Dr. Irma J Cockerill , MD
Internal Medicine • Willmar, MN
101 Willmar Ave Sw
Willmar, MN 562013556
This profile restates public CMS/NPPES data; T-MedInfo gives no medical advice — consult a licensed professional, and call 911 for emergencies.
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Dr. Irma Cockerill is listed in NPPES under Internal Medicine.
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NPI assigned on November 29, 2005; this date does not establish years in practice.
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Published CMS data list 106 Original Medicare Part B services in 2020.
Source: CMS, Medicare Physician & Other Practitioners – by Provider and Service, 2020. Published rows only; this is not a quality measure.
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Published Part B service records, 2020:
- 99223 — Initial hospital care with moderate level of medical decision making: 64 service units.
- 99222 — Initial hospital care with straightforward or low-level medical decision making: 42 service units.
Source: CMS, Medicare Physician & Other Practitioners – by Provider and Service, 2020. Units differ by code; these are not visits or a measure of quality.
CPT® only copyright 2019 American Medical Association. All rights reserved. Service names are shortened from CPT Consumer Friendly Descriptors (CMS data, 2020). CPT notice
See the full table · Guide: How to read Medicare Part B data
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Medicare Part B services went from 167 in 2017 to 106 in 2020.
Source: CMS, Medicare Physician & Other Practitioners – by Provider and Service, 2017–2020.
Practice Location & Contact Primary Location
101 Willmar Ave Sw
Willmar, MN 562013556
Matched by practice address or phone in NPPES. A shared address or phone does not confirm that this clinician works there.
NPPES lists 1 additional practice-address record in Mankato, MN. See the list
Source: CMS NPPES NPI Registry, practice location records; release date unavailable.
Listings do not confirm current availability, employment or a shared ownership network.
What Public CMS Data Show
Internal Medicine: NPPES taxonomy is a reported classification, not proof of board certification.
Medicare-allowed amount
About $18,471 in 2020
The total amount Medicare approved for these services in 2020. It includes what Medicare paid and what patients or their other insurance owed, such as the deductible and coinsurance.
It shows the total cost of this clinician's Original Medicare services under Medicare's fee rules.
What this does not show: Medicare-allowed amount
This is not the clinician's income. Part of it can go to a clinic or group practice, staff, equipment or drugs. It is not the price you will pay.
Source: CMS, Medicare Physician & Other Practitioners – by Provider and Service, 2020.
Paid by Medicare
About $14,389 in 2020
The part of the Medicare-allowed amount that Medicare itself paid in 2020, after patients' deductibles and coinsurance.
The gap between the allowed amount and this number is roughly what patients and their other insurance paid.
What this does not show: Paid by Medicare
This is not the clinician's income and not a measure of quality.
Source: CMS, Medicare Physician & Other Practitioners – by Provider and Service, 2020.
Industry payments (Open Payments)
No Open Payments records are listed for this clinician for 2019–2025.
NPI first issued
2005
The year this clinician's National Provider Identifier (NPI) was issued. An NPI is a unique 10-digit ID that US health care providers use for billing.
What this does not show: NPI first issued
NPIs have been issued only since 2005, so this year is not necessarily when the clinician started practicing.
Source: CMS NPPES NPI Registry.
Medicare assignment not listed
CMS data do not show whether this clinician accepts Medicare assignment. This does not mean they do not accept Medicare. Ask the office.
Medicare assignment applies to Original Medicare. It does not tell you whether the clinician is in a Medicare Advantage plan's network, accepts other insurance, or is taking new patients.
Source: CMS Doctors and Clinicians; Medicare.gov, “Does your provider accept Medicare as full payment?”
No telehealth indicator
CMS shows this indicator only when recent Medicare claims include telehealth services. The clinician may still offer telehealth; ask the office.
Source: CMS, Telehealth Indicator on Medicare Care Compare (fact sheet, January 2023); CMS Doctors and Clinicians.
Compared with the same specialty in Willmar and Minnesota
Billing and prescribing volume is not a quality rating.
Medicare Part B
Comparisons use 2024 data. The latest CMS data for Dr. Cockerill are from 2020.
14 active clinicians are listed under Internal Medicine with a practice address in Willmar, MN (2,634 in Minnesota).
Addresses are self-reported to NPPES and may be out of date.
Telehealth indicator in Willmar
14.3% of these 14 clinicians have the CMS telehealth indicator.
35.7% of these 14 clinicians are listed by CMS as accepting Medicare assignment.
CMS data by year
Changes may reflect reporting, coverage or privacy limits, not changes in care quality.
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Medicare Part B services
Medicare Part B services decreased 37% from 167 in 2017 to 106 in 2020.
- 2017: 167
- 2018: 123
- 2019: 66
- 2020: 106
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Medicare-allowed amount
Medicare-allowed amount decreased 21% from $23,396 in 2017 to $18,471 in 2020.
- 2017: $23,396
- 2018: $23,860
- 2019: $10,637
- 2020: $18,471
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Paid by Medicare
Paid by Medicare decreased 22% from $18,377 in 2017 to $14,389 in 2020.
- 2017: $18,377
- 2018: $17,341
- 2019: $8,437
- 2020: $14,389
Sources: CMS Medicare Physician & Other Practitioners (2020), CMS Doctors and Clinicians, CMS NPPES NPI Registry. Specialty names follow the NUCC Health Care Provider Taxonomy.
Text: T-MedInfo · Report an error.
Performed Procedures & Service Volume
CPT® is a registered trademark of the American Medical Association. CPT codes, descriptions and other data only are copyright 2016–2019 American Medical Association. All rights reserved. Applicable FARS/HHSARS apply. Descriptions of CPT codes are the AMA's CPT Consumer Friendly Descriptors as published by CMS in the Medicare Physician & Other Practitioners – by Provider and Service data, 2017–2020; they are plain-language summaries, not for clinical coding or documentation. HCPCS Level II codes and descriptions are from CMS. Fee schedules, relative value units, conversion factors and/or related components are not assigned by the AMA, are not part of CPT, and the AMA is not recommending their use. The AMA does not directly or indirectly practice medicine or dispense medical services. The AMA assumes no liability for data contained or not contained herein.
| HCPCS Code | Services | Patients | Submitted Charge | Medicare Allowed |
|---|---|---|---|---|
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99223
Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes
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64 | 60 | $458.75 | $199.67 |
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99222
Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes
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42 | 42 | $354.05 | $135.52 |
Source: CMS Part B by Provider and Service, 2020; services under 11 beneficiaries omitted by CMS. Privacy limits
Submitted charges are billed amounts, not a price quote for your visit.
Specialties & License Numbers Reported to NPPES
NUCC Taxonomy Code: 207R00000X
A physician who provides long-term, comprehensive care in the office and the hospital, managing both common and complex illness of adolescents, adults and the elderly. Internists are trained in the diagnosis and treatment of cancer, infections and diseases affecting the heart, blood, kidneys, joints and digestive, respiratory and vascular systems. They are also trained in the essentials of primary care internal medicine, which incorporates an understanding of disease prevention, wellness, substance abuse, mental health and effective treatment of common problems of the eyes, ears, skin, nervous system and reproductive organs.
Secondary Practice Locations
1015 Marsh St
Mankato, MN 560015294
Phone: 5073894700
Clinicians Sharing This Practice Address or Phone
Clinicians sharing this NPPES address, phone or fax; a shared contact does not mean they work together.
Family Medicine
Doctor of Medicine (M.D.)
Family Medicine
Doctor of Medicine (M.D.)
Obstetrics & Gynecology
Doctor of Osteopathic Medicine (D.O.)
Dietitian, Registered
Registered Dietitian
Internal Medicine
Doctor of Medicine (M.D.)
Surgery
Doctor of Medicine (M.D.)
Career & Practice History Timeline
Changes recorded in monthly NPPES data files: addresses, names, credentials, specialties and NPI status
Registered at 101 WILLMAR AVE SW, WILLMAR, MN 562013556 (Tel: 3202315000)
Registered at 101 WILLMAR AVE SW, WILLMAR, MN 562013556 (Tel: 3202315000)
NPI status registered as active in NPPES database
Registered at 1015 MARSH ST, MANKATO, MN 560015294 (Tel: 5073894700)
Registered at 1025 MARSH ST, MANKATO, MN 560014752 (Tel: 5076254031)
Recorded as IRMA COCKERILL, MD
Internal Medicine (license number reported to NPPES: MN 44309)
First registered as active Individual Practitioner in NPPES Database.
NPI Administrative Meta
Other Internal Medicine Providers in Willmar
- Dr. Janae Bell, MD
- Dr. Michael May, MD
- Dr. David Newcomer, DO
- Dr. Kendall Bos, MD
- Dr. Frederick Hund, MD
- Dr. Bryan Ricci, MD
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Directory navigation, in NPI number order.
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Mailing Address
101 Willmar Ave Sw
Willmar, MN 562013556
Phone: 3202315000