Christine Gilliam, MD
NPI 1134161094 · Otolaryngology Physician · San Antonio, TX
Enrolled with Medicare as Practitioner - Otolaryngology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Christine Gilliam, MD is a Otolaryngology Physician provider in San Antonio, TX (NPI 1134161094).
Provider details
- NPI number
- 1134161094
- Entity type
- Individual
- Primary specialty
- Otolaryngology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Female
- Sole proprietor
- No
- License
- M3234 (TX)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure25% of score
20 yrs in NPPES registry
- Profile completeness25% of score
100% of core fields populated
- Practice footprint15% of score
2 documented practice locations
- Medicare service volume (vs. specialty peers)25% of score
511 Medicare services, 2024 (ranked within specialty)
- Open Payments transparency10% of score
Has Open Payments disclosures (2024)
Medicare volume is ranked against active providers in the same specialty. Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our .
What this provider does (Medicare)
Based on Medicare fee-for-service claims, 2024; not all care is captured.
| Service (HCPCS) | Medicare services | Typical Medicare-allowed (2024) |
|---|---|---|
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 290 | $121 |
| Diagnostic Exam of Nasal Passages Using an Endoscope31231 | 92 | $174 |
| New Patient Office Or Other Outpatient Visit With Moderate Level of Medical Decision Making, If Using Time, 45 Minutes Or More99204 | 86 | $159 |
| Diagnostic Exam of Voice Box Using a Flexible Endoscope31575 | 25 | $117 |
| Removal of Impacted Ear Wax69210 | 18 | $39 |
Typical Medicare-allowed amounts for these services range $39–$174 (2024). The Medicare-allowed amount is what Medicare recognizes for a service under fee-for-service — a reference figure for 2024, not a price quote and not what you would be billed. Medicare Part B covers roughly an eighth of all NPIs (65+ skew); services with fewer than 11 beneficiaries are suppressed by CMS. Source: CMS Medicare Physician & Other Practitioners, by Provider & Service.
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 12 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Montelukast Sodium | 190 | 49 |
| Fluticasone Propionate | 169 | 75 |
| Omeprazole | 107 | 34 |
| Azelastine Hcl | 87 | 42 |
| Famotidine | 33 | 11 |
| Cefdinir | 26 | 26 |
| Sulfamethoxazole/Trimethoprimbrand: Sulfamethoxazole-Trimethoprim | 19 | 19 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$403 across 20 records (Open Payments 2024)
Open Payments discloses payments and transfers of value (meals, travel, consulting, research, royalties) from drug and device makers to providers. This is a transparency signal, not a verdict — such payments are legal and common, and their presence is neither an endorsement nor a criticism. Source: CMS Open Payments, program year 2024.
Practice location
Mailing address
Additional practice locations (1)
- 21738 Hardy Oak Blvd Ste 103San Antonio, TX 78258-4863Phone: (469) 282-2000
Registry dates
- Enumerated
- 2006-06-12
- Last updated
- 2025-03-03
- Certified
- 2025-03-03
Frequently asked questions
- What is Christine Gilliam's NPI number?
- Christine Gilliam's National Provider Identifier (NPI) is 1134161094, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Christine Gilliam's specialty?
- Christine Gilliam is listed in the NPPES registry with a primary specialty of Otolaryngology Physician (Allopathic & Osteopathic Physicians).
- Where is Christine Gilliam located?
- Christine Gilliam's practice location on file with NPPES is 502 Madison Oak, San Antonio, TX 78258-3913.
- What is Christine Gilliam's phone number?
- The practice phone number listed in the NPPES registry for Christine Gilliam is (210) 647-3838.
- Does Christine Gilliam accept Medicare?
- Christine Gilliam is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Christine Gilliam's NPI active?
- Yes — Christine Gilliam's NPI (1134161094) is active in the NPPES registry as of the last update on 2025-03-03.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.