Doctor profile · Federal record
Dr. John Villacis, MD
Allergy Physician (CMS: Allergy/Immunology) · Allergy & Immunology Physician · Austin, TX
- NPI 1437115888
- Accepts Medicare
- 27 yrs in practice
- Male
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
12221 N Mopac Expy
Austin, TX 787582401
(512) 901-4002
fax (512) 901-3902
Credentials & registration
- NPI registered
- April 2006 — 20 yrs on file
- Profile last updated
- February 9, 2022
- Year of graduation
- 1999 — 27 yrs since
- Specialty taxonomy
- 207KA0200X — NUCC code
- State license (1)
- Texas #L8548
- Medicaid
- TX #165659701
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1437115888. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
448
Distinct HCPCS
9
Medicare allowed
$20,403
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
95117 |
Professional service for multiple injections of allergen | 109 | 18 | $12 | |
99213 |
Established patient office or other outpatient visit, 20-29 minutes | 86 | 65 | $92 | |
95115 |
Professional service for single injection of allergen | 69 | 12 | $11 | |
36415 |
Insertion of needle into vein for collection of blood sample | 51 | 40 | $8 | |
99214 |
Established patient office or other outpatient visit, 30-39 minutes | 32 | 29 | $130 | |
99203 |
New patient office or other outpatient visit, 30-44 minutes | 31 | 31 | $114 | |
82784 |
Gammaglobulin (immune system protein) measurement | 30 | 14 | $9 | |
85025 |
Complete blood cell count (red cells, white blood cell, platelets), automated test and automated differential white blood cell count | 29 | 20 | $8 | |
99204 |
New patient office or other outpatient visit, 45-59 minutes | 11 | 11 | $168 |
In context: peer comparison
Among 1 peers in Austin Allergy Physician, average services per provider: 49. This provider delivers 9.1× the peer median.Open Payments
Industry payments received
All-time total
$2,948
Transactions
68
Manufacturers
14
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| Genzyme Corporation | 7 | $1,557.28 | |
| Regeneron Healthcare Solutions, INC. | 12 | $336.10 | |
| Jubilant HollisterStier LLC | 1 | $271.02 | |
| AstraZeneca Pharmaceuticals Lp | 10 | $203.16 | |
| GlaxoSmithKline, LLC. | 17 | $169.98 | |
| Genentech USA, INC. | 8 | $135.28 | |
| Pharming Healthcare, INC. | 3 | $58.80 | |
| Csl Behring | 2 | $53.97 | |
| Hospira, INC. | 2 | $42.51 | |
| Novartis Pharmaceuticals Corporation | 2 | $36.04 | |
| Pfizer INC. | 1 | $29.18 | |
| Takeda Pharmaceuticals U.S.A., INC. | 1 | $22.14 | |
| Kaleo, INC. | 1 | $16.47 | |
| Grifols USA, LLC | 1 | $15.87 |
By nature of payment
Medicare Part D · 2023
Top prescriptions
Total claims
422
Patients
127
Total drug cost
$290,212
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Azelastine Hcl | Generic | 60 | 25 | $2,167 |
| Prednisone | Generic | 58 | 31 | $373 |
| Ipratropium Bromide | Generic | 48 | 18 | $3,163 |
| Montelukast Sodium | Generic | 41 | 15 | $788 |
| Omeprazole | Generic | 40 | 0 | $303 |
| Albuterol Sulfate Hfa (Albuterol Sulfate) | Brand | 36 | 21 | $1,619 |
| Breo Ellipta (Fluticasone/Vilanterol) | Brand | 22 | 0 | $14,926 |
| Epinephrine | Generic | 22 | 17 | $6,009 |
| Advair Hfa (Fluticasone Propion/Salmeterol) | Brand | 15 | 0 | $7,575 |
| Symbicort (Budesonide/Formoterol Fumarate) | Brand | 15 | 0 | $9,626 |
Frequently asked questions
What is Dr. John Villacis's medical specialty?
Dr. John Villacis practices Allergy Physician in Austin, TX.
Where does Dr. John Villacis practice?
Dr. John Villacis practices at 12221 N Mopac Expy, Austin, TX 787582401. Office phone: 5129014002.
What is Dr. John Villacis's NPI?
Dr. John Villacis's National Provider Identifier (NPI) is 1437115888, issued by NPPES.
Does Dr. John Villacis accept Medicare assignment?
Yes. Dr. John Villacis accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. John Villacis commonly perform?
Top Medicare-reported procedures in 2023: Professional service for multiple injections of allergen (HCPCS 95117); Established patient office or other outpatient visit (HCPCS 99213); Professional service for single injection of allergen (HCPCS 95115). Source: CMS Medicare Physician & Other Practitioners file.