Updated October 2026

Internists in Chattanooga, TN

Internal medicine
Chattanooga, Tennessee

Internists: 227
Linked to a hospital or group: 191
Hospitals with an internist: 20
Medical groups with an internist: 51
Practice at a hospital: 159

There are 227 internists in Chattanooga. Memorial Health Partners Foundation has the most, 52, and Erlanger Baroness Hospital has the most affiliated internists, 92. 40% finished medical school 30 or more years ago.

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Chattanooga internists, listed A to Z by last name

Each internist on the list has internal medicine as their primary specialty and a Chattanooga 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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Chattanooga internists, A to Z
Internist	Hospitals	Medical groups	Email and phone
John Aaron, MDNPI 1629019922	3 hospitals	3 groups	Contacts
Samuel H. Abbas, MDNPI 1497105373	-	3 groups	Contacts
Betty Elsa Abraham, MDNPI 1093923633	1 hospital	2 groups	Contacts
Charles C. Adams, MDNPI 1437192465	1 hospital	-	Contacts
Richard O. Addo, MDNPI 1639139413	1 hospital	16 groups	Contacts
Essam M. Aghel, MDNPI 1184651481	-	-	Contacts
Anthony Lorenzo Aird, MDNPI 1457513517	4 hospitals	8 groups	Contacts
Rohini Roni Alay, MDNPI 1528057288	1 hospital	1 group	Contacts
David Ryan Ambrosetti, DONPI 1154785327	2 hospitals	4 groups	Contacts
Natasha AmjedNPI 1992268965	1 hospital	2 groups	Contacts
Oana L. Andreescu, MDNPI 1306821947	2 hospitals	1 group	Contacts
David William John Armstrong, MD, PhDNPI 1386209690	-	1 group	Contacts
Susanna Awoyode, MD, MHSNPI 1578917811	2 hospitals	2 groups	Contacts
Sarah McCary Baker, MDNPI 1922426709	3 hospitals	1 group	Contacts
James Clifford Balvich, MDNPI 1033434873	4 hospitals	3 groups	Contacts
Arundhuti Oli Banerjee, MDNPI 1740596493	4 hospitals	12 groups	Contacts
Philip A. Bannor, MDNPI 1962415299	-	1 group	Contacts
Usman Ahmad Barula, MDNPI 1184775991	1 hospital	5 groups	Contacts
Thomas Edward Bateman III, MDNPI 1780028407	1 hospital	1 group	Contacts
Whitney Kaylan Black, MDNPI 1497990170	2 hospitals	2 groups	Contacts
Valerie A. Boaz, MDNPI 1255498895	-	1 group	Contacts
Judith J. Boggess, MDNPI 1457315848	-	2 groups	Contacts
Vani Bollineni, MDNPI 1144430141	1 hospital	1 group	Contacts
Gracelyn Cheruba Bose, MBA, MDNPI 1326780537	1 hospital	1 group	Contacts
Nathan Reid Brott, MDNPI 1902549025	3 hospitals	1 group	Contacts
Ellenmarie Zwank Brown, MDNPI 1568629699	2 hospitals	6 groups	Contacts
Lori Alborn Brown, MDNPI 1083628499	1 hospital	2 groups	Contacts
Allison A. Cannon, MDNPI 1437134517	1 hospital	1 group	Contacts
Esha Cannon, DONPI 1700183522	2 hospitals	4 groups	Contacts
Jacob Bruce Cantrell, MDNPI 1417284498	1 hospital	2 groups	Contacts
Leslie Gail Carnahan, MDNPI 1801092424	-	2 groups	Contacts
Larry Curtis Cary, MDNPI 1154591246	1 hospital	2 groups	Contacts
David Castrilli, MDNPI 1033477666	2 hospitals	2 groups	Contacts
Ami Heather Chattin Ponce, MDNPI 1922119288	1 hospital	2 groups	Contacts
Collin G. Cherry, MDNPI 1659375491	4 hospitals	1 group	Contacts
Aaron H. Cohen, DONPI 1073855540	2 hospitals	5 groups	Contacts
John D. Cranwell, MDNPI 1134194285	-	2 groups	Contacts
Alexander Timothy Crossett, MDNPI 1538742952	1 hospital	1 group	Contacts
Charles A. Crump Jr., MDNPI 1093704744	1 hospital	2 groups	Contacts
Holley Leona Davis, MDNPI 1407198179	3 hospitals	1 group	Contacts
Jignesh Desai, MDNPI 1265857114	6 hospitals	4 groups	Contacts
Norman A. Desbiens, MDNPI 1326029604	-	1 group	Contacts
Peter Roger Deversa, MDNPI 1598773871	-	4 groups	Contacts
Lakshman Kumar Dinavahi, MDNPI 1528233723	3 hospitals	4 groups	Contacts
Arlene J. Donowitz, MDNPI 1548247109	4 hospitals	1 group	Contacts
Jennifer Michelle Whitley Dooley, MDNPI 1063532992	1 hospital	1 group	Contacts
Michael Douglas, MDNPI 1932296373	1 hospital	-	Contacts
Steven H. Dowlen, MDNPI 1841277431	-	1 group	Contacts
Tracy M. Dozier, MDNPI 1831382373	3 hospitals	3 groups	Contacts
William D. Drinnon, MDNPI 1831174168	2 hospitals	1 group	Contacts

Showing 1 to 50 of 200 Chattanooga internists

The list shows the 200 internists with a public profile. The other 27 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 193 of 227 Chattanooga 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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Memorial Health Partners Foundation has the most internists in Chattanooga, with 52

Erlanger is second with 45, and Erlanger third with 39. Counts are internists with a Tennessee address linked to each group.

Medical groups with the most internists in Chattanooga
#	Medical group	Parent organization	Internists
1	Memorial Health Partners FoundationChattanooga	Parent on file	52
2	ErlangerChattanooga	Parent on file	45
3	ErlangerChattanooga	Parent on file	39
4	Hospital Medicine Services of TNNashville	Parent on file	22
5	Southeastern Physician Services PCOak Ridge	-	19
6	Beacon Health AllianceChattanooga	-	9
7	American Physician PartnersBrentwood	Parent on file	7
8	Galen Medical GroupHixson	-	5
9	Tennessee OncologyNashville	-	4
10	Ascension Saint Thomas Medical PartnersNashville	Parent on file	2

Top 10 of 51 Chattanooga medical groups with an internist

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

Erlanger Baroness Hospital has the most affiliated internists in Chattanooga, with 92

CommonSpirit - Memorial Hospital - Chattanooga is second with 82, and Parkridge Medical Center third with 32. Chattanooga internists are affiliated with 20 hospitals in all.

Hospitals with the most internists in Chattanooga
#	Hospital	Health system	Internists
1	Erlanger Baroness HospitalChattanooga	Erlanger Health	92
2	CommonSpirit - Memorial Hospital - ChattanoogaChattanooga	CommonSpirit Health	82
3	Parkridge Medical CenterChattanooga	HCA Healthcare	32
4	Siskin Hospital for Physical RehabilitationChattanooga	Siskin Hospital	10
5	Rhea Medical CenterDayton	Rhea County, Tennessee	6
6	Bradley Medical CenterCleveland	Hamilton Health Care System	5
7	TriStar Centennial Medical CenterNashville	HCA Healthcare	3
8	Kindred Hospital ChattanoogaChattanooga	ScionHealth	3
9	TriStar NorthCrest Medical CenterSpringfield	HCA Healthcare	2
10	Highpoint Health - Sumner with Ascension Saint ThomasGallatin	Lifepoint Health	1

Top 10 of 20 Chattanooga hospitals with an affiliated internistAll 8 Chattanooga hospitals

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Source: Dmand AI Affiliation Data

Most Chattanooga internists practice at a hospital: 159 of the 182 with a mapped site

93 also practice at a medical group site, and 54 at fqhcs. An internist can practice at several kinds of site, so the shares overlap.

Chattanooga internists by site of care

Hospitals15987%
Medical group practices9351%
FQHCs5430%
Home health agencies3720%
Physician offices158%

Sources: Dmand AI Affiliation Data and Dmand AI Practice Data

40% of Chattanooga internists finished medical school 30 or more years ago

64 of the 162 Chattanooga internists with a graduation year on file. 21 graduated in the last 10 years, fewer than graduated 40 or more years ago.

Physicians by years since medical school

Under 10 years ago2113%
10 to 19 years ago4528%
20 to 29 years ago3220%
30 to 39 years ago3723%
40 or more years ago2717%

Source: Dmand AI Professional Profile Data

Every Chattanooga 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

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

Sources for the Chattanooga 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 Chattanooga practice address.

FAQ

Frequently asked questions about internists in Chattanooga

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 Chattanooga?

227 internists have an active NPI, a Chattanooga practice address and internal medicine (taxonomy code 207R00000X) as their primary specialty. 191 of them are linked to a hospital or medical group.

Which Chattanooga medical groups have the most internists?

Memorial Health Partners Foundation, with 52, followed by Erlanger with 45 and Erlanger with 39.

Which Chattanooga hospitals have the most internists?

Erlanger Baroness Hospital, with 92 affiliated internists, followed by CommonSpirit - Memorial Hospital - Chattanooga with 82 and Parkridge Medical Center with 32.

What share of Chattanooga internists practice at a hospital?

159 of the 182 Chattanooga internists with a mapped site of care, or 87%, 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.

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