Doctor profile · Federal record

Dr. Stephen Sems, M.D.

Orthopaedic Surgery Physician (CMS: Orthopedic Surgery) · Rochester, MN

  • NPI 1861471260
  • Accepts Medicare
  • 27 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
200 1St St Sw
Rochester, MN 559050001
(507) 284-2511

Credentials & registration

NPPES · NUCC
NPI registered
January 2006 — 20 yrs on file
Profile last updated
August 20, 2020
Year of graduation
1999 — 27 yrs since
Specialty taxonomy
207X00000X — NUCC code
State license (1)
Minnesota #46623

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1861471260. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
143
Distinct HCPCS
5
Medicare allowed
$40,350
HCPCS Description Services Patients Avg allowed
99213 Established patient office or other outpatient visit, 20-29 minutes 74 60 $89
99231 Subsequent hospital care with straightforward or low level of medical decision making, per day, if using time, at least 25 minutes 25 24 $46
99203 New patient office or other outpatient visit, 30-44 minutes 17 17 $105
27245 Treatment of broken neck of thigh bone with bone implant 14 14 $1,147
27236 Treatment of upper end of broken thigh bone with placement of stabilizing device or prosthetic replacement 13 13 $1,138

In context: peer comparison

Among 19 peers in Rochester Orthopaedic Surgery Physician, average services per provider: 70. This provider delivers 2.0× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$6,334
Transactions
5
Manufacturers
1
Payer (manufacturer) Industry Txns Amount
Zimmer Biomet Holdings, INC. 5 $6,334.00

By nature of payment

Consulting Fee
$6,250
Food and Beverage
$84

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
12
Patients
0
Total drug cost
$89
Drug Type Claims Patients Total cost
Levothyroxine Sodium Generic 12 0 $89

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Stephen Sems's medical specialty?
Dr. Stephen Sems practices Orthopaedic Surgery Physician in Rochester, MN.
Where does Dr. Stephen Sems practice?
Dr. Stephen Sems practices at 200 1St St Sw, Rochester, MN 559050001. Office phone: 5072842511.
What is Dr. Stephen Sems's NPI?
Dr. Stephen Sems's National Provider Identifier (NPI) is 1861471260, issued by NPPES.
Does Dr. Stephen Sems accept Medicare assignment?
Yes. Dr. Stephen Sems accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Stephen Sems commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99213); Subsequent hospital care with straightforward or low level of medical decision making (HCPCS 99231); New patient office or other outpatient visit (HCPCS 99203). Source: CMS Medicare Physician & Other Practitioners file.