSPITAL / ANESTHESIA DEPARTMENT
CHICAGO, IL 60622
Anesthesiology
2233 W DIVISION ST, ST MARY OF NAZARETH HOSPITAL / ANESTHESIA DEPARTMENT
CHICAGO, IL 60622
Anesthesiology
2233 W DIVISION ST
CHICAGO, IL 60622
Nurse Anesthetist, Certified Registered
2233 W DIVISION ST
CHICAGO, IL 60622
Anesthesiology
2233 W DIVISION ST, ST MARY OF NAZARETH HOSPITAL / ANESTHESIA DEPARTMENT
CHICAGO, IL 60622
Anesthesiology
2233 W DIVISION ST, ST MARY OF NAZARETH HOSPITAL / ANESTHESIA DEPARTMENT
CHICAGO, IL 60622
Anesthesiology
2233 W DIVISION ST
CHICAGO, IL 60622
Radiology (Diagnostic Radiology)
2233 W DIVISION ST
CHICAGO, IL 60622
Radiology (Diagnostic Radiology)
2233 W DIVISION ST
CHICAGO, IL 60622
Radiology (Therapeutic Radiology)
2233 W DIVISION ST
CHICAGO, IL 60622
Pediatrics
2233 W DIVISION ST
CHICAGO, IL 60622
Internal Medicine (Cardiovascular Disease)
2233 W DIVISION ST
CHICAGO, IL 60622
Nurse Anesthetist, Certified Registered
2233 W DIVISION ST, ST. MARY OF NAZARETH HOSPITAL / ANESTHESIA DEPT.
CHICAGO, IL 60622
Internal Medicine (Nephrology)
2233 W DIVISION ST, ST. MARY OF NAZARETH HOSPITAL
CHICAGO, IL 60622
Radiology (Body Imaging)
2233 W DIVISION ST
CHICAGO, IL 60622
Pathology (Cytopathology)
2233 W DIVISION ST
CHICAGO, IL 60622
Emergency Medicine
2233 W DIVISION ST
CHICAGO, IL 60622

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1912794645, enumerated as an "individual" on April 24, 2025.

The provider is located at 2233 W DIVISION ST CHICAGO, IL 60622 and the phone number is (312) 770-2000.

Family Medicine with taxonomy code 207Q00000X.