CENTER FOR LUNG AND SLEEP DISORDERS
NPI 1083700454
Clinic/Center - Sleep Disorder Diagnostic in Chattanooga, TN

Q: What is Center For Lung And Sleep Disorders's NPI number?

The NPI number for Center For Lung And Sleep Disorders is 1083700454. It was assigned to this organization in the NPPES registry on October 5, 2006.

Q: What is Center For Lung And Sleep Disorders's specialty?

The primary specialty registered for this NPI is Clinic/Center, specializing in Sleep Disorder Diagnostic, with taxonomy code 261QS1200X.

Active since October 05, 2006

1814 MCCALLIE AVE, CHATTANOOGA, TN 37404(423) 208-9030(800) 875-1815 Get Directions Write a Review

NPPES record last updated: January 3, 2019. Verified against the NPPES registry weekly; last sync: October 25, 2026.

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About Center For Lung And Sleep Disorders NPPES

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

CENTER FOR LUNG AND SLEEP DISORDERS (NPI 1083700454) is a healthcare organization registered as a sleep disorder diagnostic in Chattanooga, Tennessee and active in the NPI registry since October 2006. The organization lists David Guan, Owner, as its authorized official.

NPPES Registry Identity

NPI1083700454

Entity TypeOrganization

Primary Taxonomy261QS1200X

Legal Business NameCENTER FOR LUNG AND SLEEP DISORDERS

Location Address1814 MCCALLIE AVEChattanooga, TN 37404-3025

Mailing Address1814 Mccallie AveChattanooga, TN 37404-3025 · (423) 208-9030 · Fax (800) 875-1815

Phone(423) 208-9030

Fax(800) 875-1815

Organization SubpartNo

Authorized OfficialDavid GuanOwner · (423) 208-9030

Enumeration DateOctober 5, 2006

Last NPPES UpdateJanuary 3, 2019

✔ NPI 1083700454 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 3

★ Primary SpecialtyClinic/Center · Sleep Disorder DiagnosticAmbulatory Health Care Facilities

Taxonomy Code261QS1200X

Also ListedInternal Medicine · Pulmonary DiseaseTaxonomy 207RP1001X · License MD0000035362 (TN)

Also ListedInternal Medicine · RheumatologyTaxonomy 207RR0500X · License MD0000035274 (TN)

1814 MCCALLIE AVE, Chattanooga, TN 37404

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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

Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Center For Lung And Sleep Disorders is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

Clinicians Billing Medicare Through This Organization

Medicare enrollment records show 1 clinician reassigns Medicare billing to Center For Lung And Sleep Disorders, which bills Medicare for the services this clinician delivers.

Clinician (1)

David Guan, M.D.

Pulmonary Disease

NPI 1891772208

1814 MCCALLIE AVE
Chattanooga, TN 37404

(423) 208-9030

✔ PECOSSame address

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 Center For Lung And Sleep Disorders's NPI number?

The NPI number for Center For Lung And Sleep Disorders is 1083700454. It was assigned to this organization in the NPPES registry on October 5, 2006.

Where is Center For Lung And Sleep Disorders located?

Center For Lung And Sleep Disorders is located at 1814 Mccallie Ave, Chattanooga, TN 37404. The listed phone number is (423) 208-9030.

What is Center For Lung And Sleep Disorders's specialty?

The primary specialty registered for this NPI is Clinic/Center, specializing in Sleep Disorder Diagnostic, with taxonomy code 261QS1200X.

Is Center For Lung And Sleep Disorders enrolled in Medicare?

Yes. Center For Lung And Sleep Disorders is registered in the Medicare PECOS enrollment system.

How many clinicians bill Medicare through Center For Lung And Sleep Disorders?

According to the CMS Revalidation Reassignment List (October 2026 release), 1 clinician (Pulmonary Disease) reassigns their Medicare billing to Center For Lung And Sleep Disorders. 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. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

When was this NPI record last updated?

The NPPES record for Center For Lung And Sleep Disorders was last updated on January 3, 2019. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 7 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.