DR. ISLA MARIANN MCKERROW JOHNSON MD
NPI 1417585571
Internal Medicine - Hematology & Oncology in Rochester, MN

Active since April 01, 2020PECOS EnrolledAccepts Medicare Assignment
200 1ST ST SW, ROCHESTER, MN 55905(507) 284-2511 Get Directions Write a Review

NPPES record last updated: June 30, 2023. Verified against the NPPES registry weekly; last sync: August 02, 2026.

Record update history: Aug 26, 2020, Aug 12, 2020, Apr 1, 2020 (3 updates tracked since 2020).

About Dr. Isla Mariann Mckerrow Johnson Md NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

DR. ISLA MARIANN MCKERROW JOHNSON MD (NPI 1417585571) is an individual hematology & oncology provider in Rochester, Minnesota, licensed in Minnesota (70741) and active in the NPI registry since April 2020. She is enrolled in Medicare PECOS, is affiliated with Mayo Clinic Hospital Rochester, and is a graduate of Oregon Health Sciences University School Of Medicine (2020).

NPPES Registry Identity

NPI1417585571
Entity TypeIndividualFemale
Primary Taxonomy207RH0003X
Provider Legal NameDR. ISLA MARIANN MCKERROW JOHNSONCredential: MD
Location Address200 1ST ST SWRochester, MN 55905-0001
Mailing Address200 1st St SwRochester, MN 55905-0001 · (507) 284-2511
Sole ProprietorNo
Medical School CMSOregon Health Sciences University School Of MedicineGraduated 2020
Enumeration DateApril 1, 2020
Last NPPES UpdateJune 30, 20233 updates tracked since enumeration
NPPES CertifiedJune 30, 2023
NPI 1417585571 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

Primary SpecialtyInternal Medicine · Hematology & OncologyAllopathic & Osteopathic Physicians
Taxonomy Code207RH0003X
License Licensed in MN · 70741
Definition
An internist doctor of osteopathy that specializes in the treatment of the combination of hematology and oncology disorders. A doctor of osteopathy that is board eligible/certified by the American Osteopathic Board of Internal Medicine WAS able to obtain a Certificate of Special Qualifications in the field of Hematology and Oncology. The Certificate is NO longer offered.
Also ListedInternal MedicineTaxonomy 207R00000X · License 30942 (MN)
200 1ST ST SW, Rochester, MN 55905

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, and ordering and referring status from the CMS PECOS system.

Medicare Enrollment Status

Enrolled in Medicare and accepts Medicare assignment

Dr. Isla Mariann Mckerrow Johnson Md is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.

PECOS PAC ID7012332224
PECOS Enrollment IDI20220210001310
Eligible to Order & Refer Part B Labs & Imaging Durable Medical Equipment Home Health Agency Power Mobility DevicesPer the CMS Ordering and Referring file. Eligibility means Medicare pays claims that this provider orders or refers for these categories.

Areas of Expertise CMS Part B claims 3

Services this provider delivered to Medicare fee-for-service patients, from the CMS Medicare utilization data. Higher counts generally reflect more experience with a service; care delivered outside Medicare is not included.

Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more 99214
This is a routine check-up for patients who have previously visited our clinic. It involves a comprehensive review of your health and any ongoing treatments. The consultation lasts between 30-39 minutes, allowing enough time to discuss any concerns.
58 services42 patients
Established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more 99215
This service involves a follow-up appointment for existing patients, lasting between 40 to 54 minutes. During this time, your healthcare provider will assess your current health status, discuss any changes or concerns, review your treatment plan, and answer any questions you may have.
49 services31 patients
New patient office or other outpatient visit with a high level of medical decision making, if using time, 60 minutes or more 99205
This is a first-time patient visit where a healthcare professional spends 60-74 minutes with you. It involves a comprehensive evaluation, including your medical history and current health condition. They'll also advise on preventive health measures and formulate a treatment plan if needed.
23 services23 patients

Hospital Affiliations CMS Care Compare

Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.

Mayo Clinic Hospital Rochester

Acute Care Hospitals · Rochester, MN
5/5 CMS rating
OwnershipVoluntary non-profit - Church
CMS Certification Number240010
Location1216 Second Street SouthwestRochester, MN 55902 · Olmsted County
Emergency services Birthing friendly

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 55905 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.

New Patient
$168.28 typical visit price
range $56.00 – $168.28
Typical copayment $42.07 (range $14.00 – $42.07)
Most-billed visit code 99205
Established Patient
$98.61 typical visit price
range $18.32 – $138.04
Typical copayment $24.65 (range $4.58 – $34.51)
Most-billed visit code 99214
Amounts reflect what Medicare beneficiaries in this ZIP area are typically charged for office visits. Patients with other coverage should check their individual plans.

Other Providers at the Same Location NPPES 20

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

Internal Medicine
200 1ST ST SW
ROCHESTER, MN 55905
Pathology (Clinical Pathology/Laboratory Medicine)
200 1ST ST SW
ROCHESTER, MN 55905
Nurse Practitioner
200 1ST ST SW
ROCHESTER, MN 55905
Nurse Practitioner
200 1ST ST SW
ROCHESTER, MN 55905
Optometrist
200 1ST ST SW
ROCHESTER, MN 55905
Psychologist
200 1ST ST SW
ROCHESTER, MN 55905
Nurse Anesthetist, Certified Registered
200 1ST ST SW
ROCHESTER, MN 55905
Internal Medicine (Endocrinology, Diabetes & Metabolism)
200 1ST ST SW
ROCHESTER, MN 55905

Frequently Asked Questions NPPES & CMS

Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.

What is Isla Johnson's NPI number?

The NPI number for Isla Johnson is 1417585571. It was assigned to this individual provider in the NPPES registry on April 1, 2020.

Where is Isla Johnson located?

Isla Johnson practices at 200 1st St SW, Rochester, MN 55905. The listed phone number is (507) 284-2511.

What is Isla Johnson's specialty?

The primary specialty registered for this NPI is Internal Medicine, specializing in Hematology & Oncology, with taxonomy code 207RH0003X.

Is Isla Johnson enrolled in Medicare?

Yes. Isla Johnson is registered in the Medicare PECOS system and accepts Medicare assignment, which means accepting the Medicare-approved amount as payment in full for covered services.

Is Isla Johnson affiliated with any hospitals?

According to CMS data, Isla Johnson is affiliated with Mayo Clinic Hospital Rochester.

When was this NPI record last updated?

The NPPES record for Isla Johnson was last updated on June 30, 2023. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 3 years ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.