WALTER JOHN ZAWISLAK (MD) – Emergency Medicine Physician, NPI 1992787568

Emergency Medicine Physician

WALTER JOHN ZAWISLAK (MD) is a healthcare provider. based in Mcallen, Texas. specializing in Emergency Medicine Physician. They hold the professional credentials MD. They hold a License No. K8596 (TX). The NPI Number for WALTER JOHN ZAWISLAK (MD) is 1992787568

Main info

Male

Name

WALTER JOHN ZAWISLAK (MD)

NPI

1992787568

Phone

(956) 212-2956

Address

3601 N BICENTENNIAL BLVD

Enumeration Date

18 November 2005

Last Update Date

8 July 2007

Data current as of

19 May 2026

Profile Insights

NPPES metrics only — not quality of care.

Methodology

Experience54

Completeness75

Years active:20State licenses:1Digital endpointsOther names

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Provider Addresses for WALTER JOHN ZAWISLAK (MD)

3601, North Bicentennial Boulevard, McAllen, Hidalgo County, Texas, 78501, United States
MCALLEN, TX 785013804
Phone: (956) 212-2956
Type: Mailing
Mission Regional Medical Center, 900, South Bryan Road, Mission, Hidalgo County, Texas, 78572, United States
MISSION, TX 785726613
Phone: (956) 580-9000
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.

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Medicare Enrollment & Revalidation

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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 78501)

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Reviews

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Frequently asked questions

How do I look up WALTER JOHN ZAWISLAK (MD) by NPI?

Use NPI 1992787568 when you need to reference WALTER JOHN ZAWISLAK (MD) in forms, claims, or directories.

Is WALTER JOHN ZAWISLAK (MD)'s NPI currently valid?

The extract we use shows WALTER JOHN ZAWISLAK (MD) as active.

What does WALTER JOHN ZAWISLAK (MD) treat or focus on?

Patients typically see WALTER JOHN ZAWISLAK (MD) under the specialty Emergency Medicine Physician. Clinical services aligned with this taxonomy classification.

What location metadata exists for WALTER JOHN ZAWISLAK (MD)?

The page summarizes Mcallen, Texas for WALTER JOHN ZAWISLAK (MD); expand the address list for detail.

Does Medicare enrollment show here?

Medicare enrollment screens are separate from the basic NPI extract shown here.