Doctor profile · Federal record
Dr. Peggy Simpson, MD
Internal Medicine Physician (CMS: Internal Medicine) · Madison, WI
- NPI 1770749418
- Accepts Medicare
- 17 yrs in practice
- Female
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
1313 Fish Hatchery RD
Madison, WI 537151911
(608) 252-8000
fax (608) 252-8233
Credentials & registration
- NPI registered
- August 2008 — 18 yrs on file
- Profile last updated
- December 12, 2020
- Year of graduation
- 2009 — 17 yrs since
- Specialty taxonomy
- 207R00000X — NUCC code
- State license (1)
- Wisconsin #55859-020
- Medicaid
- WI #1770749418
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1770749418. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
1,757
Distinct HCPCS
10
Medicare allowed
$115,657
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
36415 |
Insertion of needle into vein for collection of blood sample | 510 | 260 | $8 | |
99214 |
Established patient office or other outpatient visit, 30-39 minutes | 417 | 256 | $122 | |
G0439 |
Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit | 193 | 193 | $124 | |
85027 |
Complete blood cell count (red cells, white blood cell, platelets), automated test | 115 | 99 | $6 | |
99213 |
Established patient office or other outpatient visit, 20-29 minutes | 90 | 79 | $86 | |
G0008 |
Administration of influenza virus vaccine | 58 | 57 | $29 | |
90694 |
Influenza vaccine, quadrivalent inactivated, 0.5 ml dosage | 57 | 56 | $76 | |
0124A |
Adm sarscv2 bvl 30mcg/.3ml a | 28 | 27 | $39 | |
G0108 |
Diabetes outpatient self-management training services, individual, per 30 minutes | 28 | 17 | $53 | |
90480 |
Admn sarscov2 vacc 1 dose | 27 | 27 | $39 |
In context: peer comparison
Among 76 peers in Madison Internal Medicine Physician, average services per provider: 80. This provider delivers 22× the peer median.Medicare Part D · 2023
Top prescriptions
Total claims
3,745
Patients
996
Total drug cost
$56,601
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Atorvastatin Calcium | Generic | 739 | 197 | $8,929 |
| Omeprazole | Generic | 348 | 106 | $7,090 |
| Levothyroxine Sodium | Generic | 327 | 76 | $5,491 |
| Lisinopril | Generic | 280 | 75 | $3,946 |
| Amlodipine Besylate | Generic | 255 | 67 | $2,745 |
| Losartan Potassium | Generic | 253 | 68 | $3,204 |
| Metformin Hcl ER (Metformin Hcl) | Brand | 224 | 58 | $2,913 |
| Metoprolol Tartrate | Generic | 191 | 40 | $1,925 |
| Gabapentin | Generic | 188 | 54 | $3,691 |
| Rosuvastatin Calcium | Generic | 180 | 53 | $2,686 |
Frequently asked questions
What is Dr. Peggy Simpson's medical specialty?
Dr. Peggy Simpson practices Internal Medicine Physician in Madison, WI.
Where does Dr. Peggy Simpson practice?
Dr. Peggy Simpson practices at 1313 Fish Hatchery RD, Madison, WI 537151911. Office phone: 6082528000.
What is Dr. Peggy Simpson's NPI?
Dr. Peggy Simpson's National Provider Identifier (NPI) is 1770749418, issued by NPPES.
Does Dr. Peggy Simpson accept Medicare assignment?
Yes. Dr. Peggy Simpson accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Peggy Simpson commonly perform?
Top Medicare-reported procedures in 2023: Insertion of needle into vein for collection of blood sample (HCPCS 36415); Established patient office or other outpatient visit (HCPCS 99214); Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit (HCPCS G0439). Source: CMS Medicare Physician & Other Practitioners file.