DR. JOHN A IRETON (D.O.) – Internal Medicine Physician, NPI 1821087610

DR. JOHN A IRETON (D.O.) is a healthcare provider. based in Lancaster, Ohio. specializing in INTERNAL MEDICINE. They hold the professional credentials D.O.. They hold a License No. 34008170 (OH). The NPI Number for DR. JOHN A IRETON (D.O.) is 1821087610

Main info

Male
26 Years Of Experience
Accepts Medicare Assignment
Name
DR. JOHN A IRETON (D.O.)
NPI
1821087610
Phone
(740) 687-8990
Address
1153 E MAIN ST
Enumeration Date
14 October 2005
Last Update Date
15 January 2026

Doctor Profile

Medical School Name
OHIO UNIVERSITY, COLLEGE OF OSTEOPATHIC MEDICINE
Secondary Phone
-
Graduation Year
2000 (26 years ago)
PAC ID
0446158430
Professional Enrollment ID
I20031229000840
Address ID
OH431388961LO35330RDXX300

Contacts

Secure Messaging
jireton608362@direct.osumc.edu
Data current as of
19 May 2026

Profile Insights

NPPES metrics only — not quality of care.

Methodology
Experience69
Completeness95
Years active:20State licenses:1Other names

7,199 INTERNAL MEDICINE in OH

Provider Addresses for DR. JOHN A IRETON (D.O.)

  • 1153, East Main Street, Lancaster, Fairfield County, Ohio, 43130, United States

    PO BOX 2563

    LANCASTER, OH 431304056

    Phone: (740) 687-8990

    Fax: (740) 687-8230

    Type: Mailing

  • PO BOX 228

    LOGAN, OH 431380228

    Phone: (740) 380-8000

    Fax: (740) 380-3315

    Type: Mailing

  • 1383 W HUNTER ST

    LOGAN, OH 431381013

    Phone: (740) 385-0202

    Fax: (740) 380-2734

    Type: Location

  • 700 ACKERMAN RD STE 2120

    COLUMBUS, OH 432021559

    Phone: (740) 380-8000

    Fax: (614) 293-2809

    Type: Mailing

  • 751 STATE ROUTE 664 N UNIT A

    LOGAN, OH 431389250

    Phone: (740) 385-9646

    Fax: (740) 385-0630

    Type: Location

NPPES updates history

No NPPES updates recorded for this provider.

Prescription Activity

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Open Payments (CMS)

CMS reports 49 Open Payments records for all available years, with a total value of $826.

Total Amount is formed as General ($826) + Research ($0) + Ownership ($0) = $826.

Last reported payment date: 2024-10-23 • Largest payer in this snapshot: Novo Nordisk Inc ($183).

Total Amount

$826

General + Research + Ownership

Payments

49

Total payment records

General Amount

$826

General payments

Research Amount

$0

Research funding

Ownership Amount

$0

Ownership interests

Ownership Count

0

Ownership records

Last Payment Date

2024-10-23

Latest reported date

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: 2003-12-29

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
I20031229000840IInternal 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
99232Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes16962$0
99214Established patient office or other outpatient visit, 30-39 minutes13945$0
99239Hospital discharge day management, more than 30 minutes7269$0
99222Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes5249$0
36415Insertion of needle into vein for collection of blood sample4829$0
View full utilization report →

Insurance plans in this area (ZIP 43130)

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Reviews

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Frequently asked questions

Does DR. JOHN A IRETON (D.O.) have a public NPI I can cite?
Public records show DR. JOHN A IRETON (D.O.) under NPI 1821087610.
Is DR. JOHN A IRETON (D.O.) currently accepting referrals based on NPI status?
Registry metadata lists DR. JOHN A IRETON (D.O.) as active.
How should patients interpret DR. JOHN A IRETON (D.O.)'s specialty?
The extract shows Internal Medicine Physician for DR. JOHN A IRETON (D.O.). Clinical services aligned with this taxonomy classification.
What city is tied to DR. JOHN A IRETON (D.O.)?
The directory associates DR. JOHN A IRETON (D.O.) with Lancaster, Ohio. Check all listed addresses for suites or satellite offices.
Can I verify credentials using only NPI?
NPI confirms identity in the directory; licensure and board certification require separate checks.

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