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Edit this profileAt a glance
- 1210 W 18Th St, Ste Ll03, Sioux Falls, SD 57104
About Dr. Flohr
Based in Sioux Falls, SD, Charles E. Flohr, MD is listed in the NPI registry under diagnostic radiology. Charles graduated from University of Nebraska College of Medicine in 1977. According to Medicare claims data, Charles cared for 3,923 Medicare patients across 4,314 services. The services billed most often include x-ray of chest, 1 view, x-ray of chest, 2 views, and x-ray of chest, 2 views. NPI 1306808738 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
- (605) 328-1410
- Email not available
Is this your home address or personal number? Hide it
Practice Locations
1210 W 18TH ST STE LL03
Sioux Falls, SD 57104
Conditions Evaluated or Diagnosed
Within Diagnostic Radiology generally. Availability varies by clinician, training and location — this profile has not been claimed, so nothing here is a personal claim by the provider.
Conditions
Abdomen & Pelvis
- Abdominal Pain
- Appendicitis
- Diverticulitis
- Enlarged prostate
- Gallstones
- Kidney stones
- Liver Lesions
- Ovarian cysts
Bone & Joint
- Ankle Sprain or Fracture
- Bone fractures
- Heel pain
- Hip osteoarthritis
- Osteoporosis
- Rotator cuff tear
- Torn meniscus
Brain & Head
- Brain aneurysm
- Brain tumor
- Concussion in Children
- Migraines
- Sinus infection
- Transient ischemic attack
Brain & nerves
Breast
Chest & Heart
General
Heart & blood vessels
Joint & bone
Liver & digestion
Lungs & breathing
Men's health
Neck & Thyroid
Nerve pain
Pelvic health
Spine
Spine & back
Vascular
Women's health
Procedures & services
Breast Imaging
Abdominal imaging
Biopsies
Bone Density
CT Scan
Digestive & liver
Fluoroscopy
General imaging
Heart & blood vessels
Joint & bone
MRI
Nuclear Medicine
Pelvic imaging
Screening & Prevention
Spine & back
Ultrasound
- Abdominal Ultrasound
- Carotid Ultrasound
- Leg Vein Ultrasound
- Pelvic ultrasound
- Scrotal Ultrasound
- Thyroid ultrasound
- Ultrasound
Urinary & kidney
Women's health
X-Ray
Procedures Most Often Billed to Medicare
4,314 services · 3,923 patients · 25 distinct codes
| Procedure | Type | Code | Services | Compared with peers |
|---|---|---|---|---|
| X-ray of chest, 1 view | Imaging | 71045 |
908 | More often than most peers in Diagnostic Radiology |
| X-ray of chest, 2 views | Imaging | 71046 |
884 | More than most peers in Diagnostic Radiology |
| X-ray of chest, 2 views | Imaging | 71046 |
442 | More than most peers in Diagnostic Radiology |
| X-ray of abdomen, 1 view | Imaging | 74018 |
314 | More than most peers in Diagnostic Radiology |
| Imaging for evaluation of swallowing function | Imaging | 74230 |
263 | More than most peers in Diagnostic Radiology |
| Complete ultrasound scan behind abdominal cavity | Imaging | 76770 |
262 | More than most peers in Diagnostic Radiology |
| Ultrasound scan of head and neck soft tissue | Imaging | 76536 |
225 | More than most peers in Diagnostic Radiology |
| Limited ultrasound scan of abdomen | Imaging | 76705 |
181 | More than most peers in Diagnostic Radiology |
| Dxa bone density measurement of hip, pelvis, spine | Imaging | 77080 |
112 | As often as other peers in Diagnostic Radiology |
| X-ray of abdomen, 2 views | Imaging | 74019 |
97 | More than most peers in Diagnostic Radiology |
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 radiologists at this location 7
Same specialty, same street address — most likely the same department or group.
Related specialists at this location 2
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 — 30 related providers in 4 groups
Other radiologists in Sioux Falls 6
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.
Class of 1977 at University of Nebraska College of Medicine 8
Providers who graduated from the same medical school in the same year.
Also performs X-ray of chest, 1 view 8
Providers in SD who bill this service to Medicare most often.
Common questions
What kind of doctor is Dr. Flohr?
Dr. Flohr is a radiologist in Sioux Falls, SD. That is the designation recorded for this NPI in the federal registry, where it is listed as “Diagnostic Radiology”.
NPI registry
What is Dr. Flohr's address?
Dr. Flohr is listed at 1210 W 18Th St Ste Ll03, Sioux Falls, SD 57104. 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. Flohr?
The number on file is (605) 328-1410. Contact the office directly to confirm availability and scheduling.
NPI registry
What is Dr. Flohr's NPI number?
Dr. Flohr's National Provider Identifier is 1306808738. 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. Flohr train?
Dr. Flohr attended University of Nebraska College of Medicine, graduating in 1977. This comes from the CMS National Downloadable File.
CMS public data
How long has Dr. Flohr been practicing?
Dr. Flohr has 49 years experience. Calculated from a graduation year of 1977, reported in the CMS National Downloadable File.
CMS public data
What procedures does Dr. Flohr perform?
According to Medicare billing data, Dr. Flohr performs imaging including x-ray of chest, 1 view and x-ray of chest, 2 views; provides treatments such as complete ultrasound of abdomen and pelvis artery and vein blood flow. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Has Dr. Flohr confirmed this information?
Not yet. This profile is built from public federal data and has not been confirmed by Dr. Flohr. If this is you, claiming it is free.
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