Doctor profile · Federal record

Dr. Timothy Sannes, PHD

Clinical Psychologist · Worcester, MA

  • NPI 1598283640
  • Accepts Medicare
  • 13 yrs in practice
  • Male
  • Solo practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
55 Lake Ave N
Worcester, MA 016550002
(774) 442-9250
Mailing address
Po Box 415348
Boston, MA 022415348

Credentials & registration

NPPES · NUCC
NPI registered
September 2017 — 9 yrs on file
Profile last updated
October 28, 2022
Year of graduation
2013 — 13 yrs since
Specialty taxonomy
103TC0700X — NUCC code
State license (1)
Massachusetts #11139

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1598283640. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
61
Distinct HCPCS
2
Medicare allowed
$6,544
HCPCS Description Services Patients Avg allowed
90834 Psychotherapy, 45 minutes 43 14 $89
90791 Psychiatric diagnostic evaluation 18 18 $152

In context: peer comparison

Among 12 peers in this city , average services per provider: 78. This provider delivers 0.8× the peer median.

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Timothy Sannes's medical specialty?
Dr. Timothy Sannes practices Clinical Psychologist in Worcester, MA.
Where does Dr. Timothy Sannes practice?
Dr. Timothy Sannes practices at 55 Lake Ave N, Worcester, MA 016550002. Office phone: 7744429250.
What is Dr. Timothy Sannes's NPI?
Dr. Timothy Sannes's National Provider Identifier (NPI) is 1598283640, issued by NPPES.
Does Dr. Timothy Sannes accept Medicare assignment?
Yes. Dr. Timothy Sannes accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Timothy Sannes commonly perform?
Top Medicare-reported procedures in 2023: Psychotherapy (HCPCS 90834); Psychiatric diagnostic evaluation (HCPCS 90791). Source: CMS Medicare Physician & Other Practitioners file.