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Edit this profileAt a glance
- 300 1St Capitol Dr, Saint Charles, MO 63301
About Nathaniel Best
Listed in the NPI registry as a physician assistant, Nathaniel W. Best, PA-C practices in Saint Charles, MO. According to Medicare claims data, Nathaniel cared for 222 Medicare patients across 227 services. The services billed most often include emergency department visit with high level of medical decision making, emergency department visit with moderate level of medical decision making, and critical care, first 30-74 minutes. NPI 1467928408 identifies this record in the national registry.
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
- (636) 947-5000
- Email not available
Practice Locations
300 1ST CAPITOL DR
Saint Charles, MO 63301
Procedures Most Often Billed to Medicare
227 services · 222 patients · 3 distinct codes
| Procedure | Type | Code | Services | Compared with peers |
|---|---|---|---|---|
| Emergency department visit with high level of medical decision making | Office visit | 99285 |
133 | More often than most peers in Physician Assistant |
| Emergency department visit with moderate level of medical decision making | Office visit | 99284 |
72 | More often than most peers in Physician Assistant |
| Critical care, first 30-74 minutes | Office visit | 99291 |
22 | As often as other 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.
Other physician assistants at this location 1
Same specialty, same street address — most likely the same department or group.
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.
More connections — 23 related providers in 3 groups
Other physician assistants in Saint Charles 7
Same specialty, same city.
Trained at Other 8
Other providers in the same specialty who trained at the same institution.
Class of 2018 at Other 8
Providers who graduated from the same medical school in the same year.
Common questions
What does Nathaniel W. Best specialize in?
Nathaniel W. Best is a physician assistant in Saint Charles, MO. That is the designation recorded for this NPI in the federal registry.
NPI registry
Where is Nathaniel W. Best located?
Nathaniel W. Best 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
What is Nathaniel W. Best's phone number?
The number on file is (636) 947-5000. Contact the office directly to confirm availability and scheduling.
NPI registry
What is Nathaniel W. Best's NPI number?
Nathaniel W. Best's National Provider Identifier is 1467928408. 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 Nathaniel W. Best train?
Nathaniel W. Best attended Other, graduating in 2018. This comes from the CMS National Downloadable File.
CMS public data
How long has Nathaniel W. Best been practicing?
Nathaniel W. Best has 8 years experience. Calculated from a graduation year of 2018, reported in the CMS National Downloadable File.
CMS public data
What does Nathaniel W. Best do most often?
According to Medicare billing data, Nathaniel W. Best 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 Nathaniel W. Best confirmed this information?
Not yet. This profile is built from public federal data and has not been confirmed by Nathaniel W. Best. If this is you, claiming it is free.
Guide.md
Guide.md listings do not constitute medical advice or an endorsement.