Doctor profile · Federal record

Dr. Georgios Constantinou, M.D.

Hematology & Oncology Physician (CMS: Hematology/Oncology) · Baton Rouge, LA

  • NPI 1790030278
  • Accepts Medicare
  • 14 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

Operates at 2 locations .

NPPES Updated May 11, 2026
Primary practice
7777 Hennessy Blvd Ste 6000
Baton Rouge, LA 708084366
(225) 757-0343
fax (225) 757-8354
Additional location
1513 S Grand Ave Ste 360
Los Angeles, CA 900153465
(213) 246-2422
fax (213) 246-2019
Mailing address
5959 S Sherwood Forest Blvd
Baton Rouge, LA 708166038

Credentials & registration

NPPES · NUCC
NPI registered
July 2012 — 14 yrs on file
Profile last updated
September 30, 2024
Year of graduation
2012 — 14 yrs since
Specialty taxonomy
207RH0003X — NUCC code
State license (1)
Louisiana #309978

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1790030278. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
1,073
Distinct HCPCS
9
Medicare allowed
$34,591
HCPCS Description Services Patients Avg allowed
J2405 Injection, ondansetron hydrochloride, per 1 mg 424 13 $0
J1100 Injection, dexamethasone sodium phosphate, 1 mg 310 13 $0
99214 Established patient office or other outpatient visit, 30-39 minutes 118 41 $138
36415 Insertion of needle into vein for collection of blood sample 82 33 $8
99213 Established patient office or other outpatient visit, 20-29 minutes 55 38 $98
96413 Administration of chemotherapy into vein, 1 hour or less 23 15 $152
96367 Infusion into a vein for therapy, prevention, or diagnosis, additional sequential infusion, 1 hour or less 22 13 $33
99204 New patient office or other outpatient visit, 45-59 minutes 21 21 $180
99205 New patient office or other outpatient visit, 60-74 minutes 18 18 $236

In context: peer comparison

Among 13 peers in Baton Rouge Hematology & Oncology Physician, average services per provider: 1,050. This provider delivers 1.0× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$3,762
Transactions
128
Manufacturers
15
Payer (manufacturer) Industry Txns Amount
Novartis Pharmaceuticals Corporation 17 $323.75
Takeda Pharmaceuticals U.S.A., INC. 10 $272.14
Astellas Pharma US INC 6 $256.86
Janssen Biotech, INC. 9 $237.31
Pfizer INC. 11 $236.93
E.R. Squibb & Sons, L.L.C. 12 $225.39
Daiichi Sankyo INC. 14 $220.57
Celgene Corporation 9 $204.51
AstraZeneca Pharmaceuticals Lp 8 $174.45
GlaxoSmithKline, LLC. 9 $155.76
Lilly USA, LLC 5 $133.30
Array Biopharma INC 5 $123.21
Abbvie INC. 5 $112.58
Blueprint Medicines Corporation 4 $109.43
Karyopharm Therapeutics INC. 4 $96.68

By nature of payment

Food and Beverage
$3,576
Education
$186

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
374
Patients
89
Total drug cost
$117,272
Drug Type Claims Patients Total cost
Dexamethasone Generic 48 23 $409
Ondansetron Hcl Generic 42 27 $569
Anastrozole Generic 38 13 $910
Prednisone Generic 37 13 $178
Hydrocodone-Acetaminophen (Hydrocodone/Acetaminophen) Brand 35 13 $394
Letrozole Generic 29 0 $1,043
Loperamide (Loperamide Hcl) Brand 20 0 $149
Abiraterone Acetate Generic 19 0 $67,759
Oxycodone Hcl Generic 19 0 $379
Omeprazole Generic 16 0 $217

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Georgios Constantinou's medical specialty?
Dr. Georgios Constantinou practices Hematology & Oncology Physician in Baton Rouge, LA.
Where does Dr. Georgios Constantinou practice?
Dr. Georgios Constantinou practices at 7777 Hennessy Blvd Ste 6000, Baton Rouge, LA 708084366. Office phone: 2257570343.
What is Dr. Georgios Constantinou's NPI?
Dr. Georgios Constantinou's National Provider Identifier (NPI) is 1790030278, issued by NPPES.
Does Dr. Georgios Constantinou accept Medicare assignment?
Yes. Dr. Georgios Constantinou accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Georgios Constantinou commonly perform?
Top Medicare-reported procedures in 2023: Injection, ondansetron hydrochloride, per 1 mg (HCPCS J2405); Injection, dexamethasone sodium phosphate, 1 mg (HCPCS J1100); Established patient office or other outpatient visit (HCPCS 99214). Source: CMS Medicare Physician & Other Practitioners file.