Chidambaram Ramasamy, MD
Hematology & Oncology Physician · Fort Smith, AR
Chidambaram Ramasamy, MD is a hematology & oncology physician with a practice address in Fort Smith, Arkansas, and NPI 1275187684, issued on Jul 25, 2019. Check the license (Arkansas E-19946, as entered in NPPES) on the Arkansas State Medical Board; the Medicare figures below come from public CMS files.
- Name
- Chidambaram Ramasamy
- Credential
- MD
- Primary taxonomy
- Hematology & Oncology Physician 207RH0003X
- License numbers
- E-19946 AR
280025 MA
Self-reported in NPPES; status is on the state search - Practice location
- 7001 Rogers Ave Ste 200, Fort Smith, AR 72903
- Phone
- (479) 314-7490
- Enumerated
- Jul 25, 2019
- Record last updated
- Aug 3, 2026
- Fax
- (479) 314-7494
- Medicare enrollment
- Enrolled (PECOS I20260612004099); may accept Medicare assignment
- Entity
- Type 1 · individual
8 nearest hematology & oncology physician records → All 103 in Arkansas → Look up another NPI →
Also registered at 7001 Rogers Ave Ste 200
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Paula Brosnan, APNAdult Health Nurse Practitioner1578818621
- Suma Sri ChennapragadaHematology & Oncology Physician1831742154
- Holley Coker, PA-CMedical Physician Assistant1427820802
- Kelsey Cole, DNPFamily Medicine Physician1013778612
- Catherine Flannigan, RNFA, APRN-CFamily Nurse Practitioner1700079811
- Amber Garner, A.P.R.NFamily Nurse Practitioner1750821740
Verify Chidambaram Ramasamy in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersArkansas State Medical Board
Search for license E-19946Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
94% fewer Medicare Part D claims than the average hematology & oncology physician in 2024
49 Medicare Part D claims for 25 beneficiaries, against an average of 877 among the 10,784 providers of this specialty who prescribed in Part D.
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.
Industry payments in 2024: $48.94
2 payments; by number, the most common kind was food and beverage; the largest payer was Otsuka America Pharmaceutical, Inc. The 8,560 providers of this specialty with any payment received $7,481.41 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.
Chidambaram Ramasamy among 103 hematology & oncology physician records in Arkansas
Chidambaram Ramasamy, MD is one of 103 hematology & oncology physician records with a practice address in Arkansas. 90% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2019, is newer than 94% of them.
- NPI issued2019 · 94% of these records are older, 2% newer
- In a Medicare fileYes · 90% of these records are
- In the CMS Doctors and Clinicians fileYes · 79% of these records are
- Graduated2017 · median 2002 among the 80 with a school on file
- Record last updated2026 · 34% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207RH0003X and a Arkansas practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Hematology & Oncology Physician providers in Arkansas
There are 103 hematology & oncology physician records in Arkansas.
All 103 in Arkansas → Every provider in Fort Smith → Hematology & Oncology Physician nationwide →
The 8 hematology & oncology physician records with the nearest ZIP codes
- Isam Abdel-Karim, M.D.Fort Smith, AR 729031639359714
- Varant Arzoumanian, MDFort Smith, AR 729031790904027
- Suma Sri ChennapragadaFort Smith, AR 729031831742154
- Anthony Courtney, MDFort Smith, AR 729031902832587
- Humdum Durrani, M.D.Fort Smith, AR 729031184861270
- Tony Flippin, MDFort Smith, AR 729031598780652
- Narender Gorukanti, MDFort Smith, AR 729031184659054
- Daniel Mackey, MDFort Smith, AR 729031407877947
Common questions
What is Chidambaram Ramasamy, MD's NPI number?
Chidambaram Ramasamy, MD's National Provider Identifier (NPI) is 1275187684, issued on Jul 25, 2019. An NPI identifies a provider in billing; it is not a license.
Where is Chidambaram Ramasamy, MD located?
The NPPES record lists a practice address at 7001 Rogers Ave Ste 200, Fort Smith, AR, 72903. Phone: (479) 314-7490. Providers update this record themselves, so call before visiting.
How can I verify Chidambaram Ramasamy, MD's license?
NPPES lists Arkansas license number E-19946, as entered by the provider. Search the Arkansas State Medical Board at https://armedicalboard.adh.arkansas.gov/public/verify/. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does Chidambaram Ramasamy, MD prescribe under Medicare Part D?
In 2024, Chidambaram Ramasamy, MD had 49 Medicare Part D claims for 25 beneficiaries; the average among hematology & oncology physician prescribers was 877. 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.