DR. WILLIAM KOSS (MD) – Anatomic Pathology & Clinical Pathology Physician, NPI 1144280595

Anatomic Pathology & Clinical Pathology Physician

DR. WILLIAM KOSS (MD) is a healthcare provider. based in Dallas, Texas. specializing in Anatomic Pathology & Clinical Pathology Physician. They hold the professional credentials MD. They hold a License No. H3479 (TX). The NPI Number for DR. WILLIAM KOSS (MD) is 1144280595

Main info

Male

51 Years Of Experience

Accepts Medicare Assignment

Name

DR. WILLIAM KOSS (MD)

NPI

1144280595

Phone

(254) 724-2111

Address

PO BOX 844658

Enumeration Date

27 March 2006

Last Update Date

24 July 2020

Doctor Profile

Medical School Name

OTHER

Secondary Phone

2542150100

Graduation Year

1975 (51 years ago)

PAC ID

9931234853

Group Practice PAC ID

8123923604

Professional Enrollment ID

I20100317000824

Contacts

Secure Messaging

WKOSS13243@direct.sw.org

Data current as of

19 May 2026

Profile Insights

NPPES metrics only — not quality of care.

Methodology

Experience64

Completeness85

Years active:20State licenses:1Other namesUpdated within 12 months

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Provider Addresses for DR. WILLIAM KOSS (MD)

Band Box Place, Dallas, Dallas County, Texas, 75244, United States
DALLAS, TX 752844658
Phone: (254) 724-2111
Type: Mailing
Baylor Scott & White Medical Center - Temple, 2401, South 31st Street, Temple, Bell County, Texas, 76508, United States
TEMPLE, TX 765080001
Phone: (254) 724-5801
Type: Location

NPPES updates history

No NPPES updates recorded for this provider.

Prescription Activity

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Open Payments (CMS)

No Open Payments data available for this provider.

This can happen when there are no reportable CMS Open Payments records.

Medicare Enrollment & Revalidation

Source: CMS public data · Not endorsed by CMS ·

Educational use only—not medical, billing, or legal advice.

No Medicare enrollment or revalidation data available for this provider in our database.

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Medicare Utilization (FFS)

Source: CMS public data · Not endorsed by CMS · Beneficiary counts under 11 are suppressed in source data ·

Educational use only—not medical, billing, or legal advice.

No Medicare fee-for-service utilization data available for this provider in our database.

Insurance plans in this area (ZIP 75284)

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Group practice members

Group practice members are other physicians who share the same Group Practice PAC ID with this doctor. When doctors form a group practice and register in PECOS as a single entity, they receive a shared identification number. This table lists all providers in the same group practice.

PAC ID: 8123923604View full group profile

Name	Specialty	State
MICHAL J. WOLSKI (MD)	Radiation Oncology	TX
DR. DAVID L. SCOTT (M.D., P.H.D.)	U R O L O G Y	TX
GRACE NG (M.D.)	General Surgery	OK
VERONICA RESENDEZ (CRNA)	Certified Registered Nurse Anesthetist (Crna)	TX
CHRISTINA NANETTE KEITH	-	TX
SAMUEL KELLY	Anesthesiology Assistant	TX
VU NGUYEN	-	TX
DR. STEVEN R. ALLEN (M.D.)	-	TX
DR. CARL ANTHONY DUNN (M.D.)	O B S T E T R I C S/ G Y N E C O L O G Y	TX
ANN E. SIENKIEL (CNS/ANP)	-	TX

Reviews

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Frequently asked questions

What identifier follows DR. WILLIAM KOSS (MD) across health systems?

The NPI 1144280595 uniquely identifies DR. WILLIAM KOSS (MD) in U.S. healthcare data.

Does the public listing show DR. WILLIAM KOSS (MD) as active?

DR. WILLIAM KOSS (MD)'s NPI record reflects an active status in NPPES.

Which specialty label fits DR. WILLIAM KOSS (MD)?

NPPES ties DR. WILLIAM KOSS (MD) to Anatomic Pathology & Clinical Pathology Physician in the taxonomy section. Clinical services aligned with this taxonomy classification.

Which community is linked to DR. WILLIAM KOSS (MD)?

DR. WILLIAM KOSS (MD) shows a connection to Dallas, Texas in registry-derived data.

Why is information missing for DR. WILLIAM KOSS (MD)?

Providers choose how much contact data to publish. Missing fields do not mean the profile is fake.