Doctor profile · Federal record

Dr. Janene Sparks, DO

Emergency Medicine Physician (CMS: Emergency Medicine) · Saint Charles, MO

  • NPI 1275578874
  • Accepts Medicare
  • MIPS 54.7 / 100 · 2023
  • 24 yrs in practice
  • Female
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
300 1St Capitol Dr
Saint Charles, MO 633012844
(636) 947-5000
fax (636) 947-5090
Mailing address
1836 Lackland Hill Pkwy, Attention: Credentialing Department
Saint Louis, MO 631463572

Credentials & registration

NPPES · NUCC
NPI registered
June 2006 — 20 yrs on file
Profile last updated
July 8, 2007
Year of graduation
2002 — 24 yrs since
Specialty taxonomy
207P00000X — NUCC code
State license (1)
Missouri #2006006321

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1275578874. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
275
Distinct HCPCS
10
Medicare allowed
$17,212
HCPCS Description Services Patients Avg allowed
99214 Established patient office or other outpatient visit, 30-39 minutes 46 46 $126
99204 New patient office or other outpatient visit, 45-59 minutes 38 38 $165
87635 Amplifed dna or rna probe detection of severe acute respiratory syndrome coronavirus 2 (covid-19) antigen 30 30 $50
87502 Detection test by nucleic acid for multiple types influenza virus 26 26 $94
71046 X-ray of chest, 2 views 22 22 $33
80051 Blood test panel for electrolytes (sodium potassium, chloride, carbon dioxide) 18 18 $7
82550 Creatine kinase (cardiac enzyme) level, total 18 18 $6
82565 Blood creatinine level 18 18 $5
84520 Urea nitrogen level to assess kidney function, quantitative 18 18 $4
85018 Blood count, hemoglobin 17 17 $2

In context: peer comparison

Among 5 peers in Saint Charles Emergency Medicine Physician, average services per provider: 52. This provider delivers 5.3× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
45
Patients
45
Total drug cost
$327
Drug Type Claims Patients Total cost
Prednisone Generic 19 19 $44
Paxlovid (Eua) (Nirmatrelvir/Ritonavir) Brand 14 14 $149
Amoxicillin-Clavulanate Potass (Amoxicillin/Potassium Clav) Brand 12 12 $135

Frequently asked questions

Auto-generated from federal data
What is Dr. Janene Sparks's medical specialty?
Dr. Janene Sparks practices Emergency Medicine Physician in Saint Charles, MO.
Where does Dr. Janene Sparks practice?
Dr. Janene Sparks practices at 300 1St Capitol Dr, Saint Charles, MO 633012844. Office phone: 6369475000.
What is Dr. Janene Sparks's NPI?
Dr. Janene Sparks's National Provider Identifier (NPI) is 1275578874, issued by NPPES.
Does Dr. Janene Sparks accept Medicare assignment?
Yes. Dr. Janene Sparks accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Janene Sparks commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99214); New patient office or other outpatient visit (HCPCS 99204); Amplifed dna or rna probe detection of severe acute respiratory syndrome coronavirus 2 (covid-19) antigen (HCPCS 87635). Source: CMS Medicare Physician & Other Practitioners file.