Dr. Milton Charles Johnson, MD
- Medicare services, 2024
- 28
- Medicare patients, 2024
- 51
- Part D claims, 2024
- 77
- Hospital affiliations
- 1
- Industry payments
- $1,132
- Practice address
- 855 N Westhaven Drive, Oshkosh, WI 54904
- Practice phone
- Call (920) 456-6000
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Dr. Johnson's professional email, personal email and mobile number
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Dr. Milton Charles Johnson is a gastroenterologist in Oshkosh, Wisconsin
Dr. Johnson practices at Aurora Medical Center - Oshkosh in Oshkosh, Wisconsin, part of Advocate Health.
Dr. Johnson's NPI, 1811907306, was assigned on August 8, 2006. Dr. Johnson graduated from University of Mississippi School of Medicine in 1986. Dr. Johnson holds Oregon license CP204575.
- NPI
- 1811907306NPI Registry (opens in a new tab)
- Medicare PAC ID
- 9133280795
- NPI enumeration date
- August 8, 2006
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (920) 456-6000
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 66
- Medical school graduation
- 1986
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Milton Charles Johnson practices at Aurora Medical Center - Oshkosh in Oshkosh, Wisconsin
Dr. Johnson's primary practice is Aurora Medical Center - Oshkosh, at 855 N Westhaven Drive, Oshkosh, WI 54904 in Winnebago County. The practice phone is (920) 456-6000.
- Aurora Medical Center - Oshkosh855 N Westhaven Drive, Oshkosh, WI 54904 · Winnebago CountyPhone(920) 456-6000
Source: Dmand AI Affiliation Data
Dr. Milton Charles Johnson is affiliated with 2 sites of care and 4 medical groups
Dr. Johnson's primary practice is Aurora Medical Center - Oshkosh in Oshkosh, Wisconsin, part of Advocate Health. The medical group on file is Aurora Medical Group. Dmand AI also links Dr. Johnson to 3 more medical groups and 1 dialysis center, each named with a free account.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. Milton Charles Johnson's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Johnson practices, 2 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Aurora Medical Center - Oshkosh | 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. Milton Charles Johnson is one of 277 gastroenterologists in Wisconsin
Gastroenterology is Dr. Johnson's primary specialty in the NPI Registry, under taxonomy code 207RG0100X. Dmand AI has Dr. Johnson's licenses on file in 3 states: Oregon, Florida and Wisconsin.
Specialties and state licenses
- Gastroenterology, OregonPrimary
- Florida license
- Wisconsin license
Gastroenterologists near Dr. Johnson
Counts of gastroenterologists 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. Milton Charles Johnson billed Medicare for 28 services in 2024
CMS data shows 28 Medicare services from Dr. Johnson across 1 procedure code in 2024, for 51 Medicare patients. Medicare paid $72 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
- Other services
- 2023: 542024: 2848%
- Surgery
- 2023: 522024: 0100%
Dr. Johnson compared with the Wisconsin median for gastroenterologists, 2024
- Dr. Johnson
- Wisconsin median
- Medicare services
- 28vs 32991% below
- Medicare patients
- 51vs 25880% below
- Part D claims
- 56vs 42987% below
Medians across 278 gastroenterologists 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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Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Johnson and other gastroenterologists in Wisconsin.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Milton Charles Johnson treated 51 Medicare patients in 2024, average age 70
CMS counts 51 Medicare patients who saw Dr. Johnson in 2024. The largest group is 65 to 74, with 31 patients. 67% of them have high blood pressure, and 63% have high cholesterol. 24% are also on Medicaid. Their average risk score is 1.23, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Dr. Johnson's median patient age at 63, with 51% 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
- Women2651%
- Men2549%
Chronic conditions among Dr. Johnson's Medicare patients, 2024
- High blood pressure67%
- High cholesterol63%
- Arthritis45%
- Anxiety33%
- Chronic kidney disease33%
- Mood disorders29%
- Depression25%
- Diabetes25%
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 63
Patient panel by sex, all payers
- Women51%
- Men48%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Milton Charles Johnson wrote 77 Medicare Part D claims in 2024
In 2024, Dr. Johnson wrote 77 Medicare Part D claims for 75 patients. 44% of them were for generic drugs. CMS names the drug for 56 of them, across 2 drugs with 11 or more claims each, at $1,046 in total drug cost. In 2023, CMS named 85 claims across 3 drugs.
Dr. Johnson's Part D claims by kind of drug, 2024
- Generic34 claims44%
- Brand-name43 claims56%
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.
Part D claims for drugs CMS names, 2023 to 2024
- 2023
- 2024
- Claims for drugs CMS names
- 2023: 852024: 5634%
Drugs named by CMS: 2 in 2024, 3 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. Milton Charles Johnson ranks in the 43rd percentile for upper gastrointestinal (gi) endoscopy for acid reflux in Medicare
Dr. Johnson accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS counts 12 procedures of upper gastrointestinal (gi) endoscopy for acid reflux by Dr. Johnson, more than 43% of the clinicians it reports for that procedure.
- Accepts Medicare assignment
- Yes
Where Dr. Johnson ranks in Medicare procedure volume
- Upper gastrointestinal (GI) endoscopy for acid reflux
- 43rd percentile12 procedures
- Colonoscopy
- 42nd percentile12 procedures
CMS ranks each clinician against every clinician it reports for the same procedure category.
Sources: Doctors and Clinicians National Downloadable File (CMS); and Doctors and Clinicians Utilization Data (CMS)
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Dr. Milton Charles Johnson received $1,132 in industry payments from 2016 to 2022
CMS Open Payments shows 54 general payments to Dr. Johnson from 12 drug and device companies from 2016 to 2022. Food and beverage make up the largest share, 100% of the total. Abbvie Inc. paid the most, $403.
General payments to Dr. Johnson by program year, 2016 to 2022
General payments to Dr. Johnson by kind, 2016 to 2022
- Food and beverage$1,128100%
- Education$50%
Companies that paid Dr. Johnson the most, 2016 to 2022
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Milton Charles Johnson graduated from University of Mississippi School of Medicine
Dr. Johnson graduated from University of Mississippi School of Medicine in 1986.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. Milton Charles 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)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. Milton Charles 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. Milton Charles Johnson's NPI number?
Dr. Milton Charles Johnson's NPI number is 1811907306. It was assigned on August 8, 2006, and it is active in the NPI Registry.
What kind of doctor is Dr. Milton Charles Johnson?
Dr. Milton Charles Johnson is a gastroenterologist in Oshkosh, Wisconsin. The primary specialty in the NPI Registry is Gastroenterology Physician (taxonomy code 207RG0100X).
Where does Dr. Milton Charles Johnson practice?
Dr. Johnson practices at 855 N Westhaven Drive, Oshkosh, WI 54904. Dr. Johnson's primary practice is Aurora Medical Center - Oshkosh in Oshkosh, Wisconsin, part of Advocate Health. Dmand AI also links Dr. Johnson to 3 medical groups and 1 dialysis center.
What is Dr. Milton Charles Johnson's office phone number?
The practice phone on file for Dr. Johnson is (920) 456-6000.
What is Dr. Milton Charles Johnson's medical license number?
Dr. Johnson holds Oregon license CP204575, one of the licenses on file in 3 states.
Which states has Dr. Milton Charles Johnson been licensed in?
Dmand AI has state licenses on file for Dr. Johnson in Oregon, Florida and Wisconsin.
Which hospitals is Dr. Milton Charles Johnson affiliated with?
Dr. Johnson practices at Aurora Medical Center - Oshkosh in Oshkosh, Wisconsin.
What medical group is Dr. Milton Charles Johnson part of?
Dr. Johnson is linked to Aurora Medical Group. Dmand AI links Dr. Johnson to 3 more medical groups.
Does Dr. Milton Charles Johnson accept Medicare?
Yes. CMS data shows Dr. Johnson billed Medicare for 28 services in 2024, and Dr. Johnson accepts Medicare assignment.
How many Medicare patients does Dr. Milton Charles Johnson see?
CMS counts 51 Medicare patients who saw Dr. Johnson in 2024, with an average age of 70.
Show 5 more questionsShow fewer questions
What services does Dr. Milton Charles Johnson bill to Medicare?
In 2024, Dr. Johnson's most billed Medicare services were medicare service (G0500).
Where did Dr. Milton Charles Johnson go to medical school?
Dr. Johnson graduated from University of Mississippi School of Medicine in 1986.
What drugs does Dr. Milton Charles Johnson prescribe most?
In 2024 Medicare Part D data, Dr. Johnson's most prescribed drugs by claims were Peg-3350 And Electrolytes and Gavilyte-G.
Has Dr. Milton Charles Johnson received payments from drug or device companies?
CMS Open Payments shows $1,132 in general payments to Dr. Johnson from 12 companies from 2016 to 2022. The largest total came from Abbvie Inc.
How long has Dr. Milton Charles Johnson been practicing?
Dr. Johnson graduated from medical school in 1986, 40 years ago.
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