Doctor profile · Federal record

Dr. Steven Malarchick, FNP

Family Nurse Practitioner (CMS: Nurse Practitioner) · Saint Louis, MO

  • NPI 1427724640
  • Accepts Medicare
  • MIPS 67.2 / 100 · 2023
  • 5 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
1 Barnes Jewish Hospital Plz, Dept Emergency MED
Saint Louis, MO 631101003
(314) 362-9123
fax (314) 362-0478
Mailing address
Po Box 7412011
Chicago, IL 606742011

Credentials & registration

NPPES · NUCC
NPI registered
August 2021 — 5 yrs on file
Profile last updated
April 17, 2025
Year of graduation
2021 — 5 yrs since
Specialty taxonomy
363LF0000X — NUCC code
State license (1)
Missouri #2023043194
Medicaid
MO #420138552

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1427724640. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
280
Distinct HCPCS
7
Medicare allowed
$17,771
HCPCS Description Services Patients Avg allowed
99213 Established patient office or other outpatient visit, 20-29 minutes 115 111 $72
99203 New patient office or other outpatient visit, 30-44 minutes 51 51 $88
99214 Established patient office or other outpatient visit, 30-39 minutes 42 41 $102
81003 Automated urinalysis test 32 30 $2
87880 Detection test by immunoassay with direct visual observation for streptococcus, group a (strep) 17 17 $16
71046 X-ray of chest, 2 views 12 12 $21
96372 Injection of drug or substance under skin or into muscle 11 11 $11

In context: peer comparison

Among 146 peers in Saint Louis Family Nurse Practitioner, average services per provider: 97. This provider delivers 2.9× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
92
Patients
92
Total drug cost
$850
Drug Type Claims Patients Total cost
Cephalexin Generic 33 33 $229
Amoxicillin-Clavulanate Potass (Amoxicillin/Potassium Clav) Brand 32 32 $320
Fluticasone Propionate Generic 14 14 $225
Azithromycin Generic 13 13 $76

Frequently asked questions

Auto-generated from federal data
What is Dr. Steven Malarchick's medical specialty?
Dr. Steven Malarchick practices Family Nurse Practitioner in Saint Louis, MO.
Where does Dr. Steven Malarchick practice?
Dr. Steven Malarchick practices at 1 Barnes Jewish Hospital Plz, Saint Louis, MO 631101003. Office phone: 3143629123.
What is Dr. Steven Malarchick's NPI?
Dr. Steven Malarchick's National Provider Identifier (NPI) is 1427724640, issued by NPPES.
Does Dr. Steven Malarchick accept Medicare assignment?
Yes. Dr. Steven Malarchick accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Steven Malarchick commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99213); New patient office or other outpatient visit (HCPCS 99203); Established patient office or other outpatient visit (HCPCS 99214). Source: CMS Medicare Physician & Other Practitioners file.