Physician Profile
Based in San Antonio, TX, Ann D. Bass, M.D. is listed in the NPI registry under neurology. Ann graduated from University of Texas Medical School at San Antonio in 1993. Medicare claims data shows Ann provided 6,408 services to 735 patients. The services billed most often include injection, ocrelizumab, 1 mg, established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more, and established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more.
Summarised automatically from public NPI registry and CMS Medicare data. Not written or reviewed by this provider. Claim this profile to replace it.
License numbers are what the provider reported to NPPES when the NPI was issued or updated. NPPES does not verify licensure; confirm current standing with the state licensing board.
Exactly as CMS reports it (National Downloadable File, Opt-Out Affidavits, Order & Referring). Not an insurance directory; confirm coverage with the office.
1314 E SONTERRA BLVD SUITE 610
San Antonio, TX 78258
Within Neurology generally. Availability varies by clinician, training and location — this profile has not been claimed, so nothing here is a personal claim by the provider.
Most searched conditions
Headache and facial pain
Memory and cognition
Movement disorders
Neuromuscular and peripheral nerve
Seizures and epilepsy
Stroke and vascular
Brain & Spine
Brain tumors
Head & Facial Pain
Memory & Cognitive
Movement Disorders
Nerve Compression
Sleep & Movement
Spine and nerve
Spine, brain injury, and functional
Most searched procedures
Consultation and testing
Consultations & Exams
Consultations and exams
Device management
Diagnostic Testing
Infusion and medical therapies
Infusions & Therapies
Injections & Pain Relief
Medication Management
Neuromodulation
Office procedures
Trauma & Injury
6,408 services · 735 patients · 12 distinct codes
| Procedure | Type | Code | Services | Compared with peers |
|---|---|---|---|---|
| Administration of chemotherapy into vein, each additional hour | Treatment | 96415 |
94 | More often than most peers in Neurology |
| Administration of chemotherapy into vein, 1 hour or less | Treatment | 96413 |
48 | As often as other peers in Neurology |
| Measurement of brain wave activity (eeg), awake and asleep | Treatment | 95819 |
39 | As often as other peers in Neurology |
| Injection, ocrelizumab, 1 mg | Drug given | J2350 |
5,405 | Less often than most peers in Neurology |
| Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more | Office visit | 99214 |
314 | More often than most peers in Neurology |
| Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more | Office visit | 99213 |
289 | More than most peers in Neurology |
| New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more | Office visit | 99204 |
84 | More often than most peers in Neurology |
| New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more | Office visit | 99203 |
47 | More often than most peers in Neurology |
| Established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more | Office visit | 99215 |
37 | As often as other peers in Neurology |
| Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes | Office visit | 99233 |
22 | Less often than most peers in Neurology |
Source: CMS Medicare public data. Shows how often procedures were billed — not quality of care or patient satisfaction.
Ann D. Bass is a neurologist in San Antonio, TX. That is the designation recorded for this NPI in the federal registry, where it is listed as “Neurology”.
NPI registry
Ann D. Bass is listed at 1314 E Sonterra Blvd Suite 610, San Antonio, TX 78258. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
The number on file is (210) 490-0016. Guide.md cannot book appointments or pass on messages — please call the office directly.
NPI registry
Ann D. Bass's National Provider Identifier is 1104925171. It is issued by the Centers for Medicare & Medicaid Services and is unique and permanent — it does not change if they move practice.
NPI registry
Ann D. Bass attended University of Texas Medical School at San Antonio, graduating in 1993. This comes from the CMS National Downloadable File.
CMS public data
Ann D. Bass has 33 years experience. Calculated from a graduation year of 1993, reported in the CMS National Downloadable File.
CMS public data
According to Medicare billing data, Ann D. Bass provides treatments such as administration of chemotherapy into vein, each additional hour and administration of chemotherapy into vein, 1 hour or less, alongside routine visits and testing. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Not yet. This profile is built from public federal data and has not been confirmed by Ann D. Bass. If this is you, claiming it is free.
Guide.md
Provider data sourced from the NPPES NPI Registry and CMS public datasets. Information is provided for reference and is not medical advice.