Doctor profile · Federal record
Dr. Marie Thomas, M.D.
Colon & Rectal Surgery Physician (CMS: Colorectal Surgery (Proctology)) · Madison, WI
- NPI 1720024920
- Accepts Medicare
- 20 yrs in practice
- Female
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
700 S Park St Ste A
Madison, WI 537151830
(608) 260-2900
fax (608) 260-2975
Credentials & registration
- NPI registered
- June 2006 — 20 yrs on file
- Profile last updated
- December 13, 2020
- Year of graduation
- 2006 — 20 yrs since
- Specialty taxonomy
- 208C00000X — NUCC code
- State license (1)
- Wisconsin #51099-020
- Medicaid
- WI #1720024920
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1720024920. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
61
Distinct HCPCS
4
Medicare allowed
$8,131
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99213 |
Established patient office or other outpatient visit, 20-29 minutes | 18 | 11 | $83 | |
99205 |
New patient office or other outpatient visit, 60-74 minutes | 15 | 15 | $196 | |
46600 |
Diagnostic exam of anus using an endoscope | 14 | 11 | $115 | |
99204 |
New patient office or other outpatient visit, 45-59 minutes | 14 | 14 | $150 |
In context: peer comparison
Among 2 peers in Madison Colon & Rectal Surgery Physician, average services per provider: 18. This provider delivers 3.4× the peer median.Open Payments
Industry payments received
All-time total
$61
Transactions
1
Manufacturers
1
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| Baxter Healthcare | 1 | $61.29 |
By nature of payment
Medicare Part D · 2023
Top prescriptions
Total claims
116
Patients
75
Total drug cost
$957
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Metronidazole | Generic | 31 | 28 | $90 |
| Neomycin Sulfate | Generic | 26 | 25 | $170 |
| Ondansetron Hcl | Generic | 23 | 22 | $26 |
| Cyclobenzaprine Hcl | Generic | 13 | 0 | $284 |
| Diphenoxylate-Atropine (Diphenoxylate Hcl/Atropine) | Brand | 12 | 0 | $317 |
| Oxycodone Hcl | Generic | 11 | 0 | $70 |
Frequently asked questions
What is Dr. Marie Thomas's medical specialty?
Dr. Marie Thomas practices Colon & Rectal Surgery Physician in Madison, WI.
Where does Dr. Marie Thomas practice?
Dr. Marie Thomas practices at 700 S Park St Ste A, Madison, WI 537151830. Office phone: 6082602900.
What is Dr. Marie Thomas's NPI?
Dr. Marie Thomas's National Provider Identifier (NPI) is 1720024920, issued by NPPES.
Does Dr. Marie Thomas accept Medicare assignment?
Yes. Dr. Marie Thomas accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Marie Thomas commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99213); New patient office or other outpatient visit (HCPCS 99205); Diagnostic exam of anus using an endoscope (HCPCS 46600). Source: CMS Medicare Physician & Other Practitioners file.