DOUGLAS EDWARD GREINER
NPI 1134930779
Psychologist - School in Salisbury, MD

Active since January 14, 2025
PO BOX 1538, SALISBURY, MD 21802(410) 924-1472 Get Directions Write a Review

NPPES record last updated: January 14, 2025. Verified against the NPPES registry weekly; last sync: July 26, 2026.

About Douglas Edward Greiner NPPES

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

DOUGLAS EDWARD GREINER (NPI 1134930779) is an individual school provider in Salisbury, Maryland, licensed in Maryland (CER-117383-Z2F0F7) and active in the NPI registry since January 2025.

NPPES Registry Identity

NPI1134930779
Entity TypeIndividualMale
Primary Taxonomy103TS0200X
Provider Legal NameDOUGLAS EDWARD GREINER
Location AddressPO BOX 1538Salisbury, MD 21802-1538
Mailing Address32138 Jones RdEden, MD 21822-2303 · (410) 924-1472
Sole ProprietorNo
Enumeration DateJanuary 14, 2025
NPPES CertifiedJanuary 14, 2025
NPI 1134930779 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

Primary SpecialtyPsychologist · SchoolBehavioral Health & Social Service Providers
Taxonomy Code103TS0200X
License Licensed in MD · CER-117383-Z2F0F7
Definition

A psychologist whose specialty is concerned with the science and practice of psychology with children, youth, families; learners of all ages; and the schooling process. The basic education and training of school psychologists prepares them to provide a range of psychological diagnosis, assessment, intervention, prevention, health promotion, and program development and evaluation services with a special focus on the developmental processes of children and youth within the context of schools, families and other systems. School psychologists are prepared to intervene at the individual and system level, and develop, implement, and evaluate preventive programs. In these efforts, they conduct ecologically valid assessments and intervene to promote positive learning environments within which children and youth from diverse backgrounds to ensure that all have equal access to effective educational and psychological services that promote healthy development

PO BOX 1538, Salisbury, MD 21802

Other Providers at the Same Location NPPES

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

Psychologist
PO BOX 1538
SALISBURY, MD 21802

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 Douglas Greiner's NPI number?

The NPI number for Douglas Greiner is 1134930779. It was assigned to this individual provider in the NPPES registry on January 14, 2025.

Where is Douglas Greiner located?

Douglas Greiner practices at PO Box 1538, Salisbury, MD 21802. The listed phone number is (410) 924-1472.

What is Douglas Greiner's specialty?

The primary specialty registered for this NPI is Psychologist, specializing in School, with taxonomy code 103TS0200X.

When was this NPI record last updated?

The NPPES record for Douglas Greiner was last updated on January 14, 2025. NPI Profile syncs with the weekly NPPES data releases published by CMS.