Doctor profile · Federal record

Dr. Nikolaos Trikalinos, MD

Medical Oncology Physician (CMS: Medical Oncology) · Saint Louis, MO

  • NPI 1790947224
  • Accepts Medicare
  • MIPS 79.3 / 100 · 2023
  • 21 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
4921 Parkview Pl, Div Im Medical Oncology, Ste 7A, 7B, 7C
Saint Louis, MO 631101032
(800) 647-2098
fax (314) 362-3192
Mailing address
Po Box 7412011
Chicago, IL 606742011

Credentials & registration

NPPES · NUCC
NPI registered
June 2008 — 18 yrs on file
Profile last updated
April 17, 2025
Year of graduation
2005 — 21 yrs since
Specialty taxonomy
207RX0202X — NUCC code
State license (1)
Missouri #2017011103
Medicaid
MO #200044819

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1790947224. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
54,306
Distinct HCPCS
10
Medicare allowed
$2,029,006
HCPCS Description Services Patients Avg allowed
J9271 Injection, pembrolizumab, 1 mg 13,400 13 $54
J9144 Injection, daratumumab, 10 mg and hyaluronidase-fihj 10,440 33 $48
J1453 Injection, fosaprepitant, 1 mg 8,700 22 $0
J9025 Injection, azacitidine, 1 mg 7,600 16 $0
J2353 Injection, octreotide, depot form for intramuscular injection, 1 mg 2,940 23 $203
J1100 Injection, dexamethasone sodium phosphate, 1 mg 2,200 67 $0
J0897 Injection, denosumab, 1 mg 1,620 14 $23
J2469 Injection, palonosetron hcl, 25 mcg 1,240 39 $1
J9041 Injection, bortezomib, 0.1 mg 1,085 14 $6
J1626 Injection, granisetron hydrochloride, 100 mcg 710 28 $0

In context: peer comparison

Among 44 peers in Saint Louis Medical Oncology Physician, average services per provider: 919. This provider delivers 59× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
437
Patients
92
Total drug cost
$41,724
Drug Type Claims Patients Total cost
Ondansetron Hcl Generic 69 30 $340
Prochlorperazine Maleate Generic 68 26 $1,952
Dexamethasone Generic 43 23 $1,586
Oxycodone Hcl Generic 43 13 $1,018
Eliquis (Apixaban) Brand 38 0 $28,358
Tramadol Hcl Generic 29 0 $284
Hydrocodone-Acetaminophen (Hydrocodone/Acetaminophen) Brand 25 0 $1,155
Morphine Sulfate ER (Morphine Sulfate) Brand 23 0 $339
Klor-Con M20 (Potassium Chloride) Brand 16 0 $347
Amlodipine Besylate Generic 15 0 $52

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Nikolaos Trikalinos's medical specialty?
Dr. Nikolaos Trikalinos practices Medical Oncology Physician in Saint Louis, MO.
Where does Dr. Nikolaos Trikalinos practice?
Dr. Nikolaos Trikalinos practices at 4921 Parkview Pl, Saint Louis, MO 631101032. Office phone: 8006472098.
What is Dr. Nikolaos Trikalinos's NPI?
Dr. Nikolaos Trikalinos's National Provider Identifier (NPI) is 1790947224, issued by NPPES.
Does Dr. Nikolaos Trikalinos accept Medicare assignment?
Yes. Dr. Nikolaos Trikalinos accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Nikolaos Trikalinos commonly perform?
Top Medicare-reported procedures in 2023: Injection, pembrolizumab, 1 mg (HCPCS J9271); Injection, daratumumab, 10 mg and hyaluronidase-fihj (HCPCS J9144); Injection, fosaprepitant, 1 mg (HCPCS J1453). Source: CMS Medicare Physician & Other Practitioners file.