Mary Lindsay, PH.D.
NPI 1558654608 · Clinical Psychologist · Downingtown, PA
Enrolled with Medicare as Practitioner - Clinical Psychologist · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Mary Lindsay, PH.D. is a Clinical Psychologist provider in Downingtown, PA (NPI 1558654608).
Provider details
- NPI number
- 1558654608
- Entity type
- Individual
- Primary specialty
- Clinical PsychologistBehavioral Health & Social Service Providers
- Credential
- PH.D.
- Sex
- Female
- Sole proprietor
- No
- License
- PS006669L (PA)
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
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
Mailing address
Registry dates
- Enumerated
- 2011-05-24
- Last updated
- 2011-05-24
Frequently asked questions
- What is Mary Lindsay's NPI number?
- Mary Lindsay's National Provider Identifier (NPI) is 1558654608, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Mary Lindsay's specialty?
- Mary Lindsay is listed in the NPPES registry with a primary specialty of Clinical Psychologist (Behavioral Health & Social Service Providers).
- Where is Mary Lindsay located?
- Mary Lindsay's practice location on file with NPPES is 151 Woodbine Rd, Downingtown, PA 19335-3057.
- What is Mary Lindsay's phone number?
- The practice phone number listed in the NPPES registry for Mary Lindsay is (610) 269-2600.
- Does Mary Lindsay accept Medicare?
- Mary Lindsay is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Mary Lindsay's NPI active?
- Yes — Mary Lindsay's NPI (1558654608) is active in the NPPES registry as of the last update on 2011-05-24.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.