MRS. CRYSTAL HERNANDEZ
NPI 1558908962
Durable Medical Equipment & Medical Supplies in Leander, TX

NPI Status: Active since December 04, 2019

Contact Information

607 LEANDER DR UNIT 800
LEANDER, TX
ZIP 78641
Phone: (512) 582-7044

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  • Individual
  • Female
  • Durable Medical Equipment & Medical Supp...

About CRYSTAL HERNANDEZ

This page provides the complete NPI Profile along with additional information for Crystal Hernandez, a provider established in Leander, Texas with a medical specialization in Durable Medical Equipment & Medical Supplies. The healthcare provider is registered in the NPI registry with number 1558908962 assigned on December 2019. The practitioner's primary taxonomy code is 332B00000X with license number 1002175 (TX). The provider is registered as an individual and her NPI record was last updated one year ago.

NPI
1558908962
Provider Name
MRS. CRYSTAL HERNANDEZ
Other Name
CMHERNANDEZ LLC
Other Name Type
Professional Name (2)
Gender
Female
Entity Type
Individual
Location Address
607 LEANDER DR UNIT 800 LEANDER, TX 78641
Location Phone
(512) 582-7044
Mailing Address
2928 FALLCREST BND LEANDER, TX 78641
Mailing Phone
(512) 582-7048
Mailing Fax
Is Sole Proprietor?
Yes
Enumeration Date
12-04-2019
Last Update Date
10-22-2025
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Location Map

Secondary Locations

  • 7696 183A Toll Rd Unit 2B
    Leander, TX 78641
    (512) 582-7048
  • 2020 N Bell Blvd Ste B3-E
    Cedar Park, TX 78613
    (512) 582-7048

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

Durable Medical Equipment & Medical Supplies

Taxonomy Code
332B00000X
Type
Suppliers
License No.
1002175
License State
TX
Taxonomy Description
A supplier of medical equipment such as respirators, wheelchairs, home dialysis systems, or monitoring systems, that are prescribed by a physician for a patient's use in the home and that are usable for an extended period of time.

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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 1558908962, we treat the final digit (2) 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 68. The final step is to find the difference between that total and the next multiple of ten (70 - 68 = 2).

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
5
Unchanged
Pos 3
5
Doubled → 10 → 1 + 0
Pos 4
8
Unchanged
Pos 5
9
Doubled → 18 → 1 + 8
Pos 6
0
Unchanged
Pos 7
8
Doubled → 16 → 1 + 6
Pos 8
9
Unchanged
Pos 9
6
Doubled → 12 → 1 + 2
Check
2
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 9 → 18 → 9 8 → 16 → 7 6 → 12 → 3

Step 2: Add all digits plus the NPI constant

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

2 + 5 + 1 + 0 + 8 + 1 + 8 + 0 + 1 + 6 + 9 + 1 + 2 + 24 = 68

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

The next multiple of ten after 68 is 70. The difference is the calculated check digit.

70 - 68 = 2
This NPI is valid
The calculated check digit is 2, which matches the last digit of 1558908962.

Other Providers at the Same Location


The following 1 provider is registered at the same or a nearby location.

Durable Medical Equipment & Medical Supplies
607 LEANDER DR UNIT 800
LEANDER, TX 78641

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1558908962, enumerated as an "individual" on December 04, 2019.

The provider is located at 607 LEANDER DR UNIT 800 LEANDER, TX 78641 and the phone number is (512) 582-7044.

Durable Medical Equipment & Medical Supplies with taxonomy code 332B00000X.