Doctor profile · Federal record
Dr. Ian Armstrong, MD
Neurological Surgery Physician · Neurological Surgery Physician · Fort Sam Houston, TX
- NPI 1851300859
- 20 yrs on file
- Licensed in 2 states
- Male
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
3551 Roger Brooke Dr
Fort Sam Houston, TX 782344504
(210) 539-9092
Credentials & registration
- NPI registered
- August 2006 — 20 yrs on file
- Profile last updated
- May 14, 2024
- Specialty taxonomy
- 207T00000X — NUCC code
- State licenses (2)
- Texas #U0747 · California #WA50707C
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1851300859. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
69
Distinct HCPCS
3
Medicare allowed
$7,694
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99213 |
Established patient office or other outpatient visit, 20-29 minutes | 34 | 30 | $85 | |
99214 |
Established patient office or other outpatient visit, 30-39 minutes | 21 | 20 | $122 | |
99204 |
New patient office or other outpatient visit, 45-59 minutes | 14 | 14 | $159 |
In context: peer comparison
Among 2 peers in Fort Sam Houston Neurological Surgery Physician, average services per provider: 21. This provider delivers 3.3× the peer median.Open Payments
Industry payments received
All-time total
$69
Transactions
1
Manufacturers
1
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| Boston Scientific Corporation | 1 | $68.94 |
By nature of payment
Frequently asked questions
What is Dr. Ian Armstrong's medical specialty?
Dr. Ian Armstrong practices Neurological Surgery Physician in Fort Sam Houston, TX.
Where does Dr. Ian Armstrong practice?
Dr. Ian Armstrong practices at 3551 Roger Brooke Dr, Fort Sam Houston, TX 782344504. Office phone: 2105399092.
What is Dr. Ian Armstrong's NPI?
Dr. Ian Armstrong's National Provider Identifier (NPI) is 1851300859, issued by NPPES.
What procedures does Dr. Ian Armstrong commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99213); Established patient office or other outpatient visit (HCPCS 99214); New patient office or other outpatient visit (HCPCS 99204). Source: CMS Medicare Physician & Other Practitioners file.