Arumugam Thanumalaya Perumal, MD
Internal Medicine Physician · Columbia, SC
Arumugam Thanumalaya Perumal, MD is an internal medicine physician with a practice address in Columbia, South Carolina, and NPI 1770555872, issued on Feb 2, 2006. Check the license (South Carolina 39609, as entered in NPPES) on the South Carolina Board of Medical Examiners; the Medicare figures below come from public CMS files.
- Name
- Arumugam Thanumalaya Perumal
- Credential
- MD
- Primary taxonomy
- Internal Medicine Physician 207R00000X
- License numbers
- 39609 SC
08970 RI
Self-reported in NPPES; status is on the state search - Practice location
- SC House Calls Inc., Columbia, SC 29203
- Phone
- (800) 491-0909
- Enumerated
- Feb 2, 2006
- Record last updated
- Nov 22, 2024
- Fax
- (803) 936-4102
- Medicaid ID
- 9025213 RI
- Medicare enrollment
- Enrolled (PECOS I20161026000016); accepts Medicare assignment
- Telehealth
- Offers telehealth (CMS)
- Entity
- Type 1 · individual
8 nearest internal medicine physician records → All 1,881 in South Carolina → Look up another NPI →
Also registered at SC House Calls Inc.
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Carleta Albertie, APRNFamily Nurse Practitioner1386498806
- Omar Alfonso Gonzalez, APRNFamily Nurse Practitioner1649094723
- Latosha Alston, LISWSocial Worker1609546803
- Jada Appling, OTOccupational Therapist1154011443
- Jason Auch-Iler, APRNFamily Nurse Practitioner1053935338
- Kendra Ayler, APRNFamily Nurse Practitioner1811391980
Verify Arumugam Thanumalaya Perumal in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersSouth Carolina Board of Medical Examiners
Search for license 39609Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
91% fewer Medicare Part D claims than the average internal medicine physician in 2024
274 Medicare Part D claims for 141 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D.
Most prescribed
- Atorvastatin Calcium20 claims
- Pantoprazole Sodium13 claims
- Amlodipine Besylate12 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): 83 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).
Bills Medicare through 2 group practices
- Lexington Health IncWest Columbia, SC
- SC House Calls IncWest Columbia, SC
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Arumugam Thanumalaya Perumal among 1,881 internal medicine physician records in South Carolina
Arumugam Thanumalaya Perumal, MD 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
- Graduated1980 · median 2006 among the 1,119 with a school on file
- Record last updated2024 · 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).
269 internal medicine physician records list a practice address in Columbia
They are 269 of the 11,200 NPPES records with a practice address in Columbia, and 1,881 internal medicine physician records in South Carolina.
All 1,881 in South Carolina → Every provider in Columbia → Internal Medicine Physician nationwide →
The 8 internal medicine physician records with the nearest ZIP codes
- Gary Bell, M.D.Columbia, SC 292031689640922
- Anthony Elkins, MDColumbia, SC 292031629045505
- James Gasque, MDColumbia, SC 292031255326096
- Brown McCallum, M.D.Columbia, SC 292031124090352
- Kay McFarland, M.D.Columbia, SC 292031205803020
- Fanwei Meng, MDColumbia, SC 292031780650937
- H Murdaugh, M.D.Columbia, SC 292031083680946
- Mieke Perez, MDColumbia, SC 292031881670305
Common questions
What is Arumugam Thanumalaya Perumal, MD's NPI number?
Arumugam Thanumalaya Perumal, MD's National Provider Identifier (NPI) is 1770555872, issued on Feb 2, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Arumugam Thanumalaya Perumal, MD located?
The NPPES record lists a practice address at SC House Calls Inc., Columbia, SC, 29203. Phone: (800) 491-0909. Providers update this record themselves, so call before visiting.
How can I verify Arumugam Thanumalaya Perumal, MD's license?
NPPES lists South Carolina license number 39609, 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 Arumugam Thanumalaya Perumal, MD prescribe under Medicare Part D?
In 2024, Arumugam Thanumalaya Perumal, MD had 274 Medicare Part D claims for 141 beneficiaries; the average among internal medicine physician prescribers was 3,176. Part D covers Medicare prescriptions only.
What is Arumugam Thanumalaya Perumal, MD's MIPS final score?
The 2023 MIPS final score is 83 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.