MS. SARAH ANN MARIE FACKLER GILLIS M.D.
NPI 1669563177
Internal Medicine in San Antonio, TX

NPI Status: Active since September 28, 2006

Contact Information

7400 MERTON MINTER ST
SAN ANTONIO, TX
ZIP 78229
Phone: (210) 617-5300

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  • Individual
  • Female
  • Internal Medicine

About SARAH GILLIS

This page provides the complete NPI Profile along with additional information for Sarah Gillis, an internist established in San Antonio, Texas with a medical specialization in Internal Medicine. The healthcare provider is registered in the NPI registry with number 1669563177 assigned on September 2006. The practitioner's primary taxonomy code is 207R00000X with license number 0101239969 (VA). The provider is registered as an individual and her NPI record was last updated 7 years ago.

NPI
1669563177
Provider Name
MS. SARAH ANN MARIE FACKLER GILLIS M.D.
Gender
Female
Entity Type
Individual
Location Address
7400 MERTON MINTER ST SAN ANTONIO, TX 78229
Location Phone
(210) 617-5300
Mailing Address
7400 MERTON MINTER ST SAN ANTONIO, TX 78229
Mailing Phone
(210) 617-5300
Is Sole Proprietor?
Yes
Enumeration Date
09-28-2006
Last Update Date
05-15-2019
Code Navigator

An internist like Sarah Gillis is a physician who has completed an internal medicine residency and is board-certified or board-eligible in an internist specialty. Internists are trained to care for adults of all ages for many different medical conditions. An internist typically monitors chronic physical conditions, identifies acute diseases, provides family planning, provides counseling about wellness and disease prevention, etc.

Location Map

Secondary Locations

  • 4101 Woolworth Ave Room 1444
    Omaha, NE 68105
    (402) 995-4205

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

Internal Medicine

Taxonomy Code
207R00000X
Type
Allopathic & Osteopathic Physicians
License No.
0101239969
License State
VA
Taxonomy Description
A physician who provides long-term, comprehensive care in the office and the hospital, managing both common and complex illness of adolescents, adults and the elderly. Internists are trained in the diagnosis and treatment of cancer, infections and diseases affecting the heart, blood, kidneys, joints and digestive, respiratory and vascular systems. They are also trained in the essentials of primary care internal medicine, which incorporates an understanding of disease prevention, wellness, substance abuse, mental health and effective treatment of common problems of the eyes, ears, skin, nervous system and reproductive organs.

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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 1669563177, we treat the final digit (7) 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 63. The final step is to find the difference between that total and the next multiple of ten (70 - 63 = 7).

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
6
Unchanged
Pos 3
6
Doubled → 12 → 1 + 2
Pos 4
9
Unchanged
Pos 5
5
Doubled → 10 → 1 + 0
Pos 6
6
Unchanged
Pos 7
3
Doubled → 6
Pos 8
1
Unchanged
Pos 9
7
Doubled → 14 → 1 + 4
Check
7
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 6 → 12 → 3 5 → 10 → 1 3 → 6 7 → 14 → 5

Step 2: Add all digits plus the NPI constant

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

2 + 6 + 1 + 2 + 9 + 1 + 0 + 6 + 6 + 1 + 1 + 4 + 24 = 63

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

The next multiple of ten after 63 is 70. The difference is the calculated check digit.

70 - 63 = 7
This NPI is valid
The calculated check digit is 7, which matches the last digit of 1669563177.

Other Providers at the Same Location


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

Pharmacist (Psychiatric)
7400 MERTON MINTER ST
SAN ANTONIO, TX 78229
Internal Medicine (Geriatric Medicine)
7400 MERTON MINTER ST, GEC - MAIL CODE OOE
SAN ANTONIO, TX 78229
Internal Medicine (Endocrinology, Diabetes & Metabolism)
7400 MERTON MINTER ST
SAN ANTONIO, TX 78229
Psychiatry & Neurology (Psychiatry)
7400 MERTON MINTER ST, 116B
SAN ANTONIO, TX 78229
Physician Assistant (Medical)
7400 MERTON MINTER ST
SAN ANTONIO, TX 78229
Kinesiotherapist
7400 MERTON MINTER ST
SAN ANTONIO, TX 78229
Kinesiotherapist
7400 MERTON MINTER ST
SAN ANTONIO, TX 78229
Social Worker (Clinical)
7400 MERTON MINTER ST, MAIL STOP 122
SAN ANTONIO, TX 78229
Physical Therapist
7400 MERTON MINTER ST
SAN ANTONIO, TX 78229
Physician Assistant (Surgical)
7400 MERTON MINTER ST, STVHCS/ALMD/SURGICAL SERVICE/112G
SAN ANTONIO, TX 78229
Physical Therapist
7400 MERTON MINTER ST
SAN ANTONIO, TX 78229
Speech-Language Pathologist
7400 MERTON MINTER ST
SAN ANTONIO, TX 78229
Recreation Therapist
7400 MERTON MINTER ST
SAN ANTONIO, TX 78229
Physical Therapist
7400 MERTON MINTER ST
SAN ANTONIO, TX 78229
Physical Therapist
7400 MERTON MINTER ST
SAN ANTONIO, TX 78229
Physical Therapist
7400 MERTON MINTER ST
SAN ANTONIO, TX 78229
Internal Medicine (Gastroenterology)
7400 MERTON MINTER ST, AUDIE L. MURPHY MEMORIAL VAH GASTROENTEROLOGY
SAN ANTONIO, TX 78229
Dentist (Prosthodontics)
7400 MERTON MINTER ST
SAN ANTONIO, TX 78229
Occupational Therapist
7400 MERTON MINTER ST
SAN ANTONIO, TX 78229
Occupational Therapist
7400 MERTON MINTER ST
SAN ANTONIO, TX 78229

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1669563177, enumerated as an "individual" on September 28, 2006.

The provider is located at 7400 MERTON MINTER ST SAN ANTONIO, TX 78229 and the phone number is (210) 617-5300.

Internal Medicine with taxonomy code 207R00000X.