NPPES file of Aug 9, 2026

Stephen D. Keen, PA-C

Physician Assistant · Charleston, SC

Stephen D. Keen, PA-C is a physician assistant with a practice address in Charleston, South Carolina, and NPI 1669797049, issued on Mar 29, 2010. Check the license (South Carolina 721, as entered in NPPES) with the South Carolina board that licenses this profession; the federal record below is the public data PlainDoctor holds for this provider.

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

NPPES recordNPPES file of Aug 9, 2026
1669797049
Name
Stephen D. Keen
Credential
PA-C
Primary taxonomy
Physician Assistant 363A00000X
License numbers
721 SC
A721 SC
Self-reported in NPPES; status is on the state search
Practice location
316 Calhoun St, Charleston, SC 29401
Phone
(843) 724-2010
Enumerated
Mar 29, 2010
Record last updated
Nov 27, 2020 (not updated in 6 years: call before relying on the address or phone)
Fax
(843) 724-2005
Medicaid ID
1583PA SC
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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8 nearest physician assistant records → All 2,294 in South Carolina → Look up another NPI →

Also registered at 316 Calhoun St

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

  1. Taylor AdamPhysician Assistant1902576929
  2. Mary Ann Adiong, RNRegistered Nurse1396694287
  3. Elizabeth Alvarez, NPCritical Care Medicine Nurse Practitioner1295288421
  4. Andrew Anderson, M.D.Diagnostic Radiology Physician1073729711
  5. Selena Anderson, FNPFamily Nurse Practitioner1346737673
  6. Claire Andrew, MS, RDRegistered Dietitian1134970049

Verify Stephen D. Keen 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 721    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

PlainDoctor does not match the HHS-OIG exclusion list to individual records: most entries carry no NPI. Search the OIG exclusion list by name.

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Stephen D. Keen among 2,294 physician assistant records in South Carolina

Stephen D. Keen, PA-C is one of 2,294 physician assistant records with a practice address in South Carolina. 81% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does not. Its NPI, issued in 2010, is newer than 23% of them.

  • NPI issued2010 · 23% of these records are older, 75% newer
  • In a Medicare fileNo · 81% of these records are
  • In the CMS Doctors and Clinicians fileNo · 66% of these records are
  • Record last updated2020 · 31% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 363A00000X and a South Carolina practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

407 physician assistant records list a practice address in Charleston

They are 407 of the 10,840 NPPES records with a practice address in Charleston, and 2,294 physician assistant records in South Carolina. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.

All 2,294 in South Carolina → Every provider in Charleston → Physician Assistant nationwide →

The 8 physician assistant records with the nearest ZIP codes

  1. Ellen Baldino, P.A.Charleston, SC 294011215173372
  2. Adam Callahan, PA-CCharleston, SC 294011700038346
  3. Margaret Courtney, PACharleston, SC 294011851411037
  4. Karen Drawdy, PA-CCharleston, SC 294011346489580
  5. William Etheridge, PA-CCharleston, SC 294011467750315
  6. Deanne Fowler, PA-CCharleston, SC 294011801149752
  7. Whitney Jeffrey, PA-CCharleston, SC 294011073804183
  8. Debra Kincaid, P.A.Charleston, SC 294011437112257

Common questions

What is Stephen D. Keen, PA-C's NPI number?

Stephen D. Keen, PA-C's National Provider Identifier (NPI) is 1669797049, issued on Mar 29, 2010. An NPI identifies a provider in billing; it is not a license.

Where is Stephen D. Keen, PA-C located?

The NPPES record lists a practice address at 316 Calhoun St, Charleston, SC, 29401. Phone: (843) 724-2010. Providers update this record themselves, so call before visiting.

How can I verify Stephen D. Keen, PA-C's license?

NPPES lists South Carolina license number 721, as entered by the provider. Search the South Carolina board that licenses this profession; the NPPES record confirms identity 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. An NPI identifies who bills; it is not a license.

Written with AI tools from the named public files; every figure is computed from those files (how it is made).

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.