NPPES file of Aug 9, 2026

Jonathan Littlejohn, DNP

Family Nurse Practitioner · Charleston, SC

Jonathan Littlejohn, DNP is a family nurse practitioner with a practice address in Charleston, South Carolina, and NPI 1023760931, issued on Jan 21, 2022. Check the license (South Carolina 25735, 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 2023 and 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1023760931
Name
Jonathan Littlejohn
Credential
DNP
Primary taxonomy
Family Nurse Practitioner 363LF0000X
License number
25735 SC
Self-reported in NPPES; status is on the state search
Practice location
171 Ashley Ave, Charleston, SC 29425
Phone
(843) 792-1414
Enumerated
Jan 21, 2022
Record last updated
Apr 11, 2022
Medicare enrollment
Enrolled (PECOS I20220617000689); accepts Medicare assignment
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 171 Ashley Ave

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

  1. Andrea Abbott, MDSurgical Oncology Physician1245473354
  2. Miguel Abboud, MDPediatric Hematology & Oncology Physician1619292851
  3. Ahmed Abdelkader, MD, PHDNephrology Physician1629743000
  4. Mohamed Abdelwahab, MDOtolaryngology Physician1528679768
  5. Anne Abel, MDChild Abuse Pediatrics Physician1043328990
  6. Christina Abrams, M.D.Pediatric Hematology & Oncology Physician1376920207

Verify Jonathan Littlejohn 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 25735
    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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76% fewer Medicare Part D claims than the average family nurse practitioner in 2024

308 Medicare Part D claims for 100 beneficiaries, against an average of 1,305 among the 140,557 providers of this specialty who prescribed in Part D. 16 claims were for opioids.

  1. Jonathan Littlejohn308
  2. Specialty average1,305

Most prescribed

  1. Metoprolol Tartrate54 claims
  2. Clopidogrel37 claims
  3. Atorvastatin Calcium27 claims
  4. Eliquis21 claims
  5. Furosemide15 claims
  6. Mupirocin14 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.

The practice group's MIPS final score for 2023 (Medicare payment program): 73.8 of 100

The Merit-based Incentive Payment System score is reported for the practice group, not for one clinician alone. Four categories are weighted into the final score; the average among 454,083 clinicians with a measured score was 83.5.

  1. Qualityout of 100 · 30% of the final score60.3
  2. Costout of 100 · 30%53.4
  3. Promoting interoperabilityout of 100 · 25%99.0
  4. Improvement activities40 of 40 points · 15%100.0

Source: CMS Quality Payment Program, MIPS performance year 2023, group reporting; category weights for 2023 (qpp.cms.gov).

Bills Medicare through one group practice

  1. University Medical Associates OF The Medical University OF South CarolCharleston, SC

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

Jonathan Littlejohn among 4,320 family nurse practitioner records in South Carolina

Jonathan Littlejohn, DNP is one of 4,320 family nurse practitioner records with a practice address in South Carolina. 80% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2022, is newer than 76% of them.

  • NPI issued2022 · 76% of these records are older, 18% newer
  • In a Medicare fileYes · 80% of these records are
  • In the CMS Doctors and Clinicians fileYes · 61% of these records are
  • Graduated2021 · median 2018 among the 2,643 with a school on file
  • Record last updated2022 · 39% 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 South Carolina practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

320 family nurse practitioner records list a practice address in Charleston

They are 320 of the 10,840 NPPES records with a practice address in Charleston, and 4,320 family nurse practitioner records in South Carolina.

The 8 family nurse practitioner records with the nearest ZIP codes

  1. Gladney BrooksCharleston, SC 294251730332750
  2. Joan Cain, FNPCharleston, SC 294251356464564
  3. Mary Chalk, APRN-BCCharleston, SC 294251245440999
  4. Amy Cook, FNP-BCCharleston, SC 294251366610040
  5. Tammy Davidson, FNPCharleston, SC 294251437287968
  6. Pamela Eliason, APRN-BCCharleston, SC 294251346453065
  7. Susan Ersig, NURSE PRACTITIONERCharleston, SC 294251760522064
  8. Erica Gunnells, FNPCharleston, SC 294251912131285

Common questions

What is Jonathan Littlejohn, DNP's NPI number?

Jonathan Littlejohn, DNP's National Provider Identifier (NPI) is 1023760931, issued on Jan 21, 2022. An NPI identifies a provider in billing; it is not a license.

Where is Jonathan Littlejohn, DNP located?

The NPPES record lists a practice address at 171 Ashley Ave, Charleston, SC, 29425. Phone: (843) 792-1414. Providers update this record themselves, so call before visiting.

How can I verify Jonathan Littlejohn, DNP's license?

NPPES lists South Carolina license number 25735, as entered by the provider. Search the South Carolina board that licenses this profession; the NPPES record confirms identity only.

How much does Jonathan Littlejohn, DNP prescribe under Medicare Part D?

In 2024, Jonathan Littlejohn, DNP had 308 Medicare Part D claims for 100 beneficiaries; the average among family nurse practitioner prescribers was 1,305. Part D covers Medicare prescriptions only.

What is Jonathan Littlejohn, DNP's MIPS final score?

The 2023 MIPS final score is 73.8 of 100, reported for the practice group. The average among 454,083 clinicians with a measured score was 83.5.

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.