NPPES file of Aug 9, 2026

Karen Virginia Johnson, C.R.N.P.

Family Nurse Practitioner · Aberdeen, MD

Karen Virginia Johnson, C.R.N.P. is a family nurse practitioner with a practice address in Aberdeen, Maryland, and NPI 1730321241, issued on Mar 30, 2009. Check the license (Maryland R125838, as entered in NPPES) with the Maryland 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
1730321241
Name
Karen Virginia Johnson
Credential
C.R.N.P.
Primary taxonomy
Family Nurse Practitioner 363LF0000X
License number
R125838 MD
Self-reported in NPPES; status is on the state search
Practice location
998 Hospitality Way, Suite 102, Aberdeen, MD 21001
Phone
(410) 297-9500
Enumerated
Mar 30, 2009
Record last updated
Jun 29, 2012 (not updated in 14 years: call before relying on the address or phone)
Fax
(410) 297-9016
Medicare enrollment
Enrolled (PECOS I20110217000531); 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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Also registered at 998 Hospitality Way, Suite 102

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

  1. Prashant Shukla, M.D.Internal Medicine Physician1174509426

Verify Karen Virginia Johnson in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich Maryland board licenses this profession
    Search for license R125838
    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 Maryland license search

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4.8 times the Medicare Part D claims of the average family nurse practitioner in 2024

6,325 Medicare Part D claims for 415 beneficiaries, against an average of 1,305 among the 140,557 providers of this specialty who prescribed in Part D. Brand-name drugs were 14% of claims. 160 claims were for opioids.

  1. Karen Johnson6,325
  2. Specialty average1,305

Most prescribed

  1. Atorvastatin Calcium290 claims
  2. Rosuvastatin Calcium284 claims
  3. Amlodipine Besylate260 claims
  4. Levothyroxine Sodium251 claims
  5. Omeprazole191 claims
  6. Lisinopril171 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: $1,777.77

83 payments; by number, the most common kind was food and beverage; the largest payer was AstraZeneca Pharmaceuticals LP. The 99,489 providers of this specialty with any payment received $650.95 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Karen Johnson$1,777.77
  2. Specialty average$650.95

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

Bills Medicare through 2 group practices

  1. Agape Physical Therapy And Sports Rehabilitation LPForest Hill, MD
  2. Privia Care Center LLCFrederick, MD

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

Karen Virginia Johnson among 4,124 family nurse practitioner records in Maryland

Karen Virginia Johnson, C.R.N.P. is one of 4,124 family nurse practitioner records with a practice address in Maryland. 74% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2009, is newer than 13% of them.

  • NPI issued2009 · 13% of these records are older, 86% newer
  • In a Medicare fileYes · 74% of these records are
  • In the CMS Doctors and Clinicians fileYes · 58% of these records are
  • Graduated2008 · median 2019 among the 2,370 with a school on file
  • Record last updated2012 · 41% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 363LF0000X and a Maryland practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

14 family nurse practitioner records list a practice address in Aberdeen

They are 14 of the 361 NPPES records with a practice address in Aberdeen, and 4,124 family nurse practitioner records in Maryland.

The 8 family nurse practitioner records with the nearest ZIP codes

  1. Mariama FosterAberdeen, MD 210011851261655
  2. Karla Kinker, FNP-CAberdeen, MD 210011326832437
  3. Colleen Krajewski, C.R.N.P.Aberdeen, MD 210011083939375
  4. Belinda Lincoln-Lee, CRNPAberdeen, MD 210011063968857
  5. Michelle McNatt, CRNPAberdeen, MD 210011952108151
  6. Rita Muriithi, NURSE PRACTITIONERAberdeen, MD 210011831892652
  7. Sara O'Brien, MSN, FNP-C, TCRNAberdeen, MD 210011235896523
  8. Ing-On Piamtong, FNP-CAberdeen, MD 210011306697164

Common questions

What is Karen Virginia Johnson, C.R.N.P.'s NPI number?

Karen Virginia Johnson, C.R.N.P.'s National Provider Identifier (NPI) is 1730321241, issued on Mar 30, 2009. An NPI identifies a provider in billing; it is not a license.

Where is Karen Virginia Johnson, C.R.N.P. located?

The NPPES record lists a practice address at 998 Hospitality Way, Suite 102, Aberdeen, MD, 21001. Phone: (410) 297-9500. Providers update this record themselves, so call before visiting.

How can I verify Karen Virginia Johnson, C.R.N.P.'s license?

NPPES lists Maryland license number R125838, as entered by the provider. Search the Maryland board that licenses this profession; the NPPES record confirms identity only.

How much does Karen Virginia Johnson, C.R.N.P. prescribe under Medicare Part D?

In 2024, Karen Virginia Johnson, C.R.N.P. had 6,325 Medicare Part D claims for 415 beneficiaries; the average among family nurse practitioner prescribers was 1,305. 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.