Kristopher James Zainer, DPM

  • Janesville, WI
  • Podiatrist
NPI1316468531PAC ID7911246590
Medicare patients, 2024
279
Part D claims, 2024
249
Hospital affiliations
1
Industry payments
$16
Medical group
1
Practice address
1010 N Washington St, Janesville, WI 53548-1500
Practice phone
Call (608) 741-3800
Professional email
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Personal email
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Mobile number
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Social profiles

Primary practice

Mhs Physician Services

Multi-specialty group site · Janesville, Wisconsin

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Kristopher James Zainer is a podiatrist in Janesville, Wisconsin

Kristopher Zainer practices at Mhs Physician Services in Janesville, Wisconsin.

Kristopher Zainer's NPI, 1316468531, was assigned on June 28, 2017. Kristopher Zainer holds Wisconsin license 1170-25.

NPI and contact details
Medicare PAC ID
7911246590
NPI enumeration date
June 28, 2017
NPI status
Active
Accepts Medicare assignment
Yes
Practice phone
(608) 741-3800
Professional email
Get email
Personal email
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Mobile number
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Sex
Male
Estimated age
35
Medical school graduation
2017

Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)

Kristopher James Zainer practices at Mhs Physician Services in Janesville, Wisconsin

Kristopher Zainer's primary practice is Mhs Physician Services, at 1010 N Washington St, Janesville, WI 53548-1500. The practice phone is (608) 741-3800.

  • Mhs Physician Services
    1010 N Washington St, Janesville, WI 53548-1500Phone(608) 741-3800

Source: Dmand AI Affiliation Data

Kristopher James Zainer is affiliated with 2 sites of care and 1 medical group

Kristopher Zainer's primary practice is Mhs Physician Services in Janesville, Wisconsin. Kristopher Zainer is also affiliated with Mercyhealth Hospital and Trauma Center-Janesville. The medical group on file is Mercyhealth.

Source: Dmand AI Affiliation Data

Dmand AI tracks the EHR system at Kristopher James Zainer's practice

Dmand AI tracks the electronic health record (EHR) system at each site where Kristopher Zainer practices, 2 sites in all. Vendor and product names are available with a free account.

EHR by site
SiteEHR vendor and product
Mhs Physician ServicesAvailable with a free account
+1 more affiliated siteAvailable with a free account

Source: Dmand AI Technology Install Data

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Kristopher James Zainer is one of 159 podiatrists in Wisconsin

Podiatrist is Kristopher Zainer's primary specialty in the NPI Registry, under taxonomy code 213E00000X. Kristopher Zainer is licensed in Wisconsin.

Specialties and state licenses

  • Podiatrist, WisconsinPrimaryLicense 1170-25 · taxonomy 213E00000X

Podiatrists near Kristopher Zainer

Counts of podiatrists with a Dmand AI profile, by place and practice. Each opens the list.

159podiatrists in Wisconsin
5podiatrists in Janesville

Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Peer Benchmarks

Kristopher James Zainer treated 279 Medicare patients in 2024, average age 75

CMS counts 279 Medicare patients who saw Kristopher Zainer in 2024. The largest group is 65 to 74, with 114 patients. 75% of them have high cholesterol, and 72% have high blood pressure. 15% are also on Medicaid. Their average risk score is 1.68, where 1.00 is the Medicare average, so they are sicker than most Medicare patients.

Across all payers, Dmand AI patient panel data puts Kristopher Zainer's median patient age at 73, with 52% women.

Medicare patients, 2024279
Average age75
Average risk score1.68
Also on Medicaid15%

Kristopher Zainer's Medicare patients by age, 2024

Kristopher Zainer's Medicare patients by sex, 2024

  • Women15054%
  • Men12946%

Chronic conditions among Kristopher Zainer's Medicare patients, 2024

  1. High cholesterol75%
  2. High blood pressure72%
  3. Diabetes49%
  4. Arthritis44%
  5. Mood disorders28%
  6. Atrial fibrillation27%
  7. Depression24%
  8. Ischemic heart disease24%

Share of Medicare patients with each condition. A patient can have several.

Kristopher Zainer's patients across all payers

Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.

Patient panel by age, all payers

Median age 73

Patient panel by sex, all payers

  • Women52%
  • Men47%

Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data

Kristopher James Zainer wrote 249 Medicare Part D claims in 2024

In 2024, Kristopher Zainer wrote 249 Medicare Part D claims for 99 patients. 96% of them were for generic drugs.

Part D claims, 2024249
Part D patients99

Kristopher Zainer's Part D claims by kind of drug, 2024

  • Generic240 claims96%
  • Brand-name and other9 claims4%

Drug classes CMS tracks in Kristopher Zainer's Part D claims, 2024

  • Opioids12%31 of 249 claims
  • Antibiotics31%76 of 249 claims

Share of all Part D claims for each drug class CMS reports on. Classes with no claims are left out.

Source: Medicare Part D Prescribers - by Provider (CMS), 2024 data

Kristopher James Zainer ranks in the 82nd percentile for removal of nail tissue in Medicare

Kristopher Zainer accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS counts 442 procedures of removal of nail tissue by Kristopher Zainer, more than 82% of the clinicians it reports for that procedure.

Accepts Medicare assignment
Yes

Where Kristopher Zainer ranks in Medicare procedure volume

Removal of nail tissue
82nd percentile442 procedures
Removal or shaving of skin growth
81st percentile63 procedures
Removal of tissue
77th percentile45 procedures

CMS ranks each clinician against every clinician it reports for the same procedure category.

Skin biopsy: 1 to 10 procedures (CMS shows small counts as a range)

Sources: Doctors and Clinicians National Downloadable File (CMS); and Doctors and Clinicians Utilization Data (CMS)

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Kristopher James Zainer received $16 in industry payments in 2025

CMS Open Payments shows 1 general payment to Kristopher Zainer from 1 drug or device company in 2025. Food and beverage make up the largest share, 100% of the total. Smith & Nephew, Inc. paid the most, $16.

Companies that paid Kristopher Zainer the most, 2025 to 2025

Share is of all general payments to this clinician.

See all payments to Kristopher Zainer

Source: Open Payments (CMS), 2025 data, released July 7, 2026

Sources for Kristopher James Zainer's profile data

Sources for the data on this page
Data on this pageSource
NPI, name, sex, specialty and licensesNPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Professional Profile Data
Practice locations and phoneDmand AI Affiliation Data
Primary practice, affiliations and health systemDmand AI Affiliation Data
Medicare patients and the all-payer patient panelDmand AI Patient Panel DataMedicare Physician & Other Practitioners - by Provider (CMS) (opens in a new tab)
Part D prescribingMedicare Part D Prescribers - by Provider (CMS) (opens in a new tab)
MIPS scores, telehealth, assignment and procedure percentilesDoctors and Clinicians National Downloadable File (CMS) (opens in a new tab)Doctors and Clinicians Utilization Data (CMS) (opens in a new tab)
Industry paymentsOpen Payments (CMS) (opens in a new tab)
EHR at each practice siteDmand AI Technology Install Data
Similar physiciansDmand AI Affiliation Data

Data last refreshed October 2026Report an inaccuracyRemove my information

FAQ

Frequently asked questions about Kristopher James Zainer

Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.

What is Kristopher James Zainer's NPI number?

Kristopher James Zainer's NPI number is 1316468531. It was assigned on June 28, 2017, and it is active in the NPI Registry.

What does Kristopher James Zainer specialize in?

Kristopher James Zainer is a podiatrist in Janesville, Wisconsin. The primary specialty in the NPI Registry is Podiatrist (taxonomy code 213E00000X).

Where does Kristopher James Zainer practice?

Kristopher Zainer practices at 1010 N Washington St, Janesville, WI 53548-1500. Kristopher Zainer's primary practice is Mhs Physician Services in Janesville, Wisconsin.

What is Kristopher James Zainer's office phone number?

The practice phone on file for Kristopher Zainer is (608) 741-3800.

What is Kristopher James Zainer's medical license number?

Kristopher Zainer holds Wisconsin license 1170-25.

Which hospitals is Kristopher James Zainer affiliated with?

Kristopher Zainer is affiliated with Mercyhealth Hospital and Trauma Center-Janesville.

What medical group is Kristopher James Zainer part of?

Kristopher Zainer is linked to Mercyhealth.

Does Kristopher James Zainer accept Medicare?

Yes. CMS lists Kristopher Zainer as accepting Medicare assignment.

How many Medicare patients does Kristopher James Zainer see?

CMS counts 279 Medicare patients who saw Kristopher Zainer in 2024, with an average age of 75.

Has Kristopher James Zainer received payments from drug or device companies?

CMS Open Payments shows $16 in general payments to Kristopher Zainer from 1 company from 2025 to 2025. The largest total came from Smith & Nephew, Inc.

How long has Kristopher James Zainer been practicing?

Kristopher Zainer graduated from medical school in 2017, 9 years ago.

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