Doctor profile · Federal record

Dr. Timothy Larson, M.D.

Nephrology Physician (CMS: Nephrology) · Nephrology Physician · Nephrology Physician · Nephrology Physician · Rochester, MN

  • NPI 1093792269
  • Accepts Medicare
  • 44 yrs in practice
  • Licensed in 4 states
  • 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
December 2005 — 21 yrs on file
Profile last updated
August 18, 2020
Year of graduation
1982 — 44 yrs since
Specialty taxonomy
207RN0300X — NUCC code
State licenses (4)
Minnesota #27904 · Iowa #30826 · Arizona #20419 · Florida #ME60884

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1093792269. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
7,058
Distinct HCPCS
7
Medicare allowed
$69,449
HCPCS Description Services Patients Avg allowed
81050 Urine volume measurement 2,426 1,207 $4
36415 Insertion of needle into vein for collection of blood sample 2,057 1,030 $8
51798 Ultrasound measurement of bladder capacity after voiding 1,243 1,196 $11
96372 Injection of drug or substance under skin or into muscle 1,099 1,026 $14
51702 Simple insertion of temporary bladder tube 171 159 $62
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 48 23 $77
99231 Subsequent hospital care with straightforward or low level of medical decision making, per day, if using time, at least 25 minutes 14 12 $48

In context: peer comparison

Among 28 peers in Rochester Nephrology Physician, average services per provider: 95. This provider delivers 74× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
11
Patients
0
Total drug cost
$439
Drug Type Claims Patients Total cost
Losartan Potassium Generic 11 0 $439

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Timothy Larson's medical specialty?
Dr. Timothy Larson practices Nephrology Physician in Rochester, MN.
Where does Dr. Timothy Larson practice?
Dr. Timothy Larson practices at 200 1St St Sw, Rochester, MN 559050001. Office phone: 5072842511.
What is Dr. Timothy Larson's NPI?
Dr. Timothy Larson's National Provider Identifier (NPI) is 1093792269, issued by NPPES.
Does Dr. Timothy Larson accept Medicare assignment?
Yes. Dr. Timothy Larson accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Timothy Larson commonly perform?
Top Medicare-reported procedures in 2023: Urine volume measurement (HCPCS 81050); Insertion of needle into vein for collection of blood sample (HCPCS 36415); Ultrasound measurement of bladder capacity after voiding (HCPCS 51798). Source: CMS Medicare Physician & Other Practitioners file.