Doctor profile · Federal record
Dr. Joseph Regan, M.D.
Surgery Physician (CMS: General Surgery) · Mequon, WI
- NPI 1639116486
- Accepts Medicare
- MIPS 81.5 / 100 · 2023
- 30 yrs in practice
- Male
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
13133 N. Port Washington Road, Suite 224
Mequon, WI 530972420
(262) 240-0070
fax (262) 243-0072 - Mailing address
-
788 N Jefferson St, Suite 300/Attn. Kaaren Butzen
Milwaukee, WI 532023718
Credentials & registration
- NPI registered
- June 2006 — 20 yrs on file
- Profile last updated
- November 9, 2016
- Year of graduation
- 1996 — 30 yrs since
- Specialty taxonomy
- 208600000X — NUCC code
- State license (1)
- Wisconsin #45445
- Medicaid
- WI #1639116486
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1639116486. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
42
Distinct HCPCS
2
Medicare allowed
$3,451
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99231 |
Subsequent hospital care with straightforward or low level of medical decision making, per day, if using time, at least 25 minutes | 28 | 18 | $47 | |
99204 |
New patient office or other outpatient visit, 45-59 minutes | 14 | 14 | $153 |
In context: peer comparison
Among 1 peers in Mequon Surgery Physician, average services per provider: 21. This provider delivers 2.0× the peer median.Open Payments
Industry payments received
All-time total
$36
Transactions
1
Manufacturers
1
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| Medtronic, INC. | 1 | $35.71 |
By nature of payment
Medicare Part D · 2023
Top prescriptions
Total claims
49
Patients
49
Total drug cost
$212
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Oxycodone-Acetaminophen (Oxycodone Hcl/Acetaminophen) | Brand | 36 | 36 | $127 |
| Ondansetron Odt (Ondansetron) | Brand | 13 | 13 | $84 |
Hospital affiliations
Frequently asked questions
What is Dr. Joseph Regan's medical specialty?
Dr. Joseph Regan practices Surgery Physician in Mequon, WI.
Where does Dr. Joseph Regan practice?
Dr. Joseph Regan practices at 13133 N. Port Washington Road, Mequon, WI 530972420. Office phone: 2622400070.
What is Dr. Joseph Regan's NPI?
Dr. Joseph Regan's National Provider Identifier (NPI) is 1639116486, issued by NPPES.
Does Dr. Joseph Regan accept Medicare assignment?
Yes. Dr. Joseph Regan accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Joseph Regan commonly perform?
Top Medicare-reported procedures in 2023: Subsequent hospital care with straightforward or low level of medical decision making (HCPCS 99231); New patient office or other outpatient visit (HCPCS 99204). Source: CMS Medicare Physician & Other Practitioners file.