Michael Vaughn, M.D.PHD.
NPI 1881687879 · Allergy & Immunology Physician · San Antonio, TX
Enrolled with Medicare as Practitioner - Allergy/Immunology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Michael Vaughn, M.D.PHD. is a Allergy & Immunology Physician provider in San Antonio, TX (NPI 1881687879).
Provider details
- NPI number
- 1881687879
- Entity type
- Individual
- Primary specialty
- Allergy & Immunology PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.PHD.
- Sex
- Male
- Sole proprietor
- Yes
- License
- H7242 (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
1 documented practice location
- Medicare service volume (vs. specialty peers)25% of score
7,576 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) |
|---|---|---|
| Test for Allergy Using Allergenic Extract95004 | 5,872 | $3 |
| Professional Service for Preparation and Provision of 1 Or More Antigens95165 | 634 | $12 |
| Professional Service for Single Injection of Allergen95115 | 385 | $9 |
| Professional Service for Multiple Injections of Allergen95117 | 247 | $10 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 119 | $111 |
| Test to Measure Rate of Airflow94375 | 103 | $33 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 11 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Cefdinir | 40 | 39 |
| Sulfamethoxazole/Trimethoprimbrand: Sulfamethoxazole-Trimethoprim | 30 | 30 |
| Dupilumabbrand: Dupixent Syringe | 27 | — |
| Famotidine | 23 | — |
| Montelukast Sodium | 19 | — |
| Albuterol Sulfatebrand: Albuterol Sulfate Hfa | 16 | — |
| Minocycline Hcl |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$1,257 across 19 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
Registry dates
- Enumerated
- 2005-08-25
- Last updated
- 2023-05-08
- Certified
- 2023-05-08
Frequently asked questions
- What is Michael Vaughn's NPI number?
- Michael Vaughn's National Provider Identifier (NPI) is 1881687879, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Michael Vaughn's specialty?
- Michael Vaughn is listed in the NPPES registry with a primary specialty of Allergy & Immunology Physician (Allopathic & Osteopathic Physicians).
- Where is Michael Vaughn located?
- Michael Vaughn's practice location on file with NPPES is 115 Gallery Cir, San Antonio, TX 78258-3388.
- What is Michael Vaughn's phone number?
- The practice phone number listed in the NPPES registry for Michael Vaughn is (210) 499-0033.
- Does Michael Vaughn accept Medicare?
- Michael Vaughn is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Michael Vaughn's NPI active?
- Yes — Michael Vaughn's NPI (1881687879) is active in the NPPES registry as of the last update on 2023-05-08.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.