Doctor profile · Federal record

Dr. Peter Siekmeier, M.D.

Psychiatry Physician · Belmont, MA

  • NPI 1477590156
  • 20 yrs on file
  • Male
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
115 Mill Street #310A, McLean Hospital
Belmont, MA 02478
(617) 855-3588

Credentials & registration

NPPES · NUCC
NPI registered
June 2006 — 20 yrs on file
Profile last updated
July 8, 2007
Specialty taxonomy
2084P0800X — NUCC code
State license (1)
Massachusetts #158642

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1477590156. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
224
Distinct HCPCS
1
Medicare allowed
$18,838
HCPCS Description Services Patients Avg allowed
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 224 54 $84

In context: peer comparison

Among 20 peers in this city , average services per provider: 134. This provider delivers 1.7× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
37
Patients
0
Total drug cost
$592
Drug Type Claims Patients Total cost
Alprazolam Generic 13 0 $156
Risperidone Generic 13 0 $108
Citalopram Hbr (Citalopram Hydrobromide) Brand 11 0 $328

Frequently asked questions

Auto-generated from federal data
What is Dr. Peter Siekmeier's medical specialty?
Dr. Peter Siekmeier practices Psychiatry Physician in Belmont, MA.
Where does Dr. Peter Siekmeier practice?
Dr. Peter Siekmeier practices at 115 Mill Street #310A, Belmont, MA 02478. Office phone: 6178553588.
What is Dr. Peter Siekmeier's NPI?
Dr. Peter Siekmeier's National Provider Identifier (NPI) is 1477590156, issued by NPPES.
What procedures does Dr. Peter Siekmeier commonly perform?
Top Medicare-reported procedures in 2023: Subsequent hospital care with moderate levelof medical decision making (HCPCS 99232). Source: CMS Medicare Physician & Other Practitioners file.