William Percy, PHD, LP, LMFT
NPI 1881643518 · Marriage & Family Therapist · Minneapolis, MN
William Percy, PHD, LP, LMFT is a Marriage & Family Therapist provider in Minneapolis, MN (NPI 1881643518).
Provider details
- NPI number
- 1881643518
- Entity type
- Individual
- Primary specialty
- Marriage & Family TherapistBehavioral Health & Social Service Providers
- Credential
- PHD, LP, LMFT
- Sex
- Male
- Sole proprietor
- Yes
- License
- LP184 (MN)
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
20 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
- 2006-05-09
- Last updated
- 2025-09-11
Frequently asked questions
- What is William Percy's NPI number?
- William Percy's National Provider Identifier (NPI) is 1881643518, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is William Percy's specialty?
- William Percy is listed in the NPPES registry with a primary specialty of Marriage & Family Therapist (Behavioral Health & Social Service Providers).
- Where is William Percy located?
- William Percy's practice location on file with NPPES is 1409 Willow St, Minneapolis, MN 55403-2269.
- What is William Percy's phone number?
- The practice phone number listed in the NPPES registry for William Percy is (612) 819-2311.
- Is William Percy's NPI active?
- Yes — William Percy's NPI (1881643518) is active in the NPPES registry as of the last update on 2025-09-11.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.