OrganizationActive
Sharon Underwood, PH.D., PLLC
NPI 1104964816 · Psychologist · Spokane, WA
Sharon Underwood, PH.D., PLLC is a Psychologist organization in Spokane, WA (NPI 1104964816).
Provider details
- NPI number
- 1104964816
- Entity type
- Organization
- Primary specialty
- PsychologistBehavioral Health & Social Service Providers
- Organization subpart
- No
- Authorized official
- Sharon Underwood, Owner(509) 624-1483
- License
- 1828 (WA)
Specialties & taxonomies
Behavioral Health & Social Service Providers
Profile Score
Detailed profile(90/100 index)
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
823 W 7th Ave
Suite 101
Spokane, WA 99204-2839
Phone: (509) 624-1483
Street-level locationGet directions
Mailing address
823 W 7th Ave
Spokane, WA 99204-2839
Registry dates
- Enumerated
- 2007-02-02
- Last updated
- 2008-10-26
Frequently asked questions
- What is Sharon Underwood, PH.D., PLLC's NPI number?
- Sharon Underwood, PH.D., PLLC's National Provider Identifier (NPI) is 1104964816, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What type of organization is Sharon Underwood, PH.D., PLLC?
- Sharon Underwood, PH.D., PLLC is classified in the NPPES registry as Psychologist (Behavioral Health & Social Service Providers).
- Where is Sharon Underwood, PH.D., PLLC located?
- Sharon Underwood, PH.D., PLLC's practice location on file with NPPES is 823 W 7th Ave, Spokane, WA 99204-2839.
- What is Sharon Underwood, PH.D., PLLC's phone number?
- The practice phone number listed in the NPPES registry for Sharon Underwood, PH.D., PLLC is (509) 624-1483.
- Who is the authorized official for Sharon Underwood, PH.D., PLLC?
- The authorized official listed on Sharon Underwood, PH.D., PLLC's NPPES record is Sharon Underwood, Owner. The authorized official registers and maintains the organization's NPI and is not necessarily its owner.
- Is Sharon Underwood, PH.D., PLLC's NPI active?
- Yes — Sharon Underwood, PH.D., PLLC's NPI (1104964816) is active in the NPPES registry as of the last update on 2008-10-26.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.