ALTHEA FALLEIRO MATTOS PMHNP
NPI 1336957851
Nurse Practitioner - Psychiatric/Mental Health in Blackstone, VA

NPI Status: Active since December 30, 2024

Contact Information

304 TAVERN ST
BLACKSTONE, VA
ZIP 23824
Phone: (434) 480-5361

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  • Individual
  • Female
  • Nurse Practitioner
  • Psychiatric/Mental Health

About ALTHEA FALLEIRO MATTOS

This page provides the complete NPI Profile along with additional information for Althea Falleiro Mattos, a provider established in Blackstone, Virginia with a medical specialization in Nurse Practitioner, focusing in psychiatric/mental health . The healthcare provider is registered in the NPI registry with number 1336957851 assigned on December 2024. The practitioner's primary taxonomy code is 363LP0808X with license number 0024192466 (VA). The provider is registered as an individual and her NPI record was last updated one year ago.

NPI
1336957851
Provider Name
ALTHEA FALLEIRO MATTOS PMHNP
Gender
Female
Entity Type
Individual
Location Address
304 TAVERN ST BLACKSTONE, VA 23824
Location Phone
(434) 480-5361
Mailing Address
304 TAVERN ST BLACKSTONE, VA 23824
Mailing Phone
(434) 480-5361
Is Sole Proprietor?
No
Enumeration Date
12-30-2024
Last Update Date
03-06-2025
Code Navigator

A nurse practitioner (NP) like Althea Falleiro Mattos is an experienced registered nurse with a master’s or doctoral degree and advanced clinical training. Nurse practitioners can work in many different specialties including primary care, pediatrics, cardiology, emergency, women’s health, oncology or geriatrics. Nurse practitioners provide services like physical exams, order laboratory tests, manage diseases, write prescriptions, 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

Nurse Practitioner Psychiatric/Mental Health

Taxonomy Code
363LP0808X
Type
Physician Assistants & Advanced Practice Nursing Providers
License No.
0024192466
License State
VA

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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 1336957851, we treat the final digit (1) 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 69. The final step is to find the difference between that total and the next multiple of ten (70 - 69 = 1).

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
5
Unchanged
Pos 7
7
Doubled → 14 → 1 + 4
Pos 8
8
Unchanged
Pos 9
5
Doubled → 10 → 1 + 0
Check
1
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 7 → 14 → 5 5 → 10 → 1

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 + 5 + 1 + 4 + 8 + 1 + 0 + 24 = 69

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

The next multiple of ten after 69 is 70. The difference is the calculated check digit.

70 - 69 = 1
This NPI is valid
The calculated check digit is 1, which matches the last digit of 1336957851.

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1336957851, enumerated as an "individual" on December 30, 2024.

The provider is located at 304 TAVERN ST BLACKSTONE, VA 23824 and the phone number is (434) 480-5361.

Nurse Practitioner with taxonomy code 363LP0808X and a focus in Psychiatric/Mental Health.