Billy Wayne Jefferson Jr., DO

Individual provider Active NPI Emergency Medicine Physician · Hattiesburg, MS

NPI 1407423809 · NPPES record last updated Jul 29, 2025

Key facts

NPI
1407423809
Entity type
Individual (NPI type 1)
Primary specialty
Emergency Medicine Physician 207P00000X
License
32525 (MS)
Practice address
6051 U S Highway 49
Hattiesburg, MS 39401-7200
Phone
(601) 441-2975
NPI assigned
Jun 5, 2021
Sex
Male
Sole proprietor
Yes

Organizations & group practices 35

Organizations this provider is connected to: Medicare benefit reassignments (the organization bills Medicare for this provider’s services), Care Compare group memberships and National Provider Directory roles.

View all 35

Hospital & facility affiliations 8

Hospitals and other facilities this clinician is affiliated with according to Medicare Care Compare.

Medicare Care Compare profile

Specialty
Emergency Medicine
Education
William Carey University College of Osteopathic Medicine, 2021
Medicare assignment
Accepts the Medicare-approved amount as payment in full
Group practices
Webster Emergency Group LLC (16 clinicians)
Kisatchie Emergency Group LLC (19 clinicians)
Cotton Emergency Group LLC (6 clinicians)
Southwest Mississippi Regional Medical Center (82 clinicians)
Highland Emergency Group, LLC (42 clinicians)
Cross Lake Emergency Group, LLC (60 clinicians)
Relias Emergency Medicine Specialists of Hattiesburg LLC (46 clinicians)

Practice addresses (Care Compare)

1 Medical Plaza PL
Minden, LA 71055-3330
Phone (318) 377-2321

1020 W Fertita Blvd
Leesville, LA 71446-4645
Phone (337) 239-5278

1175 Pine St
Suite 200
Arcadia, LA 71001-3122
Phone (318) 263-4700

215 Marion Ave
McComb, MS 39648-2705
Phone (601) 249-1382

2531 Viking Dr
Bossier City, LA 71111-2103
Phone (318) 681-7000

2600 Greenwood Rd
Shreveport, LA 71103-3908
Phone (318) 212-4000

6051 U S Hwy 49
Hattiesburg, MS 39401-7200
Phone (601) 288-7000

Hospital & facility affiliations

  • Forrest General Hospital Hospital · Hattiesburg, MS · CCN 250078
  • Christus Shreveport-Bossier Health System Hospital · Shreveport, LA · CCN 190041
  • Byrd Regional Hospital Hospital · Leesville, LA · CCN 190164
  • Willis Knighton Medical Center Hospital · Shreveport, LA · CCN 190111
  • Marion General Hospital Hospital · Columbia, MS · CCN 250085

Merit-based Incentive Payment System (MIPS)

Final score
87.16 of 100 (group)
Quality
74.02
Improvement activities
40
Cost
78.41

Merit-based Incentive Payment System (MIPS)

Final score
83.62 of 100 (group)
Quality
70.88
Improvement activities
40
Cost
75.82

Medicare participation

Medicare fee-for-service enrollment
Enrolled (2 enrollments) in LA, MS
Eligible to order & refer
Part B services: Yes · DME: Yes · Home health: Yes · Power mobility devices: Yes · Hospice: Yes

Medicare enrollment records

Enrollment IDStateProvider typePAC IDDetails
I20231018003992 LA Practitioner - Emergency Medicine 6002261583 Reassigns benefits to 9 organizations
I20240306001433 MS Practitioner - Emergency Medicine 6002261583 Reassigns benefits to 13 organizations

National Provider Directory

Medicare enrollment (NPD)
Yes
Credentials
Doctor of Osteopathy

State licenses

LicenseStateTypeSpecialty
337599LAMDEmergency Medicine Physician

Practice roles

OrganizationSpecialtyStatusNew patients
RH Emergency Medicine of Walthall General LLC Emergency Medicine Current
since May 1, 2024
Accepting new patients
RH Emergency Medicine of Perry County LLC Emergency Medicine Current
since Feb 1, 2024
Accepting new patients
RH Hospitalist Medicine of Highland Community LLC Current
since Feb 1, 2024
Accepting new patients
Kisatchie Emergency Group, LLC Emergency Medicine Current
since Dec 9, 2023
Accepting new patients
Concord Medical Group PLLC Emergency Medicine Current
since Nov 1, 2023
Accepting new patients
Southwest Mississippi Regional Medical Center Current Accepting new patients
RH Hospitalist Medicine of Walthall General LLC Current
since May 1, 2021
Accepting new patients
Relias Clinical Decision Specialists of Hattiesburg, LLC Emergency Medicine Current
since Jun 28, 2024
Accepting new patients
Saline Emergency Group, LLC Emergency Medicine Current
since Dec 9, 2023
Accepting new patients
Cotton Emergency Group, LLC Emergency Medicine Current
since Jan 1, 2026
Accepting new patients
RH Emergency Medicine of Marion General LLC Emergency Medicine Current
since Jan 27, 2024
Accepting new patients
RH Hospitalist Medicine of Jefferson Davis LLC Current
since May 1, 2024
Accepting new patients
Southwest Mississippi Regional Medical Center Current
since Jun 1, 2025
Accepting new patients
Highland Emergency Group, LLC Emergency Medicine Current
since Feb 19, 2024
Accepting new patients
RH Hospitalist Medicine of Marion General LLC Current
since Jan 27, 2024
Accepting new patients
RH Emergency Medicine of Pearl River LLC Emergency Medicine Current
since Jan 27, 2024
Accepting new patients
Cross Lake Emergency Group, LLC Emergency Medicine Current
since Jan 1, 2026
Accepting new patients
Southwest Mississippi Regional Medical Center Current
since Jun 1, 2025
Accepting new patients
Webster Emergency Group LLC Emergency Medicine Current
since Nov 19, 2024
Accepting new patients
Dominion Health Services, LLC Current
since Aug 3, 2025
Accepting new patients
Relias Emergency Medicine Specialists of Hattiesburg LLC Emergency Medicine Current
since Apr 10, 2024
Accepting new patients
Oakdale Ess LLC Emergency Medicine Current
since Oct 1, 2023
Accepting new patients
RH Emergency Medicine of Highland Community LLC Emergency Medicine Current
since Feb 1, 2024
Accepting new patients
Concord Medical Group of Texas PLLC Emergency Medicine Current
since Nov 1, 2023
Accepting new patients
RH Emergency Medicine of Jefferson Davis LLC Emergency Medicine Current
since May 1, 2024
Accepting new patients
Jena Ess LLC Emergency Medicine Current
since Oct 1, 2023
Accepting new patients

Locations

1175 Pine St
Ste 200
Arcadia, LA 71001
Phone (318) 263-4700

2531 Viking Dr
Bossier City, LA 71111
Phone (318) 681-7000

600 S Pine St
Deridder, LA 70634
Phone (337) 462-7100

187 Ninth St
Jena, LA 71342
Phone (318) 992-9200

1020 W Fertitta Blvd
Leesville, LA 71446
Phone (337) 239-5278

207 Jefferson St
Mansfield, LA 71052
Phone (318) 871-3109

1 Medical Plaza Pl
Minden, LA 71055
Phone (318) 371-4042

2600 Greenwood Rd
Shreveport, LA 71103
Phone (318) 212-4600

8001 Youree Dr
Shreveport, LA 71115
Phone (318) 212-3000

2001 Doctors Dr
Springhill, LA 71075
Phone (318) 539-1000

301 W Boundary Ave
Winnfield, LA 71483
Phone (318) 628-2721

1560 Sumrall Rd
Columbia, MS 39429
Phone (601) 736-6303

6051 U S Highway 49
Hattiesburg, MS 39401
Phone (601) 288-2690

215 Marion Ave
McComb, MS 39648
Phone (601) 249-1180

130 Highland Pkwy
Picayune, MS 39466
Phone (601) 358-9400

305 W Moody St
Poplarville, MS 39470
Phone (601) 795-4345

1102 Rose St
Prentiss, MS 39474
Phone (601) 792-2947

206 Bay Ave
Richton, MS 39476
Phone (601) 788-6316

100 Hospital Dr
Tylertown, MS 39667
Phone (601) 876-0455

1602 Avenue Q
Lubbock, TX 79401
Phone (469) 809-6712

Interoperability endpoints

  • Direct secure messaging: bjefferson5371073@direct.casso.us.com

Specialties & licenses

Specialty (taxonomy)CodeLicenseStatePrimary
Emergency Medicine Physician 207P00000X 337599 LA
Emergency Medicine Physician 207P00000X 32525 MS Yes

Addresses

Primary practice location

6051 U S Highway 49
Hattiesburg, MS 39401-7200

Mailing address

53 Sweet Maple TRL
Petal, MS 39465-5003
Phone (601) 441-2975

Other practice location 1

1501 Kings Hwy
Shreveport, LA 71103-4228
Phone (318) 626-1036

Other providers in Hattiesburg, MS

All providers in Hattiesburg, MS · Emergency Medicine Physician in Mississippi

Sources for this page

Verify at the official NPI Registry.