Doctor profile · Federal record

Dr. Mary Tierney, LICSW, LCSW, LCSW-C

Clinical Social Worker · Clinical Social Worker · Fairfax, VA

  • NPI 1073721874
  • Accepts Medicare
  • 30 yrs in practice
  • Licensed in 2 states
  • Female
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
8613 Lee Hwy
Fairfax, VA 220312171
(703) 208-9383

Credentials & registration

NPPES · NUCC
NPI registered
May 2007 — 19 yrs on file
Profile last updated
March 15, 2021
Year of graduation
1996 — 30 yrs since
Specialty taxonomy
1041C0700X — NUCC code
State licenses (2)
Virginia #0904006607 · District of Columbia #LC303249

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1073721874. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
48
Distinct HCPCS
2
Medicare allowed
$4,603
HCPCS Description Services Patients Avg allowed
90837 Psychotherapy, 1 hour 29 21 $119
90832 Psychotherapy, 30 minutes 19 17 $61

In context: peer comparison

Among 12 peers in this city , average services per provider: 151. This provider delivers 0.3× the peer median.

Frequently asked questions

Auto-generated from federal data
What is Dr. Mary Tierney's medical specialty?
Dr. Mary Tierney practices Clinical Social Worker in Fairfax, VA.
Where does Dr. Mary Tierney practice?
Dr. Mary Tierney practices at 8613 Lee Hwy, Fairfax, VA 220312171. Office phone: 7032089383.
What is Dr. Mary Tierney's NPI?
Dr. Mary Tierney's National Provider Identifier (NPI) is 1073721874, issued by NPPES.
Does Dr. Mary Tierney accept Medicare assignment?
Yes. Dr. Mary Tierney accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Mary Tierney commonly perform?
Top Medicare-reported procedures in 2023: Psychotherapy (HCPCS 90837); Psychotherapy (HCPCS 90832). Source: CMS Medicare Physician & Other Practitioners file.