Dr. Katherine Marie Mercy, MD
- Medicare services, 2024
- 1,053
- Medicare patients, 2024
- 396
- Part D claims, 2024
- 353
- MIPS score, 2024
- 97
- Hospital affiliations
- 1
- Practice address
- 801 York St, Manitowoc, WI 54220
- Practice phone
- Call (630) 357-7536
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Premier Dermatology
Manitowoc, Wisconsin
Find Dr. Mercy'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. Katherine Marie Mercy is a mohs-micrographic surgery physician in Manitowoc, Wisconsin
Dr. Mercy practices at Premier Dermatology in Manitowoc, Wisconsin.
Dr. Mercy's NPI, 1134385255, was assigned on July 29, 2008. Dr. Mercy graduated from Georgetown University School of Medicine in 2008. Dr. Mercy holds Illinois license 036.127624.
- NPI
- 1134385255NPI Registry (opens in a new tab)
- Medicare PAC ID
- 4587954839
- NPI enumeration date
- July 29, 2008
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (630) 357-7536
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Female
- Estimated age
- 44
- Medical school graduation
- 2008
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Practice Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Katherine Marie Mercy practices at Premier Dermatology in Manitowoc, Wisconsin
Dr. Mercy's primary practice is Premier Dermatology, at 801 York St, Manitowoc, WI 54220 in Manitowoc County. The practice phone is (630) 357-7536.
- Premier Dermatology801 York St, Manitowoc, WI 54220 · Manitowoc CountyPhone(630) 357-7536
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
Dr. Katherine Marie Mercy is affiliated with 3 sites of care and 1 medical group
Dr. Mercy's primary practice is Premier Dermatology in Manitowoc, Wisconsin. Dr. Mercy is also affiliated with Northwestern Medicine Central DuPage Hospital. The medical group on file is Forefront Dermatology. Dmand AI also links Dr. Mercy 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. Katherine Marie Mercy's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Mercy practices, 2 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Premier Dermatology | 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. Katherine Marie Mercy is one of 18 mohs-micrographic surgery physicians in Wisconsin
Mohs-micrographic surgery is Dr. Mercy's primary specialty in the NPI Registry, under taxonomy code 207ND0101X. Dmand AI has Dr. Mercy's licenses on file in 2 states: Illinois and Virginia.
Specialties and state licenses
- Mohs-micrographic surgery, IllinoisPrimary
- Virginia license
Mohs-micrographic surgery physicians near Dr. Mercy
Counts of mohs-micrographic surgery physicians 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. Katherine Marie Mercy billed Medicare for 1,053 services in 2024
CMS data shows 1,053 Medicare services from Dr. Mercy across 17 procedure codes in 2024, for 396 Medicare patients. Medicare paid $329,865 for them. Every service was in an office.
Dr. Mercy's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Surgery
- 2023: 1,0002024: 9149%
- Office and hospital visits
- 2023: 1072024: 13930%
Dr. Mercy compared with the Wisconsin median for mohs-micrographic surgery physicians, 2024
- Dr. Mercy
- Wisconsin median
- Medicare services
- 1,053vs 1,60534% below
- Medicare patients
- 396vs 51223% below
- Part D claims
- 274vs 281Close to median
Medians across 19 mohs-micrographic surgery physicians in Wisconsin with Dmand AI profiles that report each measure.
Dr. Mercy'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. Mercy and other mohs-micrographic surgery physicians in Wisconsin.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Katherine Marie Mercy treated 396 Medicare patients in 2024, average age 78
CMS counts 396 Medicare patients who saw Dr. Mercy in 2024. The largest group is 75 to 84, with 161 patients. 75% of them have high cholesterol, and 72% have high blood pressure. 4% are also on Medicaid. Their average risk score is 1.06, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Dr. Mercy's median patient age at 74, with 45% women.
Dr. Mercy's Medicare patients by age, 2024
CMS leaves out age groups with fewer than 11 patients.
Dr. Mercy's Medicare patients by sex, 2024
- Women17845%
- Men21855%
Chronic conditions among Dr. Mercy's Medicare patients, 2024
- High cholesterol75%
- High blood pressure72%
- Arthritis41%
- Ischemic heart disease33%
- Diabetes28%
- Chronic kidney disease27%
- Cancer21%
- Atrial fibrillation18%
Share of Medicare patients with each condition. A patient can have several.
Dr. Mercy's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 74
Patient panel by sex, all payers
- Women45%
- Men54%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Katherine Marie Mercy wrote 353 Medicare Part D claims in 2024
In 2024, Dr. Mercy wrote 353 Medicare Part D claims for 204 patients. 99% of them were for generic drugs. CMS names the drug for 274 of them, across 6 drugs with 11 or more claims each, at $1,155 in total drug cost. In 2023, CMS named 174 claims across 4 drugs.
Dr. Mercy's Part D claims by kind of drug, 2024
- Generic348 claims99%
- Brand-name and other5 claims1%
Dr. Mercy'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. Mercy's Part D claims, 2024
- Opioids14%51 of 353 claims
- Antibiotics48%171 of 353 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: 1742024: 27457%
Drugs named by CMS: 6 in 2024, 4 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
Dr. Katherine Marie Mercy scored 97 out of 100 in Medicare's MIPS program for 2024
CMS publishes a Merit-based Incentive Payment System (MIPS) score of 97 out of 100 for Dr. Mercy for performance year 2024, reported as part of a group. Dr. Mercy accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS counts 175 procedures of melanoma (skin cancer) excision by Dr. Mercy, more than 97% of the clinicians it reports for that procedure.
- Accepts Medicare assignment
- Yes
Dr. Mercy's MIPS scores, performance year 2024
- 97of 100Final score
- 97of 100Promoting Interoperability
- 40of 100Improvement Activities
Each score is out of 100. The final score weighs the categories CMS scored for this clinician.
Where Dr. Mercy ranks in Medicare procedure volume
- Removal of skin cancer
- 69th percentile636 procedures
- Melanoma (skin cancer) excision
- 97th percentile175 procedures
- Removal of skin lesions
- 72nd percentile53 procedures
- Skin biopsy
- 67th percentile39 procedures
CMS ranks each clinician against every clinician it reports for the same procedure category.
Removal or shaving of skin growth: 1 to 10 procedures (CMS shows small counts as a range)
Sources: Doctors and Clinicians National Downloadable File (CMS); Clinician Public Reporting: Overall MIPS Performance (CMS), 2024 data, released September 10, 2026; and Doctors and Clinicians Utilization Data (CMS)
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Dr. Katherine Marie Mercy received $720 in industry payments from 2016 to 2025
CMS Open Payments shows 29 general payments to Dr. Mercy from 16 drug and device companies from 2016 to 2025. Food and beverage make up the largest share, 93% of the total. Abbvie Inc. paid the most, $193.
General payments to Dr. Mercy by program year, 2016 to 2025
General payments to Dr. Mercy by kind, 2016 to 2025
- Food and beverage$67293%
- Education$477%
Companies that paid Dr. Mercy 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. Katherine Marie Mercy graduated from Georgetown University School of Medicine
Dr. Mercy graduated from Georgetown University School of Medicine in 2008.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. Katherine Marie Mercy'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)Clinician Public Reporting: Overall MIPS Performance (CMS) (opens in a new tab)Doctors and Clinicians Utilization Data (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. Katherine Marie Mercy
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. Katherine Marie Mercy's NPI number?
Dr. Katherine Marie Mercy's NPI number is 1134385255. It was assigned on July 29, 2008, and it is active in the NPI Registry.
What kind of doctor is Dr. Katherine Marie Mercy?
Dr. Katherine Marie Mercy is a mohs-micrographic surgery physician in Manitowoc, Wisconsin. The primary specialty in the NPI Registry is MOHS-Micrographic Surgery Physician (taxonomy code 207ND0101X).
Where does Dr. Katherine Marie Mercy practice?
Dr. Mercy practices at 801 York St, Manitowoc, WI 54220. Dr. Mercy's primary practice is Premier Dermatology in Manitowoc, Wisconsin. Dmand AI also links Dr. Mercy to 1 group practice or clinic.
What is Dr. Katherine Marie Mercy's office phone number?
The practice phone on file for Dr. Mercy is (630) 357-7536.
What is Dr. Katherine Marie Mercy's medical license number?
Dr. Mercy holds Illinois license 036.127624, one of the licenses on file in 2 states.
Which states has Dr. Katherine Marie Mercy been licensed in?
Dmand AI has state licenses on file for Dr. Mercy in Illinois and Virginia.
Which hospitals is Dr. Katherine Marie Mercy affiliated with?
Dr. Mercy is affiliated with Northwestern Medicine Central DuPage Hospital.
What medical group is Dr. Katherine Marie Mercy part of?
Dr. Mercy is linked to Forefront Dermatology.
Does Dr. Katherine Marie Mercy accept Medicare?
Yes. CMS data shows Dr. Mercy billed Medicare for 1,053 services in 2024, and Dr. Mercy accepts Medicare assignment.
What is Dr. Katherine Marie Mercy's MIPS score?
Dr. Mercy's MIPS final score for performance year 2024 is 97 out of 100, reported as part of a group.
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How many Medicare patients does Dr. Katherine Marie Mercy see?
CMS counts 396 Medicare patients who saw Dr. Mercy in 2024, with an average age of 78.
What services does Dr. Katherine Marie Mercy bill to Medicare?
In 2024, Dr. Mercy's most billed Medicare services were surgery: skin and soft tissue (17311), surgery: skin and soft tissue (17312) and surgery: skin and soft tissue (12052).
Where did Dr. Katherine Marie Mercy go to medical school?
Dr. Mercy graduated from Georgetown University School of Medicine in 2008.
What drugs does Dr. Katherine Marie Mercy prescribe most?
In 2024 Medicare Part D data, Dr. Mercy's most prescribed drugs by claims were Cephalexin, Doxycycline Hyclate and Timolol Maleate.
Has Dr. Katherine Marie Mercy received payments from drug or device companies?
CMS Open Payments shows $720 in general payments to Dr. Mercy from 16 companies from 2016 to 2025. The largest total came from Abbvie Inc.
How long has Dr. Katherine Marie Mercy been practicing?
Dr. Mercy graduated from medical school in 2008, 18 years ago.
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