Doctor profile · Federal record
Dr. Ryan Brennan, D.O.
Neurology Physician (CMS: Neurology) · Neurology Physician · Milwaukee, WI
- NPI 1649561978
- Accepts Medicare
- 15 yrs in practice
- Licensed in 2 states
- Male
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
9200 W Wisconsin Avenue, Department of Neurology
Milwaukee, WI 532263522
(414) 805-5200
fax (414) 259-0469
Credentials & registration
- NPI registered
- April 2011 — 15 yrs on file
- Profile last updated
- July 21, 2022
- Year of graduation
- 2011 — 15 yrs since
- Specialty taxonomy
- 2084N0400X — NUCC code
- State licenses (2)
- Wisconsin #60539 · Nebraska #1306
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1649561978. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
415
Distinct HCPCS
10
Medicare allowed
$36,714
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99214 |
Established patient office or other outpatient visit, 30-39 minutes | 73 | 53 | $92 | |
99214 |
Established patient office or other outpatient visit, 30-39 minutes | 70 | 53 | $121 | |
99213 |
Established patient office or other outpatient visit, 20-29 minutes | 52 | 43 | $62 | |
99212 |
Established patient office or other outpatient visit, 10-19 minutes | 42 | 35 | $33 | |
99213 |
Established patient office or other outpatient visit, 20-29 minutes | 30 | 26 | $86 | |
95970 |
Electronic analysis of implanted brain, spinal cord, or peripheral neurostimulator generator | 28 | 16 | $17 | |
95983 |
Electronic analysis of implanted brain, spinal cord, or peripheral neurostimulator generator with brain stimulator programming, first 15 minutes with qualified health professional | 27 | 12 | $46 | |
99212 |
Established patient office or other outpatient visit, 10-19 minutes | 25 | 20 | $54 | |
99205 |
New patient office or other outpatient visit, 60-74 minutes | 21 | 21 | $170 | |
99215 |
Established patient office or other outpatient visit, 40-54 minutes | 20 | 17 | $135 |
In context: peer comparison
Among 32 peers in this city , average services per provider: 117. This provider delivers 3.5× the peer median.Open Payments
Industry payments received
All-time total
$6,623
Transactions
15
Manufacturers
4
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| ABBVIE INC. | 8 | $5,856.47 | |
| InSightec,Inc | 4 | $666.38 | |
| Boston Scientific Corporation | 2 | $75.57 | |
| Ipsen Biopharmaceuticals, Inc | 1 | $24.54 |
By nature of payment
Medicare Part D · 2023
Top prescriptions
Total claims
2,074
Patients
511
Total drug cost
$940,517
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Carbidopa-Levodopa (Carbidopa/Levodopa) | Brand | 674 | 187 | $53,308 |
| Rytary (Carbidopa/Levodopa) | Brand | 354 | 57 | $485,734 |
| Carbidopa-Levodopa Er (Carbidopa/Levodopa) | Brand | 204 | 60 | $27,662 |
| Gabapentin | Generic | 164 | 51 | $4,846 |
| Clonazepam | Generic | 122 | 28 | $989 |
| Primidone | Generic | 86 | 28 | $5,289 |
| Amantadine (Amantadine Hcl) | Brand | 73 | 25 | $9,086 |
| Pramipexole Dihydrochloride (Pramipexole Di-Hcl) | Brand | 67 | 18 | $2,213 |
| Propranolol Hcl | Generic | 64 | 18 | $1,188 |
| Nuplazid (Pimavanserin Tartrate) | Brand | 60 | 0 | $332,025 |
Frequently asked questions
What is Dr. Ryan Brennan's medical specialty?
Dr. Ryan Brennan practices Neurology Physician in Milwaukee, WI.
Where does Dr. Ryan Brennan practice?
Dr. Ryan Brennan practices at 9200 W Wisconsin Avenue, Milwaukee, WI 532263522. Office phone: 4148055200.
What is Dr. Ryan Brennan's NPI?
Dr. Ryan Brennan's National Provider Identifier (NPI) is 1649561978, issued by NPPES.
Does Dr. Ryan Brennan accept Medicare assignment?
Yes. Dr. Ryan Brennan accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Ryan Brennan commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99214); Established patient office or other outpatient visit (HCPCS 99214); Established patient office or other outpatient visit (HCPCS 99213). Source: CMS Medicare Physician & Other Practitioners file.