Matthew Ulysses Janssen, M.D..
Hospice and Palliative Medicine
Also practices: EMERGENCY MEDICINE
Matthew Ulysses Janssen, M.D.. has been part of the Pomona medical community since 2006 in group practice. He graduated from University of California, Geffen School of Medicine in 2002 and has 24+ years of clinical experience. He regularly sees Medicare patients with hypertension, high cholesterol, and heart failure (per CMS claims data). CMS MIPS quality score: 75/100 (2023).
At a glance
- Federal MIPS score higher than 21% of MIPS-scored doctors in California
- Virtual visits available — no app or travel required
Older · 596dNPPES updated 2024-09-17 · verify on CMS
How Does This Doctor Compare?
MIPS Score
202375/100
California avg: 78.6 · US avg: 83.6
⚠ Lower than most doctors nationally(-8.6 pts)
How the government rates this doctor's Medicare care quality. Scores above 75 are considered good.
Medicare Patients
257
Unique beneficiaries
Standard volumePrescription Recipients
11
Patients prescribed
Prescriptions Written
25
Total claims
Total Medicare drug cost: $873
Percentile rankings compared against 9,360 reporting peers in California.
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 Heart Failure.
High blood pressure — a leading risk factor for heart disease and stroke
US avg: 70.2%↑ More patients than average (+5%) — a focus area for this doctor
Elevated cholesterol or triglycerides that increase heart disease risk
US avg: 70.4%↑ More patients than average (+5%) — a focus area for this doctor
The heart cannot pump blood efficiently enough to meet the body's needs
US avg: 22.5%↑ More patients than average (+32%) — a focus area for this doctor
An irregular, often rapid heartbeat that increases the risk of stroke
US avg: 22%↑ More patients than average (+29%) — a focus area for this doctor
Reduced blood flow to the heart muscle, commonly known as coronary artery disease
US avg: 31.7%↑ More patients than average (+17%) — a focus area for this doctor
Gradual loss of kidney function over time, often linked to diabetes or hypertension
US avg: 29.6%↑ More patients than average (+17%) — a focus area for this doctor
A condition where the body cannot properly regulate blood sugar levels
US avg: 34.5%↑ More patients than average (+12%) — a focus area for this doctor
Joint inflammation causing pain, swelling, and stiffness
US avg: 49.3%↓ Fewer patients than average (-9%) — less common here
Percentage of this provider's Medicare patients diagnosed with each condition. Source: CMS Utilization Data.
Patient Reviews
No patient reviews yet. If you've seen Matthew Ulysses Janssen, your feedback helps other patients.
Review PolicyAll feedback is moderated before publishing. We verify reviewer identity where possible and enforce a one-review-per-provider policy. Full guidelines →
Background & Specialty
Education, training, and specialty classification from CMS NPPES and Medicare records.
Graduated medical school · 2002
David Geffen School of Medicine at Ucla
Board certified · Sep 16, 2024
CMS-verified certification date
24 years in practice
Experienced
An internal medicine physician with special knowledge and skills to prevent and relieve the suffering experienced by patients with life-limiting illnesses. This specialist works with an interdisciplinary hospice or palliative care team to maximize quality of life while addressing physical, psychological, social and spiritual needs of both patient and family throughout the course of the disease, through the dying process, and beyond for the family. This specialist has expertise in the assessment of patients with advanced disease; the relief of distressing symptoms; the coordination of interdisciplinary patient and family-centered care in diverse venues; the use of specialized care systems including hospice; the management of the imminently dying patient; and legal and ethical decision making in end-of-life care.
Taxonomy: 207RH0002X
Education & Training
University of California, Geffen School of Medicine (Class of 2002)
Mailing address
2100 Powell St Suite 900, Emeryville, CA 94608-1826
Differs from practice location
Primary hospital affiliation: Acute Care Hospitals
CMS Certification Number: 210024
View hospital on Medicare Care CompareVirtual Hospice and Palliative Medicine Care With Matthew Ulysses Janssen
NPPES records indicate this provider offers telehealth services. Contact the office to confirm availability and scheduling.
Schedule a virtual visit with Matthew Ulysses Janssen for blood pressure monitoring, cholesterol management, heart failure monitoring — no travel to Pomona 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 Matthew Ulysses Janssen
Dr. Janssen is listed as active in the NPI registry with telehealth listed in Pomona, CA. NPI status alone doesn't confirm open availability — call the office to confirm. Phone: (909) 865-9600.
Sourced from CMS NPPES · OIG LEIE · CMS QPP 2023 · CMS Medicare Part D · CMS Physician Comparator. See Data Methodology.
Is this your profile?
Verify credentials, update practice details, and manage telehealth.
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 Matthew Ulysses Janssen
Practice Location
1798 N Garey Ave, Pomona, CA 91767-2918
Mailing Address
2100 Powell St Suite 900, Emeryville, CA 94608-1826
This is a provider directory. Contact the office directly to schedule appointments.
Related Providers
Hospice and Palliative Medicine in California
See allGerson Charles Bernhard, MD
San Francisco, CA
John P. Kane, MD
San Francisco, CA
Yzhar Charuzi, M.D
Los Angeles, CA