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- 1713 Treasure Hills Blvd Ste 1B, Harlingen, TX 78550
About Dr. Mckenna
William R. McKenna, MD is a healthcare provider in Harlingen, TX specializing in allergy & immunology. William trained at Texas Tech University Health Science Center School of Medicine, graduating in 1977. Medicare claims data shows William provided 506 services to 208 patients. The services billed most often include administration of non-hormonal anti-neoplastic chemotherapy under skin or into muscle, injection of drug or substance under skin or into muscle, and test to measure expiratory airflow and volume. This provider record is associated with NPI 1164446399.
Factual summary compiled by Guide.md from public records; not written by this provider.
Education & Training
Specialty
Credentials & Licensing
Medicare information
Exactly as CMS reports it (National Downloadable File, Opt-Out Affidavits, Order & Referring). Not an insurance directory; confirm coverage with the office.
Contact Information
- (956) 425-9240
- Email not available
Is this your home address or personal number? Hide it
Practice Locations
1713 TREASURE HILLS BLVD STE 1B
Harlingen, TX 78550
Conditions Commonly Evaluated or Treated
Within Allergy and Immunology generally. Availability varies by clinician, training and location — this profile has not been claimed, so nothing here is a personal claim by the provider.
Conditions
Most searched conditions
Allergies
- Angioedema
- Cockroach Allergy
- Histamine Intolerance
- Oral Allergy Syndrome
- Red Meat Allergy
Digestive
Drug allergies
- Sulfa Drug Allergy
Drug allergy
- Aspirin Allergy
- Drug Allergies
- Penicillin Allergy
- Vaccine Allergy
Emergency
Environmental
- Dust Mite Allergy
- Insect Sting Allergy
- Latex Allergy
- Mold Allergy
- Pet Allergies
Eye
Food allergies
- Egg Allergy
- Milk Allergy
- Peanut Allergy
- Shellfish Allergy
- Soy Allergy
- Tree Nut Allergy
- Wheat Allergy
Immune conditions
Immunology
- Common Variable Immunodeficiency
- Frequent Infections
- Hereditary Angioedema
- Mast Cell Activation Syndrome
- Weak Immune System
Lung conditions
- Allergic Asthma
- Wheezing
Respiratory
Sinus
- Chronic sinusitis
- Loss or reduction of smell
- Nasal polyps
- Nonallergic rhinitis
- Post-Nasal Drip
Sinus conditions
- Sinus Headaches
Skin
- Cold Allergy
- Contact dermatitis
- Nickel Allergy
- Sun Allergy
Skin conditions
- Chronic itching
- Poison Ivy Rash
- Skin Writing Rash
Procedures & services
Breathing & Airway
Most searched procedures
- Allergy testing
- Immunotherapy
- Patch testing
Allergy treatments
- Allergy Drops
- Asthma Biologics
- Food Desensitization
- Peanut Allergy Pill Treatment
- Sublingual Dust Mite Treatment
- Under-The-Tongue Allergy Tablets
Diagnostic
- Asthma challenge test
- Drug Challenge Test
- Exercise Challenge Breathing Test
- Exhaled nitric oxide test
- Ice Cube Test for Cold Allergy
- Immune System Blood Test
- Nasal endoscopy
- Oral Food Challenge
- Peak Flow Test
- Penicillin Allergy Testing
- Spirometry
- Tryptase Blood Test
- Vaccine Challenge Test
- Vaccine Response Antibody Test
Infusion
- C1 Esterase Inhibitor Infusion
- IVIG Infusion
- Subcutaneous Immunoglobulin Infusion
Medication therapy
- Fasenra Injections
- Nucala Injections
- Tezspire Injections
Medications
- Dupixent Injections
- Targeted therapy
- Xolair Injections
Preventive
- Anaphylaxis Emergency Action Plan
- Epinephrine Autoinjector Training
Respiratory
Tests
- Allergy Blood Testing
- Allergy Skin Prick Test
- Blood Component Allergy Test
- Complement Blood Test
- Eosinophil Blood Count
- Intradermal Allergy Test
- Pulmonary function test
- Skin Test For Metal Allergy
- Total IgE Blood Test
Treatment
- Aspirin Desensitization
- Dietary Allergen Elimination Plan
- Drug Desensitization Protocol
- Sinus Rinse Training
Procedures Most Often Billed to Medicare
506 services · 208 patients · 7 distinct codes
| Procedure | Type | Code | Services | Compared with peers |
|---|---|---|---|---|
| Administration of non-hormonal anti-neoplastic chemotherapy under skin or into muscle | Treatment | 96401 |
156 | As often as other peers in Allergy & Immunology |
| Injection of drug or substance under skin or into muscle | Treatment | 96372 |
106 | As often as other peers in Allergy & Immunology |
| Test to measure expiratory airflow and volume | Treatment | 94010 |
80 | More often than most peers in Allergy & Immunology |
| Administration and interpretation of patient-focused health risk assessment | Treatment | 96160 |
29 | Less often than most peers in Allergy & Immunology |
| Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more | Office visit | 99213 |
65 | As often as other peers in Allergy & Immunology |
| Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more | Office visit | 99214 |
53 | As often as other peers in Allergy & Immunology |
| New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more | Office visit | 99204 |
17 | Less often than most peers in Allergy & Immunology |
Source: CMS Medicare public data. Shows how often procedures were billed — not quality of care or patient satisfaction.
Related providers
Connections drawn from the registry and from what providers have told us. A link here is not a referral or an endorsement.
Other allergists at this location 1
Same specialty, same street address — most likely the same department or group.
Also at this address 4
Providers at the same street address. Each files their own registry entry, so a shared practice often appears under several different names.
Trained at Texas Tech University Health Science Center School of Medicine 8
Other providers in the same specialty who trained at the same institution.
More connections — 16 related providers in 2 groups
Class of 1977 at Texas Tech University Health Science Center School of Medicine 8
Providers who graduated from the same medical school in the same year.
Also performs Administration of non-hormonal anti-neoplastic chemotherapy under skin or into muscle 8
Providers in TX who bill this service to Medicare most often.
Common questions
What kind of doctor is Dr. McKenna?
Dr. McKenna is an allergist in Harlingen, TX. That is the designation recorded for this NPI in the federal registry, where it is listed as “Allergy & Immunology”.
NPI registry
What is Dr. McKenna's address?
Dr. McKenna is listed at 1713 Treasure Hills Blvd Ste 1B, Harlingen, TX 78550. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
How can I make an appointment with Dr. McKenna?
The number on file is (956) 425-9240. Contact the office directly to confirm availability and scheduling.
NPI registry
What is the NPI for Dr. McKenna?
Dr. McKenna's National Provider Identifier is 1164446399. 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
Where did Dr. McKenna train?
Dr. McKenna attended Texas Tech University Health Science Center School of Medicine, graduating in 1977. This comes from the CMS National Downloadable File.
CMS public data
How much experience does Dr. McKenna have?
Dr. McKenna has 49 years experience. Calculated from a graduation year of 1977, reported in the CMS National Downloadable File.
CMS public data
What procedures does Dr. McKenna perform?
According to Medicare billing data, Dr. McKenna provides treatments such as administration of non-hormonal anti-neoplastic chemotherapy under skin or into muscle and injection of drug or substance under skin or into muscle, alongside routine visits and testing. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Is Dr. McKenna's profile verified?
Not yet. This profile is built from public federal data and has not been confirmed by Dr. McKenna. If this is you, claiming it is free.
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