1. Home
  2. Directory
  3. Tennessee
  4. Chattanooga
  5. Internal Medicine
  6. NPI Profile

UNIVERSITY DIABETES & ENDOCRINE CONSULTANTS
NPI 1629255807
Internal Medicine - Endocrinology, Diabetes & Metabolism in Chattanooga, TN

Active since January 30, 2008CLIA 44D1023329 · Waiver
5616 BRAINERD RD, SUITE 208, CHATTANOOGA, TN 37411(423) 265-3561(423) 265-1364 Get Directions Write a Review

NPPES record last updated: March 9, 2017. Verified against the NPPES registry weekly; last sync: November 01, 2026.

About University Diabetes & Endocrine Consultants NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

UNIVERSITY DIABETES & ENDOCRINE CONSULTANTS (NPI 1629255807) is a healthcare organization registered as an endocrinology, diabetes & metabolism in Chattanooga, Tennessee and active in the NPI registry since January 2008. The organization holds a CLIA Waiver certificate valid through March 14, 2028 and lists David M. Huffman, Owner/president, as its authorized official.

NPPES Registry Identity

NPI1629255807
Entity TypeOrganization
Primary Taxonomy207RE0101X
Legal Business NameDAVID M. HUFFMAN, M.D.,P.C.
Location Address5616 BRAINERD RD, SUITE 208Chattanooga, TN 37411-5310
Mailing Address5616 Brainerd Rd, Suite 208Chattanooga, TN 37411-5310 · (423) 265-3561 · Fax (423) 265-1364
Phone(423) 265-3561
Fax(423) 265-1364
Organization SubpartNo
Authorized OfficialDavid M. HuffmanOwner/president · (423) 265-3561
Enumeration DateJanuary 30, 2008
Last NPPES UpdateMarch 9, 2017
✔ NPI 1629255807 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyInternal Medicine · Endocrinology, Diabetes & MetabolismAllopathic & Osteopathic Physicians
Taxonomy Code207RE0101X
License✔ Licensed in TN · MD019974
Definition
An internist who concentrates on disorders of the internal (endocrine) glands such as the thyroid and adrenal glands. This specialist also deals with disorders such as diabetes, metabolic and nutritional disorders, obesity, pituitary diseases and menstrual and sexual problems.
5616 BRAINERD RD, Chattanooga, TN 37411
Open in Google Maps ↗

Other Names 1

Doing Business AsUniversity Diabetes & Endocrine Consultants

Other Identifiers 2

Medicare UPINE07592TN
Medicare PIN3046362TN

Group Practice 1

Group TaxonomyThis provdier is a business group of one or more individual practitioners, all of who practice with the same area of specialization.193400000X MULTIPLE SINGLE SPECIALTY GROUP

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Cigna Healthcare.Insurance ›

Medicare Participation & PECOS CMS

Medicare enrollment and the clinicians who bill Medicare through this organization, from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

University Diabetes & Endocrine Consultants is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

Clinicians Billing Medicare Through This Organization

7

Medicare enrollment records show 7 clinicians reassign Medicare billing to University Diabetes & Endocrine Consultants, which bills Medicare for the services they deliver. Of these, 6 practice at this address. They are listed nearest first.

Clinicians, nearest first (7)

Juliana Burnette, LDN
Registered Dietitian or Nutrition Professional
NPI 1790184091
5616 BRAINERD RD 208
Chattanooga, TN 37411
(423) 227-2202
✔ Accepts MedicareSame address
David Huffman, MD
Endocrinology
NPI 1811101256
5616 BRAINERD RD SUITE 208
Chattanooga, TN 37411
(423) 265-3561
✔ PECOS✔ Accepts MedicareSame address
Megan Billingsley, DNP
Nurse Practitioner
NPI 1326757311
5616 BRAINERD RD STE 208
Chattanooga, TN 37411
(423) 265-3561
✔ PECOSSame address
Seda Grigoryan, MD
Endocrinology
NPI 1881180511
5616 BRAINERD RD STE 208
Chattanooga, TN 37411
(423) 265-3561
✔ PECOS✔ Accepts MedicareSame address
Jamie Moses, APN
Nurse Practitioner
NPI 1356684369
5616 BRAINERD RD SUITE 208
Chattanooga, TN 37411
(423) 265-3561
✔ PECOS✔ Accepts MedicareSame address
Maighan Seagrove, D.O.
Internal Medicine
NPI 1598170797
5616 BRAINERD RD STE 208
Chattanooga, TN 37411
(423) 265-3561
✔ PECOS✔ Accepts MedicareSame address
Karen Gilson, M.D.
Emergency Medicine
NPI 1104813211
1260 UNIVERSITY AVE
Sewanee, TN 37375
(931) 598-4141
✔ PECOS✔ Accepts Medicare42 mi

Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

CLIA Laboratory Certificates CMS CLIA

Laboratory certificates issued under the Clinical Laboratory Improvement Amendments (CLIA) program, which sets federal quality standards for human laboratory testing in the United States. There is no official CMS crosswalk between CLIA and NPI numbers; these certificates are associated with this NPI by matching facility names, locations and phone numbers in the CMS CLIA registry.

Certificate of Waiver 44D1023329

University Diabetes & Endocrinology · Chattanooga, TN
Active · expires Mar 14, 2028
CLIA Number44D1023329
Laboratory TypePhysician Office
Certificate Effective DateMarch 15, 2026
Certificate Expiration DateMarch 14, 2028
Laboratory DirectorDavid M. Huffman MD
Laboratory Phone(423) 265-3561
Laboratory LocationUniversity Diabetes & Endocrinology5616 Brainerd Rd Ste 208, Chattanooga, TN 37411
CLIA data matches this NPI record on: Address Phone
This certificate is issued to a laboratory to perform only waived tests.

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 David M. Huffman, M.D.,p.C.'s NPI number?

The NPI number for David M. Huffman, M.D.,p.C. is 1629255807. It was assigned to this organization in the NPPES registry on January 30, 2008. The provider is doing business as University Diabetes & Endocrine Consultants.

Where is David M. Huffman, M.D.,p.C. located?

David M. Huffman, M.D.,p.C. is located at 5616 Brainerd Rd Suite 208, Chattanooga, TN 37411. The listed phone number is (423) 265-3561.

What is David M. Huffman, M.D.,p.C.'s specialty?

The primary specialty registered for this NPI is Internal Medicine, specializing in Endocrinology, Diabetes & Metabolism, with taxonomy code 207RE0101X.

Is David M. Huffman, M.D.,p.C. enrolled in Medicare?

Yes. David M. Huffman, M.D.,p.C. is registered in the Medicare PECOS enrollment system.

How many clinicians bill Medicare through David M. Huffman, M.D.,p.C.?

According to the CMS Revalidation Reassignment List (October 2026 release), 7 clinicians reassign their Medicare billing to David M. Huffman, M.D.,p.C., in Emergency Medicine, Endocrinology, Internal Medicine, Nurse Practitioner and Registered Dietitian or Nutrition Professional. 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, 6 practice at this address. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

Does David M. Huffman, M.D.,p.C. hold a CLIA laboratory certificate?

Yes. A Certificate of Waiver (number 44D1023329) is associated with this NPI, valid through March 14, 2028. CLIA certificates authorize laboratory testing under the federal Clinical Laboratory Improvement Amendments program.

What insurance does David M. Huffman, M.D.,p.C. accept?

Health plans from Cigna Healthcare list David M. Huffman, M.D.,p.C. as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.

When was this NPI record last updated?

The NPPES record for David M. Huffman, M.D.,p.C. was last updated on March 9, 2017. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 9 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.