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ADVANCED HYPERBARIC LLC
NPI 1326887928
Preventive Medicine - Undersea and Hyperbaric Medicine in Hixson, TN

Active since May 22, 2024
5864 HIGHWAY 153 SUITE 100, HIXSON, TN 37343(423) 486-0010 Get Directions Write a Review

NPPES record last updated: September 30, 2025. Verified against the NPPES registry weekly; last sync: October 18, 2026.

About Advanced Hyperbaric Llc NPPES

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

ADVANCED HYPERBARIC LLC (NPI 1326887928) is a healthcare organization registered as an undersea and hyperbaric medicine in Hixson, Tennessee and active in the NPI registry since May 2024. The organization lists Douglas Herrin, Owner/authorized Official, as its authorized official.

NPPES Registry Identity

NPI1326887928
Entity TypeOrganization
Primary Taxonomy2083P0011X
Legal Business NameADVANCED HYPERBARIC LLC
Location Address5864 HIGHWAY 153 SUITE 100Hixson, TN 37343
Mailing Address5864 Highway 153 Suite 100Hixson, TN 37343 · (423) 486-0010
Phone(423) 486-0010
Organization SubpartNo
Authorized OfficialDouglas HerrinOwner/authorized Official · (423) 825-4268
Enumeration DateMay 22, 2024
Last NPPES UpdateSeptember 30, 2025
NPPES CertifiedSeptember 30, 2025
✔ NPI 1326887928 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 3

★ Primary SpecialtyPreventive Medicine · Undersea and Hyperbaric MedicineAllopathic & Osteopathic Physicians
Taxonomy Code2083P0011X
Definition
A specialist who treats decompression illness and diving accident cases and uses hyperbaric oxygen therapy to treat such conditions as carbon monoxide poisoning, gas gangrene, non-healing wounds, tissue damage from radiation and burns and bone infections. This specialist also serves as consultant to other physicians in all aspects of hyperbaric chamber operations and assesses risks and applies appropriate standards to prevent disease and disability in divers and other persons working in altered atmospheric conditions.
Also ListedFamily MedicineTaxonomy 207Q00000X
Also ListedRespiratory Therapist, RegisteredTaxonomy 227900000X
5864 HIGHWAY 153 SUITE 100, Hixson, TN 37343
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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)

Advanced Hyperbaric Llc is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

Clinicians Billing Medicare Through This Organization

3

Medicare enrollment records show 3 clinicians reassign Medicare billing to Advanced Hyperbaric LLC, which bills Medicare for the services they deliver. They are listed nearest first.

Clinicians, nearest first (3)

Randy Heisser, MD
Emergency Medicine
NPI 1689620999
1508 TOMBRAS AVE
East Ridge, TN 37412
(423) 867-4969
✔ PECOS✔ Accepts Medicare12 mi
Janella Killingsworth, DNP, FNP-C, RN, CWCN
Nurse Practitioner
NPI 1891516464
2253 CHAMBLISS AVE NW STE 101
Cleveland, TN 37311
(423) 473-7475
✔ PECOS21 mi
Heredeshee Taylor, FNP
Nurse Practitioner
NPI 1669826657
3201 HOLDEN CIR
Matteson, IL 60443
(773) 531-9794
✔ PECOS✔ Accepts Medicare457 mi

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 Advanced Hyperbaric LLC's NPI number?

The NPI number for Advanced Hyperbaric LLC is 1326887928. It was assigned to this organization in the NPPES registry on May 22, 2024.

Where is Advanced Hyperbaric LLC located?

Advanced Hyperbaric LLC is located at 5864 Highway 153 Suite 100, Hixson, TN 37343. The listed phone number is (423) 486-0010.

What is Advanced Hyperbaric LLC's specialty?

The primary specialty registered for this NPI is Preventive Medicine, specializing in Undersea and Hyperbaric Medicine, with taxonomy code 2083P0011X.

Is Advanced Hyperbaric LLC enrolled in Medicare?

Yes. Advanced Hyperbaric LLC is registered in the Medicare PECOS enrollment system.

How many clinicians bill Medicare through Advanced Hyperbaric LLC?

According to the CMS Revalidation Reassignment List (October 2026 release), 3 clinicians reassign their Medicare billing to Advanced Hyperbaric LLC, in Emergency Medicine and Nurse Practitioner. 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 Advanced Hyperbaric LLC was last updated on September 30, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 12 months 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.