1. Home
  2. Directory
  3. South Carolina
  4. Greenwood
  5. Audiologist
  6. NPI Profile

HEATHER HENDRIX ARMSTRONG AU.D.
NPI 1194909333
Audiologist in Greenwood, SC

Active since December 24, 2007
1015 SPRING ST, GREENWOOD, SC 29646(864) 227-0444(864) 229-4100 Get Directions Write a Review

NPPES record last updated: July 9, 2024. Verified against the NPPES registry weekly; last sync: October 25, 2026.

About Heather Hendrix Armstrong Au.d. NPPES

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

HEATHER HENDRIX ARMSTRONG AU.D. (NPI 1194909333) is an individual audiologist in Greenwood, South Carolina, licensed in South Carolina (3912) and active in the NPI registry since December 2007.

NPPES Registry Identity

NPI1194909333
Entity TypeIndividualFemale
Primary Taxonomy231H00000X
Provider Legal NameHEATHER HENDRIX ARMSTRONGCredential: AU.D.
Location Address1015 SPRING STGreenwood, SC 29646-3831
Mailing Address1015 Spring StGreenwood, SC 29646-3831 · (864) 227-0444 · Fax (864) 229-4100
Phone(864) 227-0444
Fax(864) 229-4100
Sole ProprietorNo
Enumeration DateDecember 24, 2007
Last NPPES UpdateJuly 9, 2024
NPPES CertifiedJuly 9, 2024
✔ NPI 1194909333 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyAudiologistSpeech, Language and Hearing Service Providers
Taxonomy Code231H00000X
Licenses✔ Licensed in SC · 3912✔ Licensed in CA · AU2552
Definition
(1) A specialist in evaluation, habilitation and rehabilitation of those whose communication disorders center in whole or in part in hearing function. Audiologists are autonomous professionals who identify, assess, and manage disorders of the auditory, balance and other neural systems. Audiologists provide audiological (aural) rehabilitation to children and adults across the entire age span. Audiologists select, fit and dispense amplification systems such as hearing aids and related devices. (2) An audiologist is a person qualified by a master's degree in audiology, licensed by the state, where applicable, and practicing within the scope of that license. Audiologists evaluate and treat patients with impaired hearing. They plan, direct and conduct rehabilitative programs with audiotry substitutional devises (hearing aids) and other therapy.
1015 SPRING ST, Greenwood, SC 29646
Open in Google Maps ↗

Other Names 1

Former Name (1)Heather Amelia Hendrix Au.d.

Other Identifiers 2

OtherAU2552CA · Medical License
Other3912SC · Audiology Lic

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Ambetter from Absolute Total Care, Ambetter Health, Ambetter of North Carolina and more.Insurance ›

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Heather Hendrix Armstrong Au.d. is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

Medicare Billing Reassignments

5

Medicare enrollment records show Heather Armstrong reassigns Medicare billing to 5 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.

Greenwood Ear Nose And Throat Assoc PA
Same address
Otolaryngology
1015 SPRING ST
Greenwood, SC 29646
  • Reassigned Medicare billing, South Carolina enrollment
  • 9 clinicians in this Medicare group
NPI 1699839878 (864) 227-6741
Self Medical Group
Same address
Otolaryngology
1015 SPRING ST
Greenwood, SC 29646
  • Reassigned Medicare billing, South Carolina enrollment
  • 560 clinicians in this Medicare group
NPI 1134981947 (864) 227-6741
Carolina Pines Ear Nose Throat & Allergy Associates LLC
33 mi
Otolaryngology
2562 KINARD ST
Newberry, SC 29108
  • Reassigned Medicare billing, South Carolina enrollment
  • 3 clinicians in this Medicare group
NPI 1992316764 (803) 630-5353
360care LLC
66 mi
Audiologist
1703 LAUREL ST
Columbia, SC 29201
  • Reassigned Medicare billing, South Carolina enrollment
  • 26 clinicians in this Medicare group
NPI 1619598281 (502) 244-2420
Carolina Hearing And Tinnitus, PC
124 mi
Hearing Aid Equipment
217 W PARK AVE
Mooresville, NC 28115
  • Reassigned Medicare billing, South Carolina enrollment
  • 3 clinicians in this Medicare group
NPI 1346775244 (704) 213-7116

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

Areas of Expertise CMS Part B claims 3

Services this provider delivered to Medicare fee-for-service patients, from the CMS Medicare utilization data. Higher counts generally reflect more experience with a service; care delivered outside Medicare is not included.

Comprehensive hearing and speech recognition test 92557
A comprehensive hearing and speech recognition test assesses your ability to hear and understand spoken words. It includes hearing tests to check for issues with sound perception and speech tests to evaluate your word recognition. It's a crucial step in identifying any hearing or speech problems.
610 services607 patients
Test to assess middle ear function 92567
A test to assess middle ear function, also known as an impedance audiometry, helps evaluate how well your middle ear works. It measures the movement of your eardrum in response to changes in air pressure. This can help identify issues like fluid build-up, ear infections, or eardrum perforations.
595 services591 patients
Test for hearing various pitches using earphone 92552
This is a hearing test where earphones are worn to detect different pitch levels. Sounds of various frequencies are played, and you indicate when you hear them. This helps evaluate your hearing ability. It's safe, comfortable, and non-invasive.
19 services18 patients

Other Providers at the Same Location NPPES 12

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

WHITNEY D LYERLY WILSON DNP
Nurse Practitioner (Family)
1015 SPRING ST
GREENWOOD, SC 29646
Greenwood County (864) 227-6741
SELF MEDICAL GROUP
Otolaryngology
1015 SPRING ST
GREENWOOD, SC 29646
Greenwood County (864) 227-6741
GREGORY TARASIDIS MD
Otolaryngology
1015 SPRING ST
GREENWOOD, SC 29646
Greenwood County (864) 227-6741
KYLE W SCATES MD
Otolaryngology
1015 SPRING ST
GREENWOOD, SC 29646
Greenwood County (864) 227-6741
GREENWOOD EAR NOSE AND THROAT ASSOC PA
Otolaryngology
1015 SPRING ST
GREENWOOD, SC 29646
Greenwood County (864) 227-6741
MR. CODY S MCCREARY H.I.S.
Hearing Instrument Specialist
1015 SPRING ST
GREENWOOD, SC 29646
Greenwood County (864) 227-6741
SELF REGIONAL HEALTHCARE
Otolaryngology
1015 SPRING ST
GREENWOOD, SC 29646
Greenwood County (864) 227-6741
KEVIN R RUST MD
Otolaryngology
1015 SPRING ST
GREENWOOD, SC 29646
Greenwood County (864) 227-6741

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 Heather Armstrong's NPI number?

The NPI number for Heather Armstrong is 1194909333. It was assigned to this individual provider in the NPPES registry on December 24, 2007. The provider is also known as Heather Amelia Hendrix Au.D..

Where is Heather Armstrong located?

Heather Armstrong practices at 1015 Spring St, Greenwood, SC 29646. The listed phone number is (864) 227-0444.

What is Heather Armstrong's specialty?

The primary specialty registered for this NPI is Audiologist with taxonomy code 231H00000X.

Is Heather Armstrong enrolled in Medicare?

Yes. Heather Armstrong is registered in the Medicare PECOS enrollment system.

Which organizations bill Medicare for Heather Armstrong's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Heather Armstrong reassigns Medicare benefits to 5 organizations: Greenwood Ear Nose And Throat Assoc PA (Greenwood, SC), Self Medical Group (Greenwood, SC), Carolina Pines Ear Nose Throat & Allergy Associates LLC (Newberry, SC), 360care LLC (Columbia, SC) and Carolina Hearing And Tinnitus, PC (Mooresville, NC). Each 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 Heather Armstrong's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

What insurance does Heather Armstrong accept?

Health plans from Ambetter Health, Ambetter from Absolute Total Care, Ambetter of North Carolina and Molina Healthcare list Heather Armstrong 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 Heather Armstrong was last updated on July 9, 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.