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

DR. PATRICK MICHAEL CASEY DO, MS
NPI 1114603248
Internal Medicine in Lancaster, PA

Q: What is Patrick Casey's NPI number?

The NPI number for Patrick Casey is 1114603248. It was assigned to this individual provider in the NPPES registry on June 23, 2023.

Q: What is Patrick Casey's specialty?

The primary specialty registered for this NPI is Internal Medicine with taxonomy code 207R00000X.

Q: When was this NPI record last updated?

The NPPES record for Patrick Casey was last updated on July 13, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 37 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.

Active since June 23, 2023PECOS Enrolled

555 N DUKE ST, LANCASTER, PA 17602(717) 544-8144(717) 544-8140 Get Directions Write a Review

NPPES record last updated: July 13, 2026. Verified against the NPPES registry weekly; last sync: August 16, 2026.

Record update history: Jul 13, 2026, Apr 28, 2026, Jun 23, 2023 (3 updates tracked since 2023).

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About Dr. Patrick Michael Casey Do, Ms NPPES

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

DR. PATRICK MICHAEL CASEY DO, MS (NPI 1114603248) is an individual internal medicine provider in Lancaster, Pennsylvania, licensed in Pennsylvania (OS025899) and active in the NPI registry since June 2023. He is enrolled in Medicare PECOS, is affiliated with Einstein Medical Center Montgomery, and is a graduate of Other (2023).

NPPES Registry Identity

NPI1114603248

Entity TypeIndividualMale

Primary Taxonomy207R00000X

Provider Legal NameDR. PATRICK MICHAEL CASEYCredential: DO, MS

Location Address555 N DUKE STLancaster, PA 17602-2250

Mailing Address555 N Duke StLancaster, PA 17602-2250 · (717) 544-8144 · Fax (717) 544-8140

Phone(717) 544-8144

Fax(717) 544-8140

Sole ProprietorNo

Medical School CMSOtherGraduated 2023

Enumeration DateJune 23, 2023

Last NPPES UpdateJuly 13, 20263 updates tracked since enumeration

NPPES CertifiedJuly 13, 2026

✔ NPI 1114603248 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyInternal MedicineAllopathic & Osteopathic Physicians

Taxonomy Code207R00000X

License✔ Licensed in PA · OS025899

Definition

A physician who provides long-term, comprehensive care in the office and the hospital, managing both common and complex illness of adolescents, adults and the elderly. Internists are trained in the diagnosis and treatment of cancer, infections and diseases affecting the heart, blood, kidneys, joints and digestive, respiratory and vascular systems. They are also trained in the essentials of primary care internal medicine, which incorporates an understanding of disease prevention, wellness, substance abuse, mental health and effective treatment of common problems of the eyes, ears, skin, nervous system and reproductive organs.

555 N DUKE ST, Lancaster, PA 17602

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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)

Dr. Patrick Michael Casey Do, Ms is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

PECOS PAC ID1153893540

PECOS Enrollment IDI20260617000793

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.

Hospital Affiliations CMS Care Compare

Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.

Einstein Medical Center Montgomery

Acute Care Hospitals · East Norriton, PA

4/5 CMS rating

OwnershipVoluntary non-profit - Private

CMS Certification Number390329

Location559 West Germantown PikeEast Norriton, PA 19403 · Montgomery County

Emergency services

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 17602 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

$126.34 typical visit price

range $54.64 – $166.87

Typical copayment $31.58 (range $13.66 – $41.71)

Most-billed visit code 99204

Established Patient

$96.82 typical visit price

range $17.33 – $135.84

Typical copayment $24.20 (range $4.33 – $33.96)

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 20

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

TYLER JOHNSTON MD

Family Medicine