MARY M IRELAND PHD
NPI 1346135100
Psychologist - Clinical in Ashburn, VA

Active since June 11, 2025PECOS Enrolled
20925 PROFESSIONAL PLZ STE 230, ASHBURN, VA 20147(804) 207-6737 Get Directions Write a Review

NPPES record last updated: February 3, 2026. Verified against the NPPES registry weekly; last sync: October 25, 2026.

Record update history: Feb 3, 2026, Aug 8, 2025, Jun 11, 2025 (3 updates tracked since 2025).

About Mary M Ireland Phd NPPES

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

MARY M IRELAND PHD (NPI 1346135100) is an individual clinical provider in Ashburn, Virginia, licensed in Virginia (0810008965) and active in the NPI registry since June 2025. She is enrolled in Medicare PECOS, maintains a secondary practice location in Vienna, and is a graduate of Other (2024).

NPPES Registry Identity

NPI1346135100
Entity TypeIndividualFemale
Primary Taxonomy103TC0700X
Provider Legal NameMARY M IRELANDCredential: PHD
Location Address20925 PROFESSIONAL PLZ STE 230Ashburn, VA 20147-3403
Mailing Address20925 Professional Plz Ste 230Ashburn, VA 20147-3403 · (804) 207-6737
Sole ProprietorYes
Medical School CMSOtherGraduated 2024
Enumeration DateJune 11, 2025
Last NPPES UpdateFebruary 3, 20263 updates tracked since enumeration
NPPES CertifiedFebruary 3, 2026
✔ NPI 1346135100 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 VA · 0810008965
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.
20925 PROFESSIONAL PLZ STE 230, Ashburn, VA 20147

Secondary Practice Location 1

Location 18614 Westwood Center Dr Ste 710Vienna, VA 22182-2451 · Phone (804) 207-6737

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Mary M Ireland Phd is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

PECOS PAC ID1759881923
PECOS Enrollment IDI20260215000019
Eligible to Order & Refer✔ Part B Labs & Imaging✔ Durable Medical Equipment– Home Health Agency– Power Mobility DevicesPer the CMS Ordering and Referring file. Eligibility means Medicare pays claims that this provider orders or refers for these categories.

Medicare Billing Reassignment

Medicare enrollment records show Mary Ireland reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.

Clinical
9202 CENTER OAK CT
Mechanicsville, VA 23116
  • Reassigned Medicare billing, District of Columbia and Virginia enrollments
  • 65 clinicians in this Medicare group

Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 20147 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.

New Patient
$170.30 typical visit price
range $56.19 – $170.30
Typical copayment $42.57 (range $14.04 – $42.57)
Most-billed visit code 99205
Established Patient
$99.13 typical visit price
range $18.07 – $138.91
Typical copayment $24.78 (range $4.51 – $34.72)
Most-billed visit code 99214
Amounts reflect what Medicare beneficiaries in this ZIP area are typically charged for office visits. Patients with other coverage should check their individual plans.

Other Providers at the Same Location NPPES 12

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

Psychologist (Clinical)
20925 PROFESSIONAL PLZ STE 230
ASHBURN, VA 20147
Nurse Practitioner (Psychiatric/Mental Health)
20925 PROFESSIONAL PLZ STE 230
ASHBURN, VA 20147
Nurse Practitioner (Psychiatric/Mental Health)
20925 PROFESSIONAL PLZ STE 230
ASHBURN, VA 20147
Psychologist (Clinical)
20925 PROFESSIONAL PLZ STE 230
ASHBURN, VA 20147
Counselor (Professional)
20925 PROFESSIONAL PLZ STE 230
ASHBURN, VA 20147
Psychologist (Clinical)
20925 PROFESSIONAL PLZ STE 230
ASHBURN, VA 20147
Counselor (Mental Health)
20925 PROFESSIONAL PLZ STE 230
ASHBURN, VA 20147
Psychologist (Clinical)
20925 PROFESSIONAL PLZ STE 230
ASHBURN, VA 20147

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 Mary Ireland's NPI number?

The NPI number for Mary Ireland is 1346135100. It was assigned to this individual provider in the NPPES registry on June 11, 2025.

Where is Mary Ireland located?

Mary Ireland practices at 20925 Professional Plz Ste 230, Ashburn, VA 20147. The listed phone number is (804) 207-6737.

What is Mary Ireland's specialty?

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

Is Mary Ireland enrolled in Medicare?

Yes. Mary Ireland is registered in the Medicare PECOS enrollment system.

Which organization bills Medicare for Mary Ireland's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Mary Ireland reassigns Medicare benefits to Commonwealth Counseling Associates Inc (Mechanicsville, VA). The reassignment is filed with Medicare on form CMS-855R, signed by both the clinician and the organization, and lets the organization bill Medicare and receive payment for Mary Ireland's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

When was this NPI record last updated?

The NPPES record for Mary Ireland was last updated on February 3, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 8 months 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.