AMARILLO MEDICAL SPECIALISTS,LLP – Internal Medicine Physician, NPI 1790743524

AMARILLO MEDICAL SPECIALISTS,LLP is a healthcare provider. based in Amarillo, Texas. specializing in Internal Medicine Physician. The organization holds a License No. H5053 (TX). The NPI Number for AMARILLO MEDICAL SPECIALISTS,LLP is 1790743524

Main info

Organization
Name
AMARILLO MEDICAL SPECIALISTS,LLP
NPI
1790743524
Phone
(806) 358-8331
Address
9092 Westgate Pkwy W
Authorized Official
DR. ALAN KEISTER MANAGING PARTNER M.D.
Enumeration Date
2 May 2006
Last Update Date
25 September 2025
Data current as of
19 May 2026

Profile Insights

NPPES metrics only — not quality of care.

Methodology
Experience90
Completeness85
Years active:20State licenses:12Digital endpointsOther names

Provider Addresses for AMARILLO MEDICAL SPECIALISTS,LLP

  • 9092 Westgate Pkwy W

    Amarillo, TX 791242441

    Phone: (806) 358-8331

    Fax: (806) 356-0045

    Type: Location

  • 9092 WESTGATE PKWY W

    AMARILLO, TX 791242441

    Phone: (806) 350-7520

    Fax: (806) 350-2383

    Type: Mailing

  • 1215, Coulter Street, Amarillo, Potter County, Texas, 79106, United States

    SUITE 400

    AMARILLO, TX 791061758

    Phone: (806) 358-8331

    Fax: (806) 677-2024

    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: 2004-06-14

PECOS data refreshed: 2026-05-27

Medicare revalidation (CMS due date list)

Past revalidation due date

Earliest CMS due date was 2023-12-31 (888 days ago).

Enrollment records

1

Earliest due date

2023-12-31

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
O20040614000461OClinic/Group PracticeTX2023-12-31

What to do next

  • Verify current status on the CMS Revalidation Lookup Tool immediately.
  • Complete revalidation in PECOS or contact your Medicare Administrative Contractor (MAC).
  • Overdue revalidation can lead to deactivation of Medicare billing privileges.

Verify on CMS Revalidation Lookup Tool

Prepare CMS-855 application → · Look up this NPI in PECOS → · Verify on CMS PECOS

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 79124)

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Reviews

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Frequently asked questions

Can I cross-check AMARILLO MEDICAL SPECIALISTS,LLP using NPI 1790743524?
NPI 1790743524 belongs to AMARILLO MEDICAL SPECIALISTS,LLP; compare other details if you need extra assurance.
Is AMARILLO MEDICAL SPECIALISTS,LLP still an active registrant?
AMARILLO MEDICAL SPECIALISTS,LLP carries an active NPI according to the public dataset.
How would a patient describe AMARILLO MEDICAL SPECIALISTS,LLP's focus?
For AMARILLO MEDICAL SPECIALISTS,LLP, the primary taxonomy reads as Internal Medicine Physician. Clinical services aligned with this taxonomy classification.
Is AMARILLO MEDICAL SPECIALISTS,LLP located near Amarillo?
AMARILLO MEDICAL SPECIALISTS,LLP currently maps to Amarillo, Texas in this extract.
When was this NPI issued?
Enumeration for AMARILLO MEDICAL SPECIALISTS,LLP is noted as May 2, 2006 where the registry provides it.

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