CYNTHIA TOBIAS
NPI 1114879251
Nurse Practitioner - Acute Care in Harlingen, TX

NPI Status: Active since February 11, 2026

Contact Information

1821 S SESAME SQ STE 10
HARLINGEN, TX
ZIP 78550
Phone: (956) 496-2048
Fax: (956) 265-1129

Get Directions Write a Review

  • Individual
  • Female
  • Nurse Practitioner
  • Acute Care

About CYNTHIA TOBIAS

This page provides the complete NPI Profile along with additional information for Cynthia Tobias, a provider established in Harlingen, Texas with a medical specialization in Nurse Practitioner, focusing in acute care . The healthcare provider is registered in the NPI registry with number 1114879251 assigned on February 2026. The practitioner's primary taxonomy code is 363LA2100X with license number 1226903 (TX). The provider is registered as an individual and her NPI record was last updated February 2026. Cynthia Tobias operates as a Multi-Specialty Group with one or more individual practitioners, who practice different areas of specialization.

NPI
1114879251
Provider Name
CYNTHIA TOBIAS
Gender
Female
Entity Type
Individual
Location Address
1821 S SESAME SQ STE 10 HARLINGEN, TX 78550
Location Phone
(956) 496-2048
Location Fax
(956) 265-1129
Mailing Address
34297 EBONY LN SAN BENITO, TX 78586
Is Sole Proprietor?
Yes
Enumeration Date
02-11-2026
Last Update Date
02-11-2026
Code Navigator

A nurse practitioner (NP) like Cynthia Tobias 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 Acute Care

Taxonomy Code
363LA2100X
Type
Physician Assistants & Advanced Practice Nursing Providers
License No.
1226903
License State
TX

Group Taxonomy 193200000X MULTI-SPECIALTY GROUP

This provider is a business group of one or more individual practitioners, who practice with different areas of specialization.

Reviews for CYNTHIA TOBIAS

There are currently no reviews for this provider. Be the first person to share your experience with this provider by filling out our review form. Your insights are appreciated and will help others make informed decisions.

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 1114879251, 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 59. The final step is to find the difference between that total and the next multiple of ten (60 - 59 = 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
1
Unchanged
Pos 3
1
Doubled → 2
Pos 4
4
Unchanged
Pos 5
8
Doubled → 16 → 1 + 6
Pos 6
7
Unchanged
Pos 7
9
Doubled → 18 → 1 + 8
Pos 8
2
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 1 → 2 8 → 16 → 7 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 + 1 + 2 + 4 + 1 + 6 + 7 + 1 + 8 + 2 + 1 + 0 + 24 = 59

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

The next multiple of ten after 59 is 60. The difference is the calculated check digit.

60 - 59 = 1
This NPI is valid
The calculated check digit is 1, which matches the last digit of 1114879251.

Other Providers at the Same Location


The following 3 providers are registered at the same or a nearby location.

Physician Assistant
1821 S SESAME SQ STE 10
HARLINGEN, TX 78550
Nurse Practitioner (Acute Care)
1821 S SESAME SQ STE 10
HARLINGEN, TX 78550
Internal Medicine (Critical Care Medicine)
1821 S SESAME SQ STE 10
HARLINGEN, TX 78550

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1114879251, enumerated as an "individual" on February 11, 2026.

The provider is located at 1821 S SESAME SQ STE 10 HARLINGEN, TX 78550 and the phone number is (956) 496-2048.

Nurse Practitioner with taxonomy code 363LA2100X and a focus in Acute Care.