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MARY D DAVIS D.O.
NPI 1285658286
Emergency Medicine in Butler, PA

Active since July 26, 2006Opted out of Medicare · through Apr 1, 2028
911 E BRADY ST, EMERGENCY MEDICINE, BUTLER, PA 16001(724) 284-4550(724) 281-4032 Get Directions Write a Review

NPPES record last updated: July 8, 2007. Verified against the NPPES registry weekly; last sync: August 02, 2026.

About Mary D Davis D.o. NPPES

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

MARY D DAVIS D.O. (NPI 1285658286) is an individual emergency medicine provider in Butler, Pennsylvania, licensed in Pennsylvania (OS012969) and active in the NPI registry since July 2006. She has opted out of Medicare through April 1, 2028 and remains eligible to order and refer.

NPPES Registry Identity

NPI1285658286
Entity TypeIndividualFemale
Primary Taxonomy207P00000X
Provider Legal NameMARY D DAVISCredential: D.O.
Location Address911 E BRADY ST, EMERGENCY MEDICINEButler, PA 16001-4646
Mailing Address5930 Hamilton Blvd, Suite 101Wescosville, PA 18106-9654 · (610) 398-8141 · Fax (610) 366-7241
Phone(724) 284-4550
Fax(724) 281-4032
Sole ProprietorNo
Enumeration DateJuly 26, 2006
Last NPPES UpdateJuly 8, 2007
✔ NPI 1285658286 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyEmergency MedicineAllopathic & Osteopathic Physicians
Taxonomy Code207P00000X
License✔ Licensed in PA · OS012969
Definition
An emergency physician focuses on the immediate decision making and action necessary to prevent death or any further disability both in the pre-hospital setting by directing emergency medical technicians and in the emergency department. The emergency physician provides immediate recognition, evaluation, care, stabilization and disposition of a generally diversified population of adult and pediatric patients in response to acute illness and injury.
911 E BRADY ST, Butler, PA 16001
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Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

ⓘ

Opted out of Medicare

Mary D Davis D.o. has filed a Medicare opt-out affidavit. Services are provided under private contract between the provider and the patient, and are not billed to or reimbursed by Medicare. The opt-out is on file from April 1, 2014 through April 1, 2028.

Opt-Out Effective DateApril 1, 2014
Opt-Out In Effect ThroughApril 1, 2028Opt-out affidavits renew automatically every two years unless cancelled
Eligible to Order & Refer✔ Part B Labs & Imaging✔ Durable Medical Equipment✔ Home Health Agency✔ Power Mobility DevicesAn opted-out provider can still order and refer for Medicare patients in the categories marked above, even though their own services are not covered.

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 16001 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
$84.88 typical visit price
range $54.64 – $166.87
Typical copayment $21.22 (range $13.66 – $41.71)
Most-billed visit code 99203
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 17

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

BUTLER MEMORIAL HOSPITAL
Rehabilitation, Substance Use Disorder Unit
911 E BRADY ST
BUTLER, PA 16001
Butler County (724) 284-4467
BUTLER MEMORIAL HOSPITAL
General Acute Care Hospital
911 E BRADY ST
BUTLER, PA 16001
Butler County (724) 284-4467
DR. WILLIAM A. MICHALAK M.D.
Pathology (Anatomic Pathology & Clinical Pathology)
911 E BRADY ST
BUTLER, PA 16001
Butler County (724) 284-4510
SURBHI AGARWAL
Family Medicine
911 E BRADY ST, MCCANDLESS CORPORATE CENTER BUILDING 111
BUTLER, PA 16001
Butler County (724) 285-0823
BUTLER MEMORIAL HOSPITAL
General Acute Care Hospital
911 E BRADY ST
BUTLER, PA 16001
Butler County (724) 284-4467
ROBERT A MCNERNEY DO
Internal Medicine
911 E BRADY ST
BUTLER, PA 16001
Butler County (724) 285-0823
DR. REGINALD LYON REGINELLA D.O.
Emergency Medicine
911 E BRADY ST
BUTLER, PA 16001
Butler County (724) 284-4550
MRS. BRENDA LIANNE NICHOL RD,CDE,LDN
Dietitian, Registered
911 E BRADY ST
BUTLER, PA 16001
Butler County (724) 477-3049

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 Davis's NPI number?

The NPI number for Mary Davis is 1285658286. It was assigned to this individual provider in the NPPES registry on July 26, 2006.

Where is Mary Davis located?

Mary Davis practices at 911 E Brady St Emergency Medicine, Butler, PA 16001. The listed phone number is (724) 284-4550.

What is Mary Davis's specialty?

The primary specialty registered for this NPI is Emergency Medicine with taxonomy code 207P00000X.

Is Mary Davis enrolled in Medicare?

No. Mary Davis has opted out of Medicare through April 1, 2028. Care is provided under private contracts, and Medicare does not pay for services furnished by providers who have opted out. The provider remains eligible to order and refer services for Medicare patients.

When was this NPI record last updated?

The NPPES record for Mary Davis was last updated on July 8, 2007. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 19 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.