DR. NATALIA GABRIELA MARQUEZ FERNANDEZ MD
NPI 1336986439
General Practice in Caguas, PR

NPI Status: Active since July 15, 2024

Contact Information

AVE GAUTIER BENITEZ
CONSOLIDATED MALL, SUITE C 20A
CAGUAS, PR
ZIP 00725
Phone: (787) 507-2419
Fax: (787) 258-2870

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  • Individual
  • Female
  • General Practice

About NATALIA MARQUEZ FERNANDEZ

This page provides the complete NPI Profile along with additional information for Natalia Marquez Fernandez, a primary care provider established in Caguas, Puerto Rico with a medical specialization in General Practice. The healthcare provider is registered in the NPI registry with number 1336986439 assigned on July 2024. The practitioner's primary taxonomy code is 208D00000X with license number 24552 (PR). The provider is registered as an individual and her NPI record was last updated one year ago.

NPI
1336986439
Provider Name
DR. NATALIA GABRIELA MARQUEZ FERNANDEZ MD
Gender
Female
Entity Type
Individual
Location Address
AVE GAUTIER BENITEZ CONSOLIDATED MALL, SUITE C 20A CAGUAS, PR 00725
Location Phone
(787) 507-2419
Location Fax
(787) 258-2870
Mailing Address
18 CALLE JEREZ CAGUAS, PR 00725
Is Sole Proprietor?
No
Enumeration Date
07-15-2024
Last Update Date
07-18-2025
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A primary care provider (PCP) like Natalia Marquez Fernandez 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 .

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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

General Practice

Taxonomy Code
208D00000X
Type
Allopathic & Osteopathic Physicians
License No.
24552
License State
PR
Taxonomy Description
A physician who specializes in the general practice of diagnosing, treating, and managing patients with a variety of illnesses and conditions. Source: National Uniform Claim Committee

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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 1336986439, 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 71. The final step is to find the difference between that total and the next multiple of ten (80 - 71 = 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
3
Unchanged
Pos 3
3
Doubled → 6
Pos 4
6
Unchanged
Pos 5
9
Doubled → 18 → 1 + 8
Pos 6
8
Unchanged
Pos 7
6
Doubled → 12 → 1 + 2
Pos 8
4
Unchanged
Pos 9
3
Doubled → 6
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 3 → 6 9 → 18 → 9 6 → 12 → 3 3 → 6

Step 2: Add all digits plus the NPI constant

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

2 + 3 + 6 + 6 + 1 + 8 + 8 + 1 + 2 + 4 + 6 + 24 = 71

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

The next multiple of ten after 71 is 80. The difference is the calculated check digit.

80 - 71 = 9
This NPI is valid
The calculated check digit is 9, which matches the last digit of 1336986439.

Other Providers at the Same Location


The following 5 providers are registered at the same or a nearby location.

Psychologist (Clinical)
AVE GAUTIER BENITEZ, EDIFICIO ANGORA #162
CAGNAS, PR 00725
Psychiatry & Neurology (Psychiatry)
AVE GAUTIER BENITEZ, EDIFICIO ANGERA #162
CAGUAS, PR 00725
Psychiatry & Neurology (Psychiatry)
AVE GAUTIER BENITEZ, EDIFICIO ANGORA #162
CAGUAS, PR 00725
Psychologist
AVE GAUTIER BENITEZ, CAGUAS CONSOLIDATED MALL
CAGUAS, PR 00725
Psychologist (Counseling)
AVE GAUTIER BENITEZ, CONSLIDATED MALL SUITE 60
CAGUAS, PR 00725

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1336986439, enumerated as an "individual" on July 15, 2024.

The provider is located at AVE GAUTIER BENITEZ CONSOLIDATED MALL, SUITE C 20A CAGUAS, PR 00725 and the phone number is (787) 507-2419.

General Practice with taxonomy code 208D00000X.