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MARY KATHERINE MCGONAGLE D.O.
NPI 1972558781
Pathology - Dermatopathology in Newtown Square, PA

Active since May 23, 2006PECOS Enrolled
3805 W CHESTER PIKE, BLDG D, SUITE 120, NEWTOWN SQUARE, PA 19073(800) 257-0117(610) 550-3079 Get Directions Write a Review

NPPES record last updated: September 23, 2014. Verified against the NPPES registry weekly; last sync: October 25, 2026.

About Mary Katherine Mcgonagle D.o. NPPES

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

MARY KATHERINE MCGONAGLE D.O. (NPI 1972558781) is an individual dermatopathology provider in Newtown Square, Pennsylvania, licensed in Pennsylvania (OS013614) and active in the NPI registry since May 2006. She is enrolled in Medicare PECOS.

NPPES Registry Identity

NPI1972558781
Entity TypeIndividualFemale
Primary Taxonomy207ZD0900X
Provider Legal NameMARY KATHERINE MCGONAGLECredential: D.O.
Location Address3805 W CHESTER PIKE, BLDG D, SUITE 120Newtown Square, PA 19073-2329
Mailing Address14275 Midway Rd, Suite 400Addison, TX 75001-3614 · (800) 257-0117 · Fax (610) 550-3079
Phone(800) 257-0117
Fax(610) 550-3079
Sole ProprietorNo
Enumeration DateMay 23, 2006
Last NPPES UpdateSeptember 23, 2014
✔ NPI 1972558781 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyPathology · DermatopathologyAllopathic & Osteopathic Physicians
Taxonomy Code207ZD0900X
License✔ Licensed in PA · OS013614
Definition
A dermatopathologist is an expert in diagnosing and monitoring diseases of the skin including infectious, immunologic, degenerative, and neoplastic diseases. This entails the examination and interpretation of specially prepared tissue sections, cellular scrapings, and smears of skin lesions by means of light microscopy, electron microscopy, and fluorescence microscopy.
3805 W CHESTER PIKE, Newtown Square, PA 19073
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Other Names 1

Former Name (1)Mary Katherine Gibbons D.o.

Other Identifiers 2

Medicare UPINI52853
Medicare ID-Type Unspecified101242KS5PA

Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Mary Katherine Mcgonagle D.o. 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.

Medicare Billing Reassignment

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

Baldassano Dermatopathology, PC
15 mi
Dermatopathology
101 HILLCREST LANE
Lower Gwynned, PA 19002
  • Reassigned Medicare billing, Pennsylvania enrollment
  • 2 clinicians in this Medicare group
NPI 1427000686 (215) 628-0855

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 19073 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
$137.17 typical visit price
range $59.88 – $180.99
Typical copayment $34.29 (range $14.97 – $45.24)
Most-billed visit code 99204
Established Patient
$105.21 typical visit price
range $19.30 – $147.29
Typical copayment $26.30 (range $4.82 – $36.82)
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 5

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

THOMAS D GRIFFIN M.D.
Dermatology (Dermatopathology)
3805 W CHESTER PIKE
NEWTOWN SQUARE, PA 19073
Delaware County (610) 550-3000
INSTITUTE FOR DERMATOPATHOLOGY, INC.
Clinical Medical Laboratory
3805 W CHESTER PIKE, BLDG D, STE. 120
NEWTOWN SQUARE, PA 19073
Delaware County (610) 260-0555
DR. RICHARD L. SPIELVOGEL MD
Dermatology (Dermatopathology)
3805 W CHESTER PIKE, SUITE 120
NEWTOWN SQUARE, PA 19073
Delaware County (800) 257-0117
DR. LAWRENCE DAVID HALL M.D.
Pathology (Dermatopathology)
3805 W CHESTER PIKE, BLDG D, SUITE 120
NEWTOWN SQUARE, PA 19073
Delaware County (800) 257-0117
DR. JUDITH C. KIM M.D.
Pathology (Dermatopathology)
3805 W CHESTER PIKE, BUILDING D, SUITE 120
NEWTOWN SQUARE, PA 19073
Delaware County (610) 550-3000

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 Mcgonagle's NPI number?

The NPI number for Mary Mcgonagle is 1972558781. It was assigned to this individual provider in the NPPES registry on May 23, 2006. The provider is also known as Mary Katherine Gibbons D.O..

Where is Mary Mcgonagle located?

Mary Mcgonagle practices at 3805 W Chester Pike Bldg D, Suite 120, Newtown Square, PA 19073. The listed phone number is (800) 257-0117.

What is Mary Mcgonagle's specialty?

The primary specialty registered for this NPI is Pathology, specializing in Dermatopathology, with taxonomy code 207ZD0900X.

Is Mary Mcgonagle enrolled in Medicare?

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

Which organization bills Medicare for Mary Mcgonagle's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Mary Mcgonagle reassigns Medicare benefits to Baldassano Dermatopathology, PC (Lower Gwynned, PA). 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 Mcgonagle'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 Mcgonagle was last updated on September 23, 2014. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 12 years 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.