Henry Mayo Newhall Memorial Hospital
NPI 1023140464 · Psychiatric Hospital Unit · Valencia, CA
Enrolled with Medicare as Part a Provider - Hospital · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Henry Mayo Newhall Memorial Hospital is a Psychiatric Hospital Unit organization in Valencia, CA (NPI 1023140464).
Provider details
- NPI number
- 1023140464
- Entity type
- Organization
- Primary specialty
- Psychiatric Hospital UnitHospital Units
- Organization subpart
- No
- Authorized official
- Roger Seaver, President, Ceo(661) 253-8000
Specialties & taxonomies
Hospital Units
Profile Score
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
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
Other names (DBA / former)
- Doing business as
- Henry Mayo Newhall Hospital
Registry dates
- Enumerated
- 2007-03-12
- Last updated
- 2014-06-16
Frequently asked questions
- What is Henry Mayo Newhall Memorial Hospital's NPI number?
- Henry Mayo Newhall Memorial Hospital's National Provider Identifier (NPI) is 1023140464, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What type of organization is Henry Mayo Newhall Memorial Hospital?
- Henry Mayo Newhall Memorial Hospital is classified in the NPPES registry as Psychiatric Hospital Unit (Hospital Units).
- Where is Henry Mayo Newhall Memorial Hospital located?
- Henry Mayo Newhall Memorial Hospital's practice location on file with NPPES is 23845 Mcbean Pkwy, Valencia, CA 91355-2001.
- What is Henry Mayo Newhall Memorial Hospital's phone number?
- The practice phone number listed in the NPPES registry for Henry Mayo Newhall Memorial Hospital is (661) 253-8000.
- Does Henry Mayo Newhall Memorial Hospital accept Medicare?
- Henry Mayo Newhall Memorial Hospital is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Who is the authorized official for Henry Mayo Newhall Memorial Hospital?
- The authorized official listed on Henry Mayo Newhall Memorial Hospital's NPPES record is Roger Seaver, President, Ceo. The authorized official registers and maintains the organization's NPI and is not necessarily its owner.
- Is Henry Mayo Newhall Memorial Hospital's NPI active?
- Yes — Henry Mayo Newhall Memorial Hospital's NPI (1023140464) is active in the NPPES registry as of the last update on 2014-06-16.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.