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STEPHEN R MASTER MD
NPI 1396780821
Pathology - Clinical Pathology/Laboratory Medicine in Philadelphia, PA

Active since June 18, 2006
3400 SPRUCE STREET, PHILADELPHIA, PA 19104(215) 662-6503 Get Directions Write a Review

NPPES record last updated: March 10, 2011. Verified against the NPPES registry weekly; last sync: October 04, 2026.

About Stephen R Master Md NPPES

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

STEPHEN R MASTER MD (NPI 1396780821) is an individual clinical pathology/laboratory medicine provider in Philadelphia, Pennsylvania, licensed in Pennsylvania (MD425041) and active in the NPI registry since June 2006.

NPPES Registry Identity

NPI1396780821
Entity TypeIndividualMale
Primary Taxonomy207ZP0105X
Provider Legal NameSTEPHEN R MASTERCredential: MD
Location Address3400 SPRUCE STREETPhiladelphia, PA 19104
Mailing Address3400 Spruce StPhiladelphia, PA 19104-4206
Phone(215) 662-6503
Sole ProprietorNo
Enumeration DateJune 18, 2006
Last NPPES UpdateMarch 10, 2011
✔ NPI 1396780821 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyPathology · Clinical Pathology/Laboratory MedicineAllopathic & Osteopathic Physicians
Taxonomy Code207ZP0105X
License✔ Licensed in PA · MD425041
Definition
A pathologist deals with the causes and nature of disease and contributes to diagnosis, prognosis and treatment through knowledge gained by the laboratory application of the biologic, chemical and physical sciences. A pathologist uses information gathered from the microscopic examination of tissue specimens, cells and body fluids, and from clinical laboratory tests on body fluids and secretions for the diagnosis, exclusion and monitoring of disease.
3400 SPRUCE STREET, Philadelphia, PA 19104
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Other Identifiers 3

Medicare ID-Type Unspecified034651PA
Medicare UPING40498
Medicaid0016038050003PA

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.

SARAH KUMAR M.D.
Anesthesiology (Critical Care Medicine)
3400 SPRUCE STREET
PHILADELPHIA, PA 19104
Philadelphia County (215) 349-8310
RYAN MCCLINTOCK MD
Radiology (Diagnostic Radiology)
3400 SPRUCE STREET
PHILADELPHIA, PA 19104
Philadelphia County (215) 662-3000
ADRIAN W ONG MD
Surgery (Surgical Critical Care)
3400 SPRUCE STREET, 2 DULLES
PHILADELPHIA, PA 19104
Philadelphia County (215) 662-7320
MATHEW N BESHARA MD
Obstetrics & Gynecology
3400 SPRUCE STREET, 5 PENN TOWER
PHILADELPHIA, PA 19104
Philadelphia County (215) 662-6035
JILL E LANGER MD
Radiology (Diagnostic Radiology)
3400 SPRUCE STREET, GROUND FLOOR DULLES
PHILADELPHIA, PA 19104
Philadelphia County (215) 662-7012
BERNADETTE C WHEELER MD
Obstetrics & Gynecology
3400 SPRUCE STREET, 1 WEST GATES
PHILADELPHIA, PA 19104
Philadelphia County (215) 662-2730
EDWARD T DICKINSON MD
Emergency Medicine
3400 SPRUCE STREET, GROUND SILVERSTEIN BLDG
PHILADELPHIA, PA 19104
Philadelphia County (215) 662-6698
WENDY RACHEL GALPERN MD, PHD
Psychiatry & Neurology (Neurology)
3400 SPRUCE STREET
PHILADELPHIA, PA 19104
Philadelphia County (215) 662-2219

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 Stephen Master's NPI number?

The NPI number for Stephen Master is 1396780821. It was assigned to this individual provider in the NPPES registry on June 18, 2006.

Where is Stephen Master located?

Stephen Master practices at 3400 Spruce Street, Philadelphia, PA 19104. The listed phone number is (215) 662-6503.

What is Stephen Master's specialty?

The primary specialty registered for this NPI is Pathology, specializing in Clinical Pathology/Laboratory Medicine, with taxonomy code 207ZP0105X.

When was this NPI record last updated?

The NPPES record for Stephen Master was last updated on March 10, 2011. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 15 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.