Provider records sourced from NPPES (CMS National Plan & Provider Enumeration System). Data current as of August 10, 2026.
NPIDirectory

Dr. Calvin Darnell Lyons Jr., MD

Individual provider Surgery Physician · NPI 1811149404

Dr. Calvin Darnell Lyons Jr., MD is a Colorectal Surgery (Proctology) in Las Vegas, Nevada. Graduated from University of Texas Southwestern Medical School at Dallas in 2008, 18 years ago. Practices with Las Vegas Urology LLP, a 51-clinician group, works from 2 locations, accepts Medicare assignment and offers telehealth. Licensed in Nevada.

Years since qualifying
18
Trained at
University of Texas Southwestern Medical School at Dallas
Licensed in
NV
In the registry since
2008
Specialties on file
2
What do these letters mean?
MD — Doctor of Medicine
A physician who completed allopathic medical school.

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Practice location Address checks out

2121 E Flamingo Rd Ste 200
Las Vegas, NV 89119-5124
Phone: (702) 685-5668
Fax: (702) 685-0599
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Additional practice locations (1)

  • 2310 Corporate Cir Ste 200, Henderson, NV 89074-7729 — (702) 735-8000

Specialties & licences

Colon & Rectal Surgery Physician (primary) Taxonomy 208C00000X · Licence 17624 (NV)
Surgery Physician Taxonomy 208600000X · Licence 17624 (NV)

Record details

NPI number1811149404
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedOctober 15, 2008
Last updated in NPPESJanuary 6, 2025
Certification dateJanuary 6, 2025

Medicare enrollment

From the CMS Doctors & Clinicians file — this clinician is enrolled in Medicare.

Medicare specialtyCOLORECTAL SURGERY (PROCTOLOGY)
Also practisesGENERAL SURGERY
Medical schoolUNIVERSITY OF TEXAS SOUTHWESTERN MEDICAL SCHOOL AT DALLAS
Graduated 2008 (18 years in practice)
Group practice Las Vegas Urology Llp — 51 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
TelehealthOffers telehealth services

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