Doctor profile · Federal record

Dr. Mark Livingston, L.C.S.W.C.

Clinical Social Worker · Crownsville, MD

  • NPI 1437289089
  • Accepts Medicare
  • 44 yrs in practice
  • Male
  • Solo practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
15 Romig Drive
Crownsville, MD 21302
(410) 729-2135
Mailing address
1406 Knightsbridge Turn
Crofton, MD 21032

Credentials & registration

NPPES · NUCC
NPI registered
March 2007 — 19 yrs on file
Profile last updated
July 8, 2007
Year of graduation
1982 — 44 yrs since
Specialty taxonomy
1041C0700X — NUCC code
State license (1)
Maryland #04924

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1437289089. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
1,276
Distinct HCPCS
3
Medicare allowed
$82,892
HCPCS Description Services Patients Avg allowed
90834 Psychotherapy, 45 minutes 941 100 $68
90832 Psychotherapy, 30 minutes 300 59 $51
90791 Psychiatric diagnostic evaluation 35 35 $116

In context: peer comparison

Among 1 peers in this city , average services per provider: 425. This provider delivers 3.0× the peer median.

Frequently asked questions

Auto-generated from federal data
What is Dr. Mark Livingston's medical specialty?
Dr. Mark Livingston practices Clinical Social Worker in Crownsville, MD.
Where does Dr. Mark Livingston practice?
Dr. Mark Livingston practices at 15 Romig Drive, Crownsville, MD 21302. Office phone: 4107292135.
What is Dr. Mark Livingston's NPI?
Dr. Mark Livingston's National Provider Identifier (NPI) is 1437289089, issued by NPPES.
Does Dr. Mark Livingston accept Medicare assignment?
Yes. Dr. Mark Livingston accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Mark Livingston commonly perform?
Top Medicare-reported procedures in 2023: Psychotherapy (HCPCS 90834); Psychotherapy (HCPCS 90832); Psychiatric diagnostic evaluation (HCPCS 90791). Source: CMS Medicare Physician & Other Practitioners file.