DR. AMANDA CHRISTINE RANDOLPH MD, PHD
NPI 1639801384
Hospitalist in San Antonio, TX

NPI Status: Active since June 29, 2022

Contact Information

4502 MEDICAL DR
SAN ANTONIO, TX
ZIP 78229
Phone: (210) 358-4000

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  • Individual
  • Female
  • Hospitalist

About AMANDA RANDOLPH

This page provides the complete NPI Profile along with additional information for Amanda Randolph, a provider established in San Antonio, Texas with a medical specialization in Hospitalist. The healthcare provider is registered in the NPI registry with number 1639801384 assigned on June 2022. The practitioner's primary taxonomy code is 208M00000X with license number W1489 (TX). The provider is registered as an individual and her NPI record was last updated one year ago.

NPI
1639801384
Provider Name
DR. AMANDA CHRISTINE RANDOLPH MD, PHD
Gender
Female
Entity Type
Individual
Location Address
4502 MEDICAL DR SAN ANTONIO, TX 78229
Location Phone
(210) 358-4000
Mailing Address
4502 MEDICAL DR SAN ANTONIO, TX 78229
Mailing Phone
(210) 358-4000
Is Sole Proprietor?
No
Enumeration Date
06-29-2022
Last Update Date
11-25-2025
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Location Map

Secondary Locations

  • 7703 Floyd Curl Dr
    San Antonio, TX 78229
    (210) 567-7000

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

Hospitalist

Taxonomy Code
208M00000X
Type
Allopathic & Osteopathic Physicians
License No.
W1489
License State
TX
Taxonomy Description
Hospitalists are physicians whose primary professional focus is the general medical care of hospitalized patients. Their activities include patient care, teaching, research, and leadership related to Hospital Medicine. The term 'hospitalist' refers to physicians whose practice emphasizes providing care for hospitalized patients.

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)
1207R00000XAllopathic & Osteopathic Physicians

Internal Medicine

BP20083304 (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 1639801384, 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 66. The final step is to find the difference between that total and the next multiple of ten (70 - 66 = 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
6
Unchanged
Pos 3
3
Doubled → 6
Pos 4
9
Unchanged
Pos 5
8
Doubled → 16 → 1 + 6
Pos 6
0
Unchanged
Pos 7
1
Doubled → 2
Pos 8
3
Unchanged
Pos 9
8
Doubled → 16 → 1 + 6
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 8 → 16 → 7 1 → 2 8 → 16 → 7

Step 2: Add all digits plus the NPI constant

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

2 + 6 + 6 + 9 + 1 + 6 + 0 + 2 + 3 + 1 + 6 + 24 = 66

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

The next multiple of ten after 66 is 70. The difference is the calculated check digit.

70 - 66 = 4
This NPI is valid
The calculated check digit is 4, which matches the last digit of 1639801384.

Other Providers at the Same Location


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

Emergency Medicine
4502 MEDICAL DR
SAN ANTONIO, TX 78229
Transplant Surgery
4502 MEDICAL DR
SAN ANTONIO, TX 78229
Pathology (Anatomic Pathology & Clinical Pathology)
4502 MEDICAL DR
SAN ANTONIO, TX 78229
Emergency Medicine
4502 MEDICAL DR
SAN ANTONIO, TX 78229
Physician Assistant
4502 MEDICAL DR
SAN ANTONIO, TX 78229
Physical Medicine & Rehabilitation
4502 MEDICAL DR
SAN ANTONIO, TX 78229
Anesthesiology
4502 MEDICAL DR
SAN ANTONIO, TX 78229
Emergency Medicine
4502 MEDICAL DR
SAN ANTONIO, TX 78229
Physician Assistant
4502 MEDICAL DR
SAN ANTONIO, TX 78229
Anesthesiology
4502 MEDICAL DR
SAN ANTONIO, TX 78229
Hospitalist
4502 MEDICAL DR
SAN ANTONIO, TX 78229
Advanced Practice Midwife
4502 MEDICAL DR
SAN ANTONIO, TX 78229
Pathology (Anatomic Pathology)
4502 MEDICAL DR
SAN ANTONIO, TX 78229
Pediatrics
4502 MEDICAL DR
SAN ANTONIO, TX 78229
Nurse Anesthetist, Certified Registered
4502 MEDICAL DR
SAN ANTONIO, TX 78229
Internal Medicine (Nephrology)
4502 MEDICAL DR
SAN ANTONIO, TX 78229
Family Medicine (Geriatric Medicine)
4502 MEDICAL DR
SAN ANTONIO, TX 78229
Nurse Anesthetist, Certified Registered
4502 MEDICAL DR
SAN ANTONIO, TX 78229
Pathology (Anatomic Pathology & Clinical Pathology)
4502 MEDICAL DR
SAN ANTONIO, TX 78229
Pediatrics (Neonatal-Perinatal Medicine)
4502 MEDICAL DR
SAN ANTONIO, TX 78229

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1639801384, enumerated as an "individual" on June 29, 2022.

The provider is located at 4502 MEDICAL DR SAN ANTONIO, TX 78229 and the phone number is (210) 358-4000.

Hospitalist with taxonomy code 208M00000X.