Mary Summerville, PH.D.
NPI 1508946195 · Clinical Psychologist · Town and Country, MO
Enrolled with Medicare as Practitioner - Clinical Psychologist · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Mary Summerville, PH.D. is a Clinical Psychologist provider in Town and Country, MO (NPI 1508946195).
Provider details
- NPI number
- 1508946195
- Entity type
- Individual
- Primary specialty
- Clinical PsychologistBehavioral Health & Social Service Providers
- Credential
- PH.D.
- Sex
- Female
- Sole proprietor
- Yes
- License
- 2018043945 (MO)
Specialties & taxonomies
Behavioral Health & Social Service Providers
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
Registry dates
- Enumerated
- 2006-10-17
- Last updated
- 2026-01-29
- Certified
- 2026-01-29
Frequently asked questions
- What is Mary Summerville's NPI number?
- Mary Summerville's National Provider Identifier (NPI) is 1508946195, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Mary Summerville's specialty?
- Mary Summerville is listed in the NPPES registry with a primary specialty of Clinical Psychologist (Behavioral Health & Social Service Providers).
- Where is Mary Summerville located?
- Mary Summerville's practice location on file with NPPES is 425 S Woods Mill Rd Ste 150, Town and Country, MO 63017-9528.
- What is Mary Summerville's phone number?
- The practice phone number listed in the NPPES registry for Mary Summerville is (636) 939-2550.
- Does Mary Summerville accept Medicare?
- Mary Summerville is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Mary Summerville's NPI active?
- Yes — Mary Summerville's NPI (1508946195) is active in the NPPES registry as of the last update on 2026-01-29.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.