DR. TROY DALE HOLDERFIELD PHARM.D.
NPI 1295729036
Pharmacist - Nutrition Support in Atlanta, GA
NPI Status: Active since September 08, 2005
Contact Information
1000 JOHNSON FERRY RD NE
NORTHSIDE HOSPITAL DEPARTMENT OF PHARMACY
ATLANTA, GA
ZIP 30342
Phone: (404) 851-8683
Fax: (404) 459-1680
- Individual
- Male
- Pharmacist
- Nutrition Support
About TROY HOLDERFIELD
This page provides the complete NPI Profile along with additional information for Troy Holderfield, a provider established in Atlanta, Georgia with a medical specialization in Pharmacist, focusing in nutrition support . The healthcare provider is registered in the NPI registry with number 1295729036 assigned on September 2005. The practitioner's primary taxonomy code is 1835N1003X with license number RPH014686 (GA). The provider is registered as an individual and his NPI record was last updated one year ago.
- NPI
- 1295729036
- Provider Name
- DR. TROY DALE HOLDERFIELD PHARM.D.
- Gender
- Male
- Entity Type
- Individual
- Location Address
- 1000 JOHNSON FERRY RD NE NORTHSIDE HOSPITAL DEPARTMENT OF PHARMACY ATLANTA, GA 30342
- Location Phone
- (404) 851-8683
- Location Fax
- (404) 459-1680
- Mailing Address
- 607 BRANDYWINE CIR ATLANTA, GA 30350
- Is Sole Proprietor?
- Yes
- Enumeration Date
- 09-08-2005
- Last Update Date
- 09-11-2025
- Code Navigator
A pharmacist like Troy Holderfield fills prescription medications, verifying instructions from physicians and offers expertise in the safe use of prescriptions. Pharmacists instruct patients on how to take a prescribed medicine and educate patients about potential side effects. Pharmacists might also conduct health and wellness screenings, provide immunizations, oversee the medications given to patients, and provide advice on healthy lifestyles.
Location Map
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
Pharmacist Nutrition Support
- Taxonomy Code
- 1835N1003X
- Type
- Pharmacy Service Providers
- License No.
- RPH014686
- License State
- GA
- Taxonomy Description
- A licensed pharmacist who has demonstrated specialized knowledge and skill in maintenance and/or restoration of optimal nutritional status, designing and modifying treatment according to patient needs.
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) |
|---|---|---|---|---|
| 1 | 183500000X | Pharmacy Service Providers | Pharmacist | RPH014686 (GA) |
| 2 | 1835P1200X | Pharmacy Service Providers | Pharmacist | RPH014686 (GA) |
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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 1295729036, we treat the final digit (6) 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 64. The final step is to find the difference between that total and the next multiple of ten (70 - 64 = 6).
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.
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.
Step 2: Add all digits plus the NPI constant
Add the transformed values, the unchanged digits, and the constant 24.
Step 3: Find the amount needed to reach the next multiple of 10
The next multiple of ten after 64 is 70. The difference is the calculated check digit.
Other Providers at the Same Location
The following 20 providers are registered at the same or a nearby location.
ATLANTA, GA 30342
ATLANTA, GA 30342
ATLANTA, GA 30342
ATLANTA, GA 30342
ATLANTA, GA 30342
ATLANTA, GA 30342
ATLANTA, GA 30342
ATLANTA, GA 30342
ATLANTA, GA 30342
ATLANTA, GA 30342
ATLANTA, GA 30342
ATLANTA, GA 30342
ATLANTA, GA 30342
Frequently Asked Questions
The NPI number assigned to this healthcare provider is 1295729036, enumerated as an "individual" on September 08, 2005.
The provider is located at 1000 JOHNSON FERRY RD NE NORTHSIDE HOSPITAL DEPARTMENT OF PHARMACY ATLANTA, GA 30342 and the phone number is (404) 851-8683.
Pharmacist with taxonomy code 1835N1003X and a focus in Nutrition Support.
