1. Home
  2. Directory
  3. Pennsylvania
  4. Haverford
  5. Psychologist
  6. NPI Profile
Recently Updated NPI Information — some details in this NPI profile have been updated in the NPI registry within the last 60 days.

MS. TRINITY ALEXANDER PSYD, PHD
NPI 1750878807
Psychologist - Clinical in Haverford, PA

Active since April 15, 2018
551 W LANCASTER AVE STE 306, HAVERFORD, PA 19041(610) 892-3800 Get Directions Write a Review

NPPES record last updated: October 16, 2026. Verified against the NPPES registry weekly; last sync: November 01, 2026.

Record update history: Oct 16, 2026, Apr 15, 2018 (2 updates tracked since 2018).

About Ms. Trinity Alexander Psyd, Phd NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

MS. TRINITY ALEXANDER PSYD, PHD (NPI 1750878807) is an individual clinical provider in Haverford, Pennsylvania, licensed in Pennsylvania (PS020565) and active in the NPI registry since April 2018.

NPPES Registry Identity

NPI1750878807
Entity TypeIndividualFemale
Primary Taxonomy103TC0700X
Provider Legal NameMS. TRINITY ALEXANDERCredential: PSYD, PHD
Location Address551 W LANCASTER AVE STE 306Haverford, PA 19041-1419
Mailing Address4800 N Scottsdale Rd Ste 2500Scottsdale, AZ 85251-7725 · (412) 523-1739
Phone(610) 892-3800
Sole ProprietorYes
Enumeration DateApril 15, 2018
Last NPPES UpdateOctober 16, 20262 updates tracked since enumeration
NPPES CertifiedOctober 16, 2026
✔ NPI 1750878807 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyPsychologist · ClinicalBehavioral Health & Social Service Providers
Taxonomy Code103TC0700X
License✔ Licensed in PA · PS020565
Definition
A psychologist who provides continuing and comprehensive mental and behavioral health care for individuals and families; consultation to agencies and communities; training, education and supervision; and research-based practice. It is a specialty in breadth -- one that is broadly inclusive of severe psychopathology -- and marked by comprehensiveness and integration of knowledge and skill from a broad array of disciplines within and outside of psychology proper. The scope of clinical psychology encompasses all ages, multiple diversities and varied systems.
551 W LANCASTER AVE STE 306, Haverford, PA 19041
Open in Google Maps ↗

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Ambetter from Buckeye Health Plan, Ambetter Health, Ambetter Health of Delaware.Insurance ›

Other Providers at the Same Location NPPES 9

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

SARAH J ROBINSON CRNP, CNM
Advanced Practice Midwife
551 W LANCASTER AVE STE 306
HAVERFORD, PA 19041
Delaware County (610) 477-8858
ERIN MICHELLE CAMP BUSCHAM LPC
Counselor (Professional)
551 W LANCASTER AVE STE 306
HAVERFORD, PA 19041
Delaware County (610) 892-3800
TAYLOR CHRISTINE FARR LPC
Counselor (Professional)
551 W LANCASTER AVE STE 306
HAVERFORD, PA 19041
Delaware County (610) 892-3800
SAMIYRAH WEAVER LPC
Counselor (Professional)
551 W LANCASTER AVE STE 306
HAVERFORD, PA 19041
Delaware County (610) 892-3800
LAUREN DAVIS MA, LPC
Counselor (Professional)
551 W LANCASTER AVE STE 306
HAVERFORD, PA 19041
Delaware County (610) 892-3800
PAIGE CHRISTINE ZOOK NCC, LPC
Counselor (Professional)
551 W LANCASTER AVE STE 306
HAVERFORD, PA 19041
Delaware County (484) 639-2402
YAEL TALER PSYD
Psychologist (Clinical)
551 W LANCASTER AVE STE 306
HAVERFORD, PA 19041
Delaware County (476) 180-7193
KAITLIN PHELPS FIEDLER PSY.D.
Psychologist (Clinical)
551 W LANCASTER AVE STE 306
HAVERFORD, PA 19041
Delaware County (844) 473-6099

Frequently Asked Questions NPPES & CMS

Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.

What is Trinity Alexander's NPI number?

The NPI number for Trinity Alexander is 1750878807. It was assigned to this individual provider in the NPPES registry on April 15, 2018.

Where is Trinity Alexander located?

Trinity Alexander practices at 551 W Lancaster Ave Ste 306, Haverford, PA 19041. The listed phone number is (610) 892-3800.

What is Trinity Alexander's specialty?

The primary specialty registered for this NPI is Psychologist, specializing in Clinical, with taxonomy code 103TC0700X.

What insurance does Trinity Alexander accept?

Health plans from Ambetter Health, Ambetter Health of Delaware and Ambetter from Buckeye Health Plan list Trinity Alexander as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.

When was this NPI record last updated?

The NPPES record for Trinity Alexander was last updated on October 16, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 20 days ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.