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Dr. Maxwell Lewis Winkler, MD
NPI1548792971PAC ID9830435403
- Medicare services, 2024
- 226
- Medicare patients, 2024
- 157
- Part D claims, 2024
- 52
- Publications
- 1
- Hospital affiliations
- 4
- Practice address
- 615 N Michigan St, South Bend, IN 46601
- Practice phone
- Call (574) 647-1000
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Dr. Winkler's professional email, personal email and mobile number
Dmand AI checks each channel through healthcare-specific waterfall enrichment. See what is on file with a free account, with practice phones, licenses and affiliations.
Dr. Maxwell Lewis Winkler is an orthopedic surgeon in South Bend, Indiana
Dr. Winkler practices at Memorial Hospital of South Bend in South Bend, Indiana, part of Beacon Health System.
Dr. Winkler's NPI, 1548792971, was assigned on April 3, 2017. Dr. Winkler holds Virginia license 0101278706.
NPI and contact details
- NPI
- 1548792971NPI Registry (opens in a new tab)
- Medicare PAC ID
- 9830435403
- NPI enumeration date
- April 3, 2017
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (574) 647-1000
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- 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)
Dr. Maxwell Lewis Winkler practices at Memorial Hospital of South Bend in South Bend, Indiana
Dr. Winkler's primary practice is Memorial Hospital of South Bend, at 615 N Michigan St, South Bend, IN 46601 in St. Joseph County. The practice phone is (574) 647-1000.
- Memorial Hospital of South Bend615 N Michigan St, South Bend, IN 46601 · St. Joseph CountyPhone(574) 647-1000
Source: Dmand AI Affiliation Data
Dr. Maxwell Lewis Winkler is affiliated with 5 sites of care and 2 medical groups
Dr. Winkler's primary practice is Memorial Hospital of South Bend in South Bend, Indiana, part of Beacon Health System. Dr. Winkler is also affiliated with Chippenham Hospital. The medical group on file is Beacon Medical Group Schwartz-Wiekamp. Dmand AI also links Dr. Winkler to 2 more hospitals, 1 group practice or clinic and 1 medical group, each named with a free account.
Chippenham HospitalBeacon Medical Group Schwartz-Wiekamp2 hospitalsNames with a free account1 group practice or clinicName with a free account1 medical groupName with a free account
See all 7 affiliations for Dr. WinklerSources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. Maxwell Lewis Winkler's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Winkler practices, 5 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Memorial Hospital of South Bend | Available with a free account |
| +4 more sites and 1 medical group | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Maxwell Lewis Winkler is one of 429 orthopedic surgeons in Indiana
Orthopaedic surgery is Dr. Winkler's primary specialty in the NPI Registry, under taxonomy code 207X00000X. Dr. Winkler is licensed in Virginia.
Specialties and state licenses
- Orthopaedic surgery, VirginiaPrimary
Orthopedic surgeons near Dr. Winkler
Counts of orthopedic surgeons with a Dmand AI profile, by place and practice. Each opens the list.
429orthopedic surgeons in Indiana21orthopedic surgeons in South Bend6orthopedic surgeons at Memorial Hospital of South Bend
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Peer Benchmarks
Dr. Maxwell Lewis Winkler billed Medicare for 226 services in 2024
CMS data shows 226 Medicare services from Dr. Winkler across 5 procedure codes in 2024, for 157 Medicare patients. Medicare paid $57,296 for them.
Medicare services, 2024226
Medicare patients157
Paid by Medicare$57,296
Procedure codes5
Dr. Winkler's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Office and hospital visits
- 2023: 192024: 180847%
- Surgery
- 2023: 02024: 46
Where Dr. Winkler's Medicare services took place, 2024
- In an office8939%
- In a facility13761%
Dr. Winkler compared with the Indiana median for orthopedic surgeons, 2024
- Dr. Winkler
- Indiana median
- Medicare services
- 226vs 1,34283% below
- Medicare patients
- 157vs 26240% below
- Part D claims
- 20vs 16688% below
Medians across 423 orthopedic surgeons in Indiana with Dmand AI profiles that report each measure.
Dr. Winkler'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. Winkler?
Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Winkler and other orthopedic surgeons in Indiana.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Maxwell Lewis Winkler treated 157 Medicare patients in 2024, average age 78
CMS counts 157 Medicare patients who saw Dr. Winkler in 2024. The largest group is 75 to 84, with 58 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 8% are also on Medicaid. Their average risk score is 1.71, 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. Winkler's median patient age at 71, with 54% women.
Medicare patients, 2024157
Average age78
Average risk score1.71
Also on Medicaid8%
Dr. Winkler's Medicare patients by age, 2024
Dr. Winkler's Medicare patients by sex, 2024
- Women10768%
- Men5032%
Chronic conditions among Dr. Winkler's Medicare patients, 2024
- High blood pressure75%
- High cholesterol75%
- Arthritis70%
- Ischemic heart disease48%
- Anxiety41%
- Atrial fibrillation41%
- Mood disorders40%
- Heart failure38%
Share of Medicare patients with each condition. A patient can have several.
Dr. Winkler's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 71
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. Maxwell Lewis Winkler wrote 52 Medicare Part D claims in 2024
In 2024, Dr. Winkler wrote 52 Medicare Part D claims for 27 patients. 100% of them were for generic drugs. CMS names the drug for 20 of them, across 1 drug with 11 or more claims each, at $107 in total drug cost. In 2021, CMS named 11 claims across 1 drug.
Part D claims, 202452
Drugs named by CMS1
Total drug cost$107
Part D patients27
Dr. Winkler'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. Winkler's Part D claims, 2024
- Opioids56%29 of 52 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, 2021 to 2024
- 2021
- 2024
- Claims for drugs CMS names
- 2021: 112024: 2082%
Drugs named by CMS: 1 in 2024, 1 in 2021.
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
How Dr. Maxwell Lewis Winkler takes part in Medicare
Dr. Winkler accepts Medicare assignment, so Medicare's approved amount is taken as full payment.
- Accepts Medicare assignment
- Yes
Hip replacement: 1 to 10 procedures (CMS shows small counts as a range)
Knee replacement: 1 to 10 procedures (CMS shows small counts as a range)
Removal of tissue: 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. Maxwell Lewis Winkler has 1 publication on record
Dmand AI links 1 paper to Dr. Winkler in 2022. Dr. Winkler's most frequent co-authors are Graysen Robert Petersen-Fitts, MD, Vani Janaki Sabesan, MD and Matthew Christopher Sweet, MD.
Papers1
Dr. Winkler's most frequent co-authors
- Graysen Robert Petersen-Fitts, MD1 shared paper
- Vani Janaki Sabesan, MD1 shared paper
- Matthew Christopher Sweet, MD1 shared paper
Recent publications by Dr. Winkler
See who Dr. Winkler researches with
Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who Dr. Winkler works with, so you can find a warm path to the right orthopedic surgeons.
Sources: PubMed (National Library of Medicine); and Dmand AI Research Linkage
Dr. Maxwell Lewis Winkler received $36,989 in industry payments from 2022 to 2025
CMS Open Payments shows 93 general payments to Dr. Winkler from 14 drug and device companies from 2022 to 2025. Education make up the largest share, 68% of the total. Smith & Nephew, Inc. paid the most, $27,545.
General payments to Dr. Winkler by program year, 2022 to 2025
General payments to Dr. Winkler by kind, 2022 to 2025
$37Kin total
- Education$25,00068%
- Food and beverage$6,08016%
- Travel and lodging$5,90816%
Companies that paid Dr. Winkler the most, 2022 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Sources for Dr. Maxwell Lewis Winkler'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) |
| Publications, topics and co-authors | PubMed (National Library of Medicine) (opens in a new tab)Dmand AI Research Linkage |
| Industry payments | Open Payments (CMS) (opens in a new tab) |
| 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. Maxwell Lewis Winkler
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. Maxwell Lewis Winkler's NPI number?
Dr. Maxwell Lewis Winkler's NPI number is 1548792971. It was assigned on April 3, 2017, and it is active in the NPI Registry.
What kind of doctor is Dr. Maxwell Lewis Winkler?
Dr. Maxwell Lewis Winkler is an orthopedic surgeon in South Bend, Indiana. The primary specialty in the NPI Registry is Orthopaedic Surgery Physician (taxonomy code 207X00000X).
Where does Dr. Maxwell Lewis Winkler practice?
Dr. Winkler practices at 615 N Michigan St, South Bend, IN 46601. Dr. Winkler's primary practice is Memorial Hospital of South Bend in South Bend, Indiana, part of Beacon Health System. Dmand AI also links Dr. Winkler to 2 hospitals, 1 group practice or clinic and 1 medical group.
What is Dr. Maxwell Lewis Winkler's office phone number?
The practice phone on file for Dr. Winkler is (574) 647-1000.
What is Dr. Maxwell Lewis Winkler's medical license number?
Dr. Winkler holds Virginia license 0101278706.
Which hospitals is Dr. Maxwell Lewis Winkler affiliated with?
Dr. Winkler practices at Memorial Hospital of South Bend in South Bend, Indiana. Dr. Winkler is also affiliated with Chippenham Hospital. Dmand AI links Dr. Winkler to 2 more hospitals.
What medical group is Dr. Maxwell Lewis Winkler part of?
Dr. Winkler is linked to Beacon Medical Group Schwartz-Wiekamp. Dmand AI links Dr. Winkler to 1 more medical group.
Does Dr. Maxwell Lewis Winkler accept Medicare?
Yes. CMS data shows Dr. Winkler billed Medicare for 226 services in 2024, and Dr. Winkler accepts Medicare assignment.
How many Medicare patients does Dr. Maxwell Lewis Winkler see?
CMS counts 157 Medicare patients who saw Dr. Winkler in 2024, with an average age of 78.
What services does Dr. Maxwell Lewis Winkler bill to Medicare?
In 2024, Dr. Winkler's most billed Medicare services were hospital inpatient care (99222), office visit, established patient (99213) and surgery: bones and joints (27236).
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What drugs does Dr. Maxwell Lewis Winkler prescribe most?
In 2024 Medicare Part D data, Dr. Winkler's most prescribed drugs by claims were Oxycodone HCl.
Has Dr. Maxwell Lewis Winkler received payments from drug or device companies?
CMS Open Payments shows $36,989 in general payments to Dr. Winkler from 14 companies from 2022 to 2025. The largest total came from Smith & Nephew, Inc.
How long has Dr. Maxwell Lewis Winkler been practicing?
Dr. Winkler graduated from medical school in 2017, 9 years ago.
Does Dr. Maxwell Lewis Winkler do research?
Dmand AI links 1 publication to Dr. Winkler.
Who does Dr. Maxwell Lewis Winkler publish with?
Dr. Winkler's most frequent co-authors are Graysen Robert Petersen-Fitts, MD (1 shared paper), Vani Janaki Sabesan, MD (1 shared paper) and Matthew Christopher Sweet, MD (1 shared paper).
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