Dr. Kimberly K. Thomsen, MD
- Medicare services, 2022
- 372
- Part D claims, 2023
- 449
- Hospital affiliations
- 1
- Industry payments
- $5,037
- Medical group
- 1
- Practice address
- 1400 W Ice Lake Road, Iron River, MI 49935
- Practice phone
- Call (906) 265-6121
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Dr. Thomsen's professional email, personal email and mobile number
Dmand AI checks each channel through healthcare-specific waterfall enrichment. See what is on file with a free account, with practice phones, licenses and affiliations.
Dr. Kimberly K. Thomsen is a rheumatologist in Iron River, Michigan
Dr. Thomsen practices at Aspirus Iron River Hospital in Iron River, Michigan, part of Aspirus.
Dr. Thomsen's NPI, 1942309778, was assigned on September 21, 2006. Dr. Thomsen graduated from University of Miami, Lm Miller School of Medicine in 2001. Dr. Thomsen holds Ohio license 35088068.
- NPI
- 1942309778NPI Registry (opens in a new tab)
- NPI enumeration date
- September 21, 2006
- NPI status
- Active
- Practice phone
- (906) 265-6121
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Female
- Estimated age
- 51
- Medical school graduation
- 2001
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Affiliation Data
Dr. Kimberly K. Thomsen practices at Aspirus Iron River Hospital in Iron River, Michigan
Dr. Thomsen's primary practice is Aspirus Iron River Hospital, at 1400 W Ice Lake Road, Iron River, MI 49935 in Iron County. The practice phone is (906) 265-6121.
- Aspirus Iron River Hospital1400 W Ice Lake Road, Iron River, MI 49935 · Iron CountyPhone(906) 265-6121
Source: Dmand AI Affiliation Data
Dr. Kimberly K. Thomsen is affiliated with 1 site of care and 1 medical group
Dr. Thomsen's primary practice is Aspirus Iron River Hospital in Iron River, Michigan, part of Aspirus. The medical group on file is UP Medical Group, Marquette | Family Medicine.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. Kimberly K. Thomsen's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Thomsen practices. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Aspirus Iron River Hospital | Available with a free account |
Source: Dmand AI Technology Install Data
For health IT teams
Dmand AI maps EHR vendors, IT decision makers and buying committees across Aspirus and 6.2K+ hospitals, with verified contacts in the same login.
Dr. Kimberly K. Thomsen is one of 203 rheumatologists in Michigan
Rheumatology is Dr. Thomsen's primary specialty in the NPI Registry, under taxonomy code 207RR0500X. Dr. Thomsen is licensed in Ohio.
Specialties and state licenses
- Rheumatology, OhioPrimary
Rheumatologists near Dr. Thomsen
Counts of rheumatologists with a Dmand AI profile, by place and practice. Each opens the list.
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Peer Benchmarks
Dr. Kimberly K. Thomsen billed Medicare for 372 services in 2022
CMS data shows 372 Medicare services from Dr. Thomsen across 3 procedure codes in 2022, all of them office visits. Medicare paid $22,219 for them. Every service was in an office.
Dr. Thomsen's Medicare services by type, 2021 to 2022
- 2021
- 2022
- Office and hospital visits
- 2021: 4292022: 37213%
- Surgery
- 2021: 122022: 0100%
Dr. Thomsen compared with the Michigan median for rheumatologists, 2022
- Dr. Thomsen
- Michigan median
- Medicare services
- 372vs 4007% below
- Part D claims
- 449vs 1,19963% below
Medians across 198 rheumatologists in Michigan with Dmand AI profiles that report each measure.
Dr. Thomsen's most billed Medicare procedure codes, 2022
CMS publishes codes billed for 11 or more Medicare patients. Each label is the code family; CPT descriptions are licensed by the AMA.
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Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Thomsen and other rheumatologists in Michigan.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Kimberly K. Thomsen's patients have a median age of 72
Across all payers, Dmand AI patient panel data puts Dr. Thomsen's median patient age at 72, with 79% women.
Dr. Thomsen's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 72
Patient panel by sex, all payers
- Women79%
- Men21%
Source: Dmand AI Patient Panel Data
Dr. Kimberly K. Thomsen wrote 449 Medicare Part D claims in 2023
In 2023, Dr. Thomsen wrote 449 Medicare Part D claims. They cover 9 drugs, with $629,229 in total drug cost. In 2022, CMS named 2,080 claims across 27 drugs.
Dr. Thomsen's most prescribed drugs by claims, 2023
CMS names a drug when it has 11 or more claims. Share is of the claims for drugs CMS names.
Part D claims for drugs CMS names, 2022 to 2023
- 2022
- 2023
- Claims for drugs CMS names
- 2022: 2,0802023: 44978%
Drugs named by CMS: 9 in 2023, 27 in 2022.
Source: Medicare Part D Prescribers - by Provider and Drug (CMS), 2024 data, released May 6, 2026
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Dr. Kimberly K. Thomsen received $5,037 in industry payments from 2016 to 2023
CMS Open Payments shows 351 general payments to Dr. Thomsen from 31 drug and device companies from 2016 to 2023. Food and beverage make up the largest share, 92% of the total. Genentech, Inc. paid the most, $1,076.
General payments to Dr. Thomsen by program year, 2016 to 2023
General payments to Dr. Thomsen by kind, 2016 to 2023
- Food and beverage$4,64492%
- Education$3938%
Companies that paid Dr. Thomsen the most, 2016 to 2023
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Kimberly K. Thomsen graduated from University of Miami, Lm Miller School of Medicine
Dr. Thomsen graduated from University of Miami, Lm Miller School of Medicine in 2001.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. Kimberly K. Thomsen's profile data
| Data on this page | Source |
|---|---|
| NPI, name, sex, specialty and licenses | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Professional Profile Data |
| Practice locations and phone | Dmand AI Affiliation Data |
| Primary practice, affiliations and health system | Dmand AI Affiliation DataDmand AI Org Hierarchy Data |
| Medicare services and procedure codes | Medicare Physician & Other Practitioners - by Provider and Service (CMS) (opens in a new tab) |
| State medians for the same specialty | Dmand AI Peer Benchmarks |
| Medicare patients and the all-payer patient panel | Dmand AI Patient Panel Data |
| Part D prescribing | Medicare Part D Prescribers - by Provider and Drug (CMS) (opens in a new tab) |
| Industry payments | Open Payments (CMS) (opens in a new tab) |
| Training, board certification and memberships | Dmand AI Professional Profile Data |
| EHR at each practice site | Dmand AI Technology Install Data |
| Similar physicians | Dmand AI Affiliation Data |
Data last refreshed October 2026Report an inaccuracyRemove my information
FAQ
Frequently asked questions about Dr. Kimberly K. Thomsen
Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.
What is Dr. Kimberly K. Thomsen's NPI number?
Dr. Kimberly K. Thomsen's NPI number is 1942309778. It was assigned on September 21, 2006, and it is active in the NPI Registry.
What kind of doctor is Dr. Kimberly K. Thomsen?
Dr. Kimberly K. Thomsen is a rheumatologist in Iron River, Michigan. The primary specialty in the NPI Registry is Rheumatology Physician (taxonomy code 207RR0500X).
Where does Dr. Kimberly K. Thomsen practice?
Dr. Thomsen practices at 1400 W Ice Lake Road, Iron River, MI 49935. Dr. Thomsen's primary practice is Aspirus Iron River Hospital in Iron River, Michigan, part of Aspirus.
What is Dr. Kimberly K. Thomsen's office phone number?
The practice phone on file for Dr. Thomsen is (906) 265-6121.
What is Dr. Kimberly K. Thomsen's medical license number?
Dr. Thomsen holds Ohio license 35088068.
Which hospitals is Dr. Kimberly K. Thomsen affiliated with?
Dr. Thomsen practices at Aspirus Iron River Hospital in Iron River, Michigan.
What medical group is Dr. Kimberly K. Thomsen part of?
Dr. Thomsen is linked to UP Medical Group, Marquette | Family Medicine.
Does Dr. Kimberly K. Thomsen accept Medicare?
Yes. CMS data shows Dr. Thomsen billed Medicare for 372 services in 2022.
What services does Dr. Kimberly K. Thomsen bill to Medicare?
In 2022, Dr. Thomsen's most billed Medicare services were office visit, established patient (99214), office visit, established patient (99213) and office visit, established patient (99215).
Where did Dr. Kimberly K. Thomsen go to medical school?
Dr. Thomsen graduated from University of Miami, Lm Miller School of Medicine in 2001.
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What drugs does Dr. Kimberly K. Thomsen prescribe most?
In 2023 Medicare Part D data, Dr. Thomsen's most prescribed drugs by claims were Methotrexate, Hydroxychloroquine Sulfate and Prednisone.
Has Dr. Kimberly K. Thomsen received payments from drug or device companies?
CMS Open Payments shows $5,037 in general payments to Dr. Thomsen from 31 companies from 2016 to 2023. The largest total came from Genentech, Inc.
How long has Dr. Kimberly K. Thomsen been practicing?
Dr. Thomsen graduated from medical school in 2001, 25 years ago.
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