NPPES file of Aug 9, 2026

Courtney Linkous Walker, MD, MSCR

Family Medicine Physician · Charleston, SC

Courtney Linkous Walker, MD, MSCR is a family medicine physician with a practice address in Charleston, South Carolina, and NPI 1154005650, issued on Jun 14, 2023. Check the license (South Carolina LL92599, as entered in NPPES) on the South Carolina Board of Medical Examiners; the Medicare figures below come from public CMS files.

Record from CMS NPPES, file of Aug 9, 2026 · Medicare files 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1154005650
Name
Courtney Linkous Walker
Credential
MD, MSCR
Primary taxonomy
Family Medicine Physician 207Q00000X
License number
LL92599 SC
Self-reported in NPPES; status is on the state search
Practice location
650 Ellis Oak Dr, Charleston, SC 29412
Phone
(843) 792-3451
Enumerated
Jun 14, 2023
Record last updated
Jun 25, 2024
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). A record is not a license: verify it with the state board.
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Also registered at 650 Ellis Oak Dr

A shared address usually means a shared clinic or building; it does not show who employs whom.

  1. Michael Barr, PTPhysical Therapist1184811978
  2. Kathy Bolus, MDInternal Medicine Physician1114995669
  3. Huyen Bui, MDFamily Medicine Physician1003584202
  4. Hannah Chalfant Smith, DOFamily Medicine Physician1053153353
  5. Griffin CyphersFamily Medicine Physician1518701770
  6. Nicolas Elrod, MDFamily Medicine Physician1841188240

Verify Courtney Linkous Walker in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersSouth Carolina Board of Medical Examiners
    Search for license LL92599
    Check the board
  3. 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
  4. 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
  5. 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Open the South Carolina license search

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99% fewer Medicare Part D claims than the average family medicine physician in 2024

41 Medicare Part D claims for 20 beneficiaries, against an average of 3,544 among the 117,163 providers of this specialty who prescribed in Part D.

  1. Courtney Walker41
  2. Specialty average3,544

Source: CMS Medicare Part D Prescribers by Provider and Drug, 2024 (data.cms.gov). Part D covers prescriptions for Medicare patients only; drugs with fewer than 11 claims are not published.

Courtney Linkous Walker among 2,700 family medicine physician records in South Carolina

Courtney Linkous Walker, MD, MSCR is one of 2,700 family medicine physician records with a practice address in South Carolina. 78% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2023, is newer than 89% of them.

  • NPI issued2023 · 89% of these records are older, 8% newer
  • In a Medicare fileYes · 78% of these records are
  • In the CMS Doctors and Clinicians fileNo · 61% of these records are
  • Record last updated2024 · 50% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207Q00000X and a South Carolina practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

209 family medicine physician records list a practice address in Charleston

They are 209 of the 10,840 NPPES records with a practice address in Charleston, and 2,700 family medicine physician records in South Carolina.

The 8 family medicine physician records with the nearest ZIP codes

  1. Gary Cianci, M.D.Charleston, SC 294121710062575
  2. Hugh Durrence, M.D.Charleston, SC 294121750551206
  3. Katherine Graber, MDCharleston, SC 294121295862936
  4. Curtis Haskins, MDCharleston, SC 294121154300424
  5. Aaron Hyson, M.D.Charleston, SC 294121831450683
  6. James Lipke, MDCharleston, SC 294121265476923
  7. Danielle Metzler, M.D.Charleston, SC 294121538507736
  8. Elizabeth Murray, MDCharleston, SC 294121508151010

Common questions

What is Courtney Linkous Walker, MD, MSCR's NPI number?

Courtney Linkous Walker, MD, MSCR's National Provider Identifier (NPI) is 1154005650, issued on Jun 14, 2023. An NPI identifies a provider in billing; it is not a license.

Where is Courtney Linkous Walker, MD, MSCR located?

The NPPES record lists a practice address at 650 Ellis Oak Dr, Charleston, SC, 29412. Phone: (843) 792-3451. Providers update this record themselves, so call before visiting.

How can I verify Courtney Linkous Walker, MD, MSCR's license?

NPPES lists South Carolina license number LL92599, as entered by the provider. Search the South Carolina Board of Medical Examiners at https://verify.llronline.com/LicLookup/Med/Med.aspx?div=22. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.

How much does Courtney Linkous Walker, MD, MSCR prescribe under Medicare Part D?

In 2024, Courtney Linkous Walker, MD, MSCR had 41 Medicare Part D claims for 20 beneficiaries; the average among family medicine physician prescribers was 3,544. Part D covers Medicare prescriptions only.

Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. Medicare files from data.cms.gov. An NPI identifies who bills; it is not a license.

Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments; the HHS-OIG exclusion list only as counts) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 9, 2026.