Doctor profile · Federal record

Dr. Melissa Sullivan

Clinical Social Worker · Norwell, MA

  • NPI 1740571702
  • Accepts Medicare
  • 33 yrs in practice
  • Female
  • Solo practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
384 Washington St
Norwell, MA 020612010
(781) 871-6550

Credentials & registration

NPPES · NUCC
NPI registered
April 2011 — 15 yrs on file
Profile last updated
June 23, 2025
Year of graduation
1993 — 33 yrs since
Specialty taxonomy
1041C0700X — NUCC code
State license (1)
Massachusetts #113791

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1740571702. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
469
Distinct HCPCS
2
Medicare allowed
$39,068
HCPCS Description Services Patients Avg allowed
90834 Psychotherapy, 45 minutes 371 38 $76
90837 Psychotherapy, 1 hour 98 16 $112

In context: peer comparison

Among 2 peers in this city , average services per provider: 227. This provider delivers 2.1× the peer median.

Frequently asked questions

Auto-generated from federal data
What is Dr. Melissa Sullivan's medical specialty?
Dr. Melissa Sullivan practices Clinical Social Worker in Norwell, MA.
Where does Dr. Melissa Sullivan practice?
Dr. Melissa Sullivan practices at 384 Washington St, Norwell, MA 020612010. Office phone: 7818716550.
What is Dr. Melissa Sullivan's NPI?
Dr. Melissa Sullivan's National Provider Identifier (NPI) is 1740571702, issued by NPPES.
Does Dr. Melissa Sullivan accept Medicare assignment?
Yes. Dr. Melissa Sullivan accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Melissa Sullivan commonly perform?
Top Medicare-reported procedures in 2023: Psychotherapy (HCPCS 90834); Psychotherapy (HCPCS 90837). Source: CMS Medicare Physician & Other Practitioners file.