Doctor profile · Federal record

Dr. Darcy Clawson, P.A.-C

Physician Assistant · Crystal City, MO

  • NPI 1821015371
  • Accepts Medicare
  • MIPS 54.7 / 100 · 2023
  • 28 yrs in practice
  • Female
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
Highway 61 South
Crystal City, MO 630190350
(636) 916-9000
Mailing address
75 Remit Dr, Lockbox 1131
Chicago, IL 606751131

Credentials & registration

NPPES · NUCC
NPI registered
July 2006 — 20 yrs on file
Profile last updated
August 26, 2010
Year of graduation
1998 — 28 yrs since
Specialty taxonomy
363A00000X — NUCC code
State license (1)
Missouri #117774

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1821015371. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
672
Distinct HCPCS
10
Medicare allowed
$35,008
HCPCS Description Services Patients Avg allowed
99214 Established patient office or other outpatient visit, 30-39 minutes 140 139 $107
J1100 Injection, dexamethasone sodium phosphate, 1 mg 100 20 $0
87635 Amplifed dna or rna probe detection of severe acute respiratory syndrome coronavirus 2 (covid-19) antigen 73 70 $50
87502 Detection test by nucleic acid for multiple types influenza virus 46 46 $94
99204 New patient office or other outpatient visit, 45-59 minutes 41 41 $140
71046 X-ray of chest, 2 views 40 40 $28
81003 Automated urinalysis test 27 27 $2
99213 Established patient office or other outpatient visit, 20-29 minutes 25 25 $76
96372 Injection of drug or substance under skin or into muscle 22 20 $12
80051 Blood test panel for electrolytes (sodium potassium, chloride, carbon dioxide) 21 21 $7

In context: peer comparison

Among 1 peers in this city , average services per provider: 37. This provider delivers 18× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
174
Patients
172
Total drug cost
$1,631
Drug Type Claims Patients Total cost
Doxycycline Monohydrate Generic 39 39 $574
Amoxicillin-Clavulanate Potass (Amoxicillin/Potassium Clav) Brand 37 37 $386
Prednisone Generic 34 34 $65
Mupirocin Generic 20 19 $159
Cephalexin Generic 17 17 $101
Albuterol Sulfate Hfa (Albuterol Sulfate) Brand 16 15 $309
Azithromycin Generic 11 11 $37

Frequently asked questions

Auto-generated from federal data
What is Dr. Darcy Clawson's medical specialty?
Dr. Darcy Clawson practices Physician Assistant in Crystal City, MO.
Where does Dr. Darcy Clawson practice?
Dr. Darcy Clawson practices at Highway 61 South, Crystal City, MO 630190350. Office phone: 6369169000.
What is Dr. Darcy Clawson's NPI?
Dr. Darcy Clawson's National Provider Identifier (NPI) is 1821015371, issued by NPPES.
Does Dr. Darcy Clawson accept Medicare assignment?
Yes. Dr. Darcy Clawson accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Darcy Clawson commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99214); Injection, dexamethasone sodium phosphate, 1 mg (HCPCS J1100); 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.