William Wagner
NPI 1386986677 · Mental Health Counselor · Largo, MD
William Wagner is a Mental Health Counselor provider in Largo, MD (NPI 1386986677).
Provider details
- NPI number
- 1386986677
- Entity type
- Individual
- Primary specialty
- Mental Health CounselorBehavioral Health & Social Service Providers
- Sex
- Male
- Sole proprietor
- Yes
- License
- LC4481 (MD)
Specialties & taxonomies
Behavioral Health & Social Service Providers
Behavioral Health & Social Service Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
13 yrs in NPPES registry
- Profile completeness38% of score
100% 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
Mailing address
Registry dates
- Enumerated
- 2013-03-25
- Last updated
- 2013-03-25
Frequently asked questions
- What is William Wagner's NPI number?
- William Wagner's National Provider Identifier (NPI) is 1386986677, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is William Wagner's specialty?
- William Wagner is listed in the NPPES registry with a primary specialty of Mental Health Counselor (Behavioral Health & Social Service Providers).
- Where is William Wagner located?
- William Wagner's practice location on file with NPPES is 9701 Apollo Dr, Largo, MD 20774-4783.
- What is William Wagner's phone number?
- The practice phone number listed in the NPPES registry for William Wagner is (410) 318-9215.
- Is William Wagner's NPI active?
- Yes — William Wagner's NPI (1386986677) is active in the NPPES registry as of the last update on 2013-03-25.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.