MARK ALLEN DENNY (M.D.) – Emergency Medicine Physician, NPI 1801863626

MARK ALLEN DENNY (M.D.) is a healthcare provider. based in Logan, Ohio. specializing in EMERGENCY MEDICINE. They hold the professional credentials M.D.. They hold a License No. MD00042292 (WA). The NPI Number for MARK ALLEN DENNY (M.D.) is 1801863626

Main info

Male
27 Years Of Experience
Accepts Medicare Assignment
Name
MARK ALLEN DENNY (M.D.)
NPI
1801863626
Phone
(740) 380-8000
Address
601 State Route 664 N
Enumeration Date
1 March 2006
Last Update Date
16 May 2023

Doctor Profile

Medical School Name
OHIO STATE UNIVERSITY COLLEGE OF MEDICINE
Secondary Phone
4195268000
Graduation Year
1999 (27 years ago)
PAC ID
3072546456
Group Practice PAC ID
7810233517
Professional Enrollment ID
I20070717000383
Address ID
OH449032269MA335XXAVEX300

Contacts

Secure Messaging
mdenny1158490@direct.trinity-health.org
Data current as of
19 May 2026

Profile Insights

NPPES metrics only — not quality of care.

Methodology
Experience73
Completeness85
Years active:20State licenses:2Other namesUpdated within 12 months

2,673 EMERGENCY MEDICINE in OH

Provider Addresses for MARK ALLEN DENNY (M.D.)

  • 601 State Route 664 N

    Logan, OH 431388541

    Phone: (740) 380-8000

    Type: Location

  • West 5th Avenue, Chadbourn, Columbus County, North Carolina, 28431, United States

    SUITE 225

    COLUMBUS, OH 432044899

    Phone: (614) 224-6420

    Fax: (614) 224-6423

    Type: Mailing

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: 2007-07-17

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
I20070717000383IEmergency 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.

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

HCPCSDescriptionServicesBeneficiariesMedicare allowed
99284Emergency department visit with moderate level of medical decision making103102$0
99285Emergency department visit with high level of medical decision making5959$0
93010Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report only5146$0
99283Emergency department visit with low level of medical decision making2322$0
View full utilization report →

Insurance plans in this area (ZIP 43138)

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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: 7810233517View full group profile
NameSpecialtyState
Emergency Medicine, Internal MedicineOH
Emergency MedicineVA
Family Practice, Emergency MedicineLA
Emergency MedicineOH
Internal MedicineWV
Emergency MedicineOH
Emergency MedicineOH
Emergency MedicineOH
Emergency MedicineOH
Nurse PractitionerOH

Reviews

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Frequently asked questions

How do payers reference MARK ALLEN DENNY (M.D.)?
For MARK ALLEN DENNY (M.D.), use NPI 1801863626 as the unique 10-digit identifier.
Is MARK ALLEN DENNY (M.D.) still an active registrant?
MARK ALLEN DENNY (M.D.) carries an active NPI according to the public dataset.
What clinical focus is listed for MARK ALLEN DENNY (M.D.)?
At a glance, MARK ALLEN DENNY (M.D.) is tied to Emergency Medicine Physician. Clinical services aligned with this taxonomy classification.
Where in Ohio is MARK ALLEN DENNY (M.D.) registered?
Use Logan, Ohio as the headline location for MARK ALLEN DENNY (M.D.) here.
What does 3 location(s) imply?
3 practice locations appear in the available data.

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