Doctor profile · Federal record

Dr. Michael O'Sullivan, MD

Psychiatry Physician (CMS: Psychiatry) · Minneapolis, MN

  • NPI 1962547901
  • Accepts Medicare
  • MIPS 83.5 / 100 · 2023
  • 24 yrs in practice
  • Male
  • Solo practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
2450 Riverside Ave # F273
Minneapolis, MN 554541450
(612) 273-8700
fax (612) 273-8727

Credentials & registration

NPPES · NUCC
NPI registered
February 2007 — 19 yrs on file
Profile last updated
August 3, 2010
Year of graduation
2002 — 24 yrs since
Specialty taxonomy
2084P0800X — NUCC code
State license (1)
Minnesota #19405

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1962547901. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
432
Distinct HCPCS
4
Medicare allowed
$34,224
HCPCS Description Services Patients Avg allowed
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 358 39 $69
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes 29 28 $163
99239 Hospital discharge day management, more than 30 minutes 28 28 $105
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes 17 12 $109

In context: peer comparison

Among 43 peers in Minneapolis Psychiatry Physician, average services per provider: 100. This provider delivers 4.3× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
287
Patients
33
Total drug cost
$9,491
Drug Type Claims Patients Total cost
Aripiprazole Generic 35 11 $1,921
Trazodone Hcl Generic 28 11 $324
Clonazepam Generic 24 0 $243
Escitalopram Oxalate Generic 22 0 $275
Gabapentin Generic 20 0 $476
Quetiapine Fumarate Generic 19 11 $654
Risperidone Generic 19 0 $129
Bupropion Xl (Bupropion Hcl) Brand 18 0 $703
Alprazolam Generic 17 0 $216
Olanzapine Generic 16 0 $324

Frequently asked questions

Auto-generated from federal data
What is Dr. Michael O'Sullivan's medical specialty?
Dr. Michael O'Sullivan practices Psychiatry Physician in Minneapolis, MN.
Where does Dr. Michael O'Sullivan practice?
Dr. Michael O'Sullivan practices at 2450 Riverside Ave # F273, Minneapolis, MN 554541450. Office phone: 6122738700.
What is Dr. Michael O'Sullivan's NPI?
Dr. Michael O'Sullivan's National Provider Identifier (NPI) is 1962547901, issued by NPPES.
Does Dr. Michael O'Sullivan accept Medicare assignment?
Yes. Dr. Michael O'Sullivan accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Michael O'Sullivan commonly perform?
Top Medicare-reported procedures in 2023: Subsequent hospital care with moderate levelof medical decision making (HCPCS 99232); Initial hospital care with moderate level of medical decision making (HCPCS 99223); Hospital discharge day management (HCPCS 99239). Source: CMS Medicare Physician & Other Practitioners file.