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Edit this profileAt a glance
- 1 Barnes Jewish Hospital Plz, Dept Neurological Surgery, Saint Louis, MO 63110
About Stephen Simpson
Stephen P. Simpson, PA is a physician assistant practicing in Saint Louis, MO. According to Medicare claims data, Stephen cared for 185 Medicare patients across 194 services. The services billed most often include insertion of needle into vein (3 years or older), insertion of tube for infusion (5 years or older), and critical care, first 30-74 minutes. This provider record is associated with NPI 1083375190.
Factual summary compiled by Guide.md from public records; not written by this provider.
Education & Training
Specialty
Credentials & Licensing
Medicare information
Exactly as CMS reports it (National Downloadable File, Opt-Out Affidavits, Order & Referring). Not an insurance directory; confirm coverage with the office.
Contact Information
- (314) 362-3577
- Email not available
Is this your home address or personal number? Hide it
Practice Locations
1 BARNES JEWISH HOSPITAL PLZ DEPT NEUROLOGICAL SURGERY
Saint Louis, MO 63110
Procedures Most Often Billed to Medicare
194 services · 185 patients · 6 distinct codes
| Procedure | Type | Code | Services | Compared with peers |
|---|---|---|---|---|
| Insertion of needle into vein (3 years or older) | Procedure | 36410 |
84 | More than most peers in Physician Assistant |
| Insertion of tube for infusion (5 years or older) | Procedure | 36569 |
35 | Too few peers to compare |
| Insertion of non-tunneled central venous tube for infusion (5 years or older) | Procedure | 36556 |
12 | Less often than most peers in Physician Assistant |
| Critical care, first 30-74 minutes | Office visit | 99291 |
29 | As often as other peers in Physician Assistant |
| Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes | Office visit | 99233 |
21 | Less often than most peers in Physician Assistant |
| Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes | Office visit | 99232 |
13 | Less often than most peers in Physician Assistant |
Source: CMS Medicare public data. Shows how often procedures were billed — not quality of care or patient satisfaction.
Related providers
Connections drawn from the registry and from what providers have told us. A link here is not a referral or an endorsement.
Related specialists at this location 8
Clinically related specialties at the same address — the people this provider most likely works alongside.
Also at this address 4
Providers at the same street address. Each files their own registry entry, so a shared practice often appears under several different names.
Other physician assistants in Saint Louis 8
Same specialty, same city.
More connections — 17 related providers in 3 groups
Trained at Other 8
Other providers in the same specialty who trained at the same institution.
Class of 2022 at Other 8
Providers who graduated from the same medical school in the same year.
Also performs Insertion of needle into vein (3 years or older) 1
Providers in MO who bill this service to Medicare most often.
Common questions
What does Stephen P. Simpson specialize in?
Stephen P. Simpson is a physician assistant in Saint Louis, MO. That is the designation recorded for this NPI in the federal registry.
NPI registry
Where is Stephen P. Simpson located?
Stephen P. Simpson is listed at 1 Barnes Jewish Hospital Plz Dept Neurological Surgery, Saint Louis, MO 63110. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
What is Stephen P. Simpson's phone number?
The number on file is (314) 362-3577. Contact the office directly to confirm availability and scheduling.
NPI registry
What is Stephen P. Simpson's NPI number?
Stephen P. Simpson's National Provider Identifier is 1083375190. It is issued by the Centers for Medicare & Medicaid Services and is unique and permanent — it does not change if they move practice.
NPI registry
Where did Stephen P. Simpson train?
Stephen P. Simpson attended Other, graduating in 2022. This comes from the CMS National Downloadable File.
CMS public data
How long has Stephen P. Simpson been practicing?
Stephen P. Simpson has 4 years experience. Calculated from a graduation year of 2022, reported in the CMS National Downloadable File.
CMS public data
What does Stephen P. Simpson do most often?
According to Medicare billing data, Stephen P. Simpson performs procedures including insertion of needle into vein, insertion of tube for infusion and insertion of non-tunneled central venous tube for infusion, alongside routine visits and testing. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Has Stephen P. Simpson confirmed this information?
Not yet. This profile is built from public federal data and has not been confirmed by Stephen P. Simpson. If this is you, claiming it is free.
Guide.md
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