Physician Profile
Eugenia L. Hahn, M.D.
Unclaimed ProfileAbout Dr. Hahn
Based in Chicago, IL, Eugenia L. Hahn, M.D. is listed in the NPI registry under allergy & immunology. Eugenia graduated from University of Rochester School of Medicine and Dentistry in 2001. According to Medicare claims data, Eugenia cared for 48 Medicare patients across 84 services. The services billed most often include visit complexity inherent to evaluation and management associated with medical care services that serve as the continuing focal point for all needed health care services and/or with medical care services that are part of ongoing care related to a patient' and established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more. NPI 1285640458 identifies this record in the national registry.
Factual summary compiled by Guide.md from public records; not written by this provider.
Education & Training
Specialty
Credentials & Licensing
License numbers are what the provider reported to NPPES when the NPI was issued or updated. NPPES does not verify licensure; confirm current standing with the state licensing board.
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
- (312) 996-2740
- Email not available
Practice Locations
1801 W TAYLOR ST STE 3C
Chicago, IL 60612
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
84 services · 48 patients · 2 distinct codes
| Procedure | Type | Code | Services | Compared with peers |
|---|---|---|---|---|
| Visit complexity inherent to evaluation and management associated with medical care services that serve as the continuing focal point for all needed health care services and/or with medical care services that are part of ongoing care related to a patient' | Billing code | G2211 |
44 | 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 |
40 | 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 allergists in Chicago 8
Same specialty, same city.
Trained at University of Rochester School of Medicine and Dentistry 7
Other providers in the same specialty who trained at the same institution.
More connections — 8 related providers in 1 group
Class of 2001 at University of Rochester School of Medicine and Dentistry 8
Providers who graduated from the same medical school in the same year.
Common questions
What does Eugenia L. Hahn specialize in?
Eugenia L. Hahn is an allergist in Chicago, IL. That is the designation recorded for this NPI in the federal registry, where it is listed as “Allergy & Immunology”.
NPI registry
Where is Eugenia L. Hahn located?
Eugenia L. Hahn is listed at 1801 W Taylor St Ste 3C, Chicago, IL 60612. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
What is Eugenia L. Hahn's phone number?
The number on file is (312) 996-2740. Contact the office directly to confirm availability and scheduling.
NPI registry
What is Eugenia L. Hahn's NPI number?
Eugenia L. Hahn's National Provider Identifier is 1285640458. 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 Eugenia L. Hahn train?
Eugenia L. Hahn attended University of Rochester School of Medicine and Dentistry, graduating in 2001. This comes from the CMS National Downloadable File.
CMS public data
How long has Eugenia L. Hahn been practicing?
Eugenia L. Hahn has 25 years experience. Calculated from a graduation year of 2001, reported in the CMS National Downloadable File.
CMS public data
What does Eugenia L. Hahn do most often?
According to Medicare billing data, Eugenia L. Hahn the Medicare record under this individual NPI shows mainly office visits and diagnostic testing. Hospital-based physicians usually have their procedural work billed by the facility rather than under their own number, so this is a floor on their practice, not a description of it. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Has Eugenia L. Hahn confirmed this information?
Not yet. This profile is built from public federal data and has not been confirmed by Eugenia L. Hahn. If this is you, claiming it is free.
Guide.md
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