Steven Twidwell, PA
NPI 1215526785 · Physician Assistant · Saint Louis, MO
Enrolled with Medicare as Practitioner - Physician Assistant · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Steven Twidwell, PA is a Physician Assistant provider in Saint Louis, MO (NPI 1215526785).
Provider details
- NPI number
- 1215526785
- Entity type
- Individual
- Primary specialty
- Physician AssistantPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- PA
- Sex
- Male
- Sole proprietor
- No
- License
- 2022004609 (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
5 yrs in NPPES registry
- Profile completeness25% of score
100% of core fields populated
- Practice footprint15% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)25% of score
488 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) |
|---|---|---|
| Ultrasonic Guidance for Blood Vessel Access76937 | 94 | $11 |
| Fluoroscopic Guidance for Insertion Or Removal of Central Vein Access Device77001 | 81 | $15 |
| Insertion of Central Venous Tube With Port (5 Years Or Older)36561 | 48 | $266 |
| Review By Radiologist of Image for Replacement of Stomach Or Large Bowel Tube75984 | 38 | $31 |
| Insertion of Non-Tunneled Central Venous Tube for Infusion (5 Years Or Older)36556 | 30 | $68 |
| Replacement of Kidney Drainage Tube Using Imaging Guidance With Review By Radiologist50435 | 26 | $108 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$207 across 7 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
Registry dates
- Enumerated
- 2021-01-11
- Last updated
- 2025-04-17
- Certified
- 2024-03-11
Frequently asked questions
- What is Steven Twidwell's NPI number?
- Steven Twidwell's National Provider Identifier (NPI) is 1215526785, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Steven Twidwell's specialty?
- Steven Twidwell is listed in the NPPES registry with a primary specialty of Physician Assistant (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Steven Twidwell located?
- Steven Twidwell's practice location on file with NPPES is 510 S Kingshighway Blvd, Saint Louis, MO 63110-1016.
- What is Steven Twidwell's phone number?
- The practice phone number listed in the NPPES registry for Steven Twidwell is (314) 362-7200.
- Does Steven Twidwell accept Medicare?
- Steven Twidwell is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Steven Twidwell's NPI active?
- Yes — Steven Twidwell's NPI (1215526785) is active in the NPPES registry as of the last update on 2025-04-17.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.