Doctor profile · Federal record

Dr. Janakiraman Subramanian, MD

Medical Oncology Physician (CMS: Medical Oncology) · Hematology (Internal Medicine) Physician · Medical Oncology Physician · Fairfax, VA

  • NPI 1366589343
  • Accepts Medicare
  • 26 yrs in practice
  • Licensed in 2 states
  • Male
  • Group practice
  • No sanctions

Practice & contact

Operates at 2 locations .

NPPES Updated May 11, 2026
Primary practice
8081 Innovation Park Dr
Fairfax, VA 220314867
(571) 472-4724
fax (571) 472-0241
Additional location
4321 Washington St, Suite 4000
Kansas City, MO 641115961
(816) 932-3300
fax (816) 932-7957
Mailing address
Po Box 37174
Baltimore, MD 212973174

Credentials & registration

NPPES · NUCC
NPI registered
January 2007 — 19 yrs on file
Profile last updated
April 15, 2022
Year of graduation
2000 — 26 yrs since
Specialty taxonomy
207RX0202X — NUCC code
State licenses (2)
Virginia #0101273491 · Missouri #2006018428

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1366589343. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
322
Distinct HCPCS
7
Medicare allowed
$45,062
HCPCS Description Services Patients Avg allowed
99215 Established patient office or other outpatient visit, 40-54 minutes 125 34 $158
99214 Established patient office or other outpatient visit, 30-39 minutes 82 20 $107
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes 32 18 $131
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 28 17 $87
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes 23 21 $191
99205 New patient office or other outpatient visit, 60-74 minutes 16 16 $200
99222 Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes 16 16 $143

In context: peer comparison

Among 9 peers in Fairfax Medical Oncology Physician, average services per provider: 113. This provider delivers 2.8× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$125,332
Transactions
114
Manufacturers
11
Payer (manufacturer) Industry Txns Amount
Merck Sharp & Dohme LLC 32 $44,882.94
AstraZeneca Pharmaceuticals Lp 33 $34,135.86
Janssen Biotech, INC. 27 $25,242.83
Jazz Pharmaceuticals INC. 11 $10,492.15
Amgen INC. 2 $2,864.54
Daiichi Sankyo Europe GmbH 2 $2,345.00
Abbvie INC. 1 $1,800.00
Novocure INC. 1 $1,380.00
Bayer Healthcare Pharmaceuticals INC. 1 $1,140.00
Daiichi Sankyo INC. 2 $940.00
Pfizer INC. 2 $108.18

By nature of payment

Compensation for Services Other Than Consulting, Including Serving As Faculty or As A Speaker at A Venue Other Than A Continuing Education Program
$80,855
Consulting Fee
$24,578
Travel and Lodging
$16,840
Food and Beverage
$1,571
Honoraria
$1,380
Education
$108

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
49
Patients
24
Total drug cost
$695
Drug Type Claims Patients Total cost
Dexamethasone Generic 23 12 $223
Ondansetron Hcl Generic 15 12 $355
Prochlorperazine Maleate Generic 11 0 $116

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Janakiraman Subramanian's medical specialty?
Dr. Janakiraman Subramanian practices Medical Oncology Physician in Fairfax, VA.
Where does Dr. Janakiraman Subramanian practice?
Dr. Janakiraman Subramanian practices at 8081 Innovation Park Dr, Fairfax, VA 220314867. Office phone: 5714724724.
What is Dr. Janakiraman Subramanian's NPI?
Dr. Janakiraman Subramanian's National Provider Identifier (NPI) is 1366589343, issued by NPPES.
Does Dr. Janakiraman Subramanian accept Medicare assignment?
Yes. Dr. Janakiraman Subramanian accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Janakiraman Subramanian commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99215); Established patient office or other outpatient visit (HCPCS 99214); Subsequent hospital care with moderate levelof medical decision making (HCPCS 99233). Source: CMS Medicare Physician & Other Practitioners file.