Doctor profile · Federal record
Dr. Timothy Petersen, PHD
Psychologist (CMS: Clinical Psychologist) · Boston, MA
- NPI 1295737898
- Accepts Medicare
- 28 yrs in practice
- Male
- Solo practice
- No sanctions
Practice & contact
- Primary practice
-
1 Bowdoin Sq, 7Th Floor, Office 744
Boston, MA 021142927
(617) 643-0262
fax (617) 726-2992
Credentials & registration
- NPI registered
- August 2005 — 21 yrs on file
- Profile last updated
- September 4, 2008
- Year of graduation
- 1998 — 28 yrs since
- Specialty taxonomy
- 103T00000X — NUCC code
- State license (1)
- Massachusetts #7731
- Medicaid
- MA #0503002
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1295737898. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
159
Distinct HCPCS
2
Medicare allowed
$14,787
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
90834 |
Psychotherapy, 45 minutes | 120 | 12 | $92 | |
90834 |
Psychotherapy, 45 minutes | 39 | 11 | $97 |
In context: peer comparison
Among 19 peers in Boston Psychologist, average services per provider: 82. This provider delivers 1.9× the peer median.Frequently asked questions
What is Dr. Timothy Petersen's medical specialty?
Dr. Timothy Petersen practices Psychologist in Boston, MA.
Where does Dr. Timothy Petersen practice?
Dr. Timothy Petersen practices at 1 Bowdoin Sq, Boston, MA 021142927. Office phone: 6176430262.
What is Dr. Timothy Petersen's NPI?
Dr. Timothy Petersen's National Provider Identifier (NPI) is 1295737898, issued by NPPES.
Does Dr. Timothy Petersen accept Medicare assignment?
Yes. Dr. Timothy Petersen accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Timothy Petersen commonly perform?
Top Medicare-reported procedures in 2023: Psychotherapy (HCPCS 90834); Psychotherapy (HCPCS 90834). Source: CMS Medicare Physician & Other Practitioners file.