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Edit this profileAt a glance
- 711 Old Ballas Rd, Suite 100, Saint Louis, MO 63141
About Dr. Onder
Robert F. Onder, M.D. practices allergy/immunology in Saint Louis, MO. Robert is a 1987 graduate of Washington University School of Medicine. Robert is also listed as specializing in allergy. Medicare claims data shows Robert provided 7,303 services to 322 patients. 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 injection of drug or substance under skin or into muscle. The provider's National Provider Identifier (NPI) is 1164533295.
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
- (314) 569-0510
- Email not available
Practice Locations
711 OLD BALLAS RD SUITE 100
Saint Louis, MO 63141
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
7,303 services · 322 patients · 6 distinct codes
| Procedure | Type | Code | Services | Compared with peers |
|---|---|---|---|---|
| Professional service for preparation and provision of 1 or more antigens | Treatment | 95165 |
4,783 | More than most peers in Allergy/Immunology |
| Professional service for multiple injections of allergen | Treatment | 95117 |
2,297 | More than most peers in Allergy/Immunology |
| Injection of drug or substance under skin or into muscle | Treatment | 96372 |
130 | As often as other peers in Allergy/Immunology |
| Test to measure rate of airflow | Treatment | 94375 |
22 | Less often than most peers in Allergy/Immunology |
| Administration and interpretation of patient-focused health risk assessment | Treatment | 96160 |
20 | Less 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 |
51 | As often as other 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 Saint Louis 8
Same specialty, same city.
Trained at Washington University School of Medicine 7
Other providers in the same specialty who trained at the same institution.
More connections — 15 related providers in 2 groups
Class of 1987 at Washington University School of Medicine 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 7
Providers in MO who bill this service to Medicare most often.
Common questions
What is Robert F. Onder's specialty?
Robert F. Onder is an allergy/immunology in Saint Louis, MO. That is the designation recorded for this NPI in the federal registry.
NPI registry
Where can I find Robert F. Onder?
Robert F. Onder is listed at 711 Old Ballas Rd Suite 100, Saint Louis, MO 63141. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
How do I contact Robert F. Onder?
The number on file is (314) 569-0510. Contact the office directly to confirm availability and scheduling.
NPI registry
What is the NPI for Robert F. Onder?
Robert F. Onder's National Provider Identifier is 1164533295. 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 Robert F. Onder's education?
Robert F. Onder attended Washington University School of Medicine, graduating in 1987. This comes from the CMS National Downloadable File.
CMS public data
How much experience does Robert F. Onder have?
Robert F. Onder has 39 years experience. Calculated from a graduation year of 1987, reported in the CMS National Downloadable File.
CMS public data
What is Robert F. Onder known for?
According to Medicare billing data, Robert F. Onder 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
Is Robert F. Onder's profile verified?
Not yet. This profile is built from public federal data and has not been confirmed by Robert F. Onder. If this is you, claiming it is free.
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