Darcy Clawson, P.A.-C
NPI 1821015371 · Physician Assistant · Crystal City, MO
Enrolled with Medicare as Practitioner - Physician Assistant · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Darcy Clawson, P.A.-C is a Physician Assistant provider in Crystal City, MO (NPI 1821015371).
Provider details
- NPI number
- 1821015371
- Entity type
- Individual
- Primary specialty
- Physician AssistantPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- P.A.-C
- Sex
- Female
- Sole proprietor
- No
- License
- 117774 (MO)
Specialties & taxonomies
Physician Assistants & Advanced Practice Nursing Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure28% of score
19 yrs in NPPES registry
- Profile completeness28% of score
100% of core fields populated
- Practice footprint17% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)28% of score
443 Medicare services, 2024 (ranked within specialty)
Medicare volume is ranked against active providers in the same specialty. Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our methodology.
What this provider does (Medicare)
Based on Medicare fee-for-service claims, 2024; not all care is captured.
| Service (HCPCS) | Medicare services | Typical Medicare-allowed (2024) |
|---|---|---|
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 77 | $72 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 65 | $102 |
| Amplifed Dna Or Rna Probe Detection of Severe Acute Respiratory Syndrome Coronavirus 2 (covid-19) Antigen87635 | 50 | $50 |
| Detection Test By Nucleic Acid for Multiple Types Influenza Virus87502 | 39 | $94 |
| X-Ray of Chest, 2 Views71046 | 34 | $26 |
| New Patient Office Or Other Outpatient Visit With Moderate Level of Medical Decision Making, If Using Time, 45 Minutes Or More99204 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 7 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Prednisone | 47 | 47 |
| Doxycycline Monohydrate | 40 | 40 |
| Amoxicillin/Potassium Clavbrand: Amoxicillin-Clavulanate Potass | 24 | 24 |
| Cephalexin | 19 | 18 |
| Mupirocin | 15 | 13 |
| Albuterol Sulfatebrand: Albuterol Sulfate Hfa | 12 | 12 |
| Nitrofurantoin Monohyd/M-Crystbrand: Nitrofurantoin Mono-Macro |
Practice location
Mailing address
Registry dates
- Enumerated
- 2006-07-17
- Last updated
- 2010-08-26
Frequently asked questions
- What is Darcy Clawson's NPI number?
- Darcy Clawson's National Provider Identifier (NPI) is 1821015371, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Darcy Clawson's specialty?
- Darcy Clawson is listed in the NPPES registry with a primary specialty of Physician Assistant (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Darcy Clawson located?
- Darcy Clawson's practice location on file with NPPES is Highway 61 South, Crystal City, MO 63019-0350.
- What is Darcy Clawson's phone number?
- The practice phone number listed in the NPPES registry for Darcy Clawson is (636) 916-9000.
- Does Darcy Clawson accept Medicare?
- Darcy Clawson is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Darcy Clawson's NPI active?
- Yes — Darcy Clawson's NPI (1821015371) is active in the NPPES registry as of the last update on 2010-08-26.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.