Dr. John J. Walper Jr., MD
- Medicare services, 2024
- 299
- Medicare patients, 2024
- 195
- Part D claims, 2024
- 32
- Hospital affiliations
- 1
- Industry payments
- $9,448
- Practice address
- 205 N East Ave, Jackson, MI 49201
- Practice phone
- Call (517) 788-4800
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Dr. Walper's professional email, personal email and mobile number
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Dr. John J. Walper Jr. is an orthopedic surgeon in Jackson, Michigan
Dr. Walper practices at Henry Ford Jackson Hospital in Jackson, Michigan, part of Henry Ford Health.
Dr. Walper's NPI, 1942208749, was assigned on July 14, 2005. Dr. Walper graduated from Georgetown University School of Medicine in 1992. Dr. Walper holds Michigan license 4301059688.
- NPI
- 1942208749NPI Registry (opens in a new tab)
- Medicare PAC ID
- 0244233195
- NPI enumeration date
- July 14, 2005
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (517) 788-4800
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 60
- Medical school graduation
- 1992
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. John J. Walper Jr. practices at Henry Ford Jackson Hospital in Jackson, Michigan
Dr. Walper's primary practice is Henry Ford Jackson Hospital, at 205 N East Ave, Jackson, MI 49201 in Jackson County. The practice phone is (517) 788-4800.
- Henry Ford Jackson Hospital205 N East Ave, Jackson, MI 49201 · Jackson CountyPhone(517) 788-4800
Source: Dmand AI Affiliation Data
Dr. John J. Walper Jr. is affiliated with 2 sites of care and 1 medical group
Dr. Walper's primary practice is Henry Ford Jackson Hospital in Jackson, Michigan, part of Henry Ford Health. The medical group on file is Henry Ford Jackson Hospital (formerly Henry Ford Allegiance Health). Dmand AI also links Dr. Walper to 1 more group practice or clinic, named with a free account. Dr. Walper's employer is on file too: a hospital.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. John J. Walper Jr.'s practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Walper practices, 2 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Henry Ford Jackson Hospital | Available with a free account |
| +1 more affiliated site | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. John J. Walper Jr. is one of 823 orthopedic surgeons in Michigan
Orthopaedic surgery is Dr. Walper's primary specialty in the NPI Registry, under taxonomy code 207X00000X. Dr. Walper is licensed in Michigan.
Specialties and state licenses
- Orthopaedic surgery, MichiganPrimary
Orthopedic surgeons near Dr. Walper
Counts of orthopedic 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. John J. Walper Jr. billed Medicare for 299 services in 2024
CMS data shows 299 Medicare services from Dr. Walper across 5 procedure codes in 2024, for 195 Medicare patients. Medicare paid $29,706 for them.
Dr. Walper's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Office and hospital visits
- 2023: 2692024: 17336%
- Surgery
- 2023: 2052024: 12639%
Where Dr. Walper's Medicare services took place, 2024
- In an office4114%
- In a facility25886%
Dr. Walper compared with the Michigan median for orthopedic surgeons, 2024
- Dr. Walper
- Michigan median
- Medicare services
- 299vs 52343% below
- Medicare patients
- 195vs 17213% above
- Part D claims
- 14vs 8083% below
Medians across 781 orthopedic surgeons in Michigan with Dmand AI profiles that report each measure.
Dr. Walper'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.
Need commercial claims for Dr. Walper?
Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Walper and other orthopedic surgeons in Michigan.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. John J. Walper Jr. treated 195 Medicare patients in 2024, average age 72
CMS counts 195 Medicare patients who saw Dr. Walper in 2024. The largest group is 65 to 74, with 82 patients. 75% of them have high blood pressure, and 71% have arthritis. 18% are also on Medicaid. Their average risk score is 1.40, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Dr. Walper's median patient age at 64, with 54% women.
Dr. Walper's Medicare patients by age, 2024
Dr. Walper's Medicare patients by sex, 2024
- Women11257%
- Men8343%
Chronic conditions among Dr. Walper's Medicare patients, 2024
- High blood pressure75%
- Arthritis71%
- High cholesterol69%
- Mood disorders38%
- Diabetes35%
- Ischemic heart disease35%
- Depression34%
- Anxiety27%
Share of Medicare patients with each condition. A patient can have several.
Dr. Walper's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 64
Patient panel by sex, all payers
- Women54%
- Men46%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. John J. Walper Jr. wrote 32 Medicare Part D claims in 2024
In 2024, Dr. Walper wrote 32 Medicare Part D claims for 26 patients. 100% of them were for generic drugs. CMS names the drug for 14 of them, across 1 drug with 11 or more claims each, at $42 in total drug cost. In 2023, CMS named 50 claims across 2 drugs.
Dr. Walper'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. Walper's Part D claims, 2024
- Opioids72%23 of 32 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: 502024: 1472%
Drugs named by CMS: 1 in 2024, 2 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. John J. Walper Jr. ranks in the 60th percentile for upper limb (arm) arthroscopy (minimally invasive joint repair) in Medicare
Dr. Walper accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS counts 18 procedures of upper limb (arm) arthroscopy (minimally invasive joint repair) by Dr. Walper, more than 60% of the clinicians it reports for that procedure.
- Accepts Medicare assignment
- Yes
Where Dr. Walper ranks in Medicare procedure volume
- Upper limb (arm) arthroscopy (minimally invasive joint repair)
- 60th percentile18 procedures
CMS ranks each clinician against every clinician it reports for the same procedure category.
Knee replacement: 1 to 10 procedures (CMS shows small counts as a range)
Lower limb (leg) arthroscopy (minimally invasive joint repair): 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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Dr. John J. Walper Jr. received $9,448 in industry payments from 2016 to 2025
CMS Open Payments shows 52 general payments to Dr. Walper from 6 drug and device companies from 2016 to 2025. Travel and lodging make up the largest share, 58% of the total. Smith & Nephew, Inc. paid the most, $3,001.
General payments to Dr. Walper by program year, 2016 to 2025
General payments to Dr. Walper by kind, 2016 to 2025
- Travel and lodging$5,46658%
- Food and beverage$1,98921%
- Education$1,56517%
- Consulting fees$4285%
Companies that paid Dr. Walper 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. John J. Walper Jr. graduated from Georgetown University School of Medicine
Dr. Walper graduated from Georgetown University School of Medicine in 1992.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. John J. Walper Jr.'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. John J. Walper Jr.
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. John J. Walper Jr.'s NPI number?
Dr. John J. Walper Jr.'s NPI number is 1942208749. It was assigned on July 14, 2005, and it is active in the NPI Registry.
What kind of doctor is Dr. John J. Walper Jr.?
Dr. John J. Walper Jr. is an orthopedic surgeon in Jackson, Michigan. The primary specialty in the NPI Registry is Orthopaedic Surgery Physician (taxonomy code 207X00000X).
Where does Dr. John J. Walper Jr. practice?
Dr. Walper practices at 205 N East Ave, Jackson, MI 49201. Dr. Walper's primary practice is Henry Ford Jackson Hospital in Jackson, Michigan, part of Henry Ford Health. Dmand AI also links Dr. Walper to 1 group practice or clinic.
What is Dr. John J. Walper Jr.'s office phone number?
The practice phone on file for Dr. Walper is (517) 788-4800.
What is Dr. John J. Walper Jr.'s medical license number?
Dr. Walper holds Michigan license 4301059688.
Which hospitals is Dr. John J. Walper Jr. affiliated with?
Dr. Walper practices at Henry Ford Jackson Hospital in Jackson, Michigan.
What medical group is Dr. John J. Walper Jr. part of?
Dr. Walper is linked to Henry Ford Jackson Hospital (formerly Henry Ford Allegiance Health).
Does Dr. John J. Walper Jr. accept Medicare?
Yes. CMS data shows Dr. Walper billed Medicare for 299 services in 2024, and Dr. Walper accepts Medicare assignment.
How many Medicare patients does Dr. John J. Walper Jr. see?
CMS counts 195 Medicare patients who saw Dr. Walper in 2024, with an average age of 72.
What services does Dr. John J. Walper Jr. bill to Medicare?
In 2024, Dr. Walper's most billed Medicare services were surgery: bones and joints (20610), office visit, established patient (99214) and office visit, new patient (99203).
Show 4 more questionsShow fewer questions
Where did Dr. John J. Walper Jr. go to medical school?
Dr. Walper graduated from Georgetown University School of Medicine in 1992.
What drugs does Dr. John J. Walper Jr. prescribe most?
In 2024 Medicare Part D data, Dr. Walper's most prescribed drugs by claims were Hydrocodone-Acetaminophen.
Has Dr. John J. Walper Jr. received payments from drug or device companies?
CMS Open Payments shows $9,448 in general payments to Dr. Walper from 6 companies from 2016 to 2025. The largest total came from Smith & Nephew, Inc.
How long has Dr. John J. Walper Jr. been practicing?
Dr. Walper graduated from medical school in 1992, 34 years ago.
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