Dr. Mark Edward Pearson, MD
- Medicare services, 2024
- 55,602
- Medicare patients, 2024
- 370
- Part D claims, 2024
- 3,296
- Hospital affiliations
- 1
- Industry payments
- $49,184
- Practice address
- 601 N Barker Rd, Brookfield, WI 53045
- Practice phone
- Call (262) 785-0777
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
West Suburban Ctr for Arthritis
Brookfield, Wisconsin
Find Dr. Pearson's professional email, personal email and mobile number
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Dr. Mark Edward Pearson is a rheumatologist in Brookfield, Wisconsin
Dr. Pearson practices at West Suburban Ctr for Arthritis in Brookfield, Wisconsin.
Dr. Pearson's NPI, 1407857048, was assigned on August 4, 2005. Dr. Pearson graduated from Medical College of Wisconsin in 1982. Dr. Pearson holds Wisconsin license 28413.
- NPI
- 1407857048NPI Registry (opens in a new tab)
- Medicare PAC ID
- 5991830226
- NPI enumeration date
- August 4, 2005
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (262) 785-0777
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 70
- Medical school graduation
- 1982
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Practice Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Mark Edward Pearson practices at West Suburban Ctr for Arthritis in Brookfield, Wisconsin
Dr. Pearson's primary practice is West Suburban Ctr for Arthritis, at 601 N Barker Rd, Brookfield, WI 53045 in Waukesha County. The practice phone is (262) 785-0777.
- West Suburban Ctr for Arthritis601 N Barker Rd, Brookfield, WI 53045 · Waukesha CountyPhone(262) 785-0777
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
Dr. Mark Edward Pearson is affiliated with 3 sites of care and 1 medical group
Dr. Pearson's primary practice is West Suburban Ctr for Arthritis in Brookfield, Wisconsin. Dr. Pearson is also affiliated with ProHealth Waukesha Memorial Hospital. The medical group on file is West Suburban Center for Arthritis. Dmand AI also links Dr. Pearson to 1 more group practice or clinic, named with a free account.
Sources: NPPES NPI Registry (CMS); Dmand AI Practice Data; and Dmand AI Affiliation Data
Dmand AI tracks the EHR system at Dr. Mark Edward Pearson's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Pearson practices, 2 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| West Suburban Ctr for Arthritis | Available with a free account |
| +2 more affiliated sites | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Mark Edward Pearson is one of 138 rheumatologists in Wisconsin
Rheumatology is Dr. Pearson's primary specialty in the NPI Registry, under taxonomy code 207RR0500X. Dr. Pearson is licensed in Wisconsin.
Specialties and state licenses
- Rheumatology, WisconsinPrimary
Rheumatologists near Dr. Pearson
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. Mark Edward Pearson billed Medicare for 55,602 services in 2024
CMS data shows 55,602 Medicare services from Dr. Pearson across 39 procedure codes in 2024, for 370 Medicare patients. Medicare paid $745,688 for them. Every service was in an office.
Dr. Pearson's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Drugs given in the office
- 2023: 76,3082024: 46,98438%
- Lab and pathology
- 2023: 6,6042024: 6,0688%
- Surgery
- 2023: 1,0742024: 96910%
- Office and hospital visits
- 2023: 5722024: 5406%
- Tests and treatments
- 2023: 5952024: 51114%
- Other services
- 2023: 02024: 408
- Imaging
- 2023: 962024: 12227%
Dr. Pearson compared with the Wisconsin median for rheumatologists, 2024
- Dr. Pearson
- Wisconsin median
- Medicare services
- 55,602vs 514108.2 times
- Medicare patients
- 370vs 19986% above
- Part D claims
- 3,160vs 1,0403.0 times
Medians across 143 rheumatologists in Wisconsin with Dmand AI profiles that report each measure.
Dr. Pearson's most billed Medicare procedure codes, 2024
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. Pearson and other rheumatologists in Wisconsin.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Mark Edward Pearson treated 370 Medicare patients in 2024, average age 74
CMS counts 370 Medicare patients who saw Dr. Pearson in 2024. The largest group is 65 to 74, with 202 patients. 75% of them have arthritis, and 71% have high blood pressure. Their average risk score is 1.32, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Dr. Pearson's median patient age at 71, with 66% women.
Dr. Pearson's Medicare patients by age, 2024
Dr. Pearson's Medicare patients by sex, 2024
- Women23162%
- Men13938%
Chronic conditions among Dr. Pearson's Medicare patients, 2024
- Arthritis75%
- High blood pressure71%
- High cholesterol68%
- Ischemic heart disease29%
- Osteoporosis27%
- Chronic kidney disease23%
- Atrial fibrillation21%
- Mood disorders20%
Share of Medicare patients with each condition. A patient can have several.
Dr. Pearson's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 71
Patient panel by sex, all payers
- Women66%
- Men34%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Mark Edward Pearson wrote 3,296 Medicare Part D claims in 2024
In 2024, Dr. Pearson wrote 3,296 Medicare Part D claims for 499 patients. 90% of them were for generic drugs. CMS names the drug for 3,160 of them, across 29 drugs with 11 or more claims each, at $1,936,499 in total drug cost. In 2023, CMS named 3,155 claims across 28 drugs.
Dr. Pearson's Part D claims by kind of drug, 2024
- Generic2,967 claims90%
- Brand-name and other329 claims10%
Dr. Pearson's most prescribed drugs by claims, 2024
CMS names a drug when it has 11 or more claims. Share is of the claims for drugs CMS names.
Drug classes CMS tracks in Dr. Pearson's Part D claims, 2024
- Opioids2%77 of 3,296 claims
Share of all Part D claims for each drug class CMS reports on. Classes with no claims are left out.
Part D claims for drugs CMS names, 2023 to 2024
- 2023
- 2024
- Claims for drugs CMS names
- 2023: 3,1552024: 3,160No change
Drugs named by CMS: 29 in 2024, 28 in 2023.
Sources: Medicare Part D Prescribers - by Provider and Drug (CMS), 2024 data, released May 6, 2026; and Medicare Part D Prescribers - by Provider (CMS), 2024 data
How Dr. Mark Edward Pearson takes part in Medicare
Dr. Pearson accepts Medicare assignment, so Medicare's approved amount is taken as full payment.
- Accepts Medicare assignment
- Yes
Source: Doctors and Clinicians National Downloadable File (CMS)
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Dr. Mark Edward Pearson received $49,184 in industry payments from 2016 to 2025
CMS Open Payments shows 57 general payments to Dr. Pearson from 12 drug and device companies from 2016 to 2025. Consulting fees make up the largest share, 93% of the total. United Rheumatology paid the most, $43,334.
General payments to Dr. Pearson by program year, 2016 to 2025
General payments to Dr. Pearson by kind, 2016 to 2025
- Consulting fees$45,83293%
- Travel and lodging$2,4295%
- Food and beverage$9232%
Companies that paid Dr. Pearson the most, 2016 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Mark Edward Pearson graduated from Medical College of Wisconsin
Dr. Pearson graduated from Medical College of Wisconsin in 1982.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. Mark Edward Pearson'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 | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Practice Data |
| Primary practice, affiliations and health system | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Practice DataDmand AI Affiliation 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 DataMedicare Physician & Other Practitioners - by Provider (CMS) (opens in a new tab) |
| Part D prescribing | Medicare Part D Prescribers - by Provider and Drug (CMS) (opens in a new tab)Medicare Part D Prescribers - by Provider (CMS) (opens in a new tab) |
| MIPS scores, telehealth, assignment and procedure percentiles | Doctors and Clinicians National Downloadable File (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. Mark Edward Pearson
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. Mark Edward Pearson's NPI number?
Dr. Mark Edward Pearson's NPI number is 1407857048. It was assigned on August 4, 2005, and it is active in the NPI Registry.
What kind of doctor is Dr. Mark Edward Pearson?
Dr. Mark Edward Pearson is a rheumatologist in Brookfield, Wisconsin. The primary specialty in the NPI Registry is Rheumatology Physician (taxonomy code 207RR0500X).
Where does Dr. Mark Edward Pearson practice?
Dr. Pearson practices at 601 N Barker Rd, Brookfield, WI 53045. Dr. Pearson's primary practice is West Suburban Ctr for Arthritis in Brookfield, Wisconsin. Dmand AI also links Dr. Pearson to 1 group practice or clinic.
What is Dr. Mark Edward Pearson's office phone number?
The practice phone on file for Dr. Pearson is (262) 785-0777.
What is Dr. Mark Edward Pearson's medical license number?
Dr. Pearson holds Wisconsin license 28413.
Which hospitals is Dr. Mark Edward Pearson affiliated with?
Dr. Pearson is affiliated with ProHealth Waukesha Memorial Hospital.
What medical group is Dr. Mark Edward Pearson part of?
Dr. Pearson is linked to West Suburban Center for Arthritis.
Does Dr. Mark Edward Pearson accept Medicare?
Yes. CMS data shows Dr. Pearson billed Medicare for 55,602 services in 2024, and Dr. Pearson accepts Medicare assignment.
How many Medicare patients does Dr. Mark Edward Pearson see?
CMS counts 370 Medicare patients who saw Dr. Pearson in 2024, with an average age of 74.
What services does Dr. Mark Edward Pearson bill to Medicare?
In 2024, Dr. Pearson's most billed Medicare services were injected or infused drug (J1602), injected or infused drug (J0129) and injected or infused drug (J1745).
Show 4 more questionsShow fewer questions
Where did Dr. Mark Edward Pearson go to medical school?
Dr. Pearson graduated from Medical College of Wisconsin in 1982.
What drugs does Dr. Mark Edward Pearson prescribe most?
In 2024 Medicare Part D data, Dr. Pearson's most prescribed drugs by claims were Methotrexate, Prednisone and Hydroxychloroquine Sulfate.
Has Dr. Mark Edward Pearson received payments from drug or device companies?
CMS Open Payments shows $49,184 in general payments to Dr. Pearson from 12 companies from 2016 to 2025. The largest total came from United Rheumatology.
How long has Dr. Mark Edward Pearson been practicing?
Dr. Pearson graduated from medical school in 1982, 44 years ago.
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