1. Home
  2. Directory
  3. Pennsylvania
  4. Woodlyn
  5. Dentist
  6. NPI Profile

MARY YOUSSEF- ISAAC DDS
NPI 1326604489
Dentist - General Practice in Woodlyn, PA

Active since May 14, 2019PECOS Enrolled
550 FAIRVIEW RD, WOODLYN, PA 19094(610) 833-2660 Get Directions Write a Review

NPPES record last updated: February 8, 2022. Verified against the NPPES registry weekly; last sync: July 26, 2026.

Record update history: Feb 8, 2022, Feb 1, 2022, May 14, 2019 (3 updates tracked since 2019).

About Mary Youssef- Isaac Dds NPPES

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

MARY YOUSSEF- ISAAC DDS (NPI 1326604489) is an individual general practice provider in Woodlyn, Pennsylvania, licensed in Pennsylvania (DS042633) and active in the NPI registry since May 2019. She is enrolled in Medicare PECOS and maintains a secondary practice location in Richfield.

NPPES Registry Identity

NPI1326604489
Entity TypeIndividualFemale
Primary Taxonomy1223G0001X
Provider Legal NameMARY YOUSSEF- ISAACCredential: DDS
Location Address550 FAIRVIEW RDWoodlyn, PA 19094-1014
Mailing Address1319 Willow CirRoseville, MN 55113-3235 · (651) 230-9142
Phone(610) 833-2660
Sole ProprietorNo
Enumeration DateMay 14, 2019
Last NPPES UpdateFebruary 8, 20223 updates tracked since enumeration
NPPES CertifiedFebruary 8, 2022
✔ NPI 1326604489 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyDentist · General PracticeDental Providers
Taxonomy Code1223G0001X
Licenses✔ Licensed in PA · DS042633✔ Licensed in MN · D14177
Definition
A general dentist is the primary dental care provider for patients of all ages. The general dentist is responsible for the diagnosis, treatment, management and overall coordination of services related to patients' oral health needs.
550 FAIRVIEW RD, Woodlyn, PA 19094
Open in Google Maps ↗

Secondary Practice Location 1

Location 16411 Richfield PkwyRichfield, MN 55423-6400 · Phone (612) 869-3440

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Anthem Blue Cross and Blue Shield, BEST Life, Blue Cross and Blue Shield of Alabama and more.Insurance ›

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, and ordering and referring status from the CMS PECOS system.

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Mary Youssef- Isaac Dds is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

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.

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 19094 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
$92.69 typical visit price
range $59.88 – $180.99
Typical copayment $23.17 (range $14.97 – $45.24)
Most-billed visit code 99203
Established Patient
$74.47 typical visit price
range $19.30 – $147.29
Typical copayment $18.61 (range $4.82 – $36.82)
Most-billed visit code 99213
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

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

WOODLYN DENTISTRY GROUP LLC
Dentist
550 FAIRVIEW RD
WOODLYN, PA 19094
Delaware County (610) 833-2660

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 Youssef- Isaac's NPI number?

The NPI number for Mary Youssef- Isaac is 1326604489. It was assigned to this individual provider in the NPPES registry on May 14, 2019.

Where is Mary Youssef- Isaac located?

Mary Youssef- Isaac practices at 550 Fairview Rd, Woodlyn, PA 19094. The listed phone number is (610) 833-2660.

What is Mary Youssef- Isaac's specialty?

The primary specialty registered for this NPI is Dentist, specializing in General Practice, with taxonomy code 1223G0001X.

Is Mary Youssef- Isaac enrolled in Medicare?

Yes. Mary Youssef- Isaac is registered in the Medicare PECOS enrollment system.

What insurance does Mary Youssef- Isaac accept?

Health plans from Anthem Blue Cross and Blue Shield, BEST Life, Blue Cross and Blue Shield of Alabama, Blue Cross and Blue Shield of Montana and Blue Cross and Blue Shield of Oklahoma and 7 other insurers list Mary Youssef- Isaac 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 Mary Youssef- Isaac was last updated on February 8, 2022. NPI Profile syncs with the weekly NPPES data releases published by CMS.