Physician Profile
Based in Sioux Falls, SD, Sean P. McGrann, M.D. is listed in the NPI registry under internal medicine. Sean graduated from Sanford School of Medicine of University of South Dakota in 2010. Medicare claims data shows Sean provided 417 services to 395 patients. The services billed most often include routine electrocardiogram (ecg) using at least 12 leads with interpretation and report only, initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes, and initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes.
Summarised automatically from public NPI registry and CMS Medicare data. Not written or reviewed by this provider. Claim this profile to replace it.
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1325 S CLIFF AVE
Sioux Falls, SD 57105
Within Internal Medicine generally. Availability varies by clinician, training and location — this profile has not been claimed, so nothing here is a personal claim by the provider.
Most searched conditions
Cardiometabolic
Digestive and liver
Endocrine, blood, and bone
Infectious disease
Kidney and urinary
Respiratory
Blood & Circulation
Blood disorders
Brain & Nerves
Brain and nerves
Cardiac and vascular
Digestive
Heart & Circulation
Infections
Kidney & Bladder
Lungs & Breathing
Mental Health
Neurologic and behavioral
Pain
Rheumatologic and pain
Most searched procedures
Preventive and evaluation
Screening and diagnostic testing
Bones & Joints
Brain and nerves
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Digestive
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Heart & Circulation
Heart health
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Minor procedures
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417 services · 395 patients · 3 distinct codes
| Procedure | Type | Code | Services | Compared with peers |
|---|---|---|---|---|
| Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report only | Treatment | 93010 |
238 | More often than most peers in Internal Medicine |
| Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes | Office visit | 99223 |
144 | More often than most peers in Internal Medicine |
| Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes | Office visit | 99222 |
35 | As often as other peers in Internal Medicine |
Source: CMS Medicare public data. Shows how often procedures were billed — not quality of care or patient satisfaction.
Sean P. McGrann is an internist in Sioux Falls, SD. That is the designation recorded for this NPI in the federal registry, where it is listed as “Internal Medicine”.
NPI registry
Sean P. McGrann is listed at 1325 S Cliff Ave, Sioux Falls, SD 57105. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
The number on file is (605) 322-8000. Guide.md cannot book appointments or pass on messages — please call the office directly.
NPI registry
Sean P. McGrann's National Provider Identifier is 1629394325. 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
Sean P. McGrann attended Sanford School of Medicine of University of South Dakota, graduating in 2010. This comes from the CMS National Downloadable File.
CMS public data
Sean P. McGrann has 16 years experience. Calculated from a graduation year of 2010, reported in the CMS National Downloadable File.
CMS public data
According to Medicare billing data, Sean P. McGrann provides treatments such as routine electrocardiogram using at least 12 leads with interpretation and report only, alongside routine visits and testing. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Not yet. This profile is built from public federal data and has not been confirmed by Sean P. McGrann. 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.