Doctor profile · Federal record
Dr. Louann Carnahan, D.O.
Neurology Physician (CMS: Neurology) · Student in an Organized Health Care Education/Training Program · Neurology Physician · Neurology Physician · Tucson, AZ
- NPI 1386961696
- Accepts Medicare
- 16 yrs in practice
- Licensed in 3 states
- Female
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
2450 E River RD
Tucson, AZ 857186526
(520) 795-7750
Credentials & registration
- NPI registered
- April 2010 — 16 yrs on file
- Profile last updated
- February 29, 2016
- Year of graduation
- 2010 — 16 yrs since
- Specialty taxonomy
- 2084N0400X — NUCC code
- State licenses (3)
- Arizona #006750 · Illinois #125058749 · Massachusetts #258894
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1386961696. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
181
Distinct HCPCS
4
Medicare allowed
$17,417
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99214 |
Established patient office or other outpatient visit, 30-39 minutes | 99 | 75 | $121 | |
99213 |
Established patient office or other outpatient visit, 20-29 minutes | 32 | 29 | $85 | |
95816 |
Measurement of brain wave activity (eeg), awake and drowsy | 26 | 24 | $55 | |
95819 |
Measurement of brain wave activity (eeg), awake and asleep | 24 | 24 | $55 |
In context: peer comparison
Among 23 peers in Tucson Neurology Physician, average services per provider: 339. This provider delivers 0.5× the peer median.Open Payments
Industry payments received
All-time total
$64
Transactions
4
Manufacturers
2
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| Amgen INC. | 2 | $33.19 | |
| Lundbeck LLC | 2 | $31.21 |
By nature of payment
Medicare Part D · 2023
Top prescriptions
Total claims
2,102
Patients
362
Total drug cost
$600,553
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Levetiracetam | Generic | 452 | 110 | $22,590 |
| Lamotrigine | Generic | 382 | 68 | $9,805 |
| Lacosamide | Generic | 199 | 32 | $29,415 |
| Topiramate | Generic | 116 | 20 | $2,073 |
| Carbamazepine ER (Carbamazepine) | Brand | 109 | 18 | $21,080 |
| Vimpat (Lacosamide) | Brand | 104 | 13 | $144,881 |
| Divalproex Sodium ER (Divalproex Sodium) | Brand | 103 | 22 | $10,765 |
| Zonisamide | Generic | 96 | 17 | $7,220 |
| Briviact (Brivaracetam) | Brand | 91 | 0 | $159,395 |
| Gabapentin | Generic | 85 | 21 | $2,266 |
Frequently asked questions
What is Dr. Louann Carnahan's medical specialty?
Dr. Louann Carnahan practices Neurology Physician in Tucson, AZ.
Where does Dr. Louann Carnahan practice?
Dr. Louann Carnahan practices at 2450 E River RD, Tucson, AZ 857186526. Office phone: 5207957750.
What is Dr. Louann Carnahan's NPI?
Dr. Louann Carnahan's National Provider Identifier (NPI) is 1386961696, issued by NPPES.
Does Dr. Louann Carnahan accept Medicare assignment?
Yes. Dr. Louann Carnahan accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Louann Carnahan 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 99213); Measurement of brain wave activity (eeg), awake and drowsy (HCPCS 95816). Source: CMS Medicare Physician & Other Practitioners file.