Updated October 2026

Medical groups in Chattanooga, TN

Medical group directory
Chattanooga, Tennessee

Medical groups: 138
Multi-specialty: 21
Single-specialty: 117
More than one site: 75
100+ physicians: 3

There are 138 medical groups in Chattanooga with a Medicare PAC ID. Erlanger is the largest, with 373 Tennessee physicians, followed by Erlanger with 317. 66% of Chattanooga groups are independent.

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Erlanger is the largest medical group in Chattanooga, with 373 physicians

Ranked by physicians with a Tennessee address linked to each group based in Chattanooga. Erlanger is second with 317, and Memorial Health Partners Foundation third with 215. 3 Chattanooga groups have 100 or more physicians.

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Medical groups in Chattanooga, ranked by physicians
#	Medical group	Parent organization	Physicians	HCPs	Decision makers
1	ErlangerChattanooga · 51 sites	Parent on file	373	695	Decision makers
2	ErlangerChattanooga · 62 sites	Parent on file	317	517	Decision makers
3	Memorial Health Partners FoundationChattanooga · 55 sites	Parent on file	215	467	Decision makers
4	Tennessee River PhysiciansChattanooga · 10 sites	Parent on file	92	123	Decision makers
5	American Family Care Lookout ValleyChattanooga · 14 sites	Parent on file	45	86	Decision makers
6	CHI Memorial Hospital ChattanoogaChattanooga · 10 sites	Parent on file	34	62	Decision makers
7	Anesthesiology Consultants Exchange, P.C. (ACE)Chattanooga · 5 sites	Parent on file	31	158	Decision makers
8	Chattanooga Emergency Medicine (CEM)Chattanooga · 9 sites	Parent on file	31	58	Decision makers
9	University Surgical AssociatesChattanooga · 5 sites	-	30	33	Decision makers
10	Beacon Health AllianceChattanooga · 7 sites	-	28	44	Decision makers
11	Regional Obstetrical ConsultantsChattanooga · 3 sites	Parent on file	28	36	Decision makers
12	Tennessee Interventional and Imaging AssociatesChattanooga · 8 sites	-	24	30	Decision makers
13	SouthEast Eye Specialists and VisionAmericaChattanooga · 14 sites	-	22	46	Decision makers
14	Center for Sports Medicine & OrthopaedicsChattanooga · 9 sites	-	21	83	Decision makers
15	Nephrology Associates - ChattanoogaChattanooga · 27 sites	-	19	53	Decision makers
16	Diagnostic Radiology Consultants PAChattanooga · 10 sites	Parent on file	17	23	Decision makers
17	PrimeImagingChattanooga · 8 sites	Parent on file	16	16	Decision makers
18	Parkridge Bone and JointChattanooga · 13 sites	Parent on file	15	33	Decision makers
19	Diagnostic Imaging ConsultantsChattanooga · 10 sites	Parent on file	11	17	Decision makers
20	Clínica MédicosChattanooga · 3 sites	-	11	15	Decision makers
21	Chattanooga ImagingChattanooga · 8 sites	Parent on file	11	11	Decision makers
22	Associates in Diagnostic Radiology (ADR)Chattanooga · 3 sites	-	10	10	Decision makers
23	Siskin Physical Medicine & RehabilitationChattanooga · 2 sites	-	9	20	Decision makers
24	Diagnostic Pathology Services, P.C.Chattanooga · 3 sites	-	9	9	Decision makers
25	PrimeImagingChattanooga · 5 sites	Parent on file	9	9	Decision makers
26	The Plastic Surgery GroupChattanooga · 3 sites	Parent on file	7	11	Decision makers
27	Scenic City PediatricsChattanooga · 1 site	-	7	7	Decision makers
28	Chattanooga Allergy ClinicChattanooga · 8 sites	-	6	19	Decision makers
29	Tennessee Valley Pain ManagementChattanooga · 4 sites	-	6	9	Decision makers
30	Agape Youth Behavioral HealthChattanooga · 5 sites	-	5	33	Decision makers
31	Chattanooga Skin and Cancer ClinicChattanooga · 3 sites	-	5	16	Decision makers
32	Chattanooga Family PracticeChattanooga · 1 site	-	5	13	Decision makers
33	Restoration RecoveryChattanooga · 2 sites	Parent on file	5	13	Decision makers
34	Faraday HealthChattanooga · 2 sites	-	4	11	Decision makers
35	Cempa Community CareChattanooga · 1 site	Parent on file	3	18	Decision makers
36	Fast Access HealthcareChattanooga · 6 sites	Parent on file	3	18	Decision makers
37	Vascular Institute of ChattanoogaChattanooga · 5 sites	-	3	16	Decision makers
38	Consultants In Pain ManagementChattanooga · 4 sites	-	3	15	Decision makers
39	Hamilton County Health Department Homeless Health Care CenterChattanooga · 4 sites	Parent on file	3	13	Decision makers
40	University Diabetes & Endocrine ConsultantsChattanooga · 1 site	-	3	7	Decision makers
41	Four Bridges Dermatology and CosmeticsChattanooga · 1 site	-	3	5	Decision makers
42	Parkridge Valley HospitalChattanooga · 2 sites	Parent on file	3	5	Decision makers
43	Chattanooga Vision CenterChattanooga · 1 site	-	3	4	Decision makers
44	Chattanooga Eye InstituteChattanooga · 1 site	-	3	3	Decision makers
45	The ID Group, PLLCChattanooga · 1 site	-	3	3	Decision makers
46	Physicians Surgery Center of ChattanoogaChattanooga · 3 sites	Parent on file	2	18	Decision makers
47	Advanced Center for Sleep DisordersChattanooga · 6 sites	-	2	9	Decision makers
48	Chattanooga Non-Surgical OrthopedicsChattanooga · 1 site	-	2	9	Decision makers
49	Diana HealthChattanooga · 1 site	Parent on file	2	9	Decision makers
50	Diagnostic Cardiology GroupChattanooga · 2 sites	-	2	8	Decision makers

Showing 1 to 10 of 138 medical groups in Chattanooga

Sources: Doctors and Clinicians National Downloadable File (CMS) and Dmand AI Affiliation Data

Erlanger Health has the most physicians in Chattanooga medical groups, with 427 across 3 groups

Dmand AI maps every Chattanooga medical group to its parent organization, up to the health system or platform at the top. 5 parent organizations have two or more Chattanooga medical groups. Each clinician counts once per parent organization.

Parent organizations with the most Chattanooga medical groups
#	Parent organization	Chattanooga groups	Physicians	HCPs
1	Erlanger HealthHealth system	3	427	795
2	PrimeimagingTreatment center company	3	23	29
3	HCA HealthcareHealth system	3	18	43
4	Upstream RehabilitationPhysician practice platform	8	1	329
5	Signal CentersSocial and human services agency	2	-	8

Parent organizations with two or more Chattanooga groups

Erlanger HealthHealth system · 3 Chattanooga medical groups
ErlangerMulti-specialty group · 51 sites
ErlangerMulti-specialty group · 62 sites
1 more Chattanooga groups and their practice sites

See every medical group, site and clinician under Erlanger Health

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Source: Dmand AI Org Hierarchy Data

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Dmand AI maps the owners, administrators and physician leaders at each of the 138 Chattanooga medical groups, with the parent organization above each one, and finds validated work emails and mobile numbers.

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66% of Chattanooga medical groups are independent, with no larger parent organization

A group counts as independent when no health system, platform or other organization sits above it in the org hierarchy. Every other group belongs to a larger organization.

Chattanooga medical groups by ownership

Independent9166%
Health system or hospital97%
Platform or corporate owner1813%
Community or government54%
Other organization1511%

Source: Dmand AI Org Hierarchy Data

27 Chattanooga medical groups practice at a hospital site

Beyond their own offices, groups practice at the sites of care linked to them in the org hierarchy. A group can practice at several kinds of site, so the shares overlap.

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

Primary care groups are the most common medical groups in Chattanooga, with 41

Each group is counted once, under its main specialty. Rehabilitation and therapy groups are second, with 19, and 21 Chattanooga groups are multi-specialty.

Source: Dmand AI Professional Profile Data

3,100 Tennessee HCPs work in Chattanooga medical groups, 1,171 of them physicians

Each clinician is counted once, across every Chattanooga group they are linked to. Only clinicians with a Tennessee address are counted.

HCPs in Chattanooga medical groups by type

Physicians (MD, DO)1,17138%
Nurses and nurse practitioners1,02033%
Therapists (PT and OT)45915%
Physician assistants2016%
Behavioral health clinicians1154%
Other HCPs1344%

Source: Dmand AI Affiliation Data

Each Chattanooga medical group profile shows the parent, sites, clinicians and identifiers

Clinicians and specialtiesA count by specialty and a sample of the group's cliniciansOn every profile
Practice locationsMain site and a sample of practice locations, with a count of the restOn every profile
Medicare Part B paymentsMedicare payments to the group, from CMSOn every profile
Group NPI and Medicare PAC IDIdentifiers for matching records across sourcesOn every profile
Parent organizationThe health system, platform or owner above the groupOn every profile
Every clinician and siteThe full roster and every practice locationWith a free account
Leader and clinician contactsWork emails and mobile numbers, found on request and then validatedWith a free account
EHR used by the group's cliniciansThe EHR in use at the group's sitesWith a free account

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Sources: Doctors and Clinicians National Downloadable File (CMS), Medicare Physician & Other Practitioners (CMS) and Dmand AI Org Hierarchy Data

Sources for the Chattanooga medical group directory

Sources for the data on this page
Data on this page	Source
Medical groups, specialties and sites	Doctors and Clinicians National Downloadable File (CMS) and Dmand AI Professional Profile Data
Parent organizations and independence	Dmand AI Org Hierarchy Data
Physicians and HCPs	Dmand AI Affiliation Data
Group NPI and PAC ID	NPPES NPI Registry (CMS) and Doctors and Clinicians National Downloadable File (CMS)

Data last refreshed October 2026Report an inaccuracy Remove my information

The directory lists groups based in Chattanooga with a Medicare PAC ID.

FAQ

Frequently asked questions about medical groups 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 medical groups are in Chattanooga?

There are 138 medical groups based in Chattanooga with a Medicare PAC ID: 21 multi-specialty and 117 single-specialty. 75 of them have more than one site.

What is the largest medical group in Chattanooga?

Erlanger, with 373 physicians and 695 HCPs with a Tennessee address. Erlanger is second with 317, and Memorial Health Partners Foundation is third with 215.

Which health system has the most medical groups in Chattanooga?

By physicians, Erlanger Health, with 427 across 3 groups, followed by Primeimaging with 23 and HCA Healthcare with 18.

How many Chattanooga medical groups are independent?

91, or 66%, have no larger parent organization in the Dmand AI org hierarchy. 9 belong to a health system or hospital and 18 to a physician platform or corporate owner.

How many Chattanooga medical groups practice at a hospital?

27 Chattanooga groups practice at a hospital site linked to them in the Dmand AI org hierarchy.

How do I find a medical group's NPI or PAC ID?

Each medical group profile lists the group NPI and Medicare PAC ID at the top, with the main address and phone number. The NPI comes from the NPPES NPI Registry and the PAC ID from CMS Medicare enrollment.

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