MARK STUART KLEPPER (M.D.) – Pulmonary Disease Physician, NPI 1376576769

MARK STUART KLEPPER (M.D.) is a healthcare provider. based in Waco, Texas. specializing in PULMONARY DISEASE, INTERNAL MEDICINE. They hold the professional credentials M.D.. They hold a License No. H2510 (TX). The NPI Number for MARK STUART KLEPPER (M.D.) is 1376576769

Main info

Male
40 Years Of Experience
Accepts Medicare Assignment
Name
MARK STUART KLEPPER (M.D.)
NPI
1376576769
Phone
(254) 537-6868
Address
PO BOX 20308
Enumeration Date
8 July 2006
Last Update Date
12 May 2014

Doctor Profile

Medical School Name
UNIVERSITY OF MISSOURI, KANSAS CITY, SCHOOL OF MEDICINE
Secondary Phone
2545376600
Graduation Year
1986 (40 years ago)
PAC ID
8820135601
Group Practice PAC ID
6305731068
Professional Enrollment ID
I20091027000804
Address ID
TX767127919WA342XXCIRX400
Telehealth
Yes
Data current as of
19 May 2026

Profile Insights

NPPES metrics only — not quality of care.

Methodology
Experience52
Completeness75
Years active:19State licenses:1Digital endpointsOther names

1,186 PULMONARY DISEASE in TX

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Provider Addresses for MARK STUART KLEPPER (M.D.)

  • PO BOX 20308

    WACO, TX 767020308

    Phone: (254) 537-6868

    Fax: (254) 537-6869

    Type: Mailing

  • 318, Richland West Circle, Waco, McLennan County, Texas, 76712, United States

    SUITE A

    WACO, TX 767127919

    Phone: (254) 537-6600

    Fax: (254) 537-6601

    Type: Location

NPPES updates history

No NPPES updates recorded for this provider.

Prescription Activity

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Open Payments (CMS)

CMS reports 13 Open Payments records for all available years, with a total value of $346.

Total Amount is formed as General ($346) + Research ($0) + Ownership ($0) = $346.

Last reported payment date: 2024-12-11 • Largest payer in this snapshot: Penumbra, Inc. ($140).

Total Amount

$346

General + Research + Ownership

Payments

13

Total payment records

General Amount

$346

General payments

Research Amount

$0

Research funding

Ownership Amount

$0

Ownership interests

Ownership Count

0

Ownership records

Last Payment Date

2024-12-11

Latest reported date

Top Companies

Largest payers in this snapshot

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: 2009-10-27

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
I20091027000804IPulmonary DiseaseTXTBD

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.

Top Medicare procedures (2023) · refreshed 2026-05-27

HCPCSDescriptionServicesBeneficiariesMedicare allowed
99232Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes312150$0
99233Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes258134$0
71046X-ray of chest, 2 views172136$0
99213Established patient office or other outpatient visit, 20-29 minutes156116$0
99214Established patient office or other outpatient visit, 30-39 minutes150104$0
View full utilization report →

Insurance plans in this area (ZIP 76702)

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Provider's Procedures

MARK STUART KLEPPER (M.D.) performs procedures in PULMONARY DISEASE. See the list of HCPCS codes below.
SpecialtyPractice State
HCPCS Code
Description
Service Count
Beneficiary Count
PULMONARY DISEASETX31500Emergent insertion of breathing tube into windpipe cartilage using an endoscope1616
PULMONARY DISEASETX36556Insertion of central venous catheter for infusion, patient 5 years or older2626
PULMONARY DISEASETX94060Measurement and graphic recording of the amount and speed of breathed air, before and following medication administration4845

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: 6305731068View full group profile
NameSpecialtyState
P O D I A T R YTX
U R O L O G YTX
Physician AssistantAZ
Nurse PractitionerTX
-TX
O B S T E T R I C S/ G Y N E C O L O G YTX
O B S T E T R I C S/ G Y N E C O L O G YTX
Family PracticeTX
General SurgeryTX
Internal MedicineTX

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Frequently asked questions

Is MARK STUART KLEPPER (M.D.) listed with a National Provider Identifier?
Yes — MARK STUART KLEPPER (M.D.) has NPI 1376576769 on file in the registry.
Is MARK STUART KLEPPER (M.D.) shown as active in public data?
Registry records indicate MARK STUART KLEPPER (M.D.) maintains an active NPI.
How would a patient describe MARK STUART KLEPPER (M.D.)'s focus?
For MARK STUART KLEPPER (M.D.), the primary taxonomy reads as Pulmonary Disease Physician. Clinical services aligned with this taxonomy classification.
What practice footprint exists for MARK STUART KLEPPER (M.D.)?
Travel planning: use Waco, Texas as the reference point for MARK STUART KLEPPER (M.D.), then confirm.
When was this NPI issued?
Enumeration for MARK STUART KLEPPER (M.D.) is noted as July 8, 2006 where the registry provides it.

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