Doctor profile · Federal record
Dr. Nicholas Maxwell, MD
Surgery Physician (CMS: General Surgery) · Monroe, WI
- NPI 1437223807
- Accepts Medicare
- 42 yrs in practice
- Male
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
515 22Nd Ave
Monroe, WI 535661569
(608) 324-2000
Credentials & registration
- NPI registered
- November 2006 — 20 yrs on file
- Profile last updated
- December 29, 2020
- Year of graduation
- 1984 — 42 yrs since
- Specialty taxonomy
- 208600000X — NUCC code
- State license (1)
- Wisconsin #30316
- Medicaid
- WI #31508500
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1437223807. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
511
Distinct HCPCS
10
Medicare allowed
$68,652
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99214 |
Established patient office or other outpatient visit, 30-39 minutes | 65 | 61 | $93 | |
G0500 |
Moderate sedation services provided by the same physician or other qualified health care professional performing a gastrointestinal endoscopic service that sedation supports, requiring the presence of an independent trained observer to assist in the monito | 63 | 61 | $5 | |
99204 |
New patient office or other outpatient visit, 45-59 minutes | 53 | 53 | $127 | |
99213 |
Established patient office or other outpatient visit, 20-29 minutes | 53 | 48 | $63 | |
99222 |
Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes | 38 | 32 | $116 | |
45388 |
Destruction of polyp or growth of large bowel using a flexible endoscope | 35 | 35 | $251 | |
99205 |
New patient office or other outpatient visit, 60-74 minutes | 29 | 29 | $172 | |
G0121 |
Colorectal cancer screening; colonoscopy on individual not meeting criteria for high risk | 26 | 26 | $172 | |
99215 |
Established patient office or other outpatient visit, 40-54 minutes | 21 | 20 | $137 | |
99231 |
Subsequent hospital care with straightforward or low level of medical decision making, per day, if using time, at least 25 minutes | 21 | 13 | $47 |
In context: peer comparison
Among 2 peers in this city , average services per provider: 32. This provider delivers 16× the peer median.Open Payments
Industry payments received
All-time total
$66
Transactions
3
Manufacturers
2
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| Stryker Corporation | 2 | $34.30 | |
| Medtronic, Inc. | 1 | $31.26 |
By nature of payment
Medicare Part D · 2023
Top prescriptions
Total claims
132
Patients
111
Total drug cost
$1,304
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Hydrocodone-Acetaminophen (Hydrocodone/Acetaminophen) | Brand | 53 | 50 | $125 |
| Gavilyte-G (Peg3350/Sod Sulf,bicarb,cl/Kcl) | Brand | 38 | 35 | $738 |
| Metronidazole | Generic | 16 | 14 | $30 |
| Gavilyte-C (Peg3350/Sod Sulf,bicarb,cl/Kcl) | Brand | 13 | 12 | $338 |
| Neomycin Sulfate | Generic | 12 | 0 | $74 |
Frequently asked questions
What is Dr. Nicholas Maxwell's medical specialty?
Dr. Nicholas Maxwell practices Surgery Physician in Monroe, WI.
Where does Dr. Nicholas Maxwell practice?
Dr. Nicholas Maxwell practices at 515 22Nd Ave, Monroe, WI 535661569. Office phone: 6083242000.
What is Dr. Nicholas Maxwell's NPI?
Dr. Nicholas Maxwell's National Provider Identifier (NPI) is 1437223807, issued by NPPES.
Does Dr. Nicholas Maxwell accept Medicare assignment?
Yes. Dr. Nicholas Maxwell accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Nicholas Maxwell commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99214); Moderate sedation services provided by the same physician or other qualified health care professional performing a gastrointestinal endoscopic service that sedation supports, requiring the presence of an independent trained observer to assist in the monito (HCPCS G0500); New patient office or other outpatient visit (HCPCS 99204). Source: CMS Medicare Physician & Other Practitioners file.