DR. MARIA FERNANDA FLEMING DIAZ MD
NPI 1942919659
Internal Medicine in Bronx, NY

NPI Status: Active since November 21, 2022

Contact Information

260 E 188TH ST
BRONX, NY
ZIP 10458
Phone: (718) 220-2020

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  • Individual
  • Female
  • Internal Medicine

About MARIA FLEMING DIAZ

This page provides the complete NPI Profile along with additional information for Maria Fleming Diaz, an internist established in Bronx, New York with a medical specialization in Internal Medicine. The healthcare provider is registered in the NPI registry with number 1942919659 assigned on November 2022. The practitioner's primary taxonomy code is 207R00000X with license number 341582 (NY). The provider is registered as an individual and her NPI record was last updated April 2026.

NPI
1942919659
Provider Name
DR. MARIA FERNANDA FLEMING DIAZ MD
Gender
Female
Entity Type
Individual
Location Address
260 E 188TH ST BRONX, NY 10458
Location Phone
(718) 220-2020
Mailing Address
260 E 188TH ST BRONX, NY 10458
Mailing Phone
(718) 220-2020
Is Sole Proprietor?
Yes
Enumeration Date
11-21-2022
Last Update Date
04-10-2026
Code Navigator

An internist like Maria Fleming Diaz 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

Taxonomy Code
207R00000X
Type
Allopathic & Osteopathic Physicians
License No.
341582
License State
NY
Taxonomy Description
A physician who provides long-term, comprehensive care in the office and the hospital, managing both common and complex illness of adolescents, adults and the elderly. Internists are trained in the diagnosis and treatment of cancer, infections and diseases affecting the heart, blood, kidneys, joints and digestive, respiratory and vascular systems. They are also trained in the essentials of primary care internal medicine, which incorporates an understanding of disease prevention, wellness, substance abuse, mental health and effective treatment of common problems of the eyes, ears, skin, nervous system and reproductive organs.

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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 1942919659, 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
9
Unchanged
Pos 3
4
Doubled → 8
Pos 4
2
Unchanged
Pos 5
9
Doubled → 18 → 1 + 8
Pos 6
1
Unchanged
Pos 7
9
Doubled → 18 → 1 + 8
Pos 8
6
Unchanged
Pos 9
5
Doubled → 10 → 1 + 0
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 4 → 8 9 → 18 → 9 9 → 18 → 9 5 → 10 → 1

Step 2: Add all digits plus the NPI constant

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

2 + 9 + 8 + 2 + 1 + 8 + 1 + 1 + 8 + 6 + 1 + 0 + 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 1942919659.

Other Providers at the Same Location


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

Psychiatry & Neurology (Psychiatry)
260 E 188TH ST, 4TH FLOOR
BRONX, NY 10458
Social Worker (Clinical)
260 E 188TH ST, 5TH FLOOR
BRONX, NY 10458
Case Manager/Care Coordinator
260 E 188TH ST, 4TH FLOOR
BRONX, NY 10458
Social Worker (Clinical)
260 E 188TH ST, 2ND FLOOR
BRONX, NY 10458
Social Worker (Clinical)
260 E 188TH ST, 5TH FLOOR
BRONX, NY 10458
Case Manager/Care Coordinator
260 E 188TH ST
BRONX, NY 10458
Social Worker (Clinical)
260 E 188TH ST, 5TH FLOOR
BRONX, NY 10458
Social Worker (Clinical)
260 E 188TH ST
BRONX, NY 10458
Case Manager/Care Coordinator
260 E 188TH ST, 4TH FLOOR, #442
BRONX, NY 10458
Counselor (Mental Health)
260 E 188TH ST, 4TH FL.
BRONX, NY 10458
Social Worker (Clinical)
260 E 188TH ST
BRONX, NY 10458
Social Worker
260 E 188TH ST, 4TH FLOOR
BRONX, NY 10458
Social Worker (Clinical)
260 E 188TH ST
BRONX, NY 10458
Social Worker (Clinical)
260 E 188TH ST, 4TH FLOOR
BRONX, NY 10458
Social Worker (Clinical)
260 E 188TH ST, FIFTH FLOOR
BRONX, NY 10458
Social Worker (Clinical)
260 E 188TH ST
BRONX, NY 10458
Case Manager/Care Coordinator
260 E 188TH ST
BRONX, NY 10458
Counselor (Mental Health)
260 E 188TH ST
BRONX, NY 10458
Registered Nurse
260 E 188TH ST
BRONX, NY 10458
Social Worker (Clinical)
260 E 188TH ST, 5TH FLOOR
BRONX, NY 10458

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1942919659, enumerated as an "individual" on November 21, 2022.

The provider is located at 260 E 188TH ST BRONX, NY 10458 and the phone number is (718) 220-2020.

Internal Medicine with taxonomy code 207R00000X.