DR. ALVIN J. MARX M.D.
NPI 1720225253
Pathology - Anatomic Pathology & Clinical Pathology in San Antonio, TX

NPI Status: Active since January 21, 2009

Contact Information

511 MIREPOIX
SAN ANTONIO, TX
ZIP 78232
Phone: (210) 545-5131
Fax: (210) 545-5141

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  • Individual
  • Male
  • Pathology
  • Anatomic Pathology & Clinical Pathology

About ALVIN MARX

This page provides the complete NPI Profile along with additional information for Alvin Marx, a provider established in San Antonio, Texas with a medical specialization in Pathology, focusing in anatomic pathology & clinical pathology . The healthcare provider is registered in the NPI registry with number 1720225253 assigned on January 2009. The practitioner's primary taxonomy code is 207ZP0102X with license number J3544 (TX). The provider is registered as an individual and his NPI record was last updated 17 years ago.

NPI
1720225253
Provider Name
DR. ALVIN J. MARX M.D.
Gender
Male
Entity Type
Individual
Location Address
511 MIREPOIX SAN ANTONIO, TX 78232
Location Phone
(210) 545-5131
Location Fax
(210) 545-5141
Mailing Address
511 MIREPOIX SAN ANTONIO, TX 78232
Mailing Phone
(210) 545-5131
Mailing Fax
(210) 545-5141
Is Sole Proprietor?
No
Enumeration Date
01-21-2009
Last Update Date
01-21-2009
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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

Pathology Anatomic Pathology & Clinical Pathology

Taxonomy Code
207ZP0102X
Type
Allopathic & Osteopathic Physicians
License No.
J3544
License State
TX
Taxonomy Description
A pathologist deals with the causes and nature of disease and contributes to diagnosis, prognosis and treatment through knowledge gained by the laboratory application of the biologic, chemical and physical sciences. A pathologist uses information gathered from the microscopic examination of tissue specimens, cells and body fluids, and from clinical laboratory tests on body fluids and secretions for the diagnosis, exclusion and monitoring of disease.

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)
1208100000XAllopathic & Osteopathic Physicians

Physical Medicine & Rehabilitation

J3544 (TX)
2208D00000XAllopathic & Osteopathic Physicians

General Practice

J3544 (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 1720225253, 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 47. The final step is to find the difference between that total and the next multiple of ten (50 - 47 = 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
7
Unchanged
Pos 3
2
Doubled → 4
Pos 4
0
Unchanged
Pos 5
2
Doubled → 4
Pos 6
2
Unchanged
Pos 7
5
Doubled → 10 → 1 + 0
Pos 8
2
Unchanged
Pos 9
5
Doubled → 10 → 1 + 0
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 2 → 4 2 → 4 5 → 10 → 1 5 → 10 → 1

Step 2: Add all digits plus the NPI constant

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

2 + 7 + 4 + 0 + 4 + 2 + 1 + 0 + 2 + 1 + 0 + 24 = 47

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

The next multiple of ten after 47 is 50. The difference is the calculated check digit.

50 - 47 = 3
This NPI is valid
The calculated check digit is 3, which matches the last digit of 1720225253.

Other Providers at the Same Location


The following 1 provider is registered at the same or a nearby location.

Pediatrics
511 MIREPOIX
SAN ANTONIO, TX 78232

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1720225253, enumerated as an "individual" on January 21, 2009.

The provider is located at 511 MIREPOIX SAN ANTONIO, TX 78232 and the phone number is (210) 545-5131.

Pathology with taxonomy code 207ZP0102X and a focus in Anatomic Pathology & Clinical Pathology.