GREER BULLOUGH MS, RDN, LDN
NPI 1891644258
Dietitian, Registered in Memphis, TN

NPI Status: Active since January 27, 2026

Contact Information

6005 PARK AVE
LOWENBERG BLDG, SUITE 509
MEMPHIS, TN
ZIP 38119
Phone: (901) 765-1000

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  • Individual
  • Female
  • Dietitian, Registered

About GREER BULLOUGH

This page provides the complete NPI Profile along with additional information for Greer Bullough, a provider established in Memphis, Tennessee with a medical specialization in Dietitian, Registered. The healthcare provider is registered in the NPI registry with number 1891644258 assigned on January 2026. The practitioner's primary taxonomy code is 133V00000X. The provider is registered as an individual and her NPI record was last updated January 2026.

NPI
1891644258
Provider Name
GREER BULLOUGH MS, RDN, LDN
Gender
Female
Entity Type
Individual
Location Address
6005 PARK AVE LOWENBERG BLDG, SUITE 509 MEMPHIS, TN 38119
Location Phone
(901) 765-1000
Mailing Address
6005 PARK AVE LOWENBERG BLDG, SUITE 509 MEMPHIS, TN 38119
Is Sole Proprietor?
No
Enumeration Date
01-27-2026
Last Update Date
01-27-2026
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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

Dietitian, Registered

Taxonomy Code
133V00000X
Type
Dietary & Nutritional Service Providers
Taxonomy Description
A Registered Dietitian (RD)/Registered Dietitian Nutritionist (RDN) is an individual uniquely trained in the science of nutrition and practice of dietetics to design and provide medical nutrition therapy (MNT) and other evidence-based applications of the Nutrition Care Process (NCP) that exemplify the profession's systematic approach to providing high quality nutrition care. Registered dietitians provide MNT for the purpose of disease prevention or management, or to treat or rehabilitate an illness, injury, or condition, with the use of specific, indicated physical and cognitive nutrition care services comprised of one or more of the following aspects of the NCP: nutrition assessment/reassessment, nutrition diagnosis, nutrition intervention (e.g., nutrition counseling, therapeutic diet ordering, and nutrition education) and nutrition monitoring and evaluation.

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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 1891644258, we treat the final digit (8) 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 62. The final step is to find the difference between that total and the next multiple of ten (70 - 62 = 8).

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
8
Unchanged
Pos 3
9
Doubled → 18 → 1 + 8
Pos 4
1
Unchanged
Pos 5
6
Doubled → 12 → 1 + 2
Pos 6
4
Unchanged
Pos 7
4
Doubled → 8
Pos 8
2
Unchanged
Pos 9
5
Doubled → 10 → 1 + 0
Check
8
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 9 → 18 → 9 6 → 12 → 3 4 → 8 5 → 10 → 1

Step 2: Add all digits plus the NPI constant

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

2 + 8 + 1 + 8 + 1 + 1 + 2 + 4 + 8 + 2 + 1 + 0 + 24 = 62

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

The next multiple of ten after 62 is 70. The difference is the calculated check digit.

70 - 62 = 8
This NPI is valid
The calculated check digit is 8, which matches the last digit of 1891644258.

Other Providers at the Same Location


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

Internal Medicine (Gastroenterology)
6005 PARK AVE, STE 200
MEMPHIS, TN 38119
Internal Medicine
6005 PARK AVE, STE 200
MEMPHIS, TN 38119
Internal Medicine
6005 PARK AVE, STE 200
MEMPHIS, TN 38119
Internal Medicine (Gastroenterology)
6005 PARK AVE, STE 200
MEMPHIS, TN 38119
Specialist
6005 PARK AVE, SUITE 908
MEMPHIS, TN 38119
Specialist
6005 PARK AVE, SUITE 501
MEMPHIS, TN 38119
Orthopaedic Surgery
6005 PARK AVE, SUITE 430B
MEMPHIS, TN 38119
Internal Medicine (Gastroenterology)
6005 PARK AVE, SUITE 323B
MEMPHIS, TN 38119
Counselor
6005 PARK AVE, SUITE 802
MEMPHIS, TN 38119
Surgery
6005 PARK AVE, SUITE 700
MEMPHIS, TN 38119
Orthopaedic Surgery
6005 PARK AVE, STE 309
MEMPHIS, TN 38119
Internal Medicine
6005 PARK AVE, SUITE 200
MEMPHIS, TN 38119
Internal Medicine (Interventional Cardiology)
6005 PARK AVE, SUITE 906
MEMPHIS, TN 38119
Internal Medicine (Cardiovascular Disease)
6005 PARK AVE, SUITE 500B
MEMPHIS, TN 38119
Specialist
6005 PARK AVE, SUITE 626B
MEMPHIS, TN 38119
Surgery
6005 PARK AVE, SUITE 1004B
MEMPHIS, TN 38119
Ophthalmology
6005 PARK AVE, SUITE 624B
MEMPHIS, TN 38119
Thoracic Surgery (Cardiothoracic Vascular Surgery)
6005 PARK AVE, SUITE 802
MEMPHIS, TN 38119
Social Worker (Clinical)
6005 PARK AVE, SUITE 630B
MEMPHIS, TN 38119
Psychiatry & Neurology (Child & Adolescent Psychiatry)
6005 PARK AVE, SUITE 630B
MEMPHIS, TN 38119

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1891644258, enumerated as an "individual" on January 27, 2026.

The provider is located at 6005 PARK AVE LOWENBERG BLDG, SUITE 509 MEMPHIS, TN 38119 and the phone number is (901) 765-1000.

Dietitian, Registered with taxonomy code 133V00000X.