Provider Profile
Douglas Retzer, CRNA
Unclaimed ProfileAbout Douglas Retzer
Douglas Retzer, CRNA is a certified registered nurse anesthetist (crna) practicing in Rapid City, SD. Douglas is also listed as specializing in certified registered nurse anesthetist. Medicare claims data shows Douglas provided 600 services to 553 patients.
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
Specialty
Credentials & Licensing
Source: NPPES NPI Registry
Contact Information
- (605) 721-0337
- Email not available
Practice Locations
216 ANAMARIA DR
Rapid City, SD 57701
Procedures Most Often Billed to Medicare
600 services · 553 patients · 4 distinct codes
| Procedure | Type | Code | Services |
|---|---|---|---|
| Anesthesia for lens surgery | Anaesthesia | 00142 |
435 |
| Anesthesia for procedure on eyelid | Anaesthesia | 00103 |
67 |
| Anesthesia for other procedure on eye | Anaesthesia | 00140 |
51 |
| Anesthesia for retinal surgery | Anaesthesia | 00145 |
47 |
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 certified registered nurse anesthetists at this location 8
Same specialty, same street address — most likely the same department or group.
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 certified registered nurse anesthetists in Rapid City 6
Same specialty, same city.
More connections — 24 related providers in 3 groups
Trained at Other 8
Other providers in the same specialty who trained at the same institution.
Class of 1999 at Other 8
Providers who graduated from the same medical school in the same year.
Also performs Anesthesia for lens surgery 8
Providers in SD who bill this service to Medicare most often.
Common questions
What does Dr. Retzer specialize in?
Dr. Retzer is a certified registered nurse anesthetist (crna) in Rapid City, SD. This is the primary taxonomy recorded against the NPI in the federal registry, listed there as “CERTIFIED REGISTERED NURSE ANESTHETIST (CRNA)”.
NPI registry
Where is Dr. Retzer located?
Dr. Retzer is listed at 216 ANAMARIA DR, Rapid City, SD 57701. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
What is Dr. Retzer's phone number?
The number on file is (605) 721-0337. Guide.md cannot book appointments or pass on messages — please call the office directly.
NPI registry
What is the NPI for Dr. Retzer?
Dr. Retzer's National Provider Identifier is 1376537803. 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. Retzer go to medical school?
Dr. Retzer attended Other, graduating in 1999. This comes from the CMS National Downloadable File.
CMS public data
How much experience does Dr. Retzer have?
Dr. Retzer has 27 years experience. Calculated from a graduation year of 1999, reported in the CMS National Downloadable File.
CMS public data
What does Dr. Retzer do most often?
According to Medicare billing data, Dr. Retzer provides treatments such as anesthesia for lens surgery and anesthesia for procedure on eyelid. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Is Dr. Retzer's profile verified?
Not yet. This profile is built from public federal data and has not been confirmed by Dr. Retzer. If this is you, claiming it is free.
Guide.md
Provider data sourced from the NPPES NPI Registry and CMS public datasets. Information is provided for reference and is not medical advice.