Diana W Lau, MD
Rheumatology Internal Medicine
Diana W Lau is a Rheumatology Internal Medicine specialist based in Woodland, CA with over 37 years of clinical experience. Medicare-enrolled per CMS records and offers virtual telehealth visits.
Diana W Lau, MD has been part of the Woodland medical community since 2006 in group practice. She graduated from State University of New York at Stony Brook, School of Medicine in 1989 and has 37+ years of clinical experience. She regularly sees Medicare patients with hypertension, arthritis, and high cholesterol (per CMS claims data). CMS MIPS quality score: 96.51/100 (2023).
At a glance
- Federal MIPS score higher than 82% of MIPS-scored doctors in California
- Virtual visits available — no app or travel required
Older · 6590dNPPES updated 2008-05-07 · verify NPI on CMS · Verify license at Medical Board of California
How Does This Doctor Compare?
Based on Medicare data, this doctor scores better than 82% of doctors in California on federal quality measures.
MIPS Score
202396.51/100
California avg: 78.6 · US avg: 83.6
✓ Higher than most doctors nationally(+12.9 pts)
Better than 82% of MIPS-scored doctors in CaliforniaHow the government rates this doctor's Medicare care quality. Scores above 75 are considered good.
Opioid Rx
↓ Lower = better6.97%
California avg: 5.2 · US avg: 5.1
⚠ Lower than most doctors nationally(+1.9 pts)
6.97% of this doctor's prescriptions are opioid pain medications. Lower means more cautious prescribing.
Generic Rx
↑ Higher = better78.1%
California avg: 83.3 · US avg: 82.8
⚠ Lower than most doctors nationally(-4.7 pts)
How often this doctor prescribes affordable generic drugs instead of expensive brand-name ones.
Medicare Patients
451
Unique beneficiaries
Standard volumePrescription Recipients
460
Patients prescribed
Prescriptions Written
4,235
Total claims
Total Medicare drug cost: $5.99M
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, Arthritis, and High Cholesterol.
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
Joint inflammation causing pain, swelling, and stiffness
US avg: 49.3%↑ More patients than average (+26%) — 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%↓ Fewer patients than average (-5%) — less common here
Weakened bones that are more prone to fractures, common in older adults
US avg: 18.1%↑ More patients than average (+5%) — a focus area for this doctor
Conditions affecting emotional state, including depression and bipolar disorder
Excessive worry or fear that interferes with daily life
US avg: 34.1%↓ Fewer patients than average (-12%) — less common here
A mood disorder causing persistent sadness and loss of interest in activities
US avg: 31.8%↓ Fewer patients than average (-11%) — less common here
Percentage of this provider's Medicare patients diagnosed with each condition. Source: CMS Utilization Data.
$1.3k received from industry
12 transactions reported in 2024 ·Moderate 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 Diana W Lau's NPI.
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Background & Specialty
Education, training, and specialty classification from CMS NPPES and Medicare records.
Graduated medical school · 1989
Renaissance School of Medicine at Stony Brook University
37 years in practice
Senior practitioner
Rheumatologists treat autoimmune and inflammatory conditions including rheumatoid arthritis, lupus, psoriatic arthritis, gout, osteoarthritis, and vasculitis. They manage biologic therapies and joint-preserving treatments.
Taxonomy: 207RR0500X
Education & Training
State University of New York at Stony Brook, School of Medicine (Class of 1989)
Primary hospital affiliation: Acute Care Hospitals
CMS Certification Number: 190014
View hospital on Medicare Care CompareVirtual Internal Medicine Care With Diana W Lau
NPPES records indicate this provider offers telehealth services. Contact the office to confirm availability and scheduling.
Schedule a virtual visit with Diana W Lau for blood pressure monitoring, arthritis follow-ups, cholesterol management — no travel to Woodland 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 Diana W Lau
Dr. Lau is listed as active in the NPI registry with telehealth listed in Woodland, CA. NPI status alone doesn't confirm open availability — call the office to confirm. Phone: (530) 666-1631.
Sourced from CMS NPPES · OIG LEIE · CMS QPP 2023 · CMS Medicare Part D · CMS Open Payments 2024 · CMS Physician Comparator. See Data Methodology.
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Contact Diana W Lau
Practice Location
632 W Gibson Rd, Woodland, CA 95695
Mailing Address
632 W Gibson Rd, Woodland, CA 95695
This is a provider directory. Contact the office directly to schedule appointments.
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