Nancy Williger PHD LLC
NPI 1508185687 · Preferred Provider Organization · Saint Louis, MO
Nancy Williger PHD LLC is a Preferred Provider Organization organization in Saint Louis, MO (NPI 1508185687).
Provider details
- NPI number
- 1508185687
- Entity type
- Organization
- Primary specialty
- Preferred Provider OrganizationManaged Care Organizations
- Organization subpart
- No
- Authorized official
- Nancy Williger, President/Owner(314) 993-4001
- License
- 01336 (MO)
Specialties & taxonomies
Managed Care Organizations
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
16 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
- 2010-05-27
- Last updated
- 2010-05-27
Frequently asked questions
- What is Nancy Williger PHD LLC's NPI number?
- Nancy Williger PHD LLC's National Provider Identifier (NPI) is 1508185687, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What type of organization is Nancy Williger PHD LLC?
- Nancy Williger PHD LLC is classified in the NPPES registry as Preferred Provider Organization (Managed Care Organizations).
- Where is Nancy Williger PHD LLC located?
- Nancy Williger PHD LLC's practice location on file with NPPES is 745 Old Frontenac Sq Ste 201, Saint Louis, MO 63131-2755.
- What is Nancy Williger PHD LLC's phone number?
- The practice phone number listed in the NPPES registry for Nancy Williger PHD LLC is (314) 993-4001.
- Who is the authorized official for Nancy Williger PHD LLC?
- The authorized official listed on Nancy Williger PHD LLC's NPPES record is Nancy Williger, President/Owner. The authorized official registers and maintains the organization's NPI and is not necessarily its owner.
- Is Nancy Williger PHD LLC's NPI active?
- Yes — Nancy Williger PHD LLC's NPI (1508185687) is active in the NPPES registry as of the last update on 2010-05-27.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.