Physician Profile
Unclaimed ProfileAbout FENNER
Randall Scott Fenner, M.D. is a healthcare provider in Sioux Falls, SD specializing in endocrinology. Randall trained at Sanford School of Medicine of University of South Dakota, graduating in 2008. Randall is also listed as specializing in endocrinology, diabetes & metabolism and student in an organized health care education program. Medicare claims data shows Randall provided 1,095 services to 657 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
Areas of Expertise
Licensing & Certification
Source: NPPES NPI Registry
Contact Information
- (605) 328-8700
- Email not available
Practice Locations
1305 W 18TH ST
Sioux Falls, SD 57105
Procedures Most Often Billed to Medicare
1,095 services · 657 patients · 9 distinct codes
| Procedure | Type | Code | Services |
|---|---|---|---|
| Continuous monitoring of blood sugar level in tissue fluid using sensor under skin with interpretation and report | Treatment | 95251 |
42 |
| Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes | Office visit | 99232 |
433 |
| Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more | Office visit | 99214 |
227 |
| Visit complexity inherent to evaluation and management associated with medical care services that serve as the continuing focal point for all needed health care services and/or with medical care services that are part of ongoing care related to a patient' | Billing code | G2211 |
157 |
| Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes | Office visit | 99222 |
86 |
| Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more | Office visit | 99213 |
77 |
| Subsequent hospital care with straightforward or low level of medical decision making, per day, if using time, at least 25 minutes | Office visit | 99231 |
31 |
| New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more | Office visit | 99204 |
28 |
| Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more | Office visit | 99214 |
14 |
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 endocrinology specialists at this location 1
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 endocrinology specialists in Sioux Falls 7
Same specialty, same city.
More connections — 18 related providers in 3 groups
Trained at Sanford School of Medicine of University of South Dakota 4
Other providers in the same specialty who trained at the same institution.
Class of 2008 at Sanford School of Medicine of University of South Dakota 8
Providers who graduated from the same medical school in the same year.
Also performs Continuous monitoring of blood sugar level in tissue fluid using sensor under skin with interpretation and report 6
Providers in SD who bill this service to Medicare most often.
Common questions
What kind of doctor is Dr. Fenner?
Dr. Fenner is an endocrinology in Sioux Falls, SD. This is the primary taxonomy recorded against the NPI in the federal registry, listed there as “ENDOCRINOLOGY”.
NPI registry
What is Dr. Fenner's address?
Dr. Fenner is listed at 1305 W 18TH ST, Sioux Falls, SD 57105. 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. Fenner?
The number on file is (605) 328-8700. Guide.md cannot book appointments or pass on messages — please call the office directly.
NPI registry
What is the NPI for Dr. Fenner?
Dr. Fenner's National Provider Identifier is 1073780375. 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. Fenner train?
Dr. Fenner attended Sanford School of Medicine of University of South Dakota, graduating in 2008. This comes from the CMS National Downloadable File.
CMS public data
How much experience does Dr. Fenner have?
Dr. Fenner has 18 years experience. Calculated from a graduation year of 2008, reported in the CMS National Downloadable File.
CMS public data
What procedures does Dr. Fenner perform?
According to Medicare billing data, Dr. Fenner provides treatments such as continuous monitoring of blood sugar level in tissue fluid using sensor under skin with interpretation and report, alongside routine visits and testing. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Is Dr. Fenner's profile verified?
Not yet. This profile is built from public federal data and has not been confirmed by Dr. Fenner. 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.