DR. THOMAS PATRICK KUCIEJCZYK-KERNAN (M.D.) – Family Medicine Physician, NPI 1669478970

DR. THOMAS PATRICK KUCIEJCZYK-KERNAN (M.D.) is a healthcare provider. based in Saint louis, Missouri. specializing in FAMILY PRACTICE. They hold the professional credentials M.D.. They hold a License No. R6J90 (MO). The NPI Number for DR. THOMAS PATRICK KUCIEJCZYK-KERNAN (M.D.) is 1669478970

Main info

Male
37 Years Of Experience
Accepts Medicare Assignment
Name
DR. THOMAS PATRICK KUCIEJCZYK-KERNAN (M.D.)
NPI
1669478970
Phone
(314) 898-1700
Address
1717 BIDDLE ST
Enumeration Date
22 June 2005
Last Update Date
1 September 2016

Doctor Profile

Medical School Name
SAINT LOUIS UNIVERSITY SCHOOL OF MEDICINE
Secondary Phone
3148148700
Graduation Year
1989 (37 years ago)
PAC ID
4486778974
Group Practice PAC ID
1052386919
Professional Enrollment ID
I20100907000365
Address ID
MO631184626SA3930XBROA300
Data current as of
19 May 2026

Profile Insights

NPPES metrics only — not quality of care.

Methodology
Experience59
Completeness75
Years active:20State licenses:1Digital endpointsOther names

2,330 FAMILY PRACTICE in MO

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Provider Addresses for DR. THOMAS PATRICK KUCIEJCZYK-KERNAN (M.D.)

  • 1717, Biddle Street, Carr Square, City of Saint Louis, Missouri, 63106, United States

    SAINT LOUIS, MO 631063454

    Phone: (314) 898-1700

    Fax: (314) 814-8542

    Type: Mailing

  • South Broadway, Patch, Broadway, City of Saint Louis, Missouri, 63125, United States

    SAINT LOUIS, MO 631184626

    Phone: (314) 898-1700

    Fax: (314) 814-8542

    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: 2010-09-07

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
I20100907000365IFamily 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 63106)

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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: 1052386919View full group profile
NameSpecialtyState
Family PracticeMO
Hospitalist, Internal MedicineMO
Family PracticeMO
Family PracticeMO
O B S T E T R I C S/ G Y N E C O L O G YMO
Clinical Social WorkerMO
C H I R O P R A C T I CMO
Clinical Social WorkerMO
Family PracticeTX
P S Y C H I A T R YTX

Reviews

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Frequently asked questions

Is DR. THOMAS PATRICK KUCIEJCZYK-KERNAN (M.D.) listed with a National Provider Identifier?
Yes — DR. THOMAS PATRICK KUCIEJCZYK-KERNAN (M.D.) has NPI 1669478970 on file in the registry.
Active or inactive — what applies to DR. THOMAS PATRICK KUCIEJCZYK-KERNAN (M.D.)?
You should see DR. THOMAS PATRICK KUCIEJCZYK-KERNAN (M.D.) as active in CMS-hosted NPPES data.
How would a patient describe DR. THOMAS PATRICK KUCIEJCZYK-KERNAN (M.D.)'s focus?
For DR. THOMAS PATRICK KUCIEJCZYK-KERNAN (M.D.), the primary taxonomy reads as Family Medicine Physician. Clinical services aligned with this taxonomy classification.
What practice footprint exists for DR. THOMAS PATRICK KUCIEJCZYK-KERNAN (M.D.)?
Travel planning: use Saint Louis, Missouri as the reference point for DR. THOMAS PATRICK KUCIEJCZYK-KERNAN (M.D.), then confirm.
Does inactive status remove historical data?
Historical rows can remain visible after status changes — read the dates carefully.

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