Gangatharan Mathisuthan, M.D
Internal Medicine Physician · Mullins, SC
Gangatharan Mathisuthan, M.D is an internal medicine physician with a practice address in Mullins, South Carolina, and NPI 1982668745, issued on Apr 17, 2006. Check the license (South Carolina 18386, as entered in NPPES) on the South Carolina Board of Medical Examiners; the Medicare figures below come from public CMS files.
- Name
- Gangatharan Mathisuthan
- Credential
- M.D
- Primary taxonomy
- Internal Medicine Physician 207R00000X
- License number
- 18386 SC
Self-reported in NPPES; status is on the state search - Practice location
- 511 S Main St, Mullins, SC 29574
- Phone
- (843) 464-8244
- Enumerated
- Apr 17, 2006
- Record last updated
- Oct 15, 2020 (not updated in 6 years: call before relying on the address or phone)
- Fax
- (843) 464-6519
- Medicaid ID
- 183864 SC
- Medicare enrollment
- Enrolled (PECOS I20070703000429); accepts Medicare assignment
- Entity
- Type 1 · individual
8 nearest internal medicine physician records → All 1,881 in South Carolina → Look up another NPI →
Verify Gangatharan Mathisuthan in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersSouth Carolina Board of Medical Examiners
Search for license 18386Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
7.4 times the Medicare Part D claims of the average internal medicine physician in 2024
23,643 Medicare Part D claims for 588 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D. Brand-name drugs were 17% of claims. 601 claims were for opioids.
Most prescribed
- Atorvastatin Calcium1,046 claims
- Rosuvastatin Calcium865 claims
- Amlodipine Besylate671 claims
- Ozempic550 claims
- Gabapentin501 claims
- Furosemide437 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.
Bills Medicare through one group practice
- Medical University Hospital AuthorityMullins, SC
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Gangatharan Mathisuthan among 1,881 internal medicine physician records in South Carolina
Gangatharan Mathisuthan, M.D is one of 1,881 internal medicine physician records with a practice address in South Carolina. 81% 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 7% of them.
- NPI issued2006 · 7% of these records are older, 58% newer
- In a Medicare fileYes · 81% of these records are
- In the CMS Doctors and Clinicians fileYes · 60% of these records are
- Graduated1989 · median 2006 among the 1,119 with a school on file
- Record last updated2020 · 46% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207R00000X and a South Carolina practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
3 internal medicine physician records list a practice address in Mullins
They are 3 of the 144 NPPES records with a practice address in Mullins, and 1,881 internal medicine physician records in South Carolina.
All 1,881 in South Carolina → Every provider in Mullins → Internal Medicine Physician nationwide →
The 8 internal medicine physician records with the nearest ZIP codes
- Parmanand Dawani, M.D.Mullins, SC 295741528323094
- Okechukwu Dimkpa, MDMullins, SC 295741205894243
- John Rathbun, M.D.Surfside Beach, SC 295751558345686
- Sheharyar Abbasi, DOMyrtle Beach, SC 295721619617222
- Ibrahim Abu Dayah, MDMyrtle Beach, SC 295721306368667
- Lauren Abusal, MD, MSCRMyrtle Beach, SC 295721093552911
- Ivo Anguelov, M.D.Murrells Inlet, SC 295761295798031
- Dora Anguelova, M.D.Murrells Inlet, SC 295761295798999
Common questions
What is Gangatharan Mathisuthan, M.D's NPI number?
Gangatharan Mathisuthan, M.D's National Provider Identifier (NPI) is 1982668745, issued on Apr 17, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Gangatharan Mathisuthan, M.D located?
The NPPES record lists a practice address at 511 S Main St, Mullins, SC, 29574. Phone: (843) 464-8244. Providers update this record themselves, so call before visiting.
How can I verify Gangatharan Mathisuthan, M.D's license?
NPPES lists South Carolina license number 18386, 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 Gangatharan Mathisuthan, M.D prescribe under Medicare Part D?
In 2024, Gangatharan Mathisuthan, M.D had 23,643 Medicare Part D claims for 588 beneficiaries; the average among internal medicine physician prescribers was 3,176. Part D covers Medicare prescriptions only.
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.