David Winchell, P.A.-C
NPI 1871550921 · Medical Physician Assistant · Saint Peters, MO
Enrolled with Medicare as Practitioner - Physician Assistant · source: CMS PECOS Public Provider Enrollment (2026.04.01)
David Winchell, P.A.-C is a Medical Physician Assistant provider in Saint Peters, MO (NPI 1871550921).
Provider details
- NPI number
- 1871550921
- Entity type
- Individual
- Primary specialty
- Medical Physician AssistantPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- P.A.-C
- Sex
- Male
- Sole proprietor
- No
- License
- 102833 (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 tenure25% of score
20 yrs in NPPES registry
- Profile completeness25% of score
100% of core fields populated
- Practice footprint15% of score
3 documented practice locations
- Medicare service volume (vs. specialty peers)25% of score
1,153 Medicare services, 2024 (ranked within specialty)
- Open Payments transparency10% of score
Has Open Payments disclosures (2024)
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 .
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) |
|---|---|---|
| Destruction of Precancer Skin Growth, 2-14 Growths17003 | 384 | $6 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 254 | $78 |
| Destruction of Precancer Skin Growth, 1 Growth17000 | 155 | $46 |
| Destruction of Skin Growth, 1-14 Growths17110 | 136 | $96 |
| Biopsy of Related Skin Growth, First Growth11102 | 80 | $76 |
| New Patient Office Or Other Outpatient Visit With Low Level of Medical Decision Making, If Using Time, 30 Minutes Or More |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 13 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Ketoconazole | 152 | 72 |
| Triamcinolone Acetonide | 115 | 81 |
| Clobetasol Propionate | 69 | 28 |
| Doxycycline Hyclate | 37 | 13 |
| Fluocinonide | 34 | 19 |
| Hydrocortisone | 32 | 26 |
| Clindamycin Phosphate | 24 | 19 |
| Mupirocin | 23 | 18 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$3,800 across 179 records (Open Payments 2024)
Open Payments discloses payments and transfers of value (meals, travel, consulting, research, royalties) from drug and device makers to providers. This is a transparency signal, not a verdict — such payments are legal and common, and their presence is neither an endorsement nor a criticism. Source: CMS Open Payments, program year 2024.
Practice location
Mailing address
Additional practice locations (2)
- 9209 Phoenix Village PkwyO Fallon, MO 63368-4280Phone: (636) 561-4613Fax: (636) 561-4610
- 1800 Wentzville PkwyWentzville, MO 63385-3817Phone: (636) 200-9220Fax: (636) 590-7659
Registry dates
- Enumerated
- 2006-05-01
- Last updated
- 2025-03-18
- Certified
- 2025-03-18
Frequently asked questions
- What is David Winchell's NPI number?
- David Winchell's National Provider Identifier (NPI) is 1871550921, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is David Winchell's specialty?
- David Winchell is listed in the NPPES registry with a primary specialty of Medical Physician Assistant (Physician Assistants & Advanced Practice Nursing Providers).
- Where is David Winchell located?
- David Winchell's practice location on file with NPPES is 5700 Mexico Rd Ste 14, Saint Peters, MO 63376.
- What is David Winchell's phone number?
- The practice phone number listed in the NPPES registry for David Winchell is (636) 277-0371.
- Does David Winchell accept Medicare?
- David Winchell is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is David Winchell's NPI active?
- Yes — David Winchell's NPI (1871550921) is active in the NPPES registry as of the last update on 2025-03-18.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.