Mark Liwanag, DO, MPH
Cardiovascular Disease Physician · Hilton Head Island, SC
Mark Liwanag, DO, MPH is a cardiovascular disease physician with a practice address in Hilton Head Island, South Carolina, and NPI 1932514858, issued on Jun 30, 2014. Check the license (South Carolina 95481, as entered in NPPES) on the South Carolina Board of Medical Examiners; the Medicare figures below come from public CMS files.
- Name
- Mark Liwanag
- Credential
- DO, MPH
- Primary taxonomy
- Cardiovascular Disease Physician 207RC0000X
- License numbers
- 95481 SC
009640 AZ
5101021270 MI
Self-reported in NPPES; status is on the state search - Practice location
- 8 Hospital Center Blvd Ste 150, Hilton Head Island, SC 29926
- Phone
- (854) 235-2730
- Enumerated
- Jun 30, 2014
- Record last updated
- Mar 3, 2026
- Medicare enrollment
- Enrolled (PECOS I20260228000812); may accept Medicare assignment
- Telehealth
- Offers telehealth (CMS)
- Entity
- Type 1 · individual
8 nearest cardiovascular disease physician records → All 300 in South Carolina → Look up another NPI →
Verify Mark Liwanag in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersSouth Carolina Board of Medical Examiners
Search for license 95481Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
71% fewer Medicare Part D claims than the average cardiovascular disease physician in 2024
886 Medicare Part D claims for 219 beneficiaries, against an average of 3,078 among the 20,728 providers of this specialty who prescribed in Part D. Brand-name drugs were 29% of claims.
Most prescribed
- Metoprolol Succinate246 claims
- Eliquis186 claims
- Flecainide Acetate69 claims
- Amiodarone Hcl58 claims
- Xarelto56 claims
- Pantoprazole Sodium44 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): 77 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.
Source: CMS Quality Payment Program, MIPS performance year 2023, group reporting; category weights for 2023 (qpp.cms.gov).
Industry payments in 2024: $1,336.31
29 payments; by number, the most common kind was food and beverage; the largest payer was Abbott Laboratories. 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.
Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.
Mark Liwanag among 300 cardiovascular disease physician records in South Carolina
Mark Liwanag, DO, MPH 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 2014, is newer than 83% of them.
- NPI issued2014 · 83% of these records are older, 16% newer
- In a Medicare fileYes · 84% of these records are
- In the CMS Doctors and Clinicians fileYes · 69% of these records are
- Graduated2014 · median 1998 among the 208 with a school on file
- Record last updated2026 · 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).
7 cardiovascular disease physician records list a practice address in Hilton Head Island
They are 7 of the 500 NPPES records with a practice address in Hilton Head Island, and 300 cardiovascular disease physician records in South Carolina.
All 300 in South Carolina → Every provider in Hilton Head Island → Cardiovascular Disease Physician nationwide →
The 8 cardiovascular disease physician records with the nearest ZIP codes
- Timothy Alikakos, M.D.Hilton Head Island, SC 299261427043223
- Ravina Balchandani, MDHilton Head, SC 299261669581047
- Dale Daly, MDHilton Head Island, SC 299261851380901
- Aaron Ford, M.D.Hilton Head Island, SC 299261740361302
- Jay Kalan, MDHilton Head Island, SC 299261306835541
- Mark Lawton, MDHilton Head, SC 299261497707053
- Jonathan Maccabe, MDHilton Head Island, SC 299261790739654
- John Sharp, MDHilton Head Island, SC 299261780673830
Common questions
What is Mark Liwanag, DO, MPH's NPI number?
Mark Liwanag, DO, MPH's National Provider Identifier (NPI) is 1932514858, issued on Jun 30, 2014. An NPI identifies a provider in billing; it is not a license.
Where is Mark Liwanag, DO, MPH located?
The NPPES record lists a practice address at 8 Hospital Center Blvd Ste 150, Hilton Head Island, SC, 29926. Phone: (854) 235-2730. Providers update this record themselves, so call before visiting.
How can I verify Mark Liwanag, DO, MPH's license?
NPPES lists South Carolina license number 95481, 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 Liwanag, DO, MPH prescribe under Medicare Part D?
In 2024, Mark Liwanag, DO, MPH had 886 Medicare Part D claims for 219 beneficiaries; the average among cardiovascular disease physician prescribers was 3,078. Part D covers Medicare prescriptions only.
What is Mark Liwanag, DO, MPH's MIPS final score?
The 2023 MIPS final score is 77 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.