Recently Updated NPI Information — some details in this NPI profile have been updated in the NPI registry within the last 60 days.

DR. MARK A FLOOD D.O.
NPI 1346341005
Orthopaedic Surgery - Orthopaedic Surgery of the Spine in Atlanta, GA

Q: What is Mark Flood's NPI number?

The NPI number for Mark Flood is 1346341005. It was assigned to this individual provider in the NPPES registry on September 26, 2006.

Q: What is Mark Flood's specialty?

The primary specialty registered for this NPI is Orthopaedic Surgery, specializing in Orthopaedic Surgery of the Spine, with taxonomy code 207XS0117X.

Q: When was this NPI record last updated?

The NPPES record for Mark Flood was last updated on August 21, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 20 days 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.

Active since September 26, 2006PECOS Enrolled

5788 ROSWELL RD, ATLANTA, GA 30328(800) 678-4611 Get Directions Write a Review

NPPES record last updated: August 21, 2026. Verified against the NPPES registry weekly; last sync: September 06, 2026.

On this page

About Dr. Mark A Flood D.o. NPPES

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

DR. MARK A FLOOD D.O. (NPI 1346341005) is an individual orthopaedic surgery of the spine provider in Atlanta, Georgia, licensed in Texas (K8748) and active in the NPI registry since September 2006. He is enrolled in Medicare PECOS.

NPPES Registry Identity

NPI1346341005

Entity TypeIndividualMale

Primary Taxonomy207XS0117X

Provider Legal NameDR. MARK A FLOODCredential: D.O.

Location Address5788 ROSWELL RDAtlanta, GA 30328-4904

Mailing Address5788 Roswell RdAtlanta, GA 30328-4904 · (800) 678-4611

Phone(800) 678-4611

Sole ProprietorYes

Enumeration DateSeptember 26, 2006

Last NPPES UpdateAugust 21, 2026

NPPES CertifiedAugust 21, 2026

✔ NPI 1346341005 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 3

★ Primary SpecialtyOrthopaedic Surgery · Orthopaedic Surgery of the SpineAllopathic & Osteopathic Physicians

Taxonomy Code207XS0117X

License✔ Licensed in TX · K8748

Definition

Recognized by several state medical boards as a fellowship subspecialty program of orthopaedic surgery, orthopaedic surgeons of the spine deal with the evaluation and nonoperative and operative treatment of the full spectrum of primary spinal disorders including trauma, degenerative, deformity, tumor, and reconstructive.

Also ListedOrthopaedic SurgeryTaxonomy 207X00000X · License K8748 (TX)

Also ListedOrthopaedic Surgery · Pediatric Orthopaedic SurgeryTaxonomy 207XP3100X · License K8748 (TX)

5788 ROSWELL RD, Atlanta, GA 30328

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Medicare Participation & PECOS CMS

Medicare enrollment, assignment, and ordering and referring status from the CMS PECOS system.

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Dr. Mark A Flood D.o. is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

Eligible to Order & Refer✔ Part B Labs & Imaging✔ Durable Medical Equipment✔ Home Health Agency✔ Power Mobility DevicesPer the CMS Ordering and Referring file. Eligibility means Medicare pays claims that this provider orders or refers for these categories.

Other Providers at the Same Location NPPES 10

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

ORTHOPEDIC SURGERY CENTER OF SANDY SPRINGS

Clinic/Center (Ambulatory Surgical)

5788 ROSWELL RD
ATLANTA, GA 30328

Fulton County (404) 935-9116

JONATHAN WHITTINGTON ATC, LAT

Specialist/Technologist (Athletic Trainer)

5788 ROSWELL RD
ATLANTA, GA 30328

Fulton County (404) 935-9110

MELISSA HAGIN NP-C

Nurse Practitioner (Family)

5788 ROSWELL RD, SUITE 200
ATLANTA, GA 30328

Fulton County (678) 752-7246

OSSP IMAGING

Clinic/Center (Radiology)

5788 ROSWELL RD
ATLANTA, GA 30328

Fulton County (404) 935-9116

MELANIE WHITE FAIBICHER NP

Nurse Practitioner

5788 ROSWELL RD
ATLANTA, GA 30328

Fulton County (404) 935-9110

HANY M HELMI MD

Physical Medicine & Rehabilitation

5788 ROSWELL RD
ATLANTA, GA 30328

Fulton County (678) 752-7246

PHILLIP R LANGER MD

Orthopaedic Surgery (Sports Medicine)

5788 ROSWELL RD
ATLANTA, GA 30328

Fulton County (404) 935-9110

PREEMINENT MEDICAL SERVICES, LLC

Anesthesiology

5788 ROSWELL RD
SANDY SPRINGS, GA 30328

Fulton County (678) 752-7246

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 Mark Flood's NPI number?

The NPI number for Mark Flood is 1346341005. It was assigned to this individual provider in the NPPES registry on September 26, 2006.

Where is Mark Flood located?

Mark Flood practices at 5788 Roswell Rd, Atlanta, GA 30328. The listed phone number is (800) 678-4611.

What is Mark Flood's specialty?

The primary specialty registered for this NPI is Orthopaedic Surgery, specializing in Orthopaedic Surgery of the Spine, with taxonomy code 207XS0117X.

Is Mark Flood enrolled in Medicare?

Yes. Mark Flood is registered in the Medicare PECOS enrollment system.

When was this NPI record last updated?

The NPPES record for Mark Flood was last updated on August 21, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 20 days 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.