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- 5841 S Maryland Ave, Chicago, IL 60637
About Mary Strek
Based in Chicago, IL, Mary Strek is listed in the NPI registry under pulmonary disease. Mary graduated from University of Michigan Medical School in 1984. According to Medicare claims data, Mary cared for 1,367 Medicare patients across 1,575 services. The services billed most often include test to determine lung volumes using sensors, test to examine how well the lungs exchange gases, and established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more. NPI 1497818918 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
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
- (888) 824-0200
- Email not available
Is this your home address or personal number? Hide it
Practice Locations
5841 S MARYLAND AVE
Chicago, IL 60637
Conditions Commonly Evaluated or Treated
Within Pulmonary Disease 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
Chronic conditions
Most searched conditions
Airway disorders
Blood vessel disorders
Critical care
Diagnostic findings
Environmental lung diseases
Genetic conditions
Infections
- Community-acquired pneumonia
- Fungal lung infection
- Legionnaires' Disease
- Lung abscess
- NTM lung infection
- Severe Pneumonia
- Tuberculosis
- Valley fever
- Walking Pneumonia in Children
- Whooping Cough
Inflammatory conditions
Lung growths
Occupational & environmental
Pleural disorders
Post-infection conditions
Sleep disorders
- Excessive daytime sleepiness
- Shallow Breathing In Sleep
- Snoring
- Upper Airway Resistance Syndrome
- Waking Up Gasping Or Choking
Structural lung conditions
Symptoms
- Blue Baby Syndrome
- Chest congestion
- Coughing up blood
- Low oxygen levels
- Rapid Breathing
- Severe asthma attack
- Wheezing
Procedures & services
Biopsies
Breathing
- CPAP Setup and Mask Troubleshooting
- Home Oxygen Therapy Training
- Nebulizer Breathing Treatment Training
Pleural procedures
- Draining lung fluid
- Chest tube insertion
- Medical thoracoscopy
- Permanent chest drain insertion
- Pleural sealing procedure
Sleep medicine
Treatments
Most searched procedures
Airway care
Airway management
Biopsies & diagnostics
Breathing tests
- 6-minute walk test
- Asthma challenge test
- Cardiopulmonary Exercise Testing (CPET)
- Exhaled nitric oxide test
Cancer diagnostic procedures
Consultations
Counseling & prevention
Critical care
Diagnostic procedures
Drainage care
Imaging
Interventional procedures
Lab tests
Lung tests
Medications
Monitoring
Procedures
Rehabilitation
Screening
Sleep equipment
Sleep treatments
Specialist evaluations
Specialized testing
Procedures Most Often Billed to Medicare
1,575 services · 1,367 patients · 15 distinct codes
| Procedure | Type | Code | Services | Compared with peers |
|---|---|---|---|---|
| Test to determine lung volumes using sensors | Treatment | 94726 |
277 | More than most peers in Pulmonary Disease |
| Test to examine how well the lungs exchange gases | Treatment | 94729 |
257 | More than most peers in Pulmonary Disease |
| Test for exercise-induced lung stress | Treatment | 94618 |
185 | More than most peers in Pulmonary Disease |
| Test to measure expiratory airflow and volume changes before and after medication administration | Treatment | 94060 |
95 | More often than most peers in Pulmonary Disease |
| Test to measure expiratory airflow and volume | Treatment | 94010 |
95 | More often than most peers in Pulmonary Disease |
| Test to measure expiratory airflow and volume changes before and after medication administration | Treatment | 94060 |
15 | More often than most peers in Pulmonary Disease |
| Test to examine how well the lungs exchange gases | Treatment | 94729 |
13 | More than most peers in Pulmonary Disease |
| Test to determine lung volumes using sensors | Treatment | 94726 |
13 | More than most peers in Pulmonary Disease |
| Established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more | Office visit | 99215 |
227 | More than most peers in Pulmonary Disease |
| 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 |
201 | More often than most peers in Pulmonary Disease |
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 lung specialists at this location 2
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 lung specialists in Chicago 6
Same specialty, same city.
More connections — 24 related providers in 3 groups
Trained at University of Michigan Medical School 8
Other providers in the same specialty who trained at the same institution.
Class of 1984 at University of Michigan Medical School 8
Providers who graduated from the same medical school in the same year.
Also performs Test to determine lung volumes using sensors 8
Providers in IL who bill this service to Medicare most often.
Common questions
What kind of doctor is Mary Strek?
Mary Strek is a lung specialist in Chicago, IL. That is the designation recorded for this NPI in the federal registry, where it is listed as “Pulmonary Disease”.
NPI registry
What is Mary Strek's address?
Mary Strek is listed at 5841 S Maryland Ave, Chicago, IL 60637. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
How can I make an appointment with Mary Strek?
The number on file is (888) 824-0200. Contact the office directly to confirm availability and scheduling.
NPI registry
What is Mary Strek's NPI number?
Mary Strek's National Provider Identifier is 1497818918. 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 Mary Strek train?
Mary Strek attended University of Michigan Medical School, graduating in 1984. This comes from the CMS National Downloadable File.
CMS public data
How long has Mary Strek been practicing?
Mary Strek has 42 years experience. Calculated from a graduation year of 1984, reported in the CMS National Downloadable File.
CMS public data
What procedures does Mary Strek perform?
According to Medicare billing data, Mary Strek provides treatments such as test to determine lung volumes using sensors and test to examine how well the lungs exchange gases, alongside routine visits and testing. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Has Mary Strek confirmed this information?
Not yet. This profile is built from public federal data and has not been confirmed by Mary Strek. If this is you, claiming it is free.
Guide.md
Guide.md listings do not constitute medical advice or an endorsement.