JOHN S MATLOCK MD PA
NPI 1154740132
Internal Medicine in San Antonio, TX

NPI Status: Active since April 07, 2014

Contact Information

11503 NW MILITARY HWY
SUITE 321
SAN ANTONIO, TX
ZIP 78231
Phone: (210) 492-1677
Fax: (210) 492-1877

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  • Organization
  • Internal Medicine

About JOHN S MATLOCK MD PA

This page provides the complete NPI Profile along with additional information for John S Matlock Md Pa, an internist established in San Antonio, Texas operating as a Internal Medicine. The healthcare provider is registered in the NPI registry with number 1154740132 assigned on April 2014. The practitioner's primary taxonomy code is 207R00000X with license number F5644 (TX). The provider is registered as an organization and their NPI record was last updated 12 years ago. John S Matlock Md Pa operates as a Multi-Specialty Group with one or more individual practitioners, who practice different areas of specialization. The authorized official of this NPI record is John S Matlock Md (Owner)

NPI
1154740132
Provider Name
JOHN S MATLOCK MD PA
Entity Type
Organization
Location Address
11503 NW MILITARY HWY SUITE 321 SAN ANTONIO, TX 78231
Location Phone
(210) 492-1677
Location Fax
(210) 492-1877
Mailing Address
11503 NW MILITARY HWY SUITE 321 SAN ANTONIO, TX 78231
Mailing Phone
(210) 492-1677
Mailing Fax
(210) 492-1877
Is Sole Proprietor?
No
Is Organization Subpart?
No
Enumeration Date
04-07-2014
Last Update Date
04-07-2014
Code Navigator

An internist like John S Matlock Md Pa 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.

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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

Internal Medicine

Taxonomy Code
207R00000X
Type
Allopathic & Osteopathic Physicians
License No.
F5644
License State
TX
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.

Group Taxonomy 193200000X MULTI-SPECIALTY GROUP

This provider is a business group of one or more individual practitioners, who practice with different areas of specialization.

Authorized Official

The authorized official is the designated individual with the legal authority to make changes to the provider’s official NPI record. For organizations, the authorized official must be a general partner, chairman of the board, CEO, CFO or a direct owner holding at least a 5 percent stake in the medical organization.

Authorized Official Name

JOHN S MATLOCK MD

Authorized Official Title
OWNER
Authorized Official Phone
(210) 492-1677

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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 1154740132, we treat the final digit (2) 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 48. The final step is to find the difference between that total and the next multiple of ten (50 - 48 = 2).

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

Step 2: Add all digits plus the NPI constant

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

2 + 1 + 1 + 0 + 4 + 1 + 4 + 4 + 0 + 1 + 6 + 24 = 48

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

The next multiple of ten after 48 is 50. The difference is the calculated check digit.

50 - 48 = 2
This NPI is valid
The calculated check digit is 2, which matches the last digit of 1154740132.

Other Providers at the Same Location


The following 9 providers are registered at the same or a nearby location.

Psychologist (Clinical)
11503 NW MILITARY HWY, SUITE 301
SAN ANTONIO, TX 78231
Psychologist (Clinical)
11503 NW MILITARY HWY, SUITE 301
SAN ANTONIO, TX 78231
Psychologist (Counseling)
11503 NW MILITARY HWY, SUITE 301
SAN ANTONIO, TX 78231
Psychologist
11503 NW MILITARY HWY, SUITE 301
SAN ANTONIO, TX 78231
Plastic Surgery
11503 NW MILITARY HWY, STE 114
SAN ANTONIO, TX 78231
Internal Medicine
11503 NW MILITARY HWY, SUITE 321
SAN ANTONIO, TX 78231
Emergency Medicine
11503 NW MILITARY HWY, SUITE # 202
SAN ANTONIO, TX 78231
Pediatrics
11503 NW MILITARY HWY, STE 113
SAN ANTONIO, TX 78231
Emergency Medicine
11503 NW MILITARY HWY
SAN ANTONIO, TX 78231

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1154740132, enumerated as an "organization" on April 07, 2014.

The provider is located at 11503 NW MILITARY HWY SUITE 321 SAN ANTONIO, TX 78231 and the phone number is (210) 492-1677.

Internal Medicine with taxonomy code 207R00000X.