Physician Profile
Unclaimed ProfileAbout JOHNSON
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Areas of Expertise
Common questions
What kind of doctor is Dr. Johnson?
Dr. Johnson is a critical care physician in Saint Charles, MO. This is the primary taxonomy recorded against the NPI in the federal registry, listed there as “Critical Care Medicine”.
NPI registry
What is Dr. Johnson's address?
Dr. Johnson is listed at 300 1ST CAPITOL DR, Saint Charles, MO 63301. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
How can I make an appointment with Dr. Johnson?
The number on file is (636) 947-5000. Guide.md cannot book appointments or pass on messages — please call the office directly.
NPI registry
What is Dr. Johnson's NPI number?
Dr. Johnson's National Provider Identifier is 1205874476. 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
How long has Dr. Johnson been practising?
Dr. Johnson has 20+ years experience. Registered with an NPI since 2006. National Provider Identifiers only began in 2005, so a provider who qualified earlier may have practised for longer than this.
NPI registry
What procedures does Dr. Johnson perform?
According to Medicare billing data, Dr. Johnson the Medicare record under this individual NPI shows mainly office visits and diagnostic testing. Hospital-based physicians usually have their procedural work billed by the facility rather than under their own number, so this is a floor on their practice, not a description of it. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Has Dr. Johnson confirmed this information?
Not yet. This profile is built from public federal data and has not been confirmed by Dr. Johnson. If this is you, claiming it is free.
Guide.md
Licensing & Certification
Source: NPPES NPI Registry
Contact Information
- (636) 947-5000
- Email not available
Practice Locations
300 1ST CAPITOL DR
Saint Charles, MO 63301
Procedures Most Often Billed to Medicare
25 services · 21 patients · 1 distinct codes
| Procedure | Type | Code | Services |
|---|---|---|---|
| Critical care, first 30-74 minutes | Office visit | 99291 |
25 |
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 7
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 critical care physicians in Saint Charles 4
Same specialty, same city.
Provider data sourced from the NPPES NPI Registry and CMS public datasets. Information is provided for reference and is not medical advice.