Doctor profile · Federal record

Dr. Andrew Johnson, D.C.

Chiropractor (CMS: Chiropractic) · Catonsville, MD

  • NPI 1114939873
  • Accepts Medicare
  • 30 yrs in practice
  • Male
  • Solo practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
1126 N Rolling RD
Catonsville, MD 212283826
(410) 744-1233
fax (410) 744-8649

Credentials & registration

NPPES · NUCC
NPI registered
August 2006 — 20 yrs on file
Profile last updated
November 30, 2023
Year of graduation
1996 — 30 yrs since
Specialty taxonomy
111N00000X — NUCC code
State license (1)
Maryland #S01814

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1114939873. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
591
Distinct HCPCS
2
Medicare allowed
$23,968
HCPCS Description Services Patients Avg allowed
98941 Chiropractic manipulative treatment, 3-4 spinal regions 550 52 $41
98940 Chiropractic manipulative treatment, 1-2 spinal regions 41 12 $29

In context: peer comparison

Among 1 peers in Catonsville Chiropractor, average services per provider: 295. This provider delivers 2.0× the peer median.

Frequently asked questions

Auto-generated from federal data
What is Dr. Andrew Johnson's medical specialty?
Dr. Andrew Johnson practices Chiropractor in Catonsville, MD.
Where does Dr. Andrew Johnson practice?
Dr. Andrew Johnson practices at 1126 N Rolling RD, Catonsville, MD 212283826. Office phone: 4107441233.
What is Dr. Andrew Johnson's NPI?
Dr. Andrew Johnson's National Provider Identifier (NPI) is 1114939873, issued by NPPES.
Does Dr. Andrew Johnson accept Medicare assignment?
Yes. Dr. Andrew Johnson accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Andrew Johnson commonly perform?
Top Medicare-reported procedures in 2023: 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.