CLAYTON ANDREW GRUBB DO
NPI 1144111402
Student in an Organized Health Care Education/Training Program in Fort Cavazos, TX

NPI Status: Active since July 14, 2025

Contact Information

590 MEDICAL CENTER RD
ATTN: RESIDENCY CENTER
FORT CAVAZOS, TX
ZIP 76544
Phone: (254) 553-9089

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  • Individual
  • Male
  • Student in an Organized Health Care Educ...

About CLAYTON GRUBB

This page provides the complete NPI Profile along with additional information for Clayton Grubb, a primary care provider established in Fort Cavazos, Texas with a medical specialization in Student In An Organized Health Care Education/training Program. The healthcare provider is registered in the NPI registry with number 1144111402 assigned on July 2025. The practitioner's primary taxonomy code is 390200000X with license number BP10091963 (TX). The provider is registered as an individual and his NPI record was last updated one year ago.

NPI
1144111402
Provider Name
CLAYTON ANDREW GRUBB DO
Gender
Male
Entity Type
Individual
Location Address
590 MEDICAL CENTER RD ATTN: RESIDENCY CENTER FORT CAVAZOS, TX 76544
Location Phone
(254) 553-9089
Mailing Address
15091 ORRVILLE ST NW NORTH LAWRENCE, OH 44666
Mailing Phone
(480) 490-3367
Is Sole Proprietor?
No
Enumeration Date
07-14-2025
Last Update Date
07-14-2025
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A primary care provider (PCP) like Clayton Grubb sees people with common medical problems. The primary care provider might be a doctor, physician assistant, nurse practitioner or clinic that are usually involved in your long-term care. A PCP might provide preventive care, treat common medical conditions, identify urgent medical problems and refer you to specialists when necessary. Primary care is usually provided in an outpatient facility but if you are admitted to a hospital your PCP may assist in your care. The most common medical conditions seen by primary care providers are: hypertension, upper respiratory tract infections, depression or anxiety, back pain, arthritis, dermatitis, diabetes, urinary tract infections, 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

Student in an Organized Health Care Education/Training Program

Taxonomy Code
390200000X
Type
Student, Health Care
License No.
BP10091963
License State
TX
Taxonomy Description
An individual who is enrolled in an organized health care education/training program leading to a degree, certification, registration, and/or licensure to provide health care.

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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 1144111402, 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
4
Doubled → 8
Pos 4
4
Unchanged
Pos 5
1
Doubled → 2
Pos 6
1
Unchanged
Pos 7
1
Doubled → 2
Pos 8
4
Unchanged
Pos 9
0
Doubled → 0
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 4 → 8 1 → 2 1 → 2 0 → 0

Step 2: Add all digits plus the NPI constant

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

2 + 1 + 8 + 4 + 2 + 1 + 2 + 4 + 0 + 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 1144111402.

Other Providers at the Same Location


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

Urology
590 MEDICAL CENTER RD, SURGERY DEPT, UROLOGY CLINIC
FORT CAVAZOS, TX 76544
Hospitalist
590 MEDICAL CENTER RD, DEPARTMENT OF MEDICINE - CRDAMC
FORT CAVAZOS, TX 76544
Internal Medicine (Cardiovascular Disease)
590 MEDICAL CENTER RD
FORT CAVAZOS, TX 76544
Surgery
590 MEDICAL CENTER RD
FORT CAVAZOS, TX 76544
Internal Medicine
590 MEDICAL CENTER RD
FT. CAVAZOS, TX 76544
Pathology (Anatomic Pathology & Clinical Pathology)
590 MEDICAL CENTER RD
FORT CAVAZOS, TX 76544
Internal Medicine (Allergy & Immunology)
590 MEDICAL CENTER RD
FORT CAVAZOS, TX 76544
Nurse Practitioner (Family)
590 MEDICAL CENTER RD
FORT CAVAZOS, TX 76544
Student in an Organized Health Care Education/Training Program
590 MEDICAL CENTER RD, ATTN: RESIDENCY CENTER
APO, AA 76544
Student in an Organized Health Care Education/Training Program
590 MEDICAL CENTER RD, ATTN: RESIDENCY CENTER
FT. CAVAZOS, TX 76544
Student in an Organized Health Care Education/Training Program
590 MEDICAL CENTER RD
FORT CAVAZOS, TX 76544
Student in an Organized Health Care Education/Training Program
590 MEDICAL CENTER RD, ATTN: RESIDENCY CENTER
FORT CAVAZOS, TX 76544
Physical Therapist
590 MEDICAL CENTER RD
FORT CAVAZOS, TX 76544
Student in an Organized Health Care Education/Training Program
590 MEDICAL CENTER RD, ATTN: RESIDENCY CENTER
FORT CAVAZOS, TX 76544
Student in an Organized Health Care Education/Training Program
590 MEDICAL CENTER RD
FORT CAVAZOS, TX 76544
Student in an Organized Health Care Education/Training Program
590 MEDICAL CENTER RD
FORT CAVAZOS, TX 76544
Nurse Anesthetist, Certified Registered
590 MEDICAL CENTER RD
FORT CAVAZOS, TX 76544
Optometrist
590 MEDICAL CENTER RD, BLDG 36065
FORT CAVAZOS, TX 76544
Hospitalist
590 MEDICAL CENTER RD
FORT CAVAZOS, TX 76544
Anesthesiology
590 MEDICAL CENTER RD
FORT CAVAZOS, TX 76544

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1144111402, enumerated as an "individual" on July 14, 2025.

The provider is located at 590 MEDICAL CENTER RD ATTN: RESIDENCY CENTER FORT CAVAZOS, TX 76544 and the phone number is (254) 553-9089.

Student in an Organized Health Care Education/Training Program with taxonomy code 390200000X.