Physician Profile
Unclaimed ProfileAbout JACOBSON
Mark C. Jacobson, M.D practises allergy/immunology in Hinsdale, IL. Mark is a 1990 graduate of University of Illinois College of Med (Chi/Peor/Rock/Chm-Urb). Mark is also listed as specialising in allergy & immunology.
Summarised automatically from public NPI registry and CMS Medicare data. Not written or reviewed by this provider. Claim this profile to replace it.
Education & Training
Areas of Expertise
Common questions
What kind of doctor is Dr. Jacobson?
Dr. Jacobson is an allergy/immunology in Hinsdale, IL. This is the primary taxonomy recorded against the NPI in the federal registry, listed there as “ALLERGY/IMMUNOLOGY”.
NPI registry
What is Dr. Jacobson's address?
Dr. Jacobson is listed at 911 N ELM ST STE 300, Hinsdale, IL 60521. 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. Jacobson?
The number on file is (630) 455-0456. Guide.md cannot book appointments or pass on messages — please call the office directly.
NPI registry
What is Dr. Jacobson's NPI number?
Dr. Jacobson's National Provider Identifier is 1124059076. 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. Jacobson train?
Dr. Jacobson attended University of Illinois College of Med (Chi/Peor/Rock/Chm-Urb), graduating in 1990. This comes from the CMS National Downloadable File.
CMS public data
How long has Dr. Jacobson been practising?
Dr. Jacobson has 36 years experience. Calculated from a graduation year of 1990, reported in the CMS National Downloadable File.
CMS public data
What procedures does Dr. Jacobson perform?
According to Medicare billing data, Dr. Jacobson provides treatments such as professional service for multiple injections of allergen and test to measure expiratory airflow and volume, alongside routine visits and testing. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Has Dr. Jacobson confirmed this information?
Not yet. This profile is built from public federal data and has not been confirmed by Dr. Jacobson. If this is you, claiming it is free.
Guide.md
Licensing & Certification
Source: NPPES NPI Registry
Contact Information
- (630) 455-0456
- Email not available
Practice Locations
911 N ELM ST STE 300
Hinsdale, IL 60521
Procedures Most Often Billed to Medicare
350 services · 129 patients · 5 distinct codes
| Procedure | Type | Code | Services |
|---|---|---|---|
| Professional service for multiple injections of allergen | Treatment | 95117 |
201 |
| Test to measure expiratory airflow and volume | Treatment | 94010 |
47 |
| Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more | Office visit | 99214 |
57 |
| Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more | Office visit | 99213 |
26 |
| 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 |
Source: CMS Medicare public data. Shows how often procedures were billed — not quality of care or patient satisfaction.
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Claim this profileRelated 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 Hinsdale 4
Same specialty, same city.
Trained at University of Illinois College of Med (Chi/Peor/Rock/Chm-Urb) 8
Other providers in the same specialty who trained at the same institution.
More connections — 15 related providers in 2 groups
Class of 1990 at University of Illinois College of Med (Chi/Peor/Rock/Chm-Urb) 8
Providers who graduated from the same medical school in the same year.
Also performs Professional service for multiple injections of allergen 7
Providers in IL who bill this service to Medicare most often.
Provider data sourced from the NPPES NPI Registry and CMS public datasets. Information is provided for reference and is not medical advice.