KAREN J MASON (M.D.) – Developmental - Behavioral Pediatrics Physician, NPI 1407899511

KAREN J MASON (M.D.) is a healthcare provider. based in Cincinnati, Ohio. specializing in Developmental - Behavioral Pediatrics Physician. They hold the professional credentials M.D.. They hold a License No. 35-08-4976 (OH). The NPI Number for KAREN J MASON (M.D.) is 1407899511

Main info

Female
Name
KAREN J MASON (M.D.)
NPI
1407899511
Phone
(513) 636-4611
Address
3333 BURNET AVE ML 4002
Enumeration Date
14 June 2006
Last Update Date
15 January 2015
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

Provider Addresses for KAREN J MASON (M.D.)

  • 3333 BURNET AVE ML 4002

    CINCINNATI, OH 452293026

    Phone: (513) 636-4611

    Fax: (513) 636-3800

    Mailing address matches the actual address.

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: 2005-01-19

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
I20050119001174IPediatric MedicineOHTBD

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 45229)

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Reviews

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Frequently asked questions

How do I look up KAREN J MASON (M.D.) by NPI?
Use NPI 1407899511 when you need to reference KAREN J MASON (M.D.) in forms, claims, or directories.
Is KAREN J MASON (M.D.)'s NPI currently valid?
The extract we use shows KAREN J MASON (M.D.) as active.
What does KAREN J MASON (M.D.) treat or focus on?
Patients typically see KAREN J MASON (M.D.) under the specialty Developmental - Behavioral Pediatrics Physician. Clinical services aligned with this taxonomy classification.
Does KAREN J MASON (M.D.) practice in Ohio?
You will see Cincinnati, Ohio on file for KAREN J MASON (M.D.) alongside any extra practice locations.
What if Cincinnati, Ohio seems incomplete?
Street-level detail can be omitted — open the full address list for this NPI.

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