CRYSTAL K DOUGHERTY CSA
NPI 1992293153
Physician Assistant - Surgical in Houston, TX

NPI Status: Active since April 24, 2018

Contact Information

7324 SOUTHWEST FWY STE 1550
HOUSTON, TX
ZIP 77074
Phone: (832) 436-4273
Fax: (832) 436-4273

NPI Profile Information
Primary Taxonomy
Secondary Taxonomies
NPI Validation
Other Providers Same Location
Frequently Asked Questions

Individual
Female
Physician Assistant
Surgical

About CRYSTAL DOUGHERTY

This page provides the complete NPI Profile along with additional information for Crystal Dougherty, a provider established in Houston, Texas with a medical specialization in Physician Assistant, focusing in surgical . The healthcare provider is registered in the NPI registry with number 1992293153 assigned on April 2018. The practitioner's primary taxonomy code is 363AS0400X with license number 160947 (). The provider is registered as an individual and her NPI record was last updated 8 years ago.

NPI: 1992293153
Provider Name: CRYSTAL K DOUGHERTY CSA
Gender: Female
Entity Type: Individual
Location Address: 7324 SOUTHWEST FWY STE 1550 HOUSTON, TX 77074
Location Phone: (832) 436-4273
Location Fax: (832) 436-4273
Mailing Address: 7324 SOUTHWEST FWY STE 1550 HOUSTON, TX 77074
Mailing Phone: (832) 436-4273
Mailing Fax: (832) 436-4273
Is Sole Proprietor?: No
Enumeration Date: 04-24-2018
Last Update Date: 09-26-2018
Code Navigator

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: Physician Assistant Surgical
Taxonomy Code: 363AS0400X
Type: Physician Assistants & Advanced Practice Nursing Providers
License No.: 160947

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)
1	246ZC0007X	Technologists, Technicians & Other Technical Service Providers	Specialist/Technologist, Other Surgical Assistant	160947 (CO)

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 1992293153, we treat the final digit (3) 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 67. The final step is to find the difference between that total and the next multiple of ten (70 - 67 = 3).

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

Doubled → 2

Pos 2

Unchanged

Pos 3

Doubled → 18 → 1 + 8

Pos 4

Unchanged

Pos 5

Doubled → 4

Pos 6

Unchanged

Pos 7

Doubled → 6

Pos 8

Unchanged

Pos 9

Doubled → 10 → 1 + 0

Check

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 9 → 18 → 9 2 → 4 3 → 6 5 → 10 → 1

Step 2: Add all digits plus the NPI constant

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

2 + 9 + 1 + 8 + 2 + 4 + 9 + 6 + 1 + 1 + 0 + 24 = 67

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

The next multiple of ten after 67 is 70. The difference is the calculated check digit.

70 - 67 = 3

This NPI is valid

The calculated check digit is 3, which matches the last digit of 1992293153.