MR. GARY ALLEN ZELAZNY MD
NPI 1578530663
Dermatology - Procedural Dermatology in Austin, TX

NPI Status: Active since March 07, 2006

Contact Information

3705 MEDICAL PARKWAY
SUITE 455
AUSTIN, TX
ZIP 78705
Phone: (512) 454-9646
Fax: (512) 323-6331

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  • Individual
  • Male
  • Dermatology
  • Procedural Dermatology

About GARY ZELAZNY

This page provides the complete NPI Profile along with additional information for Gary Zelazny, a provider established in Austin, Texas with a medical specialization in Dermatology, focusing in procedural dermatology . The healthcare provider is registered in the NPI registry with number 1578530663 assigned on March 2006. The practitioner's primary taxonomy code is 207NS0135X with license number D4371 (TX). The provider is registered as an individual and his NPI record was last updated one year ago.

NPI
1578530663
Provider Name
MR. GARY ALLEN ZELAZNY MD
Gender
Male
Entity Type
Individual
Location Address
3705 MEDICAL PARKWAY SUITE 455 AUSTIN, TX 78705
Location Phone
(512) 454-9646
Location Fax
(512) 323-6331
Mailing Address
3705 MEDICAL PARKWAY SUITE 455 AUSTIN, TX 78705
Mailing Phone
(512) 454-9646
Mailing Fax
(512) 323-6331
Is Sole Proprietor?
Yes
Enumeration Date
03-07-2006
Last Update Date
09-11-2025
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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

Dermatology Procedural Dermatology

Taxonomy Code
207NS0135X
Type
Allopathic & Osteopathic Physicians
License No.
D4371
License State
TX
Taxonomy Description
Procedural Dermatology, a subspecialty of Dermatology, encompassing a wide variety of surgical procedures and methods to remove or modify skin tissue for health or cosmetic benefit. These methods include scalpel surgery, laser surgery, chemical surgery, cryosurgery (liquid nitrogen), electrosurgery, aspiration surgery, liposuction, injection of filler substances, and Mohs micrographic controlled surgery (a special technique for the removal of growths, especially skin cancers).

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)
1207N00000XAllopathic & Osteopathic Physicians

Dermatology

D4371 (TX)
2207NI0002XAllopathic & Osteopathic Physicians

Dermatology
Clinical & Laboratory Dermatological Immunology

D4371 (TX)
3207NP0225XAllopathic & Osteopathic Physicians

Dermatology
Pediatric Dermatology

D4371 (TX)

Insurance Plans Accepted

According to publicly available information the provider might be accepting the following health plans from these health insurance companies:

Specific plan information not avaialable, please contact the provider to verify if your insurance plan is accepted.

Specific plan information not avaialable, please contact the provider to verify if your insurance plan is accepted.

*Please verify directly with this provider to make sure your insurance plan is currently accepted.

Additional Identifiers

The NPI Enumerator encourages providers to submit additional identifiers with their NPI application although the submission of this information is optional. The additional identifier(s) section includes other numbers or codes currently or formerly used as an identifier for the provider by other public healthcare entities. The identifiers may include UPIN, NSC, OSCAR, DEA, Medicaid State or PIN identification numbers.

Identifier Type / Code Identifier State Identifier Issuer
P000P2507MEDICAID (05)TX 

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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 1578530663, 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 57. The final step is to find the difference between that total and the next multiple of ten (60 - 57 = 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
1
Doubled → 2
Pos 2
5
Unchanged
Pos 3
7
Doubled → 14 → 1 + 4
Pos 4
8
Unchanged
Pos 5
5
Doubled → 10 → 1 + 0
Pos 6
3
Unchanged
Pos 7
0
Doubled → 0
Pos 8
6
Unchanged
Pos 9
6
Doubled → 12 → 1 + 2
Check
3
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 7 → 14 → 5 5 → 10 → 1 0 → 0 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 + 4 + 8 + 1 + 0 + 3 + 0 + 6 + 1 + 2 + 24 = 57

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

The next multiple of ten after 57 is 60. The difference is the calculated check digit.

60 - 57 = 3
This NPI is valid
The calculated check digit is 3, which matches the last digit of 1578530663.

Other Providers at the Same Location


The following 4 providers are registered at the same or a nearby location.

Anesthesiology
3705 MEDICAL PARKWAY, SUITE 570
AUSTIN, TX 78705
Surgery (Plastic and Reconstructive Surgery)
3705 MEDICAL PARKWAY, SUITE 460
AUSTIN, TX 78705
Orthopaedic Surgery (Hand Surgery)
3705 MEDICAL PARKWAY, SUITE 530
AUSTIN, TX 78705
Anesthesiology
3705 MEDICAL PARKWAY, SUITE 570
AUSTIN, TX 78705

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1578530663, enumerated as an "individual" on March 07, 2006.

The provider is located at 3705 MEDICAL PARKWAY SUITE 455 AUSTIN, TX 78705 and the phone number is (512) 454-9646.

Dermatology with taxonomy code 207NS0135X and a focus in Procedural Dermatology.

The provider might be accepting Accepts: Medicare and Medicaid. Please consult your insurance carrier or call the provider to verify.