DR. BERNARDO F VILLACIS M.D.
NPI 1336230374
Allergy & Immunology - Allergy in Fort Sam Houston, TX

NPI Status: Active since September 27, 2006

Contact Information

3851 ROGER BROOKE DR
FORT SAM HOUSTON, TX
ZIP 78234
Phone: (210) 916-2460

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  • Individual
  • Male
  • Allergy & Immunology
  • Allergy

About BERNARDO VILLACIS

This page provides the complete NPI Profile along with additional information for Bernardo Villacis, a provider established in Fort Sam Houston, Texas with a medical specialization in Allergy & Immunology, focusing in allergy . The healthcare provider is registered in the NPI registry with number 1336230374 assigned on September 2006. The practitioner's primary taxonomy code is 207KA0200X with license number 134062-1 (NY). The provider is registered as an individual and his NPI record was last updated 19 years ago.

NPI
1336230374
Provider Name
DR. BERNARDO F VILLACIS M.D.
Gender
Male
Entity Type
Individual
Location Address
3851 ROGER BROOKE DR FORT SAM HOUSTON, TX 78234
Location Phone
(210) 916-2460
Mailing Address
12907 VISTA HVN SAN ANTONIO, TX 78216
Is Sole Proprietor?
Yes
Enumeration Date
09-27-2006
Last Update Date
07-08-2007
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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

Allergy & Immunology Allergy

Taxonomy Code
207KA0200X
Type
Allopathic & Osteopathic Physicians
License No.
134062-1
License State
NY
Taxonomy Description
A physician who specializes in the diagnosis, treatment, and management of allergies. Source: National Uniform Claim Committee

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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 1336230374, we treat the final digit (4) 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 56. The final step is to find the difference between that total and the next multiple of ten (60 - 56 = 4).

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

Step 2: Add all digits plus the NPI constant

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

2 + 3 + 6 + 6 + 4 + 3 + 0 + 3 + 1 + 4 + 24 = 56

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

The next multiple of ten after 56 is 60. The difference is the calculated check digit.

60 - 56 = 4
This NPI is valid
The calculated check digit is 4, which matches the last digit of 1336230374.

Other Providers at the Same Location


The following 19 providers are registered at the same or a nearby location.

Internal Medicine
3851 ROGER BROOKE DR
FORT SAM HOUSTON, TX 78234
Internal Medicine (Pulmonary Disease)
3851 ROGER BROOKE DR
FORT SAM HOUSTON, TX 78234
Physician Assistant
3851 ROGER BROOKE DR, BROOKE ARMY MEDICAL CENTER
FORT SAM HOUSTON, TX 78234
Pediatrics
3851 ROGER BROOKE DR
FORT SAM HOUSTON, TX 78234
Internal Medicine
3851 ROGER BROOKE DR
SAN ANTONIO, TX 78234
Emergency Medicine
3851 ROGER BROOKE DR, DEPT OF PRIMARY CARE MCHE-CM
FORT SAM HOUSTON, TX 78234
Family Medicine
3851 ROGER BROOKE DR
FORT SAM HOUSTON, TX 78234
Preventive Medicine (Public Health & General Preventive Medicine)
3851 ROGER BROOKE DR, MCHE-QD/ CREDENTIALS
FORT SAM HOUSTON, TX 78234
Pediatrics
3851 ROGER BROOKE DR, BROOKE ARMY MEDICAL CENTER
SAN ANTONIO, TX 78234
Pathology (Anatomic Pathology & Clinical Pathology)
3851 ROGER BROOKE DR, BROOKE ARMY MEDICAL CENTER
FORT SAM HOUSTON, TX 78234
Physician Assistant
3851 ROGER BROOKE DR, MCHE-QD (CREDENTIALS)
FORT SAM HOUSTON, TX 78234
Internal Medicine (Rheumatology)
3851 ROGER BROOKE DR, MCHE-QD (CREDENTIALS)
FORT SAM HOUSTON, TX 78234
Dietitian, Registered
3851 ROGER BROOKE DR, MCHE-QD (CREDENTIALS)
FORT SAM HOUSTON, TX 78234
Preventive Medicine (Preventive Medicine/Occupational Environmental Medicine)
3851 ROGER BROOKE DR, MCHE-QD/CREDENTIALS
FORT SAM HOUSTON, TX 78234
Nurse Practitioner (Family)
3851 ROGER BROOKE DR
FORT SAM HOUSTON, TX 78234
Physician Assistant
3851 ROGER BROOKE DR, MCHE-QD/CREDENTIALS
FORT SAM HOUSTON, TX 78234
Physician Assistant (Medical)
3851 ROGER BROOKE DR, BROOKE ARMY MEDICAL CENTER MCHE-QD/CREDENTIALS
FT SAM HOUSTON, TX 78234
Social Worker (Clinical)
3851 ROGER BROOKE DR, BROOKE ARMY MEDICAL CENTER MCHE-QD
FORT SAM HOUSTON, TX 78234
Military Health Care Provider
3851 ROGER BROOKE DR, MCHE-QD / CREDENTIALS
FORT SAM HOUSTON, TX 78234

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1336230374, enumerated as an "individual" on September 27, 2006.

The provider is located at 3851 ROGER BROOKE DR FORT SAM HOUSTON, TX 78234 and the phone number is (210) 916-2460.

Allergy & Immunology with taxonomy code 207KA0200X and a focus in Allergy.