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Edit this profileWhere to find Alex Thomas, M.D.
- Chicago location main office
4014 N Central Ave, Chicago, IL 60634 - Mount Prospect location
520 E Northwest Hwy, Mount Prospect, IL 60056
About Dr. Thomas
Alex Thomas, M.D. is a healthcare provider in Chicago, IL specializing in allergy/immunology. Alex trained at Rush Medical College of Rush University, graduating in 2007. Alex is also listed as specializing in allergy. According to Medicare claims data, Alex cared for 127 Medicare patients across 1,324 services. The services billed most often include professional service for preparation and provision of 1 or more antigens, professional service for multiple injections of allergen, and established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more. This provider record is associated with NPI 1265632574.
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
- (773) 283-9594
- Email not available
Practice Locations
4014 N CENTRAL AVE
Chicago, IL 60634
520 E Northwest Hwy
Mount Prospect, IL 60056
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
Digestive
Drug allergies
Drug allergy
Emergency
Environmental
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
Respiratory
Sinus
Sinus conditions
Skin
Skin conditions
Procedures & services
Most searched procedures
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
Medication therapy
Medications
Preventive
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
Procedures Most Often Billed to Medicare
1,324 services · 127 patients · 4 distinct codes
| Procedure | Type | Code | Services | Compared with peers |
|---|---|---|---|---|
| Professional service for preparation and provision of 1 or more antigens | Treatment | 95165 |
810 | As often as other peers in Allergy/Immunology |
| Professional service for multiple injections of allergen | Treatment | 95117 |
370 | 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 |
125 | 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 |
19 | 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.
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 allergy/immunology specialists in Chicago 8
Same specialty, same city.
Trained at Rush Medical College of Rush University 7
Other providers in the same specialty who trained at the same institution.
More connections — 16 related providers in 2 groups
Class of 2007 at Rush Medical College of Rush University 8
Providers who graduated from the same medical school in the same year.
Also performs Professional service for preparation and provision of 1 or more antigens 8
Providers in IL who bill this service to Medicare most often.
Common questions
What kind of doctor is Alex Thomas?
Alex Thomas is an allergy/immunology in Chicago, IL. That is the designation recorded for this NPI in the federal registry.
NPI registry
What is Alex Thomas's address?
Alex Thomas is listed at 4014 N Central Ave, Chicago, IL 60634. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
How can I make an appointment with Alex Thomas?
The number on file is (773) 283-9594. Contact the office directly to confirm availability and scheduling.
NPI registry
What is Alex Thomas's NPI number?
Alex Thomas's National Provider Identifier is 1265632574. 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 Alex Thomas train?
Alex Thomas attended Rush Medical College of Rush University, graduating in 2007. This comes from the CMS National Downloadable File.
CMS public data
How long has Alex Thomas been practicing?
Alex Thomas has 19 years experience. Calculated from a graduation year of 2007, reported in the CMS National Downloadable File.
CMS public data
What procedures does Alex Thomas perform?
According to Medicare billing data, Alex Thomas provides treatments such as professional service for preparation and provision of 1 or more antigens 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
Has Alex Thomas confirmed this information?
Not yet. This profile is built from public federal data and has not been confirmed by Alex Thomas. If this is you, claiming it is free.
Guide.md
Guide.md listings do not constitute medical advice or an endorsement.