Doctor profile · Federal record
Dr. Michael Garren, MD
Surgery Physician (CMS: General Surgery) · Madison, WI
- NPI 1013971662
- Accepts Medicare
- 37 yrs in practice
- Male
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
1 South Park St
Madison, WI 53715
(608) 287-2100
fax (608) 287-2324 - Mailing address
-
7974 Uw Health CT
Middleton, WI 535625531
Credentials & registration
- NPI registered
- April 2006 — 20 yrs on file
- Profile last updated
- December 30, 2020
- Year of graduation
- 1989 — 37 yrs since
- Specialty taxonomy
- 208600000X — NUCC code
- State license (1)
- Wisconsin #31543
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1013971662. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
82
Distinct HCPCS
4
Medicare allowed
$6,268
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99203 |
New patient office or other outpatient visit, 30-44 minutes | 29 | 29 | $77 | |
99204 |
New patient office or other outpatient visit, 45-59 minutes | 19 | 19 | $125 | |
99213 |
Established patient office or other outpatient visit, 20-29 minutes | 19 | 18 | $62 | |
99212 |
Established patient office or other outpatient visit, 10-19 minutes | 15 | 14 | $33 |
In context: peer comparison
Among 27 peers in this city , average services per provider: 51. This provider delivers 1.6× the peer median.Open Payments
Industry payments received
All-time total
$5,907
Transactions
16
Manufacturers
3
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| INTUITIVE SURGICAL, INC. | 13 | $5,751.95 | |
| Medtronic, Inc. | 2 | $93.88 | |
| Baxter Healthcare | 1 | $61.29 |
By nature of payment
Frequently asked questions
What is Dr. Michael Garren's medical specialty?
Dr. Michael Garren practices Surgery Physician in Madison, WI.
Where does Dr. Michael Garren practice?
Dr. Michael Garren practices at 1 South Park St, Madison, WI 53715. Office phone: 6082872100.
What is Dr. Michael Garren's NPI?
Dr. Michael Garren's National Provider Identifier (NPI) is 1013971662, issued by NPPES.
Does Dr. Michael Garren accept Medicare assignment?
Yes. Dr. Michael Garren accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Michael Garren commonly perform?
Top Medicare-reported procedures in 2023: New patient office or other outpatient visit (HCPCS 99203); New patient office or other outpatient visit (HCPCS 99204); Established patient office or other outpatient visit (HCPCS 99213). Source: CMS Medicare Physician & Other Practitioners file.