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Edit this profileAt a glance
- 1335 E Whitestone Blvd Ste 120, Cedar Park, TX 78613
About Dr. Overstreet
Haley C. Overstreet, M.D. is a healthcare provider in Cedar Park, TX specializing in allergy & immunology. Haley trained at University of Alabama School of Medicine, graduating in 2009. Haley is also listed as specializing in family medicine. Medicare claims data shows Haley provided 6,524 services to 719 patients. The services billed most often include test for allergy using allergenic extract, professional service for multiple injections of allergen, and test for allergy using allergenic extract injected into skin. This provider record is associated with NPI 1700107323.
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
- (512) 222-5856
- Email not available
Practice Locations
1335 E WHITESTONE BLVD STE 120
Cedar Park, TX 78613
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
- Severe Allergic Shock
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
6,524 services · 719 patients · 8 distinct codes
| Procedure | Type | Code | Services | Compared with peers |
|---|---|---|---|---|
| Diagnostic exam of nasal passages using an endoscope | Procedure | 31231 |
107 | More often than most peers in Allergy & Immunology |
| Test for allergy using allergenic extract | Treatment | 95004 |
2,884 | More often than most peers in Allergy & Immunology |
| Professional service for multiple injections of allergen | Treatment | 95117 |
1,800 | More than most peers in Allergy & Immunology |
| Test for allergy using allergenic extract injected into skin | Treatment | 95024 |
1,386 | More than most peers in Allergy & Immunology |
| Test to measure expiratory airflow and volume changes before and after medication administration | Treatment | 94060 |
51 | More often than most 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 |
180 | More often than most 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 |
92 | More 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 |
24 | 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.
Other allergists in Cedar Park 2
Same specialty, same city.
More connections — 20 related providers in 3 groups
Trained at University of Alabama School of Medicine 8
Other providers in the same specialty who trained at the same institution.
Class of 2009 at University of Alabama School of Medicine 8
Providers who graduated from the same medical school in the same year.
Also performs Diagnostic exam of nasal passages using an endoscope 4
Providers in TX who bill this service to Medicare most often.
Common questions
What is Haley C. Overstreet's specialty?
Haley C. Overstreet is an allergist in Cedar Park, TX. That is the designation recorded for this NPI in the federal registry, where it is listed as “Allergy & Immunology”.
NPI registry
Where can I find Haley C. Overstreet?
Haley C. Overstreet is listed at 1335 E Whitestone Blvd Ste 120, Cedar Park, TX 78613. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
How do I contact Haley C. Overstreet?
The number on file is (512) 222-5856. Contact the office directly to confirm availability and scheduling.
NPI registry
What is the NPI for Haley C. Overstreet?
Haley C. Overstreet's National Provider Identifier is 1700107323. 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
What is Haley C. Overstreet's education?
Haley C. Overstreet attended University of Alabama School of Medicine, graduating in 2009. This comes from the CMS National Downloadable File.
CMS public data
How much experience does Haley C. Overstreet have?
Haley C. Overstreet has 17 years experience. Calculated from a graduation year of 2009, reported in the CMS National Downloadable File.
CMS public data
What is Haley C. Overstreet known for?
According to Medicare billing data, Haley C. Overstreet performs procedures including diagnostic exam of nasal passages using an endoscope; provides treatments such as test for allergy using allergenic extract and professional service for multiple injections of allergen, alongside routine visits and testing. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Is Haley C. Overstreet's profile verified?
Not yet. This profile is built from public federal data and has not been confirmed by Haley C. Overstreet. If this is you, claiming it is free.
Guide.md
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