HORACIO J GUZMAN MD
NPI 1992788400
Otolaryngology in Houston, TX

NPI Status: Active since November 29, 2005

Contact Information

11914 ASTORIA BLVD
#500
HOUSTON, TX
ZIP 77089
Phone: (281) 484-3981
Fax: (281) 481-0182

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  • Individual
  • Male
  • Otolaryngology

About HORACIO GUZMAN

This page provides the complete NPI Profile along with additional information for Horacio Guzman, a provider established in Houston, Texas with a medical specialization in Otolaryngology. The healthcare provider is registered in the NPI registry with number 1992788400 assigned on November 2005. The practitioner's primary taxonomy code is 207Y00000X with license number E3935 (TX). The provider is registered as an individual and his NPI record was last updated 17 years ago.

NPI
1992788400
Provider Name
HORACIO J GUZMAN MD
Gender
Male
Entity Type
Individual
Location Address
11914 ASTORIA BLVD #500 HOUSTON, TX 77089
Location Phone
(281) 484-3981
Location Fax
(281) 481-0182
Mailing Address
PO BOX 201157 HOUSTON, TX 77216
Mailing Phone
(281) 649-7310
Mailing Fax
(281) 481-0182
Is Sole Proprietor?
No
Enumeration Date
11-29-2005
Last Update Date
05-05-2009
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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

Otolaryngology

Taxonomy Code
207Y00000X
Type
Allopathic & Osteopathic Physicians
License No.
E3935
License State
TX
Taxonomy Description
An otolaryngologist-head and neck surgeon provides comprehensive medical and surgical care for patients with diseases and disorders that affect the ears, nose, throat, the respiratory and upper alimentary systems and related structures of the head and neck. An otolaryngologist diagnoses and provides medical and/or surgical therapy or prevention of diseases, allergies, neoplasms, deformities, disorders and/or injuries of the ears, nose, sinuses, throat, respiratory and upper alimentary systems, face, jaws and the other head and neck systems. Head and neck oncology, facial plastic and reconstructive surgery and the treatment of disorders of hearing and voice are fundamental areas of expertise.

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
00C310MEDICARE ID-TYPE UNSPECIFIED (04)TXGROUP#
B23217MEDICARE UPIN (02)TX 
031809903MEDICAID (05)TX 

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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 1992788400, we treat the final digit (0) 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 70. The final step is to find the difference between that total and the next multiple of ten (70 - 70 = 0).

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
9
Unchanged
Pos 3
9
Doubled → 18 → 1 + 8
Pos 4
2
Unchanged
Pos 5
7
Doubled → 14 → 1 + 4
Pos 6
8
Unchanged
Pos 7
8
Doubled → 16 → 1 + 6
Pos 8
4
Unchanged
Pos 9
0
Doubled → 0
Check
0
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 7 → 14 → 5 8 → 16 → 7 0 → 0

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 + 1 + 4 + 8 + 1 + 6 + 4 + 0 + 24 = 70

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

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

70 - 70 = 0
This NPI is valid
The calculated check digit is 0, which matches the last digit of 1992788400.

Other Providers at the Same Location


The following 20 providers are registered at the same or a nearby location.

Internal Medicine (Cardiovascular Disease)
11914 ASTORIA BLVD, STE 100
HOUSTON, TX 77089
Surgery
11914 ASTORIA BLVD, SUITE 570
HOUSTON, TX 77089
Obstetrics & Gynecology
11914 ASTORIA BLVD, 420
HOUSTON, TX 77089
Orthopaedic Surgery
11914 ASTORIA BLVD, SUITE 280
HOUSTON, TX 77089
Psychiatry & Neurology (Neurology)
11914 ASTORIA BLVD, #475
HOUSTON, TX 77089
Pediatrics
11914 ASTORIA BLVD, #450
HOUSTON, TX 77089
Internal Medicine (Endocrinology, Diabetes & Metabolism)
11914 ASTORIA BLVD, SUITE 330
HOUSTON, TX 77089
Internal Medicine (Hematology & Oncology)
11914 ASTORIA BLVD, STE 355
HOUSTON, TX 77089
Internal Medicine (Infectious Disease)
11914 ASTORIA BLVD, SUITE 130
HOUSTON, TX 77089
Specialist
11914 ASTORIA BLVD, SUITE 470
HOUSTON, TX 77089
Internal Medicine (Hematology & Oncology)
11914 ASTORIA BLVD, STE: 355
HOUSTON, TX 77089
Physician Assistant
11914 ASTORIA BLVD, #300
HOUSTON, TX 77089
Obstetrics & Gynecology (Gynecology)
11914 ASTORIA BLVD, SUITE 260
HOUSTON, TX 77089
Clinic/Center (Medical Specialty)
11914 ASTORIA BLVD, SUITE 340
HOUSTON, TX 77089
Obstetrics & Gynecology (Obstetrics)
11914 ASTORIA BLVD, SUITE 440
HOUSTON, TX 77089
Obstetrics & Gynecology
11914 ASTORIA BLVD, STE 420
HOUSTON, TX 77089
Clinical Neuropsychologist
11914 ASTORIA BLVD, 490
HOUSTON, TX 77089
Pharmacist
11914 ASTORIA BLVD
HOUSTON, TX 77089
Pharmacist
11914 ASTORIA BLVD, SUITE 190
HOUSTON, TX 77089
Genetic Counselor, MS
11914 ASTORIA BLVD, SUITE 510
HOUSTON, TX 77089

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1992788400, enumerated as an "individual" on November 29, 2005.

The provider is located at 11914 ASTORIA BLVD #500 HOUSTON, TX 77089 and the phone number is (281) 484-3981.

Otolaryngology with taxonomy code 207Y00000X.

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