DR. MARK T HOUSTON (MD) – Family Medicine Physician, NPI 1689640344

DR. MARK T HOUSTON (MD) is a healthcare provider. based in Ballwin, Missouri. specializing in Family Medicine Physician. They hold the professional credentials MD. They hold a License No. R2D71 (MO). The NPI Number for DR. MARK T HOUSTON (MD) is 1689640344

Main info

Male
45 Years Of Experience
Accepts Medicare Assignment
Name
DR. MARK T HOUSTON (MD)
NPI
1689640344
Phone
(636) 256-5380
Address
15945 CLAYTON RD
Enumeration Date
23 February 2006
Last Update Date
23 July 2015

Doctor Profile

Medical School Name
CREIGHTON UNIVERSITY SCHOOL OF MEDICINE
Secondary Phone
6362565380
Graduation Year
1981 (45 years ago)
PAC ID
4688771751
Group Practice PAC ID
7214827922
Professional Enrollment ID
I20070524000348
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

Loading map...

Provider Addresses for DR. MARK T HOUSTON (MD)

  • Clayton Road, Ballwin, Saint Louis County, Missouri, 63011, United States

    SUITE 330

    BALLWIN, MO 630112490

    Phone: (636) 256-5380

    Fax: (636) 256-5396

    Mailing address matches the actual address.

NPPES updates history

No NPPES updates recorded for this provider.

Prescription Activity

Loading prescription activity...

Open Payments (CMS)

CMS reports 1 Open Payments records for all available years, with a total value of $14.

Total Amount is formed as General ($14) + Research ($0) + Ownership ($0) = $14.

Last reported payment date: 2023-11-13 • Largest payer in this snapshot: Cleerly, Inc. ($14).

Total Amount

$14

General + Research + Ownership

Payments

1

Total payment records

General Amount

$14

General payments

Research Amount

$0

Research funding

Ownership Amount

$0

Ownership interests

Ownership Count

0

Ownership records

Last Payment Date

2023-11-13

Latest reported date

Top Companies

Largest payers in this snapshot

CompanyAmount
Cleerly, Inc.$14
View all Open Payments →|Open Payments Risk Radar →

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: 2007-05-24

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
I20070524000348IFamily PracticeMOTBD

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 63011)

Loading plans...

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: 7214827922View full group profile

Reviews

All reviews are moderated before publication. Reviews reflect users' opinions; we do not verify the accuracy of individual reviews.

No reviews yet. Be the first to share your experience — your opinion helps families compare providers.

Frequently asked questions

How do I look up DR. MARK T HOUSTON (MD) by NPI?
Use NPI 1689640344 when you need to reference DR. MARK T HOUSTON (MD) in forms, claims, or directories.
Does this profile mean DR. MARK T HOUSTON (MD) is currently active?
Yes — DR. MARK T HOUSTON (MD) appears active in the national provider directory.
Can you summarize DR. MARK T HOUSTON (MD)'s specialty in plain language?
Clinically, the directory lists DR. MARK T HOUSTON (MD) with Family Medicine Physician. Clinical services aligned with this taxonomy classification.
Does DR. MARK T HOUSTON (MD) practice in Missouri?
You will see Ballwin, Missouri on file for DR. MARK T HOUSTON (MD) alongside any extra practice locations.
Is this NPI for an individual or an organization?
This listing corresponds to an Individual Provider.

Similar Providers

ANDREW SCADUTO (MD)

Family Medicine Physician
Delmar Boulevard, Skinker DeBaliviere, University City, Saint Louis County, Missouri, 63124, United States
NPI: 1659367704

MARTIN BARRY MCCLINTOCK (MD)

Family Medicine Physician
15421, Clayton Road, Ballwin, Saint Louis County, Missouri, 63011, United States
NPI: 1427046366

DR. BLAKE ANDERSON (M.D.)

Family Medicine Physician
1344, Red Oak Plantation Drive, Arbor Valley, Ballwin, Saint Louis County, Missouri, 63021, United States
NPI: 1093798134

TIMOTHY P. MURPHY (M.D.)

Family Medicine Physician
Clayton Road, Ballwin, Saint Louis County, Missouri, 63011, United States
NPI: 1427023886

JAMES DALE TOOMBS (M.D.)

Family Medicine Physician
1348 RUSTICVIEW DR
NPI: 1417916222

DR. TIMOTHI J. BETH (D.O.)

Family Medicine Physician
4800 MAINE ST STE 48-207
NPI: 1629083431

JOHN D LOWRY (M.D.)

Family Medicine Physician
Manchester Road, Ballwin, Saint Louis County, Missouri, 63011, United States
NPI: 1417053117

KELLY N JONES (MD)

Family Medicine Physician
PO BOX 776084
NPI: 1417057779
14748, Manchester Road, Ballwin, Saint Louis County, Missouri, 63011, United States
NPI: 1427149764