IndividualActive
Deborah Williams, RN
NPI 1245542489 · Registered Nurse · Mission Viejo, CA
Deborah Williams, RN is a Registered Nurse provider in Mission Viejo, CA (NPI 1245542489).
Provider details
- NPI number
- 1245542489
- Entity type
- Individual
- Primary specialty
- Registered NurseNursing Service Providers
- Credential
- RN
- Sex
- Female
- Sole proprietor
- No
- License
- 246859 (CA)
Specialties & taxonomies
Nursing Service Providers
Profile Score
Detailed profile(83/100 index)
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
15 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
28201 Marguerite Pkwy
#13
Mission Viejo, CA 92692-3719
Phone: (949) 364-3928
Street-level locationGet directions
Mailing address
1051 Site Dr
Brea, CA 92821-2148
Registry dates
- Enumerated
- 2010-07-03
- Last updated
- 2010-07-03
Frequently asked questions
- What is Deborah Williams's NPI number?
- Deborah Williams's National Provider Identifier (NPI) is 1245542489, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Deborah Williams's specialty?
- Deborah Williams is listed in the NPPES registry with a primary specialty of Registered Nurse (Nursing Service Providers).
- Where is Deborah Williams located?
- Deborah Williams's practice location on file with NPPES is 28201 Marguerite Pkwy, Mission Viejo, CA 92692-3719.
- What is Deborah Williams's phone number?
- The practice phone number listed in the NPPES registry for Deborah Williams is (949) 364-3928.
- Is Deborah Williams's NPI active?
- Yes — Deborah Williams's NPI (1245542489) is active in the NPPES registry as of the last update on 2010-07-03.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.