HOWARD H HAYSOM (M.D.) – Emergency Medicine Physician, NPI 1659357283

HOWARD H HAYSOM (M.D.) is a healthcare provider. based in Houston, Texas. specializing in Emergency Medicine Physician. They hold the professional credentials M.D.. They hold a License No. E9689 (TX). The NPI Number for HOWARD H HAYSOM (M.D.) is 1659357283

Main info

Male
Name
HOWARD H HAYSOM (M.D.)
NPI
1659357283
Phone
(281) 784-1111
Address
PO BOX 200993
Enumeration Date
15 December 2005
Last Update Date
27 December 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 HOWARD H HAYSOM (M.D.)

  • Jack in the Box, South Post Oak Road, Houston, Fort Bend County, Texas, 77053, United States

    HOUSTON, TX 772160993

    Phone: (281) 784-1111

    Fax: (281) 784-1555

    Type: Mailing

  • Bayshore Medical Center, 4000, Spencer Highway, Pasadena, Harris County, Texas, 77504, United States

    PASADENA, TX 775041202

    Phone: (713) 359-2000

    Fax: (713) 359-1004

    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.

PECOS enrollment status

Participating (accepts Medicare assignment)

Enrollment effective: 2009-01-13

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
I20090113000853IEmergency MedicineTNTBD

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

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 77216)

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Reviews

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Frequently asked questions

Is HOWARD H HAYSOM (M.D.) listed with a National Provider Identifier?
Yes — HOWARD H HAYSOM (M.D.) has NPI 1659357283 on file in the registry.
Is there an active status for HOWARD H HAYSOM (M.D.)?
For scheduling context, HOWARD H HAYSOM (M.D.) is shown as active in the registry.
How would a patient describe HOWARD H HAYSOM (M.D.)'s focus?
For HOWARD H HAYSOM (M.D.), the primary taxonomy reads as Emergency Medicine Physician. Clinical services aligned with this taxonomy classification.
What locale is associated with HOWARD H HAYSOM (M.D.)?
Directory geography for HOWARD H HAYSOM (M.D.) centers on Houston, Texas.
When was this NPI issued?
Enumeration for HOWARD H HAYSOM (M.D.) is noted as December 15, 2005 where the registry provides it.

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