NPPES file of Aug 9, 2026

Walter Marshall McKinney, PHARMD

Pharmacist · Irmo, SC

Walter Marshall McKinney, PHARMD is a pharmacist with a practice address in Irmo, South Carolina, and NPI 1730438821, issued on Sep 5, 2012. Check the license (South Carolina 9645, as entered in NPPES) with the South Carolina board that licenses this profession; 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
1730438821
Name
Walter Marshall McKinney
Credential
PHARMD
Primary taxonomy
Pharmacist 183500000X
License number
9645 SC
Self-reported in NPPES; status is on the state search
Practice location
1008 Lake Murray Blvd., Irmo, SC 29063
Phone
(803) 749-3843
Enumerated
Sep 5, 2012
Record last updated
Sep 5, 2012 (not updated in 14 years: call before relying on the address or phone)
Fax
(803) 732-2825
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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Verify Walter Marshall McKinney in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich South Carolina board licenses this profession
    Search for license 9645
    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
Find the South Carolina license search

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Most of these Medicare Part D claims are vaccines, 96% of the cost of the top drugs

114 Medicare Part D claims for 103 beneficiaries, against an average of 119 among the 28,524 providers of this specialty who prescribed in Part D. Brand-name drugs were 100% of claims.

  1. Walter McKinney114
  2. Specialty average119

Most prescribed

Pharmacies often give vaccines under a standing order that names one clinician, and CMS counts every such claim under that clinician's NPI. These claims are therefore not a measure of this clinician's own prescribing.

  1. Shingrix42 claims
  2. Abrysvo37 claims
  3. Arexvy18 claims
  4. Boostrix Tdap15 claims

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.

Walter Marshall McKinney among 5,196 pharmacist records in South Carolina

Walter Marshall McKinney, PHARMD is one of 5,196 pharmacist records with a practice address in South Carolina. 33% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2012, is newer than 29% of them.

  • NPI issued2012 · 29% of these records are older, 57% newer
  • In a Medicare fileYes · 33% of these records are
  • In the CMS Doctors and Clinicians fileNo · 0% of these records are
  • Record last updated2012 · 78% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 183500000X and a South Carolina practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

62 pharmacist records list a practice address in Irmo

They are 62 of the 583 NPPES records with a practice address in Irmo, and 5,196 pharmacist records in South Carolina.

The 8 pharmacist records with the nearest ZIP codes

  1. Rick BaldwinIrmo, SC 290631548567985
  2. Sandra Coggins, RPHIrmo, SC 290631336442276
  3. Melanie Cowsert, RPHIrmo, SC 290631811294267
  4. Ranarda Dixon, PHARMDIrmo, SC 290631467596064
  5. Jason Douglas, PHARMDIrmo, SC 290631942507421
  6. Sewon Feldsott, PHARMDIrmo, SC 290631396035325
  7. Rui FrenchIrmo, SC 290631992002216
  8. Kristen Gray-Mitchell, RPHIrmo, SC 290631689707143

Common questions

What is Walter Marshall McKinney, PHARMD's NPI number?

Walter Marshall McKinney, PHARMD's National Provider Identifier (NPI) is 1730438821, issued on Sep 5, 2012. An NPI identifies a provider in billing; it is not a license.

Where is Walter Marshall McKinney, PHARMD located?

The NPPES record lists a practice address at 1008 Lake Murray Blvd., Irmo, SC, 29063. Phone: (803) 749-3843. Providers update this record themselves, so call before visiting.

How can I verify Walter Marshall McKinney, PHARMD's license?

NPPES lists South Carolina license number 9645, as entered by the provider. Search the South Carolina board that licenses this profession; the NPPES record confirms identity only.

How much does Walter Marshall McKinney, PHARMD prescribe under Medicare Part D?

In 2024, Walter Marshall McKinney, PHARMD had 114 Medicare Part D claims for 103 beneficiaries; the average among pharmacist prescribers was 119. 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.