DR. EUGENE THOMAS O'LEARY (O.D.) – Optometrist, NPI 1497853915

DR. EUGENE THOMAS O'LEARY (O.D.) is a healthcare provider. based in Reading, Massachusetts. specializing in OPTOMETRY. They hold the professional credentials O.D.. They hold a License No. 2858 (MA). The NPI Number for DR. EUGENE THOMAS O'LEARY (O.D.) is 1497853915

Main info

Male
47 Years Of Experience
Accepts Medicare Assignment
Name
DR. EUGENE THOMAS O'LEARY (O.D.)
NPI
1497853915
Phone
(781) 942-0044
Address
70 HAVEN ST
Enumeration Date
20 September 2006
Last Update Date
8 July 2007

Doctor Profile

Medical School Name
NEW ENGLAND COLLEGE OF OPTOMETRY
Secondary Phone
7819420044
Graduation Year
1979 (47 years ago)
PAC ID
8224151212
Group Practice PAC ID
1355469768
Professional Enrollment ID
I20120703000056
Address ID
MA018672929RE70XXXSTXX300
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

1,116 OPTOMETRY in MA

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Provider Addresses for DR. EUGENE THOMAS O'LEARY (O.D.)

  • 68;70;76, Haven Street, Common Historic District, Reading Highlands, Reading, Middlesex County, Massachusetts, 01867, United States

    READING, MA 018672929

    Phone: (781) 942-0044

    Fax: (781) 942-7241

    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: 2012-07-03

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
I20120703000056IOptometryMATBD

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 01867)

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Provider's Procedures

DR. EUGENE THOMAS O'LEARY (O.D.) performs procedures in OPTOMETRY. See the list of HCPCS codes below.
SpecialtyPractice State
HCPCS Code
Description
Service Count
Beneficiary Count
OPTOMETRYMA92012Eye and medical examination for diagnosis and treatment, established patient4848

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: 1355469768View full group profile
NameSpecialtyState
O P T O M E T R YMA

Reviews

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Frequently asked questions

Is DR. EUGENE THOMAS O'LEARY (O.D.) listed with a National Provider Identifier?
Yes — DR. EUGENE THOMAS O'LEARY (O.D.) has NPI 1497853915 on file in the registry.
Would DR. EUGENE THOMAS O'LEARY (O.D.) appear as active to a payer?
You can treat DR. EUGENE THOMAS O'LEARY (O.D.) as active for directory purposes; confirm clinical privileges separately.
What clinical focus is listed for DR. EUGENE THOMAS O'LEARY (O.D.)?
At a glance, DR. EUGENE THOMAS O'LEARY (O.D.) is tied to Optometrist. Clinical services aligned with this taxonomy classification.
Is DR. EUGENE THOMAS O'LEARY (O.D.) associated with Reading?
Public fields place DR. EUGENE THOMAS O'LEARY (O.D.) around Reading, Massachusetts. Always confirm the exact site before visiting.
Does DR. EUGENE THOMAS O'LEARY (O.D.) accept insurance?
Insurance participation is not part of the core NPI extract — call the plan or office to confirm.

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