Calvin Darnell Lyons, M.D.
Calvin Darnell Lyons is a Colon & Rectal Surgery specialist based in Las Vegas, NV with over 18 years of clinical experience. Medicare-enrolled per CMS records and offers virtual telehealth visits.
Also practices: GENERAL SURGERY
Calvin Darnell Lyons, M.D. has been part of the Las Vegas medical community since 2008 in group practice. He graduated from University of Texas Southwestern Medical School at Dallas in 2008 and has 18+ years of clinical experience. He regularly sees Medicare patients with hypertension, high cholesterol, and cancer (per CMS claims data). CMS MIPS quality score: 83.22/100 (2023).
At a glance
- Federal MIPS score higher than 68% of MIPS-scored doctors in Nevada
- Virtual visits available — no app or travel required
Older · 502dNPPES updated 2025-01-06 · verify NPI on CMS · Verify license at Nevada State Board of Medical Examiners
Contact & Location
Practice Location
2121 E Flamingo Rd Ste 200, Las Vegas, NV 89119-5124
How Does This Doctor Compare?
Based on Medicare data, this doctor has an average quality score compared to other doctors in Nevada.
MIPS Score
202383.22/100
Nevada avg: 67.5 · US avg: 83.6
⚠ Lower than most doctors nationally(-0.4 pts)
Average range among MIPS-scored doctors in NevadaHow the government rates this doctor's Medicare care quality. Scores above 75 are considered good.
Opioid Rx
↓ Lower = better12.7%
Nevada avg: 5.4 · US avg: 5.1
⚠ Lower than most doctors nationally(+7.6 pts)
12.7% of this doctor's prescriptions are opioid pain medications. Lower means more cautious prescribing.
Generic Rx
↑ Higher = better79.4%
Nevada avg: 84.7 · US avg: 82.8
⚠ Lower than most doctors nationally(-3.4 pts)
How often this doctor prescribes affordable generic drugs instead of expensive brand-name ones.
Medicare Patients
185
Unique beneficiaries
Standard volumePrescription Recipients
72
Patients prescribed
Prescriptions Written
126
Total claims
Total Medicare drug cost: $5k
Percentile rankings compared against 283 reporting peers in Nevada.
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 Cancer.
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
Diseases involving abnormal cell growth with potential to spread to other body parts
US avg: 20.8%↑ More patients than average (+23%) — 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
A condition where the body cannot properly regulate blood sugar levels
US avg: 34.5%↑ More patients than average (+7%) — 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 (+2%) — a focus area for this doctor
Excessive worry or fear that interferes with daily life
US avg: 34.1%↓ Fewer patients than average (-5%) — 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.
$338 received from industry
8 transactions reported in 2024 ·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 2024, attributed to Calvin Darnell Lyons's NPI.
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Background & Specialty
Education, training, and specialty classification from CMS NPPES and Medicare records.
Graduated medical school · 2008
University of Texas Southwestern Medical Center
Board certified · Jan 5, 2025
Self-reported via NPPES
18 years in practice
Experienced
A colon and rectal surgeon is trained to diagnose and treat various diseases of the intestinal tract, colon, rectum, anal canal and perianal area by medical and surgical means. This specialist also deals with other organs and tissues (such as the liver, urinary and female reproductive system) involved with primary intestinal disease.
Taxonomy: 208C00000X
Education & Training
University of Texas Southwestern Medical School at Dallas (Class of 2008)
Virtual Colon & Rectal Surgery Care With Calvin Darnell Lyons
NPPES records indicate this provider offers telehealth services. Contact the office to confirm availability and scheduling.
Schedule a virtual visit with Calvin Darnell Lyons for blood pressure monitoring, cholesterol management, follow-up consultations — no travel to Las Vegas 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 Calvin Darnell Lyons
NPI records show Dr. Lyons as active with telehealth listed in Las Vegas, NV. NPI status alone doesn't confirm open availability — call the office to confirm. Phone: (702) 685-5668.
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 Calvin Darnell Lyons
Practice Location
2121 E Flamingo Rd Ste 200, Las Vegas, NV 89119-5124
Mailing Address
2121 E Flamingo Rd Ste 200, Las Vegas, NV 89119-5124
This is a provider directory. Contact the office directly to schedule appointments.
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