Dr. Christopher P. Johnson, MD
- Medicare services, 2024
- 102
- Medicare patients, 2024
- 77
- Part D claims, 2024
- 158
- MIPS score, 2024
- 88
- Hospital affiliations
- 1
- Practice address
- 9200 W Wisconsin Ave, Milwaukee, WI 53226
- Practice phone
- Call (414) 805-3000
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
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Dr. Christopher P. Johnson is a general surgeon in Milwaukee, Wisconsin
Dr. Johnson practices at Froedtert Hospital in Milwaukee, Wisconsin, part of Froedtert ThedaCare Health.
Dr. Johnson's NPI, 1528010329, was assigned on May 17, 2006. Dr. Johnson graduated from University of Wisconsin School of Medicine in 1979. Dr. Johnson holds Wisconsin license 27999.
- NPI
- 1528010329NPI Registry (opens in a new tab)
- Medicare PAC ID
- 0840346862
- NPI enumeration date
- May 17, 2006
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (414) 805-3000
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 73
- Medical school graduation
- 1979
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Christopher P. Johnson practices at Froedtert Hospital in Milwaukee, Wisconsin
Dr. Johnson's primary practice is Froedtert Hospital, at 9200 W Wisconsin Ave, Milwaukee, WI 53226 in Milwaukee County. The practice phone is (414) 805-3000.
- Froedtert Hospital9200 W Wisconsin Ave, Milwaukee, WI 53226 · Milwaukee CountyPhone(414) 805-3000
Source: Dmand AI Affiliation Data
Dr. Christopher P. Johnson is affiliated with 1 site of care and 1 medical group
Dr. Johnson's primary practice is Froedtert Hospital in Milwaukee, Wisconsin, part of Froedtert ThedaCare Health. The medical group on file is Froedtert & the Medical College of Wisconsin Community Physicians.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. Christopher P. Johnson's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Johnson practices. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Froedtert Hospital | Available with a free account |
Source: Dmand AI Technology Install Data
For health IT teams
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Dr. Christopher P. Johnson is one of 565 general surgeons in Wisconsin
Surgery is Dr. Johnson's primary specialty in the NPI Registry, under taxonomy code 208600000X. Dr. Johnson is licensed in Wisconsin.
Specialties and state licenses
- Surgery, WisconsinPrimary
General surgeons near Dr. Johnson
Counts of general surgeons 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. Christopher P. Johnson billed Medicare for 102 services in 2024
CMS data shows 102 Medicare services from Dr. Johnson across 5 procedure codes in 2024, for 77 Medicare patients. Medicare paid $9,122 for them. Every service was in a facility, such as a hospital, rather than an office.
Dr. Johnson's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Tests and treatments
- 2023: 1092024: 4856%
- Office and hospital visits
- 2023: 1162024: 4363%
- Surgery
- 2023: 562024: 1180%
Dr. Johnson compared with the Wisconsin median for general surgeons, 2024
- Dr. Johnson
- Wisconsin median
- Medicare services
- 102vs 99Close to median
- Medicare patients
- 77vs 10023% below
- Part D claims
- 128vs 373.5 times
Medians across 557 general surgeons in Wisconsin with Dmand AI profiles that report each measure.
Dr. Johnson'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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Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Christopher P. Johnson treated 77 Medicare patients in 2024, average age 58
CMS counts 77 Medicare patients who saw Dr. Johnson in 2024. The largest group is under 65, with 45 patients. 75% of them have chronic kidney disease, and 75% have high blood pressure. 45% are also on Medicaid. Their average risk score is 7.47, where 1.00 is the Medicare average, so they are sicker than most Medicare patients.
Across all payers, Dmand AI patient panel data puts Dr. Johnson's median patient age at 57, with 40% women.
Dr. Johnson's Medicare patients by age, 2024
CMS leaves out age groups with fewer than 11 patients.
Dr. Johnson's Medicare patients by sex, 2024
- Women3140%
- Men4660%
Chronic conditions among Dr. Johnson's Medicare patients, 2024
- Chronic kidney disease75%
- High blood pressure75%
- High cholesterol75%
- Diabetes58%
- Heart failure43%
- Mood disorders34%
- Arthritis31%
- Depression30%
Share of Medicare patients with each condition. A patient can have several.
Dr. Johnson's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 57
Patient panel by sex, all payers
- Women40%
- Men60%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Christopher P. Johnson wrote 158 Medicare Part D claims in 2024
In 2024, Dr. Johnson wrote 158 Medicare Part D claims for 53 patients. 82% of them were for generic drugs. CMS names the drug for 128 of them, across 5 drugs with 11 or more claims each, at $30,498 in total drug cost. In 2023, CMS named 212 claims across 7 drugs.
Dr. Johnson's Part D claims by kind of drug, 2024
- Generic129 claims82%
- Brand-name29 claims18%
Dr. Johnson'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. Johnson's Part D claims, 2024
- Opioids20%31 of 158 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: 2122024: 12840%
Drugs named by CMS: 5 in 2024, 7 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. Christopher P. Johnson scored 88 out of 100 in Medicare's MIPS program for 2024
CMS publishes a Merit-based Incentive Payment System (MIPS) score of 88 out of 100 for Dr. Johnson for performance year 2024, reported as part of a group. Dr. Johnson accepts Medicare assignment, so Medicare's approved amount is taken as full payment.
- Accepts Medicare assignment
- Yes
Dr. Johnson's MIPS scores, performance year 2024
- 88of 100Final score
- 82.8of 100Quality
- 100of 100Promoting Interoperability
- 40of 100Improvement Activities
- 77of 100Cost
Each score is out of 100. The final score weighs the categories CMS scored for this clinician.
Sources: Doctors and Clinicians National Downloadable File (CMS); and Clinician Public Reporting: Overall MIPS Performance (CMS), 2024 data, released September 10, 2026
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Dr. Christopher P. Johnson received $37 in industry payments in 2023
CMS Open Payments shows 1 general payment to Dr. Johnson from 1 drug or device company in 2023. Food and beverage make up the largest share, 100% of the total. Smith & Nephew, Inc. paid the most, $37.
Companies that paid Dr. Johnson the most, 2023 to 2023
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Christopher P. Johnson graduated from University of Wisconsin School of Medicine
Dr. Johnson graduated from University of Wisconsin School of Medicine in 1979.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. Christopher P. Johnson'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 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) |
| 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. Christopher P. Johnson
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. Christopher P. Johnson's NPI number?
Dr. Christopher P. Johnson's NPI number is 1528010329. It was assigned on May 17, 2006, and it is active in the NPI Registry.
What kind of doctor is Dr. Christopher P. Johnson?
Dr. Christopher P. Johnson is a general surgeon in Milwaukee, Wisconsin. The primary specialty in the NPI Registry is Surgery Physician (taxonomy code 208600000X).
Where does Dr. Christopher P. Johnson practice?
Dr. Johnson practices at 9200 W Wisconsin Ave, Milwaukee, WI 53226. Dr. Johnson's primary practice is Froedtert Hospital in Milwaukee, Wisconsin, part of Froedtert ThedaCare Health.
What is Dr. Christopher P. Johnson's office phone number?
The practice phone on file for Dr. Johnson is (414) 805-3000.
What is Dr. Christopher P. Johnson's medical license number?
Dr. Johnson holds Wisconsin license 27999.
Which hospitals is Dr. Christopher P. Johnson affiliated with?
Dr. Johnson practices at Froedtert Hospital in Milwaukee, Wisconsin.
What medical group is Dr. Christopher P. Johnson part of?
Dr. Johnson is linked to Froedtert & the Medical College of Wisconsin Community Physicians.
Does Dr. Christopher P. Johnson accept Medicare?
Yes. CMS data shows Dr. Johnson billed Medicare for 102 services in 2024, and Dr. Johnson accepts Medicare assignment.
What is Dr. Christopher P. Johnson's MIPS score?
Dr. Johnson's MIPS final score for performance year 2024 is 88 out of 100, reported as part of a group.
How many Medicare patients does Dr. Christopher P. Johnson see?
CMS counts 77 Medicare patients who saw Dr. Johnson in 2024, with an average age of 58.
Show 5 more questionsShow fewer questions
What services does Dr. Christopher P. Johnson bill to Medicare?
In 2024, Dr. Johnson's most billed Medicare services were blood vessel study (93990), office visit, established patient (99213) and blood vessel study (93985).
Where did Dr. Christopher P. Johnson go to medical school?
Dr. Johnson graduated from University of Wisconsin School of Medicine in 1979.
What drugs does Dr. Christopher P. Johnson prescribe most?
In 2024 Medicare Part D data, Dr. Johnson's most prescribed drugs by claims were Clopidogrel, Midodrine HCl and Eliquis.
Has Dr. Christopher P. Johnson received payments from drug or device companies?
CMS Open Payments shows $37 in general payments to Dr. Johnson from 1 company from 2023 to 2023. The largest total came from Smith & Nephew, Inc.
How long has Dr. Christopher P. Johnson been practicing?
Dr. Johnson graduated from medical school in 1979, 47 years ago.
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