NPPES file of Aug 9, 2026

Mark A. Lawton, MD

Cardiovascular Disease Physician · Hilton Head, SC

Mark A. Lawton, MD is a cardiovascular disease physician with a practice address in Hilton Head, South Carolina, and NPI 1497707053, issued on May 16, 2006. Check the license (South Carolina 23706, 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
1497707053
Name
Mark A. Lawton
Credential
MD
Primary taxonomy
Cardiovascular Disease Physician 207RC0000X
License number
23706 SC
Self-reported in NPPES; status is on the state search
Practice location
25 Hospital Center Blvd., Hilton Head, SC 29926
Phone
(843) 682-2800
Enumerated
May 16, 2006
Record last updated
Nov 5, 2016 (not updated in 10 years: call before relying on the address or phone)
Fax
(843) 682-2828
Medicare enrollment
Enrolled (PECOS I20240508003478); accepts Medicare assignment
Medical or professional school
Mercer University School Of Medicine, 1988
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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Verify Mark A. Lawton 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 23706
    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

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55% fewer Medicare Part D claims than the average cardiovascular disease physician in 2024

1,379 Medicare Part D claims for 407 beneficiaries, against an average of 3,078 among the 20,728 providers of this specialty who prescribed in Part D. Brand-name drugs were 21% of claims.

  1. Mark Lawton1,379
  2. Specialty average3,078

Most prescribed

  1. Eliquis167 claims
  2. Metoprolol Succinate137 claims
  3. Losartan Potassium92 claims
  4. Carvedilol75 claims
  5. Atorvastatin Calcium70 claims
  6. Metoprolol Tartrate66 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 MIPS final score for 2023 (Medicare payment program): 14.4 of 100

The Merit-based Incentive Payment System score is reported for this clinician. 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 score0.0
  2. Costout of 100 · 30%47.9
  3. Promoting interoperabilityout of 100 · 25%0.0
  4. Improvement activities0 of 40 points · 15%0.0

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

Industry payments in 2024: $1,252.18

29 payments; by number, the most common kind was food and beverage; the largest payer was Abiomed. The 16,686 providers of this specialty with any payment received $3,819.56 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Mark Lawton$1,252.18
  2. Specialty average$3,819.56

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. Mckenzie Physician Services LLCSpringfield, OR

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

Mark A. Lawton among 300 cardiovascular disease physician records in South Carolina

Mark A. Lawton, MD is one of 300 cardiovascular disease physician records with a practice address in South Carolina. 84% 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 23% of them.

  • NPI issued2006 · 23% of these records are older, 36% newer
  • In a Medicare fileYes · 84% of these records are
  • In the CMS Doctors and Clinicians fileYes · 69% of these records are
  • Graduated1988 · median 1998 among the 208 with a school on file
  • Record last updated2016 · 61% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207RC0000X and a South Carolina practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

4 cardiovascular disease physician records list a practice address in Hilton Head

They are 4 of the 242 NPPES records with a practice address in Hilton Head, and 300 cardiovascular disease physician records in South Carolina.

The 8 cardiovascular disease physician records with the nearest ZIP codes

  1. Timothy Alikakos, M.D.Hilton Head Island, SC 299261427043223
  2. Ravina Balchandani, MDHilton Head, SC 299261669581047
  3. Dale Daly, MDHilton Head Island, SC 299261851380901
  4. Aaron Ford, M.D.Hilton Head Island, SC 299261740361302
  5. Jay Kalan, MDHilton Head Island, SC 299261306835541
  6. Mark Liwanag, DO, MPHHilton Head Island, SC 299261932514858
  7. Jonathan Maccabe, MDHilton Head Island, SC 299261790739654
  8. John Sharp, MDHilton Head Island, SC 299261780673830

Common questions

What is Mark A. Lawton, MD's NPI number?

Mark A. Lawton, MD's National Provider Identifier (NPI) is 1497707053, issued on May 16, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Mark A. Lawton, MD located?

The NPPES record lists a practice address at 25 Hospital Center Blvd., Hilton Head, SC, 29926. Phone: (843) 682-2800. Providers update this record themselves, so call before visiting.

How can I verify Mark A. Lawton, MD's license?

NPPES lists South Carolina license number 23706, 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 Mark A. Lawton, MD prescribe under Medicare Part D?

In 2024, Mark A. Lawton, MD had 1,379 Medicare Part D claims for 407 beneficiaries; the average among cardiovascular disease physician prescribers was 3,078. Part D covers Medicare prescriptions only.

What is Mark A. Lawton, MD's MIPS final score?

The 2023 MIPS final score is 14.4 of 100. 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.