ELIZABETH MARCELLE TAMMARIELLO
NPI 1053205591
Nurse Practitioner - Family in Austin, TX

NPI Status: Active since June 09, 2025

Contact Information

5818 BALCONES DR STE 200D
AUSTIN, TX
ZIP 78731
Phone: (512) 400-2042

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  • Individual
  • Female
  • Nurse Practitioner
  • Family

About ELIZABETH TAMMARIELLO

This page provides the complete NPI Profile along with additional information for Elizabeth Tammariello, a provider established in Austin, Texas with a medical specialization in Nurse Practitioner, focusing in family . The healthcare provider is registered in the NPI registry with number 1053205591 assigned on June 2025. The practitioner's primary taxonomy code is 363LF0000X with license number 1031267 (TX). The provider is registered as an individual and her NPI record was last updated one year ago.

NPI
1053205591
Provider Name
ELIZABETH MARCELLE TAMMARIELLO
Other Name
MRS. MARCELLE TAMMARIELLO DYAS
Other Name Type
Other Name (5)
Gender
Female
Entity Type
Individual
Location Address
5818 BALCONES DR STE 200D AUSTIN, TX 78731
Location Phone
(512) 400-2042
Mailing Address
5803 BLANCO RIVER PASS AUSTIN, TX 78749
Mailing Phone
(337) 371-0374
Is Sole Proprietor?
No
Enumeration Date
06-09-2025
Last Update Date
11-20-2025
Code Navigator

A nurse practitioner (NP) like Elizabeth Tammariello 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

Secondary Locations

  • 5803 Blanco River Pass
    Austin, TX 78749
    (337) 371-0374
  • 1600 W 38th St Ste 100
    Austin, TX 78731
    (512) 458-5323

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 Family

Taxonomy Code
363LF0000X
Type
Physician Assistants & Advanced Practice Nursing Providers
License No.
1031267
License State
TX

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 1053205591, 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 49. The final step is to find the difference between that total and the next multiple of ten (50 - 49 = 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
0
Unchanged
Pos 3
5
Doubled → 10 → 1 + 0
Pos 4
3
Unchanged
Pos 5
2
Doubled → 4
Pos 6
0
Unchanged
Pos 7
5
Doubled → 10 → 1 + 0
Pos 8
5
Unchanged
Pos 9
9
Doubled → 18 → 1 + 8
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 5 → 10 → 1 2 → 4 5 → 10 → 1 9 → 18 → 9

Step 2: Add all digits plus the NPI constant

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

2 + 0 + 1 + 0 + 3 + 4 + 0 + 1 + 0 + 5 + 1 + 8 + 24 = 49

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

The next multiple of ten after 49 is 50. The difference is the calculated check digit.

50 - 49 = 1
This NPI is valid
The calculated check digit is 1, which matches the last digit of 1053205591.

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1053205591, enumerated as an "individual" on June 09, 2025.

The provider is located at 5818 BALCONES DR STE 200D AUSTIN, TX 78731 and the phone number is (512) 400-2042.

Nurse Practitioner with taxonomy code 363LF0000X and a focus in Family.