Doctor profile · Federal record

Dr. Mark Sewell, D.C.

Chiropractor (CMS: Chiropractic) · Springdale, AR

  • NPI 1811055023
  • 29 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
4618 S Thompson St Ste D
Springdale, AR 727647467
(479) 756-9661
fax (479) 756-6251
Mailing address
3291 S Thompson St, Ste D102
Springdale, AR 727647357

Credentials & registration

NPPES · NUCC
NPI registered
December 2006 — 20 yrs on file
Profile last updated
September 6, 2019
Year of graduation
1997 — 29 yrs since
Specialty taxonomy
111N00000X — NUCC code
State license (1)
Arkansas #1514

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1811055023. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
1,586
Distinct HCPCS
3
Medicare allowed
$64,723
HCPCS Description Services Patients Avg allowed
98942 Chiropractic manipulative treatment, 5 spinal regions 934 97 $46
98941 Chiropractic manipulative treatment, 3-4 spinal regions 564 61 $35
98940 Chiropractic manipulative treatment, 1-2 spinal regions 88 21 $24

In context: peer comparison

Among 5 peers in Springdale Chiropractor, average services per provider: 410. This provider delivers 3.9× the peer median.

Frequently asked questions

Auto-generated from federal data
What is Dr. Mark Sewell's medical specialty?
Dr. Mark Sewell practices Chiropractor in Springdale, AR.
Where does Dr. Mark Sewell practice?
Dr. Mark Sewell practices at 4618 S Thompson St Ste D, Springdale, AR 727647467. Office phone: 4797569661.
What is Dr. Mark Sewell's NPI?
Dr. Mark Sewell's National Provider Identifier (NPI) is 1811055023, issued by NPPES.
Does Dr. Mark Sewell accept Medicare assignment?
Dr. Mark Sewell does not accept Medicare assignment for all services. Patients may be billed amounts beyond Medicare-allowed charges.
What procedures does Dr. Mark Sewell commonly perform?
Top Medicare-reported procedures in 2023: Chiropractic manipulative treatment, 5 spinal regions (HCPCS 98942); Chiropractic manipulative treatment, 3-4 spinal regions (HCPCS 98941); Chiropractic manipulative treatment, 1-2 spinal regions (HCPCS 98940). Source: CMS Medicare Physician & Other Practitioners file.