Doctor profile · Federal record

Dr. Mary Satterthwaite, L.I.C.S.W.

Clinical Social Worker · Portsmouth, NH

  • NPI 1679712368
  • Accepts Medicare
  • 45 yrs in practice
  • Female
  • Solo practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
426 State Street
Portsmouth, NH 038014049
(603) 431-7308
fax (603) 431-7308

Credentials & registration

NPPES · NUCC
NPI registered
February 2009 — 17 yrs on file
Year of graduation
1981 — 45 yrs since
Specialty taxonomy
1041C0700X — NUCC code
State license (1)
New Hampshire ##375

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1679712368. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
369
Distinct HCPCS
1
Medicare allowed
$39,986
HCPCS Description Services Patients Avg allowed
90837 Psychotherapy, 1 hour 369 21 $108

In context: peer comparison

Among 7 peers in this city , average services per provider: 200. This provider delivers 1.8× the peer median.

Frequently asked questions

Auto-generated from federal data
What is Dr. Mary Satterthwaite's medical specialty?
Dr. Mary Satterthwaite practices Clinical Social Worker in Portsmouth, NH.
Where does Dr. Mary Satterthwaite practice?
Dr. Mary Satterthwaite practices at 426 State Street, Portsmouth, NH 038014049. Office phone: 6034317308.
What is Dr. Mary Satterthwaite's NPI?
Dr. Mary Satterthwaite's National Provider Identifier (NPI) is 1679712368, issued by NPPES.
Does Dr. Mary Satterthwaite accept Medicare assignment?
Yes. Dr. Mary Satterthwaite accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Mary Satterthwaite commonly perform?
Top Medicare-reported procedures in 2023: Psychotherapy (HCPCS 90837). Source: CMS Medicare Physician & Other Practitioners file.