Doctor profile · Federal record

Dr. Tamil Kuppusamy, M.D.

Nephrology Physician (CMS: Nephrology) · Catonsville, MD

  • NPI 1356349781
  • Accepts Medicare
  • 26 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
516 N Rolling RD, Suite 304
Catonsville, MD 212284140
(410) 744-0890
fax (410) 744-2007
Mailing address
1589 Sulphur Spring RD Ste 109
Baltimore, MD 212272542

Credentials & registration

NPPES · NUCC
NPI registered
July 2005 — 21 yrs on file
Profile last updated
January 22, 2025
Year of graduation
2000 — 26 yrs since
Specialty taxonomy
207RN0300X — NUCC code
State license (1)
Maryland #D63188

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1356349781. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
1,034
Distinct HCPCS
7
Medicare allowed
$117,847
HCPCS Description Services Patients Avg allowed
99214 Established patient office or other outpatient visit, 30-39 minutes 516 368 $110
99215 Established patient office or other outpatient visit, 40-54 minutes 322 213 $148
G2212 Prolonged office or other outpatient evaluation and management service(s) beyond the maximum required time of the primary procedure which has been selected using total time on the date of the primary service; each additional 15 minutes by the physician or 62 55 $34
99205 New patient office or other outpatient visit, 60-74 minutes 48 48 $231
81003 Automated urinalysis test 37 37 $2
82570 Creatinine level to test for kidney function or muscle injury 37 37 $5
99211 Office or other outpatient visit for the evaluation and management of established patient that may not require presence of healthcare professional 12 11 $18

In context: peer comparison

Among 3 peers in Catonsville Nephrology Physician, average services per provider: 111. This provider delivers 9.3× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$644
Transactions
14
Manufacturers
8
Payer (manufacturer) Industry Txns Amount
Bayer Healthcare Pharmaceuticals INC. 1 $141.52
Boehringer Ingelheim Pharmaceuticals, INC. 2 $137.82
Amgen INC. 1 $124.99
Mallinckrodt Hospital Products INC. 1 $109.26
Novartis Pharmaceuticals Corporation 4 $67.16
Travere Therapeutics, INC. 3 $23.05
Aurinia Pharma U.S., INC. 1 $21.20
Novo Nordisk INC 1 $19.06

By nature of payment

Food and Beverage
$621
Education
$23

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
478
Patients
81
Total drug cost
$69,810
Drug Type Claims Patients Total cost
Losartan Potassium Generic 88 26 $1,472
Amlodipine Besylate Generic 83 30 $1,007
Atorvastatin Calcium Generic 30 0 $623
Farxiga (Dapagliflozin Propanediol) Brand 30 0 $40,314
Hydrochlorothiazide Generic 29 11 $199
Allopurinol Generic 28 0 $482
Furosemide Generic 28 14 $229
Calcitriol Generic 27 0 $656
Lisinopril Generic 25 0 $208
Nifedipine ER (Nifedipine) Brand 24 0 $1,404

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Tamil Kuppusamy's medical specialty?
Dr. Tamil Kuppusamy practices Nephrology Physician in Catonsville, MD.
Where does Dr. Tamil Kuppusamy practice?
Dr. Tamil Kuppusamy practices at 516 N Rolling RD, Catonsville, MD 212284140. Office phone: 4107440890.
What is Dr. Tamil Kuppusamy's NPI?
Dr. Tamil Kuppusamy's National Provider Identifier (NPI) is 1356349781, issued by NPPES.
Does Dr. Tamil Kuppusamy accept Medicare assignment?
Yes. Dr. Tamil Kuppusamy accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Tamil Kuppusamy commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99214); Established patient office or other outpatient visit (HCPCS 99215); Prolonged office or other outpatient evaluation and management service(s) beyond the maximum required time of the primary procedure which has been selected using total time on the date of the primary service; each additional 15 minutes by the physician or (HCPCS G2212). Source: CMS Medicare Physician & Other Practitioners file.