Dr. Janet Marie Johnson, MD
- Medicare services, 2024
- 316
- Medicare patients, 2024
- 125
- Part D claims, 2024
- 355
- MIPS score, 2024
- 95
- Industry payments
- $89
- Practice address
- 1726 Shawano Ave, Green Bay, WI 54303
- Practice phone
- Call (920) 498-4200
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
St Marys Hospital Medical Center
Green Bay, Wisconsin
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Dr. Janet Marie Johnson is an internist in Green Bay, Wisconsin
Dr. Johnson practices at St Marys Hospital Medical Center in Green Bay, Wisconsin.
Dr. Johnson's NPI, 1346266145, was assigned on July 14, 2006. Dr. Johnson holds Wisconsin license 37872.
- NPI
- 1346266145NPI Registry (opens in a new tab)
- Medicare PAC ID
- 9537145024
- NPI enumeration date
- July 14, 2006
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (920) 498-4200
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Female
- Estimated age
- 59
- Medical school graduation
- 1993
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Practice Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Janet Marie Johnson practices at St Marys Hospital Medical Center in Green Bay, Wisconsin
Dr. Johnson's primary practice is St Marys Hospital Medical Center, at 1726 Shawano Ave, Green Bay, WI 54303 in Brown County. The practice phone is (920) 498-4200.
- St Marys Hospital Medical Center1726 Shawano Ave, Green Bay, WI 54303 · Brown CountyPhone(920) 498-4200
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
Dr. Janet Marie Johnson is affiliated with 2 sites of care and 4 medical groups
Dr. Johnson's primary practice is St Marys Hospital Medical Center in Green Bay, Wisconsin. The medical group on file is Prevea Health. Dmand AI also links Dr. Johnson to 3 more medical groups and 1 group practice or clinic, each 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. Janet Marie 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 |
|---|---|
| St Marys Hospital Medical Center | Available with a free account |
| +1 more site and 3 medical groups | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Janet Marie Johnson is one of 1,675 internists in Wisconsin
Internal medicine is Dr. Johnson's primary specialty in the NPI Registry, under taxonomy code 207R00000X. Dr. Johnson is licensed in Wisconsin.
Specialties and state licenses
- Internal medicine, WisconsinPrimary
Internists near Dr. Johnson
Counts of internists 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. Janet Marie Johnson billed Medicare for 316 services in 2024
CMS data shows 316 Medicare services from Dr. Johnson across 4 procedure codes in 2024, for 125 Medicare patients. Medicare paid $21,932 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
- Office and hospital visits
- 2023: 2742024: 31615%
- Tests and treatments
- 2023: 122024: 0100%
Dr. Johnson compared with the Wisconsin median for internists, 2024
- Dr. Johnson
- Wisconsin median
- Medicare services
- 316vs 45731% below
- Medicare patients
- 125vs 19937% below
- Part D claims
- 167vs 43361% below
Medians across 1,658 internists 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. Janet Marie Johnson treated 125 Medicare patients in 2024, average age 76
CMS counts 125 Medicare patients who saw Dr. Johnson in 2024. The largest group is 65 to 74, with 43 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 27% are also on Medicaid. Their average risk score is 2.12, 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 100% women.
Dr. Johnson's Medicare patients by age, 2024
Dr. Johnson's Medicare patients by sex, 2024
- Women5846%
- Men6754%
Chronic conditions among Dr. Johnson's Medicare patients, 2024
- High blood pressure75%
- High cholesterol75%
- Arthritis64%
- Ischemic heart disease53%
- Chronic kidney disease50%
- Anxiety44%
- Mood disorders44%
- Depression43%
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
- Women100%
- Men0%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Janet Marie Johnson wrote 355 Medicare Part D claims in 2024
In 2024, Dr. Johnson wrote 355 Medicare Part D claims for 117 patients. 85% of them were for generic drugs. CMS names the drug for 167 of them, across 10 drugs with 11 or more claims each, at $14,828 in total drug cost. In 2023, CMS named 70 claims across 4 drugs.
Dr. Johnson's Part D claims by kind of drug, 2024
- Generic300 claims85%
- Brand-name55 claims15%
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
- Opioids5%17 of 355 claims
- Antibiotics12%44 of 355 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: 702024: 167139%
Drugs named by CMS: 10 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. Janet Marie Johnson scored 95 out of 100 in Medicare's MIPS program for 2024
CMS publishes a Merit-based Incentive Payment System (MIPS) score of 95 out of 100 for Dr. Johnson for performance year 2024, reported through an alternative payment model (APM). 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
- 95of 100Final score
- 86of 100Quality
- 100of 100Promoting Interoperability
- 40of 100Improvement Activities
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. Janet Marie Johnson received $89 in industry payments in 2018
CMS Open Payments shows 5 general payments to Dr. Johnson from 1 drug or device company in 2018. Food and beverage make up the largest share, 100% of the total. Novartis Pharmaceuticals Corporation paid the most, $89.
Companies that paid Dr. Johnson the most, 2018 to 2018
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Sources for Dr. Janet Marie Johnson's profile data
Data last refreshed October 2026Report an inaccuracyRemove my information
FAQ
Frequently asked questions about Dr. Janet Marie Johnson
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What is Dr. Janet Marie Johnson's NPI number?
Dr. Janet Marie Johnson's NPI number is 1346266145. It was assigned on July 14, 2006, and it is active in the NPI Registry.
What kind of doctor is Dr. Janet Marie Johnson?
Dr. Janet Marie Johnson is an internist in Green Bay, Wisconsin. The primary specialty in the NPI Registry is Internal Medicine Physician (taxonomy code 207R00000X).
Where does Dr. Janet Marie Johnson practice?
Dr. Johnson practices at 1726 Shawano Ave, Green Bay, WI 54303. Dr. Johnson's primary practice is St Marys Hospital Medical Center in Green Bay, Wisconsin. Dmand AI also links Dr. Johnson to 3 medical groups and 1 group practice or clinic.
What is Dr. Janet Marie Johnson's office phone number?
The practice phone on file for Dr. Johnson is (920) 498-4200.
What is Dr. Janet Marie Johnson's medical license number?
Dr. Johnson holds Wisconsin license 37872.
What medical group is Dr. Janet Marie Johnson part of?
Dr. Johnson is linked to Prevea Health. Dmand AI links Dr. Johnson to 3 more medical groups.
Does Dr. Janet Marie Johnson accept Medicare?
Yes. CMS data shows Dr. Johnson billed Medicare for 316 services in 2024, and Dr. Johnson accepts Medicare assignment.
What is Dr. Janet Marie Johnson's MIPS score?
Dr. Johnson's MIPS final score for performance year 2024 is 95 out of 100, reported through an alternative payment model (APM).
How many Medicare patients does Dr. Janet Marie Johnson see?
CMS counts 125 Medicare patients who saw Dr. Johnson in 2024, with an average age of 76.
What services does Dr. Janet Marie Johnson bill to Medicare?
In 2024, Dr. Johnson's most billed Medicare services were hospital inpatient care (99232), hospital inpatient care (99239) and hospital inpatient care (99222).
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What drugs does Dr. Janet Marie Johnson prescribe most?
In 2024 Medicare Part D data, Dr. Johnson's most prescribed drugs by claims were Clopidogrel, Atorvastatin Calcium and Pantoprazole Sodium.
Has Dr. Janet Marie Johnson received payments from drug or device companies?
CMS Open Payments shows $89 in general payments to Dr. Johnson from 1 company from 2018 to 2018. The largest total came from Novartis Pharmaceuticals Corporation.
How long has Dr. Janet Marie Johnson been practicing?
Dr. Johnson graduated from medical school in 1993, 33 years ago.
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