MARK E SENIOR (DO) – Anatomic Pathology & Clinical Pathology Physician, NPI 1639130719

MARK E SENIOR (DO) is a healthcare provider. based in Canton, Ohio. specializing in Anatomic Pathology & Clinical Pathology Physician. They hold the professional credentials DO. They hold a License No. 34-004860 (OH). The NPI Number for MARK E SENIOR (DO) is 1639130719

Main info

Male
43 Years Of Experience
Accepts Medicare Assignment
Name
MARK E SENIOR (DO)
NPI
1639130719
Phone
(800) 288-8325
Address
2600 SIXTH ST SW
Enumeration Date
29 March 2006
Last Update Date
20 June 2016

Doctor Profile

Medical School Name
OTHER
Secondary Phone
3304386258
Graduation Year
1983 (43 years ago)
PAC ID
0648270504
Group Practice PAC ID
1355408121
Professional Enrollment ID
I20061228000248
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 MARK E SENIOR (DO)

  • 2600 SIXTH ST SW

    SUITE 1

    CANTON, OH 447101702

    Phone: (800) 288-8325

    Fax: (419) 866-5453

    Type: Mailing

  • Summa Health System – Akron Campus, 525, East Market Street, Arlington, Akron, Summit County, Ohio, 44304, United States

    AKRON, OH 443041619

    Phone: (330) 375-3786

    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: 2006-12-28

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
I20061228000248IPathologyOHTBD

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 44710)

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Provider's Procedures

MARK E SENIOR (DO) performs procedures in Anatomic Pathology & Clinical Pathology Physician. See the list of HCPCS codes below.
SpecialtyPractice State
HCPCS Code
Description
Service Count
Beneficiary Count
PATHOLOGYOH88304Pathology examination of tissue using a microscope, moderately low complexity8679
PATHOLOGYOH88312Special stained specimen slides to identify organisms including interpretation and report2920
PATHOLOGYOH88342Tissue or cell analysis by immunologic technique119109

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: 1355408121View full group profile
NameSpecialtyState
P A T H O L O G YOH
-OH
P A T H O L O G YOH
P A T H O L O G YOH
P A T H O L O G YOH

Reviews

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Frequently asked questions

Is there an official ID for MARK E SENIOR (DO) in U.S. healthcare records?
The official identifier for MARK E SENIOR (DO) is NPI 1639130719.
Active or inactive — what applies to MARK E SENIOR (DO)?
You should see MARK E SENIOR (DO) as active in CMS-hosted NPPES data.
What kind of doctor is MARK E SENIOR (DO)?
MARK E SENIOR (DO) is associated with Anatomic Pathology & Clinical Pathology Physician in the directory — Clinical services aligned with this taxonomy classification.
Is MARK E SENIOR (DO) associated with Canton?
Public fields place MARK E SENIOR (DO) around Canton, Ohio. Always confirm the exact site before visiting.
Can I trust this NPI listing for MARK E SENIOR (DO)?
The listing is sourced from the national NPI registry. If something looks off, compare with NPPES and the clinic's website.

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