Mary Ellen Hays, MSW, LCSW
NPI 1336670439 · Clinical Social Worker · Prescott, AZ
Mary Ellen Hays, MSW, LCSW is a Clinical Social Worker provider in Prescott, AZ (NPI 1336670439).
Provider details
- NPI number
- 1336670439
- Entity type
- Individual
- Primary specialty
- Clinical Social WorkerBehavioral Health & Social Service Providers
- Credential
- MSW, LCSW
- Sex
- Female
- Sole proprietor
- Yes
- License
- LCSW-15509 (AZ)
Specialties & taxonomies
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
9 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
- 2017-03-21
- Last updated
- 2017-03-21
Frequently asked questions
- What is Mary Ellen Hays's NPI number?
- Mary Ellen Hays's National Provider Identifier (NPI) is 1336670439, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Mary Ellen Hays's specialty?
- Mary Ellen Hays is listed in the NPPES registry with a primary specialty of Clinical Social Worker (Behavioral Health & Social Service Providers).
- Where is Mary Ellen Hays located?
- Mary Ellen Hays's practice location on file with NPPES is 1560 Eagle Point Dr, Prescott, AZ 86301-5448.
- What is Mary Ellen Hays's phone number?
- The practice phone number listed in the NPPES registry for Mary Ellen Hays is (928) 273-8787.
- Is Mary Ellen Hays's NPI active?
- Yes — Mary Ellen Hays's NPI (1336670439) is active in the NPPES registry as of the last update on 2017-03-21.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.