Mark Hadley, PMHNP-BC
NPI 1457294449 · Psychiatric/Mental Health Nurse Practitioner · Washougal, WA
Mark Hadley, PMHNP-BC is a Psychiatric/Mental Health Nurse Practitioner provider in Washougal, WA (NPI 1457294449).
Provider details
- NPI number
- 1457294449
- Entity type
- Individual
- Primary specialty
- Psychiatric/Mental Health Nurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- PMHNP-BC
- Sex
- Male
- Sole proprietor
- Yes
- License
- AP70093900 (WA)
Specialties & taxonomies
Physician Assistants & Advanced Practice Nursing Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
Under 1 yr in 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
- 2026-04-13
- Last updated
- 2026-04-13
- Certified
- 2026-04-13
Frequently asked questions
- What is Mark Hadley's NPI number?
- Mark Hadley's National Provider Identifier (NPI) is 1457294449, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Mark Hadley's specialty?
- Mark Hadley is listed in the NPPES registry with a primary specialty of Psychiatric/Mental Health Nurse Practitioner (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Mark Hadley located?
- Mark Hadley's practice location on file with NPPES is 82 Washougal River Rd Ste 114, Washougal, WA 98671-2377.
- What is Mark Hadley's phone number?
- The practice phone number listed in the NPPES registry for Mark Hadley is (360) 688-3936.
- Is Mark Hadley's NPI active?
- Yes — Mark Hadley's NPI (1457294449) is active in the NPPES registry as of the last update on 2026-04-13.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.