NPPES file of Aug 9, 2026

Jack Johnston, MD

Surgery Physician · Murrells Inlet, SC

Jack Johnston, MD is a surgery physician with a practice address in Murrells Inlet, South Carolina, and NPI 1033590054, issued on Jun 16, 2015. Check the license (South Carolina LL38420, 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 2023 and 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1033590054
Name
Jack Johnston
Credential
MD
Primary taxonomy
Surgery Physician 208600000X
License number
LL38420 SC
Self-reported in NPPES; status is on the state search
Practice location
4040 Highway 17 Unit 104, Murrells Inlet, SC 29576
Phone
(864) 561-1716
Enumerated
Jun 16, 2015
Record last updated
Sep 29, 2025
Medicare enrollment
Enrolled (PECOS I20210804000609); accepts Medicare assignment
Medical or professional school
Medical University Of South Carolina College Of Medicine, 2015
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 4040 Highway 17 Unit 104

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

  1. Kaleigh Seals, PA-CPhysician Assistant1831659770
  2. Brian Yee, DOPain Medicine (Anesthesiology) Physician1881891059

Verify Jack Johnston 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 LL38420
    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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30% more Medicare Part D claims than the average surgery physician in 2024

191 Medicare Part D claims for 104 beneficiaries, against an average of 147 among the 20,115 providers of this specialty who prescribed in Part D. 42 claims were for opioids.

  1. Jack Johnston191
  2. Specialty average147

Most prescribed

  1. Oxycodone-Acetaminophen27 claims
  2. Pantoprazole Sodium18 claims
  3. Metronidazole16 claims
  4. Amoxicillin-Clavulanate Potass14 claims
  5. Methocarbamol11 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): 81.9 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 score78.8
  2. Costout of 100 · 30%61.7
  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).

Industry payments in 2024: $1,039.30

8 payments; by number, the most common kind was food and beverage; the largest payer was Intuitive Surgical, Inc. The 17,103 providers of this specialty with any payment received $3,513.80 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Jack Johnston$1,039.30
  2. Specialty average$3,513.80

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. Georgetown Physician Associates, LLCMurrells Inlet, SC

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

Jack Johnston among 647 surgery physician records in South Carolina

Jack Johnston, MD is one of 647 surgery physician records with a practice address in South Carolina. 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 2015, is newer than 57% of them.

  • NPI issued2015 · 57% of these records are older, 40% newer
  • In a Medicare fileYes · 74% of these records are
  • In the CMS Doctors and Clinicians fileYes · 52% of these records are
  • Graduated2015 · median 2004 among the 335 with a school on file
  • Record last updated2025 · 45% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 208600000X and a South Carolina practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

6 surgery physician records list a practice address in Murrells Inlet

They are 6 of the 480 NPPES records with a practice address in Murrells Inlet, and 647 surgery physician records in South Carolina.

The 8 surgery physician records with the nearest ZIP codes

  1. Salim Ghorra, MDMurrells Inlet, SC 295761336143908
  2. Sunil Lalla, M.D.Murrells Inlet, SC 295761194727537
  3. Matthew Metz, MDMurrells Inlet, SC 295761245274497
  4. Angela Mislowsky, MDMurrells Inlet, SC 295761770764318
  5. Mark Witkowski, DOMurrells Inlet, SC 295761982998100
  6. Hania Bednarski, DO, FACOSMyrtle Beach, SC 295771528121795
  7. James Hughes, MDSurfside Beach, SC 295751922062314
  8. Robert De Grood, MDMullins, SC 295741841248085

Common questions

What is Jack Johnston, MD's NPI number?

Jack Johnston, MD's National Provider Identifier (NPI) is 1033590054, issued on Jun 16, 2015. An NPI identifies a provider in billing; it is not a license.

Where is Jack Johnston, MD located?

The NPPES record lists a practice address at 4040 Highway 17 Unit 104, Murrells Inlet, SC, 29576. Phone: (864) 561-1716. Providers update this record themselves, so call before visiting.

How can I verify Jack Johnston, MD's license?

NPPES lists South Carolina license number LL38420, 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.

How much does Jack Johnston, MD prescribe under Medicare Part D?

In 2024, Jack Johnston, MD had 191 Medicare Part D claims for 104 beneficiaries; the average among surgery physician prescribers was 147. Part D covers Medicare prescriptions only.

What is Jack Johnston, MD's MIPS final score?

The 2023 MIPS final score is 81.9 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.