Updated October 2026

Internists in Sioux Falls, SD

Internal medicine
Sioux Falls, South Dakota

Internists: 115
Linked to a hospital or group: 93
Hospitals with an internist: 23
Medical groups with an internist: 15
Practice at a hospital: 82

There are 115 internists in Sioux Falls. Avera McKennan Hospital & University Health Center has the most, 56, and Avera McKennan Hospital & University Health Center has the most affiliated internists, 59. 21% finished medical school 30 or more years ago.

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Sioux Falls internists, listed A to Z by last name

Each internist on the list has internal medicine as their primary specialty and a Sioux Falls practice address. The list shows the NPI, and how many hospitals and medical groups each one practices with. A free account names every hospital and group, with validated contacts.

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Sioux Falls internists, A to Z
Internist	Hospitals	Medical groups	Email and phone
Comfort I. Agaba, MDNPI 1891221123	3 hospitals	1 group	Contacts
Abdalah Eltayeb Mahmoud Ahmed, MDNPI 1457091993	5 hospitals	1 group	Contacts
Mohammad Ahmed, MDNPI 1528417821	5 hospitals	1 group	Contacts
Nader Amini, MDNPI 1700413184	3 hospitals	2 groups	Contacts
Stuart James Andersen, MDNPI 1205270956	1 hospital	3 groups	Contacts
Otis Sarpong Apau, MD, MPHNPI 1083145304	4 hospitals	3 groups	Contacts
Blerina AsllanajNPI 1124604582	2 hospitals	1 group	Contacts
David A. Auch, DONPI 1972560514	-	-	Contacts
Clarissa Grace Barnes, MDNPI 1770758757	3 hospitals	1 group	Contacts
Scott Alan Beckstrand, MDNPI 1932173622	5 hospitals	2 groups	Contacts
Robert D. Behrend, MDNPI 1578569000	6 hospitals	2 groups	Contacts
Emad Farid Beshai, MDNPI 1528069598	6 hospitals	11 groups	Contacts
Stephen Paul Billion, MDNPI 1497790984	-	1 group	Contacts
Anthony Breemo, MDNPI 1275918641	5 hospitals	1 group	Contacts
Alissa Jo Brummond, MDNPI 1336434737	3 hospitals	1 group	Contacts
Neil R. Brummond, MDNPI 1295020618	3 hospitals	1 group	Contacts
Jolynn A. Bugbee, MDNPI 1801858774	1 hospital	3 groups	Contacts
Aaron R. Burkhardt, DONPI 1013322205	3 hospitals	1 group	Contacts
Lorinda Lynea Covell, MDNPI 1568802155	5 hospitals	2 groups	Contacts
Can Cui, MDNPI 1811568629	-	2 groups	Contacts
Muhammad DaniyalNPI 1356902431	2 hospitals	2 groups	Contacts
Jared R. Drenkow, MDNPI 1639520448	4 hospitals	2 groups	Contacts
Joaquin Alberto Duarte Ow, MDNPI 1336589779	3 hospitals	2 groups	Contacts
Amy Nicole Evjen, MDNPI 1083931711	2 hospitals	4 groups	Contacts
Nicholas P. Fiavey, MDNPI 1760440093	1 hospital	1 group	Contacts
Jake Fowler, MDNPI 1649955758	-	-	Contacts
Allen E. Funk, MDNPI 1306841291	-	1 group	Contacts
Jenna Donelle Gassman, DONPI 1124636543	4 hospitals	1 group	Contacts
Elizabeth Pearl HallerNPI 1275929069	-	1 group	Contacts
Muhammad Hamza, MDNPI 1891290078	1 hospital	1 group	Contacts
Elizabeth Marie HartNPI 1417454331	6 hospitals	2 groups	Contacts
Michael B. Heisler, MDNPI 1225050610	-	1 group	Contacts
Dawn Marie Hill, MDNPI 1891359972	4 hospitals	3 groups	Contacts
Yang Hu, MDNPI 1245681220	3 hospitals	2 groups	Contacts
Lorraine M. Huet-Holm, MDNPI 1609886308	1 hospital	-	Contacts
Shefaly A. Jacob, MDNPI 1679223119	1 hospital	1 group	Contacts
Matthew Don Jahraus, DONPI 1750588703	2 hospitals	1 group	Contacts
Tyler Michael Jares, MDNPI 1225268436	1 hospital	1 group	Contacts
Nicholas F. Kaufman, MDNPI 1629497615	2 hospitals	1 group	Contacts
Syed Murtaza Hasan Kazmi, MDNPI 1174009971	5 hospitals	3 groups	Contacts
Muhammad Shahjahan KhanNPI 1952784001	5 hospitals	3 groups	Contacts
Muhammad Ali Khaqan, MDNPI 1033781810	5 hospitals	1 group	Contacts
Jacob Hans Krebs, DONPI 1437808516	3 hospitals	1 group	Contacts
James William Labesky Jr., MDNPI 1609803360	1 hospital	-	Contacts
Jean Marie Lageson, MDNPI 1134172463	-	1 group	Contacts
Eric A. Larson, MDNPI 1134124019	6 hospitals	2 groups	Contacts
Derek Edwin Lee, MDNPI 1083235386	6 hospitals	1 group	Contacts
Editha A. Liu, MDNPI 1275578403	3 hospitals	9 groups	Contacts
Mark Gene Lounsbery, DONPI 1568654648	6 hospitals	2 groups	Contacts
Stephen Charles Luddington, MDNPI 1265995609	5 hospitals	1 group	Contacts

Showing 1 to 10 of 96 Sioux Falls internists

The list shows the 96 internists with a public profile. The other 19 are counted in the total and searchable with a free account.

Sources: NPPES NPI Registry (CMS) and Dmand AI Affiliation Data

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Dmand AI has the EHR for 112 of 115 Sioux Falls internists, at their hospital and their practice. Filter by Epic, Oracle Health, MEDITECH, athenahealth and more, then reach them with validated work emails and mobile numbers.

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Avera McKennan Hospital & University Health Center has the most internists in Sioux Falls, with 56

Sanford Vascular Associates is second with 19, and Edith Sanford Breast Center Sioux Falls third with 16. Counts are internists with a South Dakota address linked to each group.

Medical groups with the most internists in Sioux Falls
#	Medical group	Parent organization	Internists
1	Avera McKennan Hospital & University Health CenterSioux Falls	Parent on file	56
2	Sanford Vascular AssociatesSioux Falls	Parent on file	19
3	Edith Sanford Breast Center Sioux FallsSioux Falls	Parent on file	16
4	Avera Medical Group Radiology MitchellMitchell	Parent on file	5
5	Avera St. Mary's HospitalPierre	Parent on file	3
6	Sioux Falls Specialty HospitalSioux Falls	Parent on file	2
7	Avera Aberdeen Family PhysiciansAberdeen	Parent on file	2
8	Brookings Health SystemBrookings	Parent on file	1
9	Vance Thompson VisionSioux Falls	-	1
10	Huron Regional Medical CenterHuron	Parent on file	1

Top 10 of 15 Sioux Falls medical groups with an internist

Sources: Dmand AI Affiliation Data and Dmand AI Org Hierarchy Data

Avera McKennan Hospital & University Health Center has the most affiliated internists in Sioux Falls, with 59

Avera Heart Hospital is second with 29, and Sanford USD Medical Center third with 28. Sioux Falls internists are affiliated with 23 hospitals in all.

Hospitals with the most internists in Sioux Falls
#	Hospital	Health system	Internists
1	Avera McKennan Hospital & University Health CenterSioux Falls	Avera Health	59
2	Avera Heart HospitalSioux Falls	Avera Health	29
3	Sanford USD Medical CenterSioux Falls	Sanford Health	28
4	Brookings Health SystemBrookings	City of Brookings	11
5	Avera St. Mary's HospitalPierre	Avera Health	7
6	Royal C. Johnson Veterans' Memorial HospitalSioux Falls	Veterans Health Administration	7
7	Douglas County Memorial HospitalArmour	Douglas County Memorial Hospital	7
8	Avera St. Luke's HospitalAberdeen	Avera Health	5
9	Sanford Canton-Inwood Medical CenterCanton	Sanford Health	5
10	Avera Queen of Peace HospitalMitchell	Avera Health	5

Top 10 of 23 Sioux Falls hospitals with an affiliated internistAll 8 Sioux Falls hospitals

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Source: Dmand AI Affiliation Data

Most Sioux Falls internists practice at a hospital: 82 of the 89 with a mapped site

29 also practice at a medical group site, and 23 at home health agencies. An internist can practice at several kinds of site, so the shares overlap.

Sioux Falls internists by site of care

Hospitals8292%
Medical group practices2933%
Home health agencies2326%
Hospices1820%
Imaging centers1820%

Sources: Dmand AI Affiliation Data and Dmand AI Practice Data

21% of Sioux Falls internists finished medical school 30 or more years ago

16 of the 78 Sioux Falls internists with a graduation year on file. 17 graduated in the last 10 years.

Physicians by years since medical school

Under 10 years ago1722%
10 to 19 years ago3950%
20 to 29 years ago68%
30 to 39 years ago1013%
40 or more years ago68%

Source: Dmand AI Professional Profile Data

Every Sioux Falls internist profile shows current hospitals and groups, Medicare activity and NPI details

Primary practiceThe main place they practice, with its type and cityOn every profile
Every site of careEach hospital, clinic and group where they practice nowWith a free account
EmployerThe organization they work for, when one is on fileWith a free account
Medicare servicesServices and procedure codes billed to Medicare, from CMSOn every profile
Medicare Part D prescribingClaims and drug costs from Part D, from CMSOn every profile
Industry paymentsPayments from drug and device makers, from CMS Open PaymentsOn every profile
Publications and clinical trialsResearch papers and trials linked to the NPI, when on fileOn every profile
Licenses and graduation yearState license numbers and medical school graduation yearOn every profile
NPI detailsNPI, enumeration date, primary taxonomy and practice addressOn every profile
Work email and mobile numberFound on request through healthcare waterfall enrichment, then validatedWith a free account
EHR in useThe EHR at each site where they practiceWith a free account
Colleagues at each siteThe clinicians they work with at each hospital and groupWith a free account

Free account: 30 days free, self-serve, no credit card.

Sources: NPPES NPI Registry (CMS), Medicare Physician & Other Practitioners (CMS), Open Payments (CMS) and Dmand AI Affiliation Data

Sources for the Sioux Falls internist directory

Sources for the data on this page
Data on this page	Source
HCPs, types and specialties	NPPES NPI Registry (CMS) and Dmand AI Professional Profile Data
Sites of care, hospitals and medical groups	Dmand AI Affiliation Data
Medical school graduation year	Dmand AI Professional Profile Data

Data last refreshed October 2026Report an inaccuracy Remove my information

Internists are HCPs whose primary specialty is internal medicine (taxonomy code 207R00000X), with an active NPI and a Sioux Falls practice address.

FAQ

Frequently asked questions about internists in Sioux Falls

Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.

How many internists are in Sioux Falls?

115 internists have an active NPI, a Sioux Falls practice address and internal medicine (taxonomy code 207R00000X) as their primary specialty. 93 of them are linked to a hospital or medical group.

Which Sioux Falls medical groups have the most internists?

Avera McKennan Hospital & University Health Center, with 56, followed by Sanford Vascular Associates with 19 and Edith Sanford Breast Center Sioux Falls with 16.

Which Sioux Falls hospitals have the most internists?

Avera McKennan Hospital & University Health Center, with 59 affiliated internists, followed by Avera Heart Hospital with 29 and Sanford USD Medical Center with 28.

What share of Sioux Falls internists practice at a hospital?

82 of the 89 Sioux Falls internists with a mapped site of care, or 92%, have a current hospital affiliation.

What is the taxonomy code for internal medicine?

207R00000X is the NPPES taxonomy code for internal medicine. Sub-specialties with their own code are counted on their own lists.

How can I contact internists in Sioux Falls?

Dmand AI finds validated work emails, mobile numbers and practice phone numbers for internists in Sioux Falls through healthcare waterfall enrichment, matched to the site where each one practices now. They are available with a free Dmand AI account: 30 days free, self-serve, no credit card.

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