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MOUNTAIN MEDICAL SPECIALISTS, PC
NPI 1366504789
Internal Medicine in Demorest, GA

Active since December 14, 2006
207 ADAMS DR, DEMOREST, GA 30535(706) 754-5191(706) 754-5191 Get Directions Write a Review

NPPES record last updated: March 7, 2024. Verified against the NPPES registry weekly; last sync: October 25, 2026.

About Mountain Medical Specialists, Pc NPPES

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

MOUNTAIN MEDICAL SPECIALISTS, PC (NPI 1366504789) is a healthcare organization registered as an internal medicine in Demorest, Georgia and active in the NPI registry since December 2006. The organization lists Sonya D Hix, Office Administrator, as its authorized official.

NPPES Registry Identity

NPI1366504789
Entity TypeOrganization
Primary Taxonomy207R00000X
Legal Business NameMOUNTAIN MEDICAL SPECIALISTS, PC
Location Address207 ADAMS DRDemorest, GA 30535-4501
Mailing AddressPo Box 909Clarkesville, GA 30523-0016 · (706) 754-5191 · Fax (706) 754-1725
Phone(706) 754-5191
Fax(706) 754-5191
Organization SubpartNo
Authorized OfficialSonya D HixOffice Administrator · (706) 754-5191
Enumeration DateDecember 14, 2006
Last NPPES UpdateMarch 7, 2024
NPPES CertifiedMarch 7, 2024
✔ NPI 1366504789 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 3

★ Primary SpecialtyInternal MedicineAllopathic & Osteopathic Physicians
Taxonomy Code207R00000X
License✔ Licensed in GA · 26375
Definition
A physician who provides long-term, comprehensive care in the office and the hospital, managing both common and complex illness of adolescents, adults and the elderly. Internists are trained in the diagnosis and treatment of cancer, infections and diseases affecting the heart, blood, kidneys, joints and digestive, respiratory and vascular systems. They are also trained in the essentials of primary care internal medicine, which incorporates an understanding of disease prevention, wellness, substance abuse, mental health and effective treatment of common problems of the eyes, ears, skin, nervous system and reproductive organs.
Also ListedInternal Medicine · Sports MedicineTaxonomy 207RS0010X · License 26375 (GA)
Also ListedNurse Practitioner · FamilyTaxonomy 363LF0000X · License RN124242 (GA)
207 ADAMS DR, Demorest, GA 30535
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Other Identifiers 4

Medicaid000300605DGA
Other110104731GA · Railroad Medicare
OtherD42109GA · Sanders Upin Number
Other194840GA · Wellcare Vendor Number

Group Practice 1

Group TaxonomyThis provider is a business group of one or more individual practitioners, who practice with different areas of specialization.193200000X MULTI-SPECIALTY GROUP

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Alliant Health Plans, Inc..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)

Mountain Medical Specialists, Pc is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

Clinicians Billing Medicare Through This Organization

2

Medicare enrollment records show 2 clinicians reassign Medicare billing to Mountain Medical Specialists, PC, which bills Medicare for the services they deliver. Of these, 2 practice at this address. They are listed nearest first.

Clinicians, nearest first (2)

Catherine Kilgore, APRN
Nurse Practitioner
NPI 1245230010
207 ADAMS DR
Demorest, GA 30535
(706) 754-5191
✔ PECOSSame address
Floyd Sanders, MD
Internal Medicine
NPI 1689763633
207 ADAMS DR
Demorest, GA 30535
(706) 754-5191
✔ PECOS✔ Accepts MedicareSame address

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 Mountain Medical Specialists, PC's NPI number?

The NPI number for Mountain Medical Specialists, PC is 1366504789. It was assigned to this organization in the NPPES registry on December 14, 2006.

Where is Mountain Medical Specialists, PC located?

Mountain Medical Specialists, PC is located at 207 Adams Dr, Demorest, GA 30535. The listed phone number is (706) 754-5191.

What is Mountain Medical Specialists, PC's specialty?

The primary specialty registered for this NPI is Internal Medicine with taxonomy code 207R00000X.

Is Mountain Medical Specialists, PC enrolled in Medicare?

Yes. Mountain Medical Specialists, PC is registered in the Medicare PECOS enrollment system.

How many clinicians bill Medicare through Mountain Medical Specialists, PC?

According to the CMS Revalidation Reassignment List (October 2026 release), 2 clinicians reassign their Medicare billing to Mountain Medical Specialists, PC, in 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, 2 practice at this address. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

What insurance does Mountain Medical Specialists, PC accept?

Health plans from Alliant Health Plans, Inc. list Mountain Medical Specialists, PC 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 Mountain Medical Specialists, PC was last updated on March 7, 2024. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 2 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.