MRS. MARLYN DURHAM APRN
NPI 1265311344
Nurse Practitioner - Psychiatric/Mental Health in Miami, FL

NPI Status: Active since September 02, 2025

Contact Information

3515 SW 12TH ST
MIAMI, FL
ZIP 33135
Phone: (305) 510-1246

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

About MARLYN DURHAM

This page provides the complete NPI Profile along with additional information for Marlyn Durham, a provider established in Miami, Florida with a medical specialization in Nurse Practitioner, focusing in psychiatric/mental health . The healthcare provider is registered in the NPI registry with number 1265311344 assigned on September 2025. The practitioner's primary taxonomy code is 363LP0808X with license number APRN11041973 (FL). The provider is registered as an individual and her NPI record was last updated one year ago.

NPI
1265311344
Provider Name
MRS. MARLYN DURHAM APRN
Gender
Female
Entity Type
Individual
Location Address
3515 SW 12TH ST MIAMI, FL 33135
Location Phone
(305) 510-1246
Mailing Address
3515 SW 12TH ST MIAMI, FL 33135
Mailing Phone
(305) 510-1246
Is Sole Proprietor?
Yes
Enumeration Date
09-02-2025
Last Update Date
09-02-2025
Code Navigator

A nurse practitioner (NP) like Marlyn Durham 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.
APRN11041973
License State
FL

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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 1265311344, we treat the final digit (4) 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 56. The final step is to find the difference between that total and the next multiple of ten (60 - 56 = 4).

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
2
Unchanged
Pos 3
6
Doubled → 12 → 1 + 2
Pos 4
5
Unchanged
Pos 5
3
Doubled → 6
Pos 6
1
Unchanged
Pos 7
1
Doubled → 2
Pos 8
3
Unchanged
Pos 9
4
Doubled → 8
Check
4
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 6 → 12 → 3 3 → 6 1 → 2 4 → 8

Step 2: Add all digits plus the NPI constant

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

2 + 2 + 1 + 2 + 5 + 6 + 1 + 2 + 3 + 8 + 24 = 56

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

The next multiple of ten after 56 is 60. The difference is the calculated check digit.

60 - 56 = 4
This NPI is valid
The calculated check digit is 4, which matches the last digit of 1265311344.

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1265311344, enumerated as an "individual" on September 02, 2025.

The provider is located at 3515 SW 12TH ST MIAMI, FL 33135 and the phone number is (305) 510-1246.

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