NPPES file of Aug 9, 2026

Karynn Lindsey Messer, D.O.

Internal Medicine Physician · Charleston, SC

Karynn Lindsey Messer, D.O. is an internal medicine physician with a practice address in Charleston, South Carolina, and NPI 1780774232, issued on Oct 13, 2006. Check the license (South Carolina 809, 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
1780774232
Name
Karynn Lindsey Messer
Credential
D.O.
Primary taxonomy
Internal Medicine Physician 207R00000X
License number
809 SC
Self-reported in NPPES; status is on the state search
Practice location
109 Bee St, Charleston, SC 29401
Phone
(843) 577-5011
Enumerated
Oct 13, 2006
Record last updated
Jul 2, 2010 (not updated in 16 years: call before relying on the address or phone)
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 109 Bee St

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

  1. Lawrence AbaraPastoral Counselor1447743539
  2. Georganne Abrahamson, PT, DPTPhysical Therapist1649105826
  3. Anthony Abramczyk, PHARM.D., BCPS, R.PHPharmacist Clinician (PhC)/ Clinical Pharmacy Specialist1679862148
  4. Steven Ackerman, MDDiagnostic Radiology Physician1134142425
  5. Soni Adams, LCSWClinical Social Worker1255570768
  6. Ruth Adekunle, M.D.Infectious Disease Physician1366784530

Verify Karynn Lindsey Messer 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 809
    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

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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Industry payments in 2024: $121.04

1 payment: food and beverage; the largest payer was E.R. Squibb & Sons, L.L.C. The 50,334 providers of this specialty with any payment received $1,303.06 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Karynn Messer$121.04
  2. Specialty average$1,303.06

Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.

Karynn Lindsey Messer among 1,881 internal medicine physician records in South Carolina

Karynn Lindsey Messer, D.O. is one of 1,881 internal medicine physician 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. Its NPI, issued in 2006, is newer than 7% of them.

  • NPI issued2006 · 7% of these records are older, 58% newer
  • In a Medicare fileYes · 81% of these records are
  • In the CMS Doctors and Clinicians fileNo · 60% of these records are
  • Record last updated2010 · 46% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207R00000X and a South Carolina practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

427 internal medicine physician records list a practice address in Charleston

They are 427 of the 10,840 NPPES records with a practice address in Charleston, and 1,881 internal medicine physician records in South Carolina.

The 8 internal medicine physician records with the nearest ZIP codes

  1. Mary Lou Applebaum, MDCharleston, SC 294011457322042
  2. Athena Beldecos, MDCharleston, SC 294011568428639
  3. Courtney Brady, MDCharleston, SC 294011316055270
  4. John Bride, MDCharleston, SC 294011801864764
  5. Jeanne Campbell, MD PHDCharleston, SC 294011598718678
  6. Scott Davidson, MDCharleston, SC 294011386611861
  7. Jeffery GrimesCharleston, SC 294011194790881
  8. Kwame Iwegbue, MDCharleston, SC 294011255331054

Common questions

What is Karynn Lindsey Messer, D.O.'s NPI number?

Karynn Lindsey Messer, D.O.'s National Provider Identifier (NPI) is 1780774232, issued on Oct 13, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Karynn Lindsey Messer, D.O. located?

The NPPES record lists a practice address at 109 Bee St, Charleston, SC, 29401. Phone: (843) 577-5011. Providers update this record themselves, so call before visiting.

How can I verify Karynn Lindsey Messer, D.O.'s license?

NPPES lists South Carolina license number 809, 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.

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.