Laurens P Janssens, MD
Gastroenterology Internal Medicine
Laurens P Janssens is a Gastroenterology Internal Medicine specialist based in Seattle, WA with over 9 years of clinical experience. Medicare-enrolled per CMS records and offers virtual telehealth visits.
Laurens P Janssens, MD has practiced internal medicine for 9+ years, working in group practice. He has been in practice for 9+ years. He regularly sees Medicare patients with hypertension, high cholesterol, and diabetes (per CMS claims data).
At a glance
- Uses generic medications more than 31% of reporting doctors in Washington
- Virtual visits available — no app or travel required
Older · 242dNPPES updated 2025-09-24 · verify NPI on CMS · Verify license at Washington Medical Commission
Contact & Location
Practice Location
1100 9th Ave, Seattle, WA 98101-2756
How Does This Doctor Compare?
Based on Medicare data, this doctor favors affordable generic drugs over brand-name ones.
Generic Rx
↑ Higher = better86.3%
Washington avg: 85.1 · US avg: 82.8
✓ Higher than most doctors nationally(+3.5 pts)
How often this doctor prescribes affordable generic drugs instead of expensive brand-name ones.
Medicare Patients
49
Unique beneficiaries
Boutique practicePrescription Recipients
22
Patients prescribed
Prescriptions Written
80
Total claims
Total Medicare drug cost: $14k
Percentile rankings compared against 1,521 reporting peers in Washington.
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 Hypertension, High Cholesterol, and Diabetes.
High blood pressure — a leading risk factor for heart disease and stroke
US avg: 70.2%↑ More patients than average (+1%) — a focus area for this doctor
Elevated cholesterol or triglycerides that increase heart disease risk
US avg: 70.4%↓ Fewer patients than average (-1%) — less common here
A condition where the body cannot properly regulate blood sugar levels
US avg: 34.5%↑ More patients than average (+13%) — a focus area for this doctor
Joint inflammation causing pain, swelling, and stiffness
US avg: 49.3%↓ Fewer patients than average (-6%) — less common here
Gradual loss of kidney function over time, often linked to diabetes or hypertension
US avg: 29.6%↑ More patients than average (+5%) — a focus area for this doctor
Diseases involving abnormal cell growth with potential to spread to other body parts
US avg: 20.8%↑ 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 (-5%) — less common here
A mood disorder causing persistent sadness and loss of interest in activities
US avg: 31.8%↓ Fewer patients than average (-5%) — less common here
Percentage of this provider's Medicare patients diagnosed with each condition. Source: CMS Utilization Data.
$52.9k received from industry
27 transactions reported in 2024 ·Very High 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 2024, attributed to Laurens P Janssens's NPI.
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Background & Specialty
Education, training, and specialty classification from CMS NPPES and Medicare records.
Board certified · Sep 23, 2025
Self-reported via NPPES
9 years in practice
Established
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
Mailing address
Po Box 741515, Los Angeles, CA 90074-1515
Differs from practice location
Virtual Internal Medicine Care With Laurens P Janssens
NPPES records indicate this provider offers telehealth services. Contact the office to confirm availability and scheduling.
Schedule a virtual visit with Laurens P Janssens for blood pressure monitoring, cholesterol management, diabetes check-ins — no travel to Seattle 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 Laurens P Janssens
Dr. Janssens is listed as active in the NPI registry with telehealth listed in Seattle, WA. NPI status alone doesn't confirm open availability — call the office to confirm. Phone: (206) 223-2319.
Sourced from CMS NPPES · OIG LEIE · CMS Medicare Part D · CMS Open Payments 2024 · CMS Physician Comparator. See Data Methodology.
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Contact Laurens P Janssens
Practice Location
1100 9th Ave, Seattle, WA 98101-2756
Mailing Address
Po Box 741515, Los Angeles, CA 90074-1515
This is a provider directory. Contact the office directly to schedule appointments.
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