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Recently Updated NPI Information — some details in this NPI profile have been updated in the NPI registry within the last 60 days.

CASEY L HOLLAWELL MD
NPI 1689258626
Radiology - Radiation Oncology in West Chester, PA

Active since May 06, 2021PECOS Enrolled
701 EAST MARSHALL STREET, WEST CHESTER, PA 19380(610) 431-5530(610) 431-5144 Get Directions Write a Review

NPPES record last updated: July 31, 2026. Verified against the NPPES registry weekly; last sync: August 23, 2026.

Record update history: Jul 31, 2026, May 6, 2021 (2 updates tracked since 2021).

About Casey L Hollawell Md NPPES

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

CASEY L HOLLAWELL MD (NPI 1689258626) is an individual radiation oncology provider in West Chester, Pennsylvania, licensed in Pennsylvania (MD489986) and active in the NPI registry since May 2021. She is enrolled in Medicare PECOS.

NPPES Registry Identity

NPI1689258626
Entity TypeIndividualFemale
Primary Taxonomy2085R0001X
Provider Legal NameCASEY L HOLLAWELLCredential: MD
Location Address701 EAST MARSHALL STREETWest Chester, PA 19380-4412
Mailing Address701 East Marshall StreetWest Chester, PA 19380-4412 · (610) 431-5530 · Fax (610) 431-5144
Phone(610) 431-5530
Fax(610) 431-5144
Sole ProprietorNo
Enumeration DateMay 6, 2021
Last NPPES UpdateJuly 31, 20262 updates tracked since enumeration
NPPES CertifiedJuly 31, 2026
✔ NPI 1689258626 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyRadiology · Radiation OncologyAllopathic & Osteopathic Physicians
Taxonomy Code2085R0001X
License✔ Licensed in PA · MD489986
Definition
A radiologist who deals with the therapeutic applications of radiant energy and its modifiers and the study and management of disease, especially malignant tumors.
701 EAST MARSHALL STREET, West Chester, PA 19380
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Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Casey L Hollawell Md 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 19380 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
$180.99 typical visit price
range $59.88 – $180.99
Typical copayment $45.24 (range $14.97 – $45.24)
Most-billed visit code 99205
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 6

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

ANN MARIE BOROFSKI SIEGAL MD
Radiology (Radiation Oncology)
701 EAST MARSHALL STREET, CHESTER COUNTY HOSPITAL, RADIATION ONCOLOGY
WEST CHESTER, PA 19380
Chester County (610) 431-5530
WILLIAM JOHN BARRY MD
Radiology (Diagnostic Radiology)
701 EAST MARSHALL STREET
WEST CHESTER, PA 19380
Chester County (610) 431-5131
LESLEY ANN HUGHES MD
Radiology (Radiation Oncology)
701 EAST MARSHALL STREET
WEST CHESTER, PA 19380
Chester County (610) 431-5530
MIN R. CHEUNG MD
Radiology (Radiation Oncology)
701 EAST MARSHALL STREET
WEST CHESTER, PA 19380
Chester County (610) 431-5530
DR. ZACHARY ALEXANDER KISS DO
Radiology (Radiation Oncology)
701 EAST MARSHALL STREET
WEST CHESTER, PA 19380
Chester County (610) 431-5530
DR. AHMED SALAH SHALABY MD
Radiology (Diagnostic Radiology)
701 EAST MARSHALL STREET
WEST CHESTER, PA 19380
Chester County (610) 431-5530

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 Casey Hollawell's NPI number?

The NPI number for Casey Hollawell is 1689258626. It was assigned to this individual provider in the NPPES registry on May 6, 2021.

Where is Casey Hollawell located?

Casey Hollawell practices at 701 East Marshall Street, West Chester, PA 19380. The listed phone number is (610) 431-5530.

What is Casey Hollawell's specialty?

The primary specialty registered for this NPI is Radiology, specializing in Radiation Oncology, with taxonomy code 2085R0001X.

Is Casey Hollawell enrolled in Medicare?

Yes. Casey Hollawell is registered in the Medicare PECOS enrollment system.

When was this NPI record last updated?

The NPPES record for Casey Hollawell was last updated on July 31, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 28 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.