Physician Profile
Unclaimed ProfileAbout DIR
Based in Rapid City, SD, William C Dir, MD is listed in the NPI registry under critical care (intensivists). William graduated from University of Nebraska College of Medicine in 1998. William is also listed as specializing in internal medicine and critical care medicine. According to Medicare claims data, William cared for 84 Medicare patients across 87 services.
Summarised automatically from public NPI registry and CMS Medicare data. Not written or reviewed by this provider. Claim this profile to replace it.
Education & Training
Areas of Expertise
Licensing & Certification
Source: NPPES NPI Registry
Contact Information
- (605) 755-1000
- Email not available
Practice Locations
353 FAIRMONT BLVD
Rapid City, SD 57701
Procedures Most Often Billed to Medicare
87 services · 84 patients · 2 distinct codes
| Procedure | Type | Code | Services |
|---|---|---|---|
| Critical care, first 30-74 minutes | Office visit | 99291 |
64 |
| Critical care, each additional 30 minutes | Office visit | 99292 |
23 |
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.
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 cares in Rapid City 2
Same specialty, same city.
Trained at University of Nebraska College of Medicine 8
Other providers in the same specialty who trained at the same institution.
More connections — 8 related providers in 1 group
Class of 1998 at University of Nebraska College of Medicine 8
Providers who graduated from the same medical school in the same year.
Common questions
What does Dr. Dir specialize in?
Dr. Dir is a critical care (intensivists) in Rapid City, SD. This is the primary taxonomy recorded against the NPI in the federal registry, listed there as “CRITICAL CARE (INTENSIVISTS)”.
NPI registry
Where is Dr. Dir located?
Dr. Dir is listed at 353 FAIRMONT BLVD, Rapid City, SD 57701. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
What is Dr. Dir's phone number?
The number on file is (605) 755-1000. Guide.md cannot book appointments or pass on messages — please call the office directly.
NPI registry
What is Dr. Dir's NPI number?
Dr. Dir's National Provider Identifier is 1376517268. 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 Dr. Dir go to medical school?
Dr. Dir attended University of Nebraska College of Medicine, graduating in 1998. This comes from the CMS National Downloadable File.
CMS public data
How long has Dr. Dir been practicing?
Dr. Dir has 28 years experience. Calculated from a graduation year of 1998, reported in the CMS National Downloadable File.
CMS public data
What does Dr. Dir do most often?
According to Medicare billing data, Dr. Dir 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. Dir confirmed this information?
Not yet. This profile is built from public federal data and has not been confirmed by Dr. Dir. If this is you, claiming it is free.
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Claim this profileProvider data sourced from the NPPES NPI Registry and CMS public datasets. Information is provided for reference and is not medical advice.