Dr. Nicholas P. Maxwell, MD
- Medicare services, 2024
- 427
- Medicare patients, 2024
- 290
- Part D claims, 2024
- 197
- Hospital affiliations
- 1
- Industry payments
- $168
- Practice address
- 515 22nd Ave, Monroe, WI 53566
- Practice phone
- Call (608) 324-2000
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Dr. Maxwell'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. Nicholas P. Maxwell is a general surgeon in Monroe, Wisconsin
Dr. Maxwell practices at SSM Health Monroe Hospital in Monroe, Wisconsin, part of SSM Health Care.
Dr. Maxwell's NPI, 1437223807, was assigned on November 20, 2006. Dr. Maxwell graduated from McGill University Faculty of Medicine in 1984. Dr. Maxwell's Wisconsin license number on file is 30316.
- NPI
- 1437223807NPI Registry (opens in a new tab)
- Medicare PAC ID
- 8224065321
- NPI enumeration date
- November 20, 2006
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (608) 324-2000
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 68
- Medical school graduation
- 1984
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Nicholas P. Maxwell practices at SSM Health Monroe Hospital in Monroe, Wisconsin
Dr. Maxwell's primary practice is SSM Health Monroe Hospital, at 515 22nd Ave, Monroe, WI 53566 in Green County. The practice phone is (608) 324-2000.
- SSM Health Monroe Hospital515 22nd Ave, Monroe, WI 53566 · Green CountyPhone(608) 324-2000
Source: Dmand AI Affiliation Data
Dr. Nicholas P. Maxwell is affiliated with 3 sites of care and 1 medical group
Dr. Maxwell's primary practice is SSM Health Monroe Hospital in Monroe, Wisconsin, part of SSM Health Care. The medical group on file is SSM Health Monroe Clinic Medical Group. Dmand AI also links Dr. Maxwell to 1 more home health agency and 1 hospice, each named with a free account. Dr. Maxwell'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. Nicholas P. Maxwell's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Maxwell practices, 3 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| SSM Health Monroe Hospital | Available with a free account |
| +2 more affiliated sites | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Nicholas P. Maxwell is one of 565 general surgeons in Wisconsin
Surgery is Dr. Maxwell's primary specialty in the NPI Registry, under taxonomy code 208600000X. Dr. Maxwell is board certified in surgery by the American Board of Surgery. Dmand AI has Dr. Maxwell's licenses on file in 2 states: Wisconsin and Michigan.
Specialties and state licenses
- Surgery, WisconsinPrimary
- Michigan license
Clinical focus
Dmand AI lists abdominal hernia repair surgery, acute gallbladder or bile duct inflammation, amputation, appendectomy, bladder removal, blood vessel access for dialysis, cancerous skin growth removal and carotid revascularization among the conditions Dr. Maxwell treats.
General surgeons near Dr. Maxwell
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. Nicholas P. Maxwell billed Medicare for 427 services in 2024
CMS data shows 427 Medicare services from Dr. Maxwell across 12 procedure codes in 2024, for 290 Medicare patients. Medicare paid $35,889 for them. Every service was in a facility, such as a hospital, rather than an office.
Dr. Maxwell's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Office and hospital visits
- 2023: 3302024: 3058%
- Surgery
- 2023: 732024: 678%
- Other services
- 2023: 1082024: 5549%
Dr. Maxwell compared with the Wisconsin median for general surgeons, 2024
- Dr. Maxwell
- Wisconsin median
- Medicare services
- 427vs 994.3 times
- Medicare patients
- 290vs 1002.9 times
- Part D claims
- 162vs 374.4 times
Medians across 557 general surgeons in Wisconsin with Dmand AI profiles that report each measure.
Dr. Maxwell'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. Nicholas P. Maxwell treated 290 Medicare patients in 2024, average age 74
CMS counts 290 Medicare patients who saw Dr. Maxwell in 2024. The largest group is 65 to 74, with 148 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 11% are also on Medicaid. Their average risk score is 1.36, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Dr. Maxwell's median patient age at 70, with 47% women.
Dr. Maxwell's Medicare patients by age, 2024
Dr. Maxwell's Medicare patients by sex, 2024
- Women14349%
- Men14751%
Chronic conditions among Dr. Maxwell's Medicare patients, 2024
- High blood pressure75%
- High cholesterol75%
- Arthritis39%
- Diabetes33%
- Ischemic heart disease33%
- Chronic kidney disease27%
- Anxiety24%
- Atrial fibrillation20%
Share of Medicare patients with each condition. A patient can have several.
Dr. Maxwell's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 70
Patient panel by sex, all payers
- Women47%
- Men53%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Nicholas P. Maxwell wrote 197 Medicare Part D claims in 2024
In 2024, Dr. Maxwell wrote 197 Medicare Part D claims for 129 patients. 90% of them were for generic drugs. CMS names the drug for 162 of them, across 6 drugs with 11 or more claims each, at $1,431 in total drug cost. In 2023, CMS named 132 claims across 5 drugs.
Dr. Maxwell's Part D claims by kind of drug, 2024
- Generic178 claims90%
- Brand-name19 claims10%
Dr. Maxwell'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. Maxwell's Part D claims, 2024
- Opioids32%63 of 197 claims
- Antibiotics16%32 of 197 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: 1322024: 16223%
Drugs named by CMS: 6 in 2024, 5 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. Nicholas P. Maxwell ranks in the 91st percentile for hernia repair - groin (open) in Medicare
Dr. Maxwell accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS counts 12 procedures of hernia repair - groin (open) by Dr. Maxwell, more than 91% of the clinicians it reports for that procedure.
- Accepts Medicare assignment
- Yes
Where Dr. Maxwell ranks in Medicare procedure volume
- Colonoscopy
- 54th percentile31 procedures
- Hernia repair - groin (open)
- 91st percentile12 procedures
CMS ranks each clinician against every clinician it reports for the same procedure category.
Hernia repair (minimally invasive): 1 to 10 procedures (CMS shows small counts as a range)
Mastectomy: 1 to 10 procedures (CMS shows small counts as a range)
Melanoma (skin cancer) excision: 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)
Removal or shaving of skin growth: 1 to 10 procedures (CMS shows small counts as a range)
Upper gastrointestinal (GI) endoscopy for acid reflux: 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. Nicholas P. Maxwell received $168 in industry payments from 2017 to 2025
CMS Open Payments shows 8 general payments to Dr. Maxwell from 5 drug and device companies from 2017 to 2025. Food and beverage make up the largest share, 100% of the total. Janssen Pharmaceuticals, Inc paid the most, $54.
General payments to Dr. Maxwell by program year, 2017 to 2025
Companies that paid Dr. Maxwell the most, 2017 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Nicholas P. Maxwell has 2 awards and honors on record
Dmand AI lists 2 awards for Dr. Maxwell, most recently CMS Stage 1 EHR in 2013.
Awards and honors for Dr. Maxwell
- 2013
- CMS Stage 1 EHR
- 2012
- ACS Fellow
Source: Dmand AI Professional Profile Data
Dr. Nicholas P. Maxwell graduated from McGill University Faculty of Medicine
Dr. Maxwell graduated from McGill University Faculty of Medicine in 1984. Dr. Maxwell is a member of ACS and WMS.
- Medical school
- Board certified in surgery
Source: Dmand AI Professional Profile Data
Dr. Nicholas P. Maxwell accepts plans from 15 insurance carriers
Dr. Maxwell is in network with 15 carriers, including Elevance, Aetna and United Healthcare. PPO plans come from the most carriers, 8. Check the plan with the practice before a visit.
- Elevance
- Aetna
- United Healthcare
- HCSC
- Aspirus Health Plan
- Blue Cross Blue Shield of Michigan
- Dean Health Plan
- Humana
- +7 more carriersWith a free account
Plan types Dr. Maxwell accepts, by number of carriers
- PPO8
- HMO7
- Medicare7
- EPO4
- Medicaid4
- POS4
Source: Dmand AI Insurance Network Data
Sources for Dr. Nicholas P. Maxwell'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) |
| Awards and committee roles | Dmand AI Professional Profile Data |
| Training, board certification and memberships | Dmand AI Professional Profile Data |
| Insurance carriers and plan types | Dmand AI Insurance Network 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. Nicholas P. Maxwell
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. Nicholas P. Maxwell's NPI number?
Dr. Nicholas P. Maxwell's NPI number is 1437223807. It was assigned on November 20, 2006, and it is active in the NPI Registry.
What kind of doctor is Dr. Nicholas P. Maxwell?
Dr. Nicholas P. Maxwell is a general surgeon in Monroe, Wisconsin. The primary specialty in the NPI Registry is Surgery Physician (taxonomy code 208600000X).
Where does Dr. Nicholas P. Maxwell practice?
Dr. Maxwell practices at 515 22nd Ave, Monroe, WI 53566. Dr. Maxwell's primary practice is SSM Health Monroe Hospital in Monroe, Wisconsin, part of SSM Health Care. Dmand AI also links Dr. Maxwell to 1 home health agency and 1 hospice.
What is Dr. Nicholas P. Maxwell's office phone number?
The practice phone on file for Dr. Maxwell is (608) 324-2000.
What is Dr. Nicholas P. Maxwell's medical license number?
Dr. Maxwell's Wisconsin license number on file is 30316, one of the licenses on file in 2 states.
Which states has Dr. Nicholas P. Maxwell been licensed in?
Dmand AI has state licenses on file for Dr. Maxwell in Wisconsin (1989 to 2025) and Michigan (since 1991).
Which hospitals is Dr. Nicholas P. Maxwell affiliated with?
Dr. Maxwell practices at SSM Health Monroe Hospital in Monroe, Wisconsin.
What medical group is Dr. Nicholas P. Maxwell part of?
Dr. Maxwell is linked to SSM Health Monroe Clinic Medical Group.
Does Dr. Nicholas P. Maxwell accept Medicare?
Yes. CMS data shows Dr. Maxwell billed Medicare for 427 services in 2024, and Dr. Maxwell accepts Medicare assignment.
How many Medicare patients does Dr. Nicholas P. Maxwell see?
CMS counts 290 Medicare patients who saw Dr. Maxwell in 2024, with an average age of 74.
Show 7 more questionsShow fewer questions
Is Dr. Nicholas P. Maxwell board certified?
Yes. Dr. Maxwell is board certified in surgery by the American Board of Surgery.
What services does Dr. Nicholas P. Maxwell bill to Medicare?
In 2024, Dr. Maxwell's most billed Medicare services were office visit, established patient (99213), office visit, established patient (99214) and surgery: digestive system (45388).
Where did Dr. Nicholas P. Maxwell go to medical school?
Dr. Maxwell graduated from McGill University Faculty of Medicine in 1984.
What drugs does Dr. Nicholas P. Maxwell prescribe most?
In 2024 Medicare Part D data, Dr. Maxwell's most prescribed drugs by claims were Hydrocodone-Acetaminophen, Gavilyte-G and Peg-3350 And Electrolytes.
Has Dr. Nicholas P. Maxwell received payments from drug or device companies?
CMS Open Payments shows $168 in general payments to Dr. Maxwell from 5 companies from 2017 to 2025. The largest total came from Janssen Pharmaceuticals, Inc.
How long has Dr. Nicholas P. Maxwell been practicing?
Dr. Maxwell graduated from medical school in 1984, 42 years ago.
What insurance does Dr. Nicholas P. Maxwell accept?
Dr. Maxwell is in network with 15 carriers, including Elevance, Aetna and United Healthcare. PPO plans come from the most carriers, 8. Check the plan with the practice before a visit.
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