NPPES file of Aug 9, 2026

Jon Mitchell Twining, MD

Rheumatology Physician · Myrtle Beach, SC

Jon Mitchell Twining, MD is a rheumatology physician with a practice address in Myrtle Beach, South Carolina, and NPI 1568492346, issued on Jul 4, 2006. Check the license (South Carolina 27712, 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
1568492346
Name
Jon Mitchell Twining
Credential
MD
Primary taxonomy
Rheumatology Physician 207RR0500X
License number
27712 SC
Self-reported in NPPES; status is on the state search
Practice location
8220 Nigels Dr, Myrtle Beach, SC 29572
Phone
(843) 692-0968
Enumerated
Jul 4, 2006
Record last updated
Dec 3, 2014 (not updated in 12 years: call before relying on the address or phone)
Fax
(843) 692-2688
Medicare enrollment
Enrolled (PECOS I20060925000506); accepts Medicare assignment
Medical or professional school
Indiana University School Of Medicine, 2005
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.
Download card Updates feed

Also registered at 8220 Nigels Dr

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

  1. Wendy Lee, MDRheumatology Physician1154360675
  2. Amanda Robertson, DNPNurse Practitioner1265023964
  3. Sarah Ryan, PA-CPhysician Assistant1457159584

Verify Jon Mitchell Twining 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 27712
    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.

Is this page about you? You can ask us to correct, restrict or remove it: how.

3.0 times the Medicare Part D claims of the average rheumatology physician in 2024

5,871 Medicare Part D claims for 420 beneficiaries, against an average of 1,978 among the 6,301 providers of this specialty who prescribed in Part D. 1,198 claims were for opioids.

  1. Jon Twining5,871
  2. Specialty average1,978

Most prescribed

  1. Hydrocodone-Acetaminophen407 claims
  2. Prednisone401 claims
  3. Oxycodone-Acetaminophen375 claims
  4. Gabapentin272 claims
  5. Hydroxychloroquine Sulfate265 claims
  6. Methotrexate250 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): 94.1 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 score88.1
  2. Costnot scored (reweighted)
  3. Promoting interoperabilitynot scored (reweighted)
  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: $2,169.79

111 payments; by number, the most common kind was food and beverage; the largest payer was Abbvie Inc. The 4,486 providers of this specialty with any payment received $8,538.33 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Jon Twining$2,169.79
  2. Specialty average$8,538.33

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 Rheumatology And NeurologyMyrtle Beach, SC

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

Jon Mitchell Twining among 128 rheumatology physician records in South Carolina

Jon Mitchell Twining, MD is one of 128 rheumatology physician records with a practice address in South Carolina. 88% 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 9% of them.

  • NPI issued2006 · 9% of these records are older, 54% newer
  • In a Medicare fileYes · 88% of these records are
  • In the CMS Doctors and Clinicians fileYes · 71% of these records are
  • Graduated2005 · median 2008 among the 90 with a school on file
  • Record last updated2014 · 48% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207RR0500X and a South Carolina practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Rheumatology Physician providers in South Carolina

There are 128 rheumatology physician records in South Carolina.

The 8 rheumatology physician records with the nearest ZIP codes

  1. David Chetrit, MDMyrtle Beach, SC 295721285155010
  2. Douglas Conaway, M.D.Myrtle Beach, SC 295721316944499
  3. Gerald Larochelle, M.D.Myrtle Beach, SC 295721821091489
  4. David Lazar, M.D.Myrtle Beach, SC 295721225320666
  5. Wendy Lee, MDMyrtle Beach, SC 295721154360675
  6. Rabih Nayfe, M.D.Myrtle Beach, SC 295721760823553
  7. Kristin Etzkorn, D.O.Murrells Inlet, SC 295761265674238
  8. Chrysoula Pappa, M.D.Murrells Inlet, SC 295761114177847

Common questions

What is Jon Mitchell Twining, MD's NPI number?

Jon Mitchell Twining, MD's National Provider Identifier (NPI) is 1568492346, issued on Jul 4, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Jon Mitchell Twining, MD located?

The NPPES record lists a practice address at 8220 Nigels Dr, Myrtle Beach, SC, 29572. Phone: (843) 692-0968. Providers update this record themselves, so call before visiting.

How can I verify Jon Mitchell Twining, MD's license?

NPPES lists South Carolina license number 27712, 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 Jon Mitchell Twining, MD prescribe under Medicare Part D?

In 2024, Jon Mitchell Twining, MD had 5,871 Medicare Part D claims for 420 beneficiaries; the average among rheumatology physician prescribers was 1,978. Part D covers Medicare prescriptions only.

What is Jon Mitchell Twining, MD's MIPS final score?

The 2023 MIPS final score is 94.1 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.