Doctor profile · Federal record
Dr. Ian Gilson, MD
Internal Medicine Physician · Milwaukee, WI
- NPI 1659486744
- 20 yrs on file
- Male
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
840 N 87Th St, Sargeant Health Center
Milwaukee, WI 532263586
(414) 805-5540
fax (414) 805-7878
Credentials & registration
- NPI registered
- August 2006 — 20 yrs on file
- Profile last updated
- March 7, 2023
- Specialty taxonomy
- 207R00000X — NUCC code
- State license (1)
- Wisconsin #20996
- Medicaid
- WI #1659486744
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1659486744. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
437
Distinct HCPCS
6
Medicare allowed
$55,321
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99214 |
Established patient office or other outpatient visit, 30-39 minutes | 201 | 101 | $120 | |
G0439 |
Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit | 85 | 85 | $124 | |
99215 |
Established patient office or other outpatient visit, 40-54 minutes | 77 | 48 | $167 | |
99213 |
Established patient office or other outpatient visit, 20-29 minutes | 52 | 38 | $85 | |
90677 |
Pneumococcal conjugate vaccine, 20 valent (pcv20), for intramuscular use | 11 | 11 | $281 | |
G0009 |
Administration of pneumococcal vaccine | 11 | 11 | $18 |
In context: peer comparison
Among 96 peers in this city , average services per provider: 115. This provider delivers 3.8× the peer median.Open Payments
Industry payments received
All-time total
$62
Transactions
4
Manufacturers
2
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| Lilly USA, LLC | 3 | $47.58 | |
| Esperion Therapeutics, Inc. | 1 | $14.32 |
By nature of payment
Medicare Part D · 2023
Top prescriptions
Total claims
2,993
Patients
772
Total drug cost
$717,357
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Atorvastatin Calcium | Generic | 675 | 177 | $8,628 |
| Amlodipine Besylate | Generic | 402 | 104 | $2,956 |
| Lisinopril | Generic | 288 | 73 | $2,267 |
| Losartan Potassium | Generic | 226 | 65 | $3,334 |
| Rosuvastatin Calcium | Generic | 175 | 48 | $3,557 |
| Metoprolol Succinate | Generic | 146 | 36 | $2,720 |
| Tamsulosin Hcl | Generic | 135 | 32 | $2,630 |
| Omeprazole | Generic | 127 | 37 | $2,416 |
| Biktarvy (Bictegrav/Emtricit/Tenofov Ala) | Brand | 124 | 13 | $523,904 |
| Allopurinol | Generic | 123 | 31 | $2,496 |
Frequently asked questions
What is Dr. Ian Gilson's medical specialty?
Dr. Ian Gilson practices Internal Medicine Physician in Milwaukee, WI.
Where does Dr. Ian Gilson practice?
Dr. Ian Gilson practices at 840 N 87Th St, Milwaukee, WI 532263586. Office phone: 4148055540.
What is Dr. Ian Gilson's NPI?
Dr. Ian Gilson's National Provider Identifier (NPI) is 1659486744, issued by NPPES.
What procedures does Dr. Ian Gilson commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99214); Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit (HCPCS G0439); Established patient office or other outpatient visit (HCPCS 99215). Source: CMS Medicare Physician & Other Practitioners file.