IndividualActive
William Monahan
NPI 1417019589 · Counselor · Gillette, WY
William Monahan is a Counselor provider in Gillette, WY (NPI 1417019589).
Provider details
- NPI number
- 1417019589
- Entity type
- Individual
- Primary specialty
- CounselorBehavioral Health & Social Service Providers
- Sex
- Male
- Sole proprietor
- No
Specialties & taxonomies
Behavioral Health & Social Service Providers
Profile Score
Detailed profile(83/100 index)
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
19 yrs in NPPES registry
- Profile completeness38% of score
83% of core fields populated
- Practice footprint23% of score
1 documented practice location
Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our methodology.
Practice location
501 S. Burma Avenue
Gillette, WY 82717
Phone: (307) 688-5000
Fax: (307) 688-5015
Street-level locationGet directions
Mailing address
406 Warren Avenue
Gillette, WY 82716
Registry dates
- Enumerated
- 2006-12-15
- Last updated
- 2007-07-08
Frequently asked questions
- What is William Monahan's NPI number?
- William Monahan's National Provider Identifier (NPI) is 1417019589, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is William Monahan's specialty?
- William Monahan is listed in the NPPES registry with a primary specialty of Counselor (Behavioral Health & Social Service Providers).
- Where is William Monahan located?
- William Monahan's practice location on file with NPPES is 501 S. Burma Avenue, Gillette, WY 82717.
- What is William Monahan's phone number?
- The practice phone number listed in the NPPES registry for William Monahan is (307) 688-5000.
- Is William Monahan's NPI active?
- Yes — William Monahan's NPI (1417019589) is active in the NPPES registry as of the last update on 2007-07-08.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.