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

Dr. William J Castillo, MD

Individual provider Pediatric Cardiology Physician · NPI 1093895286

Dr. William J Castillo, MD is a Cardiovascular Disease (Cardiology) in Las Vegas, Nevada. Qualified in 1987, 39 years ago. Practices with William Neal Evans MD Ltd, a 17-clinician group and accepts Medicare assignment. Licensed in Nevada and West Virginia.

Years since qualifying
39
Licensed in
NV, WV
In the registry since
2006
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

3131 La Canada St Ste 230
Las Vegas, NV 89169-2551
Phone: (702) 732-1290
Fax: (702) 732-1385
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Pediatric Cardiology Physician (primary) Taxonomy 2080P0202X · Licence 12420 (NV)
Pediatric Cardiology Physician Taxonomy 2080P0202X · Licence 20947 (WV)

Record details

NPI number1093895286
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedOctober 16, 2006
Last updated in NPPESMarch 8, 2022
Certification dateMarch 8, 2022
Mailing address3131 La Canada St Ste 230, Las Vegas, NV 89169-2551

Medicare enrollment

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

Medicare specialtyCARDIOVASCULAR DISEASE (CARDIOLOGY)
Also practisesPEDIATRIC MEDICINE
Medical schoolOTHER
Graduated 1987 (39 years in practice)
Group practice William Neal Evans Md Ltd — 17 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

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