DR. RANDALL CURTIS ZERNZACH (MD) – Developmental - Behavioral Pediatrics Physician, NPI 1730175662

DR. RANDALL CURTIS ZERNZACH (MD) is a healthcare provider. based in San antonio, Texas. specializing in Developmental - Behavioral Pediatrics Physician. They hold the professional credentials MD. They hold a License No. 125677 (AK). The NPI Number for DR. RANDALL CURTIS ZERNZACH (MD) is 1730175662

Main info

Male
Name
DR. RANDALL CURTIS ZERNZACH (MD)
NPI
1730175662
Phone
(210) 614-5539
Address
5430 FREDERICKSBURG RD
Enumeration Date
26 September 2005
Last Update Date
27 September 2021
Data current as of
19 May 2026

Profile Insights

NPPES metrics only — not quality of care.

Methodology
Experience64
Completeness75
Years active:20State licenses:1Digital endpointsOther names

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Provider Addresses for DR. RANDALL CURTIS ZERNZACH (MD)

  • 5430, Holley Oak Lane, Fredericksburg, Spotsylvania County, Virginia, 22407, United States

    SUITE 508

    SAN ANTONIO, TX 782293539

    Phone: (210) 614-5539

    Fax: (210) 614-5548

    Type: Mailing

  • 5430, Holley Oak Lane, Fredericksburg, Spotsylvania County, Virginia, 22407, United States of America

    SUITE 508

    SAN ANTONIO, TX 782293539

    Phone: (210) 614-5539

    Fax: (210) 614-5548

    Type: Location

  • 4441 DIPLOMACY DR FL 5

    ANCHORAGE, AK 995085910

    Phone: (907) 729-4205

    Fax: (907) 729-8718

    Type: Mailing

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.

PECOS enrollment status

Participating (accepts Medicare assignment)

Enrollment effective: 2014-07-16

PECOS data refreshed: 2026-05-27

Medicare revalidation (CMS due date list)

Due date not assigned yet

CMS is tracking this Medicare enrollment for revalidation, but has not published a due date.

Enrollment records

1

Earliest due date

Not assigned (TBD)

CMS data updated

2026-06-01

Revalidation progress

  1. Medicare enrolled
  2. On CMS revalidation list
  3. Due date assigned
  4. Revalidate in PECOS

CMS enrollment records

Enrollment IDTypeSpecialtyStateDue date
I20140716000576IPediatric MedicineTXTBD

What to do next

  • No action required while the due date shows TBD.
  • Check the CMS Revalidation Lookup Tool periodically — CMS updates the list about every 60 days.
  • Do not submit a revalidation application in PECOS until CMS publishes a concrete due date.

Verify on CMS Revalidation Lookup Tool

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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 78229)

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Reviews

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Frequently asked questions

What identifier follows DR. RANDALL CURTIS ZERNZACH (MD) across health systems?
The NPI 1730175662 uniquely identifies DR. RANDALL CURTIS ZERNZACH (MD) in U.S. healthcare data.
Should I treat DR. RANDALL CURTIS ZERNZACH (MD) as an active provider?
Patients and plans typically see DR. RANDALL CURTIS ZERNZACH (MD) as active in the national extract.
Which specialty label fits DR. RANDALL CURTIS ZERNZACH (MD)?
NPPES ties DR. RANDALL CURTIS ZERNZACH (MD) to Developmental - Behavioral Pediatrics Physician in the taxonomy section. Clinical services aligned with this taxonomy classification.
Can patients visit DR. RANDALL CURTIS ZERNZACH (MD) in San Antonio, Texas?
For routing, start with San Antonio, Texas for DR. RANDALL CURTIS ZERNZACH (MD), then verify phone and hours locally.
What is the difference between NPI and a medical license?
An NPI is a federal identifier; a medical license is issued by a state and governs where someone may practice.

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