Mark Lowenthal, M.D.
Mark Lowenthal is an Allergy Allergy & Immunology specialist based in Orland Park, IL with over 39 years of clinical experience. Medicare-enrolled per CMS records and offers virtual telehealth visits.
Mark Lowenthal, M.D. has been part of the Orland Park medical community since 2005 in group practice. He graduated from Northwestern University Feinberg Medical School in 1987 and has 39+ years of clinical experience. Among his Medicare patients, common conditions include high cholesterol, hypertension, and asthma (per CMS data).
Older · 1628dNPPES updated 2021-12-08 · verify NPI on CMS · Verify license at Illinois Department of Financial & Professional Regulation — Medical
Contact & Location
Practice Location
10733 W. 165th St., Orland Park, IL 60467-8713
How Does This Doctor Compare?
Generic Rx
↑ Higher = better52.3%
Illinois avg: 82.9 · US avg: 82.8
⚠ Lower than most doctors nationally(-30.5 pts)
How often this doctor prescribes affordable generic drugs instead of expensive brand-name ones.
Medicare Patients
247
Unique beneficiaries
Standard volumePrescription Recipients
197
Patients prescribed
Prescriptions Written
1,145
Total claims
Total Medicare drug cost: $417k
Percentile rankings compared against 2,844 reporting peers in Illinois.
Data Note: Sourced from CMS Medicare Provider Utilization & Payment Data. Percentile rankings compare this provider against all peers with reported data in the same state. Updated annually to reflect the latest federal reporting cycle.
What This Doctor Treats Most
Based on Medicare claims data — here's what patients commonly see this doctor for
Based on Medicare data, this doctor primarily manages High Cholesterol, Hypertension, and Asthma.
Elevated cholesterol or triglycerides that increase heart disease risk
US avg: 70.4%↑ More patients than average (+5%) — a focus area for this doctor
High blood pressure — a leading risk factor for heart disease and stroke
US avg: 70.2%↓ Fewer patients than average (-9%) — less common here
A condition causing airway inflammation, wheezing, and difficulty breathing
US avg: 13.3%↑ More patients than average (+42%) — a focus area for this doctor
Joint inflammation causing pain, swelling, and stiffness
US avg: 49.3%Weakened bones that are more prone to fractures, common in older adults
US avg: 18.1%↑ More patients than average (+8%) — a focus area for this doctor
Reduced blood flow to the heart muscle, commonly known as coronary artery disease
US avg: 31.7%↓ Fewer patients than average (-11%) — less common here
Percentage of this provider's Medicare patients diagnosed with each condition. Source: CMS Utilization Data.
$16 received from industry
1 transaction reported in 2018 ·Low tier
Payments include consulting fees, speaking honoraria, food & beverage, travel, research support, and ownership interests from drug and medical device manufacturers. Disclosure is required by the federal Physician Payments Sunshine Act. These payments do not necessarily indicate conflicts of interest. National median: $338 across 136 000 tracked providers.
Tiers — Low: under $500 · Moderate: $500-5 000 · High: $5 000-25 000 · Very High: $25 000+. Source: CMS Open Payments 2018, attributed to Mark Lowenthal's NPI.
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Background & Specialty
Education, training, and specialty classification from CMS NPPES and Medicare records.
Graduated medical school · 1987
Northwestern University Feinberg School of Medicine
Board certified · Dec 7, 2021
Self-reported via NPPES
39 years in practice
Senior practitioner
A physician who specializes in the diagnosis, treatment, and management of allergies.
Taxonomy: 207KA0200X
Education & Training
Northwestern University Feinberg Medical School (Class of 1987)
Virtual Allergy & Immunology Care With Mark Lowenthal
NPPES records indicate this provider offers telehealth services. Contact the office to confirm availability and scheduling.
Schedule a virtual visit with Mark Lowenthal for cholesterol management, blood pressure monitoring, asthma reviews — no travel to Orland Park required. The office sends a secure video link before your appointment. Most visits take 15–30 minutes. Medicare enrolled per CMS records.
Frequently Asked Questions
Common questions about Mark Lowenthal
NPI records show Dr. Lowenthal as active with telehealth listed in Orland Park, IL. NPI status alone doesn't confirm open availability — call the office to confirm. Phone: (708) 957-7468.
Sourced from CMS NPPES · OIG LEIE · CMS Medicare Part D · CMS Open Payments 2018 · CMS Physician Comparator. See Data Methodology.
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Contact Mark Lowenthal
Practice Location
10733 W. 165th St., Orland Park, IL 60467-8713
Mailing Address
10733 W. 165th St., Orland Park, IL 60467-8713
This is a provider directory. Contact the office directly to schedule appointments.
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