ENDOCRINOLOGY CONSULTANTS, PLLC
NPI 1376559880
Internal Medicine - Endocrinology, Diabetes & Metabolism in Tupelo, MS
About Endocrinology Consultants, Pllc NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
ENDOCRINOLOGY CONSULTANTS, PLLC (NPI 1376559880) is a healthcare organization registered as an endocrinology, diabetes & metabolism in Tupelo, Mississippi and active in the NPI registry since August 2006. The organization lists Mark D Shepherd, Director, as its authorized official.
NPPES Registry Identity
Specialties & Licenses
Other Names 1
Other Identifiers 3
Group Practice 1
Medicare Participation & PECOS CMS
Medicare enrollment, revalidation and the clinicians who bill Medicare through this organization, from CMS.
Medicare Enrollment Status
Enrolled in Medicare (PECOS)
Endocrinology Consultants, Pllc is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).
Medicare Revalidation Due Date
Revalidation due by December 31, 2026
Medicare-enrolled providers and suppliers confirm their enrollment information with CMS on a set cycle, every 5 years for most and every 3 years for medical equipment suppliers. CMS sets the due date for each enrollment.
Clinicians Billing Medicare Through This Organization
3Medicare enrollment records show 3 clinicians reassign Medicare billing to Endocrinology Consultants, PLLC, which bills Medicare for the services they deliver. Of these, 1 practice at this address and 3 within 10 miles. They are listed nearest first.
Clinicians, nearest first (3)
Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.
Frequently Asked Questions NPPES & CMS
Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.
What is Mark Devin Shepherd's NPI number?
The NPI number for Mark Devin Shepherd is 1376559880. It was assigned to this organization in the NPPES registry on August 1, 2006. The provider is also known as Endocrinology Consultants, PLLC.
Where is Mark Devin Shepherd located?
Mark Devin Shepherd is located at 670 Crossover Rd, Tupelo, MS 38801. The listed phone number is (662) 844-8414.
What is Mark Devin Shepherd's specialty?
The primary specialty registered for this NPI is Internal Medicine, specializing in Endocrinology, Diabetes & Metabolism, with taxonomy code 207RE0101X.
Is Mark Devin Shepherd enrolled in Medicare?
Yes. Mark Devin Shepherd is registered in the Medicare PECOS enrollment system.
When is Mark Devin Shepherd's Medicare revalidation due?
According to the CMS Revalidation Due Date List (October 2026 release), the Medicare Non-DME Part B enrollment for this organization (Mississippi, Clinic/Group Practice) is due for revalidation by December 31, 2026. Medicare providers and suppliers revalidate their enrollment every 5 years, and medical equipment suppliers every 3 years. Confirm current requirements with your Medicare Administrative Contractor.
How many clinicians bill Medicare through Mark Devin Shepherd?
According to the CMS Revalidation Reassignment List (October 2026 release), 3 clinicians reassign their Medicare billing to Mark Devin Shepherd, in Endocrinology, Internal Medicine and Nurse Practitioner. A reassignment is filed with Medicare on form CMS-855R, signed by both the clinician and the organization, and lets the organization bill Medicare and receive payment for the clinician's services. Of these, 1 practice at this address and 3 within 10 miles. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.
When was this NPI record last updated?
The NPPES record for Mark Devin Shepherd was last updated on November 28, 2007. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 18 years ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.
# Endocrinology Consultants, Pllc · NPI 1376559880
Endocrinology, Diabetes & Metabolism organization in Tupelo, Mississippi. Organization record, active in the CMS NPPES registry since August 1, 2006.
## Identity
- **NPI:** 1376559880 (Entity type: Organization)
- **Enumerated:** August 1, 2006
- **Primary specialty:** Internal Medicine - Endocrinology, Diabetes & Metabolism · taxonomy 207RE0101X
- **Legal business name:** Mark Devin Shepherd
- **Organization subpart:** No
- **Authorized official:** Mark Shepherd, DIRECTOR
## Practice location
- **Address:** 670 CROSSOVER RD, Tupelo, MS 38801-4944
- **Phone:** (662) 844-8414 · **Fax:** (662) 844-8275
## Medicare
- **Medicare:** Enrolled in Medicare (PECOS)
- **Medicare revalidation due:** December 31, 2026 (Non-DME Part B, Mississippi, Clinic/Group Practice) · CMS Revalidation Due Date List, October 2026 release
- **Clinicians billing through this organization:** 3 clinicians in 3 Medicare specialties reassign Medicare billing to this organization (form CMS-855R); largest: Endocrinology (1), Internal Medicine (1), Nurse Practitioner (1); 1 practice at this address and 3 within 10 miles · CMS Revalidation Reassignment List, October 2026 release
## Record status
- **NPPES last updated:** November 28, 2007
- **Other identifiers:** Medicaid 09778731 (MS); Medicare PIN C02812 (MS); Other CH0754 (MS)
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Source: [NPI Profile](https://npiprofile.com/npi/1376559880) · Data from the CMS NPPES public registry.