DR. RONALD L. DETWILER, O.D. INC. – Optometrist, NPI 1043406721

DR. RONALD L. DETWILER, O.D. INC. is a healthcare provider. based in East liverpool, Ohio. specializing in Optometrist. The organization holds a License No. 3166 T1622 (OH). The NPI Number for DR. RONALD L. DETWILER, O.D. INC. is 1043406721

Main info

Organization
Name
DR. RONALD L. DETWILER, O.D. INC.
NPI
1043406721
Phone
(330) 385-3898
Address
15655 STATE RT 170
Authorized Official
DR. RONALD L DETWILER OPTOMETRIST
Enumeration Date
17 September 2007
Last Update Date
16 November 2007
Data current as of
19 May 2026

Profile Insights

NPPES metrics only — not quality of care.

Methodology
Experience55
Completeness75
Years active:18State licenses:1Digital endpointsOther names

Provider Addresses for DR. RONALD L. DETWILER, O.D. INC.

  • 15655 STATE RT 170

    SUITE C

    EAST LIVERPOOL, OH 439209069

    Phone: (330) 385-3898

    Fax: (330) 385-5772

    Type: Location

  • 15655 STATE ROUTE 170

    SUITE C

    EAST LIVERPOOL, OH 439209069

    Phone: (330) 385-3898

    Fax: (330) 385-5772

    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: 2008-01-24

PECOS data refreshed: 2026-05-27

Medicare revalidation (CMS due date list)

Past revalidation due date

Earliest CMS due date was 2025-09-30 (253 days ago).

Enrollment records

1

Earliest due date

2025-09-30

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
O20080124000363OClinic/Group PracticeOH2025-09-30

What to do next

  • Verify current status on the CMS Revalidation Lookup Tool immediately.
  • Complete revalidation in PECOS or contact your Medicare Administrative Contractor (MAC).
  • Overdue revalidation can lead to deactivation of Medicare billing privileges.

Verify on CMS Revalidation Lookup Tool

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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 43920)

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Reviews

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Frequently asked questions

Can I verify DR. RONALD L. DETWILER, O.D. INC. with an NPI only?
You can start verification with NPI 1043406721 for DR. RONALD L. DETWILER, O.D. INC., then check state licensing separately.
Can I rely on DR. RONALD L. DETWILER, O.D. INC. being an active provider?
As of the registry snapshot, DR. RONALD L. DETWILER, O.D. INC. is marked active.
What taxonomy line describes DR. RONALD L. DETWILER, O.D. INC.?
For research purposes, treat DR. RONALD L. DETWILER, O.D. INC. as Optometrist in this dataset. Clinical services aligned with this taxonomy classification.
Where is DR. RONALD L. DETWILER, O.D. INC. based?
DR. RONALD L. DETWILER, O.D. INC. is tied to East Liverpool, Ohio in the data we show; additional addresses may exist on the full record.
Is specialty guaranteed by NPI alone?
Taxonomy selections describe intent; scope of practice still follows state law.

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