Doctor profile · Federal record

Dr. Isla Johnson, MD

Hematology & Oncology Physician (CMS: Hematology/Oncology) · Internal Medicine Physician · Rochester, MN

  • NPI 1417585571
  • Accepts Medicare
  • 6 yrs in practice
  • Female
  • 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
April 2020 — 6 yrs on file
Profile last updated
June 30, 2023
Year of graduation
2020 — 6 yrs since
Specialty taxonomy
207RH0003X — NUCC code
State licenses (2)
Minnesota #70741 · Minnesota #30942

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1417585571. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
47
Distinct HCPCS
2
Medicare allowed
$6,596
HCPCS Description Services Patients Avg allowed
99214 Established patient office or other outpatient visit, 30-39 minutes 32 23 $125
99215 Established patient office or other outpatient visit, 40-54 minutes 15 12 $174

In context: peer comparison

Among 19 peers in Rochester Hematology & Oncology Physician, average services per provider: 42. This provider delivers 1.1× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
19
Patients
0
Total drug cost
$357
Drug Type Claims Patients Total cost
Atorvastatin Calcium Generic 19 0 $357

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Isla Johnson's medical specialty?
Dr. Isla Johnson practices Hematology & Oncology Physician in Rochester, MN.
Where does Dr. Isla Johnson practice?
Dr. Isla Johnson practices at 200 1St St Sw, Rochester, MN 559050001. Office phone: 5072842511.
What is Dr. Isla Johnson's NPI?
Dr. Isla Johnson's National Provider Identifier (NPI) is 1417585571, issued by NPPES.
Does Dr. Isla Johnson accept Medicare assignment?
Yes. Dr. Isla Johnson accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Isla Johnson commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99214); Established patient office or other outpatient visit (HCPCS 99215). Source: CMS Medicare Physician & Other Practitioners file.