Doctor profile · Federal record
Dr. William McKenna, MD
Allergy & Immunology Physician (CMS: Allergy/Immunology) · Harlingen, TX
- NPI 1164446399
- Accepts Medicare
- 49 yrs in practice
- Male
- Solo practice
- No sanctions
Practice & contact
- Primary practice
-
1713 Treasure Hills Blvd Ste 1B
Harlingen, TX 785508913
(956) 425-9240
fax (956) 412-8575
Credentials & registration
- NPI registered
- July 2006 — 20 yrs on file
- Profile last updated
- October 15, 2020
- Year of graduation
- 1977 — 49 yrs since
- Specialty taxonomy
- 207K00000X — NUCC code
- State license (1)
- Texas #E8709
- Medicaid
- TX #035867301
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1164446399. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
2,766
Distinct HCPCS
10
Medicare allowed
$58,598
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
95004 |
Test for allergy using allergenic extract | 1,227 | 21 | $4 | |
95024 |
Test for allergy using allergenic extract injected into skin | 496 | 26 | $8 | |
96401 |
Administration of non-hormonal anti-neoplastic chemotherapy under skin or into muscle | 324 | 24 | $69 | |
95165 |
Professional service for preparation and provision of 1 or more antigens | 290 | 14 | $14 | |
95117 |
Professional service for multiple injections of allergen | 140 | 18 | $11 | |
94010 |
Test to measure expiratory airflow and volume | 94 | 56 | $26 | |
99213 |
Established patient office or other outpatient visit, 20-29 minutes | 68 | 53 | $86 | |
99214 |
Established patient office or other outpatient visit, 30-39 minutes | 65 | 51 | $123 | |
99204 |
New patient office or other outpatient visit, 45-59 minutes | 36 | 36 | $160 | |
96160 |
Administration and interpretation of patient-focused health risk assessment | 14 | 13 | $3 |
In context: peer comparison
Among 1 peers in Harlingen Allergy & Immunology Physician, average services per provider: 251. This provider delivers 11× the peer median.Open Payments
Industry payments received
All-time total
$3,004
Transactions
131
Manufacturers
15
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| AstraZeneca Pharmaceuticals Lp | 38 | $841.09 | |
| Amgen INC. | 19 | $487.42 | |
| Regeneron Healthcare Solutions, INC. | 11 | $281.86 | |
| GlaxoSmithKline, LLC. | 14 | $247.95 | |
| Takeda Pharmaceuticals U.S.A., INC. | 9 | $203.56 | |
| Novartis Pharmaceuticals Corporation | 8 | $174.56 | |
| Sanofi-Aventis U.S. LLC | 7 | $169.08 | |
| Pharming Healthcare, INC. | 5 | $125.90 | |
| Genzyme Corporation | 4 | $106.15 | |
| Octapharma USA, INC. | 4 | $80.00 | |
| BioCryst US Sales Co., LLC | 4 | $76.51 | |
| Abbvie INC. | 2 | $52.30 | |
| Csl Behring | 2 | $41.53 | |
| Genentech USA, INC. | 2 | $38.56 | |
| Grifols USA, LLC | 2 | $37.92 |
By nature of payment
Medicare Part D · 2023
Top prescriptions
Total claims
817
Patients
212
Total drug cost
$530,728
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Fluticasone Propionate | Generic | 157 | 54 | $3,007 |
| Montelukast Sodium | Generic | 72 | 18 | $729 |
| Albuterol Sulfate Hfa (Albuterol Sulfate) | Brand | 71 | 33 | $2,618 |
| Azelastine Hcl | Generic | 65 | 23 | $2,134 |
| Dupixent Syringe (Dupilumab) | Brand | 64 | 0 | $243,243 |
| Trelegy Ellipta (Fluticasone/Umeclidin/Vilanter) | Brand | 61 | 17 | $44,308 |
| Symbicort (Budesonide/Formoterol Fumarate) | Brand | 60 | 17 | $31,032 |
| Breo Ellipta (Fluticasone/Vilanterol) | Brand | 55 | 14 | $28,413 |
| Ventolin Hfa (Albuterol Sulfate) | Brand | 46 | 0 | $2,699 |
| Azelastine-Fluticasone (Azelastine/Fluticasone) | Brand | 38 | 19 | $5,521 |
Frequently asked questions
What is Dr. William McKenna's medical specialty?
Dr. William McKenna practices Allergy & Immunology Physician in Harlingen, TX.
Where does Dr. William McKenna practice?
Dr. William McKenna practices at 1713 Treasure Hills Blvd Ste 1B, Harlingen, TX 785508913. Office phone: 9564259240.
What is Dr. William McKenna's NPI?
Dr. William McKenna's National Provider Identifier (NPI) is 1164446399, issued by NPPES.
Does Dr. William McKenna accept Medicare assignment?
Yes. Dr. William McKenna accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. William McKenna commonly perform?
Top Medicare-reported procedures in 2023: Test for allergy using allergenic extract (HCPCS 95004); Test for allergy using allergenic extract injected into skin (HCPCS 95024); Administration of non-hormonal anti-neoplastic chemotherapy under skin or into muscle (HCPCS 96401). Source: CMS Medicare Physician & Other Practitioners file.