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

Mr. William Henry Monahan

Individual provider Counselor · NPI 1417019589

Mr. William Henry Monahan is a Counselor in Gillette, Wyoming. Registered with an NPI since 2006.

In the registry since
2006

Practice location Address checks out

501 S Burma Ave
Gillette, WY 82717
Phone: (307) 688-5000
Fax: (307) 688-5015
Show map & directions

Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Counselor (primary) Taxonomy 101Y00000X

Record details

NPI number1417019589
Entity typeIndividual (Type 1)
GenderMale
Sole proprietorNo
NPI enumeratedDecember 15, 2006
Last updated in NPPESJuly 8, 2007

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