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

WILLIAM MACK MALARKEY MD
NPI 1689203267
Orthopaedic Surgery - Orthopaedic Trauma in Macon, GA

Active since April 06, 2020PECOS EnrolledAccepts Medicare Assignment
840 PINE ST STE 500, MACON, GA 31201(478) 633-8682(478) 633-8698 Get Directions Write a Review

NPPES record last updated: July 10, 2026. Verified against the NPPES registry weekly; last sync: August 09, 2026.

Record update history: Jul 10, 2026, Apr 6, 2020 (2 updates tracked since 2020).

About William Mack Malarkey Md NPPES

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

WILLIAM MACK MALARKEY MD (NPI 1689203267) is an individual orthopaedic trauma provider in Macon, Georgia, licensed in Georgia (105091) and active in the NPI registry since April 2020. He is enrolled in Medicare PECOS, is affiliated with Atrium Health Navicent The Medical Center, and is a graduate of Wright State University Boonshoft School Of Medicine (2020).

NPPES Registry Identity

NPI1689203267
Entity TypeIndividualMale
Primary Taxonomy207XX0801X
Provider Legal NameWILLIAM MACK MALARKEYCredential: MD
Location Address840 PINE ST STE 500Macon, GA 31201-7530
Mailing Address840 Pine St Ste 500Macon, GA 31201-7530 · (478) 633-8682 · Fax (478) 633-8698
Phone(478) 633-8682
Fax(478) 633-8698
Sole ProprietorNo
Medical School CMSWright State University Boonshoft School Of MedicineGraduated 2020
Enumeration DateApril 6, 2020
Last NPPES UpdateJuly 10, 20262 updates tracked since enumeration
NPPES CertifiedJuly 10, 2026
✔ NPI 1689203267 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyOrthopaedic Surgery · Orthopaedic TraumaAllopathic & Osteopathic Physicians
Taxonomy Code207XX0801X
License✔ Licensed in GA · 105091
Definition
Recognized by several state medical boards as a fellowship subspecialty program of orthopaedic surgery, orthopaedic trauma surgeons deal with the evaluation and management of acute orthopaedic injuries, evaluation and treatment of post-traumatic deformities and nonunions, acute and delayed reconstruction of pelvic and acetabular fractures, as well as osteotomy in the adult hip for treatment of hip arthritis.
840 PINE ST STE 500, Macon, GA 31201
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Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Alliant Health Plans, Inc..Insurance ›

Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare and accepts Medicare assignment

William Mack Malarkey Md is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.

PECOS PAC ID3779906128
PECOS Enrollment IDI20250722000009
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.

Hospital Affiliations CMS Care Compare

Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.

Atrium Health Navicent The Medical Center

Acute Care Hospitals · Macon, GA
1/5 CMS rating
OwnershipGovernment - Hospital District or Authority
CMS Certification Number110107
Location777 Hemlock StreetMacon, GA 31201 · Bibb County
Emergency services Birthing friendly

Other Providers at the Same Location NPPES 15

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

JACQUELYN DENISE PAYNE PA-C
Physician Assistant
840 PINE ST STE 500
MACON, GA 31201
Bibb County (478) 633-8682
MATTHEW HARRISON MARTELL DO
Orthopaedic Surgery (Orthopaedic Trauma)
840 PINE ST STE 500
MACON, GA 31201
Bibb County (478) 633-8682
ALEXANDRA MARIE PRICE PA-C
Physician Assistant
840 PINE ST STE 500
MACON, GA 31201
Bibb County (478) 633-8682
ELIZABETH WESTMORELAND PA
Physician Assistant
840 PINE ST STE 500
MACON, GA 31201
Bibb County (478) 633-8682
ABIGAIL LEIGH SCOTT PA-C
Physician Assistant
840 PINE ST STE 500
MACON, GA 31201
Bibb County (478) 633-8682
DR. PETER BISHARA D.O., M.B.S.
Orthopaedic Surgery
840 PINE ST STE 500
MACON, GA 31201
Bibb County (478) 633-8060
KRISTEN GIDDENS NONNEMACHER PA-C
Physician Assistant
840 PINE ST STE 500
MACON, GA 31201
Bibb County (478) 633-8682
DR. JARROD EDWARD DUMPE M.D.
Orthopaedic Surgery (Orthopaedic Trauma)
840 PINE ST STE 500
MACON, GA 31201
Bibb County (478) 633-8682

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 William Malarkey's NPI number?

The NPI number for William Malarkey is 1689203267. It was assigned to this individual provider in the NPPES registry on April 6, 2020.

Where is William Malarkey located?

William Malarkey practices at 840 Pine St Ste 500, Macon, GA 31201. The listed phone number is (478) 633-8682.

What is William Malarkey's specialty?

The primary specialty registered for this NPI is Orthopaedic Surgery, specializing in Orthopaedic Trauma, with taxonomy code 207XX0801X.

Is William Malarkey enrolled in Medicare?

Yes. William Malarkey is registered in the Medicare PECOS system and accepts Medicare assignment, which means accepting the Medicare-approved amount as payment in full for covered services.

What insurance does William Malarkey accept?

Health plans from Alliant Health Plans, Inc. list William Malarkey 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.

Is William Malarkey affiliated with any hospitals?

According to CMS data, William Malarkey is affiliated with Atrium Health Navicent The Medical Center.

When was this NPI record last updated?

The NPPES record for William Malarkey was last updated on July 10, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 33 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.