NPPES file of Aug 9, 2026

Karen Marie Robertson, APRN

Adult Health Nurse Practitioner · Greenville, SC

Karen Marie Robertson, APRN is an adult health nurse practitioner with a practice address in Greenville, South Carolina, and NPI 1447225610, issued on Feb 21, 2006. Check the license (South Carolina APN2776, 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
1447225610
Name
Karen Marie Robertson
Credential
APRN
Primary taxonomy
Adult Health Nurse Practitioner 363LA2200X
License number
APN2776 SC
Self-reported in NPPES; status is on the state search
Practice location
203 Mills Ave, Greenville, SC 29605
Phone
(864) 271-1844
Enumerated
Feb 21, 2006
Record last updated
Jul 13, 2026
Fax
(864) 271-2147
Medicare enrollment
Enrolled (PECOS I20060109000221); accepts Medicare assignment
Telehealth
Offers telehealth (CMS)
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). Enrollment, assignment, school and telehealth: CMS Doctors and Clinicians file, Aug 2026. A record is not a license: verify it with the state board.
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8 nearest adult health nurse practitioner records → All 402 in South Carolina → Look up another NPI →

Also registered at 203 Mills Ave

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

  1. George Acres, MDNephrology Physician1922081298
  2. Chokri AliouaNephrology Physician1538142807
  3. Istvan Bognar, MDNephrology Physician1659354926
  4. Kaye Christopher, MDNephrology Physician1881689966
  5. Kevin Dao, DOInternal Medicine Physician1811456981
  6. Amanda Dill, NPAcute Care Nurse Practitioner1740859636

Verify Karen Marie Robertson 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 APN2776    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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38% fewer Medicare Part D claims than the average adult health nurse practitioner in 2024

798 Medicare Part D claims for 185 beneficiaries, against an average of 1,280 among the 16,937 providers of this specialty who prescribed in Part D.

  1. Karen Robertson798
  2. Specialty average1,280

Most prescribed

  1. Furosemide59 claims
  2. Amlodipine Besylate49 claims
  3. Lisinopril37 claims
  4. Losartan Potassium31 claims
  5. Torsemide31 claims
  6. Sevelamer Carbonate30 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.

Industry payments in 2024: $5,667.61

110 payments; by number, the most common kind was food and beverage; the largest payer was Amgen Inc. The 12,291 providers of this specialty with any payment received $946.40 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Karen Robertson$5,667.61
  2. Specialty average$946.40

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

Bills Medicare through one group practice

  1. Carolina Nephrology PAClinton, SC

Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).

Karen Marie Robertson among 402 adult health nurse practitioner records in South Carolina

Karen Marie Robertson, APRN is one of 402 adult health nurse practitioner records with a practice address in South Carolina. 72% 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 3% of them.

  • NPI issued2006 · 3% of these records are older, 79% newer
  • In a Medicare fileYes · 72% of these records are
  • In the CMS Doctors and Clinicians fileYes · 56% of these records are
  • Graduated2005 · median 2015 among the 224 with a school on file
  • Record last updated2026 · 53% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 363LA2200X and a South Carolina practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Adult Health Nurse Practitioner providers in South Carolina

There are 402 adult health nurse practitioner records in South Carolina.

All 402 in South Carolina → Every provider in Greenville → Adult Health Nurse Practitioner nationwide →

The 8 adult health nurse practitioner records with the nearest ZIP codes

  1. Pamela Cloys, NPGreenville, SC 296051942289913
  2. Gail Crawford, APRN-BCGreenville, SC 296051619166287
  3. Susan Croteau, ANP-BCGreenville, SC 296051548548621
  4. Lynn Curry, ANPGreenville, SC 296051285714956
  5. Regina Franco, ANP, MSNGreenville, SC 296051780680116
  6. Nanette Godbee-Stephens, NP-CGreenville, SC 296051669727608
  7. Lisa Johnson-Losinski, NPGreenville, SC 296051861626764
  8. Carrie Marguet, NPGreenville, SC 296051538248737

Common questions

What is Karen Marie Robertson, APRN's NPI number?

Karen Marie Robertson, APRN's National Provider Identifier (NPI) is 1447225610, issued on Feb 21, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Karen Marie Robertson, APRN located?

The NPPES record lists a practice address at 203 Mills Ave, Greenville, SC, 29605. Phone: (864) 271-1844. Providers update this record themselves, so call before visiting.

How can I verify Karen Marie Robertson, APRN's license?

NPPES lists South Carolina license number APN2776, as entered by the provider. Search the South Carolina board that licenses this profession; the NPPES record confirms identity only.

How much does Karen Marie Robertson, APRN prescribe under Medicare Part D?

In 2024, Karen Marie Robertson, APRN had 798 Medicare Part D claims for 185 beneficiaries; the average among adult health nurse practitioner prescribers was 1,280. 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.

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.