ERLANGER HEALTH
NPI 1477256303
Internal Medicine in Chattanooga, TN

Active since March 22, 2023
979 E 3RD ST STE A440, CHATTANOOGA, TN 37403(423) 778-2867 Get Directions Write a Review

NPPES record last updated: March 22, 2023. Verified against the NPPES registry weekly; last sync: October 18, 2026.

About Erlanger Health NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

ERLANGER HEALTH (NPI 1477256303) is a healthcare organization registered as an internal medicine in Chattanooga, Tennessee and active in the NPI registry since March 2023. The organization lists Lynn Dejaco, Cfo, Evp, as its authorized official.

NPPES Registry Identity

NPI1477256303
Entity TypeOrganization
Primary Taxonomy207R00000X
Legal Business NameERLANGER HEALTH
Location Address979 E 3RD ST STE A440Chattanooga, TN 37403-2136
Mailing AddressPo Box 11589Chattanooga, TN 37401-2589 · (423) 778-5255
Organization SubpartYes
Authorized OfficialLynn DejacoCfo, Evp · (423) 778-7212
Enumeration DateMarch 22, 2023
NPPES CertifiedMarch 22, 2023
✔ NPI 1477256303 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 14

★ Primary SpecialtyInternal MedicineAllopathic & Osteopathic Physicians
Taxonomy Code207R00000X
Definition
A physician who provides long-term, comprehensive care in the office and the hospital, managing both common and complex illness of adolescents, adults and the elderly. Internists are trained in the diagnosis and treatment of cancer, infections and diseases affecting the heart, blood, kidneys, joints and digestive, respiratory and vascular systems. They are also trained in the essentials of primary care internal medicine, which incorporates an understanding of disease prevention, wellness, substance abuse, mental health and effective treatment of common problems of the eyes, ears, skin, nervous system and reproductive organs.
Also ListedDermatologyTaxonomy 207N00000X
Also ListedFamily MedicineTaxonomy 207Q00000X
Also ListedInternal Medicine · Cardiovascular DiseaseTaxonomy 207RC0000X
Also ListedNeurological SurgeryTaxonomy 207T00000X
Also ListedObstetrics & GynecologyTaxonomy 207V00000X
Also ListedOrthopaedic SurgeryTaxonomy 207X00000X
Also ListedPediatricsTaxonomy 208000000X
Also ListedPhysical Medicine & RehabilitationTaxonomy 208100000X
Also ListedPsychiatry & Neurology · PsychiatryTaxonomy 2084P0800X
Also ListedRadiology · Diagnostic RadiologyTaxonomy 2085R0202X
Also ListedSurgeryTaxonomy 208600000X
Also ListedUrologyTaxonomy 208800000X
Also ListedHospitalistTaxonomy 208M00000X
979 E 3RD ST STE A440, Chattanooga, TN 37403

Other Names 1

Other NameEmg Tn Clinics

Group Practice 1

Group TaxonomyThis provider is a business group of one or more individual practitioners, who practice with different areas of specialization.193200000X MULTI-SPECIALTY GROUP

Accepted Insurance

Medicare Participation & PECOS CMS

Medicare enrollment and the clinicians who bill Medicare through this organization, from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Erlanger Health is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

Clinicians Billing Medicare Through This Organization

679

Medicare enrollment records show 679 clinicians reassign Medicare billing to Erlanger Health, which bills Medicare for the services they deliver. Of these, 103 practice at this address and 448 within 10 miles. Listed here are the 20 practicing nearest to this location.

Clinicians by Medicare Specialty 47

Nurse Practitioner198
Family Practice58
Internal Medicine49
Pediatric Medicine44
Diagnostic Radiology33
Neurology33
Physical Therapist in Private Practice30
Orthopedic Surgery22
39 other specialties212

Nearest to this location (20)

See all 679
Cardiovascular Disease (Cardiology)
NPI 1285096099
979 E 3RD ST STE C520
Chattanooga, TN 37403
(423) 778-5661
✔ PECOS✔ Accepts MedicareSame address
Critical Care (Intensivists)
NPI 1649459033
979 EAST THIRD STREET SUITE B-805
Chattanooga, TN 37403
(423) 778-9101
✔ PECOS✔ Accepts MedicareSame address
Pulmonary Disease
NPI 1629067335
979 E 3RD ST SUITE B-805
Chattanooga, TN 37403
(423) 778-9101
✔ PECOS✔ Accepts MedicareSame address
Nurse Practitioner
NPI 1710417696
979 E 3RD ST STE C-520
Chattanooga, TN 37403
(423) 778-5661
✔ PECOS✔ Accepts MedicareSame address
Rheumatology
NPI 1689692998
979 E 3RD ST SUITE B-805
Chattanooga, TN 37403
(423) 778-4396
✔ PECOS✔ Accepts MedicareSame address
Hand Surgery
NPI 1487621926
979 E 3RD ST SUITE C920
Chattanooga, TN 37403
(423) 756-7134
✔ PECOS✔ Accepts MedicareSame address
Orthopedic Surgery
NPI 1679694434
979 E 3RD ST SUITE C430
Chattanooga, TN 37403
(423) 624-6584
✔ PECOS✔ Accepts MedicareSame address
Obstetrics/Gynecology
NPI 1740226562
979 EAST THIRD STREET SUITE C-725
Chattanooga, TN 37403
(423) 778-2580
✔ PECOS✔ Accepts MedicareSame address
Internal Medicine
NPI 1831382373
979 EAST THIRD STREET SUITE B-601
Chattanooga, TN 37403
(423) 778-8179
✔ PECOS✔ Accepts MedicareSame address
Occupational Therapist in Private Practice
NPI 1558627430
979 E 3RD ST SUITE C-920
Chattanooga, TN 37403
(423) 763-4553
✔ Accepts MedicareSame address
Hospice/Palliative Care
NPI 1861846800
979 E 3RD ST STE A540A550
Chattanooga, TN 37403
(423) 778-2867
✔ PECOS✔ Accepts MedicareSame address
Clinical Social Worker
NPI 1659744365
979 E 3RD ST STE C830
Chattanooga, TN 37403
(423) 778-9001
✔ PECOS✔ Accepts MedicareSame address
Endocrinology
NPI 1386177137
979 E 3RD ST STE A550
Chattanooga, TN 37403
(423) 778-8224
✔ PECOS✔ Accepts MedicareSame address
Gastroenterology
NPI 1801025440
979 EAST THIRD STREET SUITE C-825
Chattanooga, TN 37403
(423) 778-4830
✔ PECOS✔ Accepts MedicareSame address
Interventional Cardiology
NPI 1497015150
979 E 3RD ST STE C-520
Chattanooga, TN 37403
(423) 778-5661
✔ PECOS✔ Accepts MedicareSame address
Neurology
NPI 1477729002
979 E 3RD ST SUITE C-830
Chattanooga, TN 37403
(423) 778-9001
✔ PECOS✔ Accepts MedicareSame address
Nephrology
NPI 1174533178
979 E 3RD ST # B1010
Chattanooga, TN 37403
(423) 778-8067
✔ PECOS✔ Accepts MedicareSame address
Cardiac Electrophysiology
NPI 1780845032
979 E. THIRD STREET SUITE # C-520
Chattanooga, TN 37403
(423) 778-5661
✔ PECOS✔ Accepts MedicareSame address
General Surgery
NPI 1437143419
979 E 3RD ST STE 300
Chattanooga, TN 37403
(423) 267-0466
✔ PECOS✔ Accepts MedicareSame address
Urology
NPI 1225263254
979 E 3RD ST STE C-925
Chattanooga, TN 37403
(423) 778-5910
✔ PECOS✔ Accepts MedicareSame address
See all 679 clinicians

Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

Frequently Asked Questions NPPES & CMS

Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.

What is Erlanger Health's NPI number?

The NPI number for Erlanger Health is 1477256303. It was assigned to this organization in the NPPES registry on March 22, 2023. The provider is also known as Emg Tn Clinics.

Where is Erlanger Health located?

Erlanger Health is located at 979 E 3rd St Ste A440, Chattanooga, TN 37403. The listed phone number is (423) 778-2867.

What is Erlanger Health's specialty?

The primary specialty registered for this NPI is Internal Medicine with taxonomy code 207R00000X.

Is Erlanger Health enrolled in Medicare?

Yes. Erlanger Health is registered in the Medicare PECOS enrollment system.

How many clinicians bill Medicare through Erlanger Health?

According to the CMS Revalidation Reassignment List (October 2026 release), 679 clinicians in 47 Medicare specialties reassign their Medicare billing to Erlanger Health. A reassignment is filed with Medicare on form CMS-855R, signed by both the clinician and the organization, and lets the organization bill Medicare and receive payment for the clinician's services. The largest specialties are Nurse Practitioner (198), Family Practice (58) and Internal Medicine (49). Of these, 103 practice at this address and 448 within 10 miles. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

What insurance does Erlanger Health accept?

Health plans from Alliant Health Plans, Inc., Ambetter Health, Ambetter from Absolute Total Care, Ambetter of Alabama and Ambetter of North Carolina and 1 other insurer list Erlanger Health as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.

When was this NPI record last updated?

The NPPES record for Erlanger Health was last updated on March 22, 2023. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 3 years ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.