Jeffrey Mark Jacobs, M.D.
Gastroenterology Internal Medicine
Jeffrey Mark Jacobs is a Gastroenterology Internal Medicine specialist based in Herrin, IL with over 41 years of clinical experience. Offers virtual telehealth visits.
Patients across IL can see Jeffrey Mark Jacobs, M.D. in person in Herrin or via virtual visit — no travel required. A Jefferson Medical College of Thomas Jefferson University graduate since 1985, he brings 41+ years of experience. He regularly sees Medicare patients with high cholesterol, hypertension, and arthritis (per CMS claims data).
Older · 1402dNPPES updated 2022-07-21 · verify NPI on CMS · Verify license at Illinois Department of Financial & Professional Regulation — Medical
Contact & Location
Practice Location
201 S 14th St, Herrin, IL 62948-3631
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 Arthritis.
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 (-6%) — less common here
Joint inflammation causing pain, swelling, and stiffness
US avg: 49.3%↓ Fewer patients than average (-4%) — less common here
A condition where the body cannot properly regulate blood sugar levels
US avg: 34.5%↓ Fewer patients than average (-3%) — less common here
Reduced blood flow to the heart muscle, commonly known as coronary artery disease
US avg: 31.7%↓ Fewer patients than average (-9%) — less common here
Excessive worry or fear that interferes with daily life
US avg: 34.1%↓ Fewer patients than average (-13%) — less common here
Conditions affecting emotional state, including depression and bipolar disorder
Percentage of this provider's Medicare patients diagnosed with each condition. Source: CMS Utilization Data.
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Background & Specialty
Education, training, and specialty classification from CMS NPPES and Medicare records.
Graduated medical school · 1985
Jefferson Medical College of Thomas Jefferson University
41 years in practice
Senior practitioner
Gastroenterologists diagnose and treat digestive system disorders including GERD, irritable bowel syndrome (IBS), inflammatory bowel disease (Crohn's, ulcerative colitis), liver disease, pancreatitis, and colon polyps. They perform endoscopies and colonoscopies.
Taxonomy: 207RG0100X
Education & Training
Jefferson Medical College of Thomas Jefferson University (Class of 1985)
Mailing address
2501 Compass Rd Suite 130, Glenview, IL 60026-8000
Differs from practice location
Virtual Internal Medicine Care With Jeffrey Mark Jacobs
NPPES records indicate this provider offers telehealth services. Contact the office to confirm availability and scheduling.
Schedule a virtual visit with Jeffrey Mark Jacobs for cholesterol management, blood pressure monitoring, arthritis follow-ups — no travel to Herrin required. The office sends a secure video link before your appointment. Most visits take 15–30 minutes.
Frequently Asked Questions
Common questions about Jeffrey Mark Jacobs
NPI records show Dr. Jacobs as active with telehealth listed in Herrin, IL. NPI status alone doesn't confirm open availability — call the office to confirm. Phone: (618) 942-2171.
Sourced from CMS NPPES · OIG LEIE · CMS Medicare Part D · CMS Physician Comparator. See Data Methodology.
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Medical Disclaimer: NPI Telehealth is a provider directory for informational purposes only. This page does not constitute medical advice, diagnosis, or treatment recommendations. Provider data is sourced from the CMS NPPES federal registry and public Medicare datasets. NPI Telehealth does not verify clinical qualifications beyond federal records. Data may not reflect real-time availability — always contact the provider's office directly to confirm details before seeking care.
Contact Jeffrey Mark Jacobs
Practice Location
201 S 14th St, Herrin, IL 62948-3631
Mailing Address
2501 Compass Rd Suite 130, Glenview, IL 60026-8000
This is a provider directory. Contact the office directly to schedule appointments.
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