DR. ELIOT G MASEK (O.D.) – Optometrist, NPI 1134432149

DR. ELIOT G MASEK (O.D.) is a healthcare provider. based in Farmington, Missouri. specializing in OPTOMETRY. They hold the professional credentials O.D.. They hold a License No. 046010396 (IL). The NPI Number for DR. ELIOT G MASEK (O.D.) is 1134432149

Main info

Male
16 Years Of Experience
Accepts Medicare Assignment
Name
DR. ELIOT G MASEK (O.D.)
NPI
1134432149
Phone
(573) 747-4133
Address
537 W KARSCH BLVD
Enumeration Date
19 July 2010
Last Update Date
2 October 2014

Doctor Profile

Medical School Name
UNIVERSITY OF MISSOURI ST LOUIS - SCHOOL OF OPTOMETRY
Secondary Phone
5738742030
Graduation Year
2010 (16 years ago)
PAC ID
2466645312
Group Practice PAC ID
2769574714
Professional Enrollment ID
I20120508000117
Address ID
MO652018104CO500XXSTXX400
Data current as of
20 May 2026

Profile Insights

NPPES metrics only — not quality of care.

Methodology
Experience58
Completeness75
Years active:15State licenses:2Digital endpointsOther names

863 OPTOMETRY in MO

Provider Addresses for DR. ELIOT G MASEK (O.D.)

  • 537 W KARSCH BLVD

    FARMINGTON, MO 636403312

    Phone: (573) 747-4133

    Fax: (573) 747-4533

    Type: Location

  • 40 E NORTH ST

    EUREKA, MO 630251205

    Phone: (636) 200-4393

    Fax: (636) 938-2650

    Type: Mailing

NPPES updates history

No NPPES updates recorded for this provider.

Prescription Activity

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Open Payments (CMS)

CMS reports 6 Open Payments records for all available years, with a total value of $361.

Total Amount is formed as General ($361) + Research ($0) + Ownership ($0) = $361.

Last reported payment date: 2024-11-25 • Largest payer in this snapshot: Alcon Vision LLC ($315).

Total Amount

$361

General + Research + Ownership

Payments

6

Total payment records

General Amount

$361

General payments

Research Amount

$0

Research funding

Ownership Amount

$0

Ownership interests

Ownership Count

0

Ownership records

Last Payment Date

2024-11-25

Latest reported date

Top Companies

Largest payers in this snapshot

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: 2012-05-08

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
I20120508000117IOptometryMOTBD

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
92014Established patient complete exam of visual system292263$0
92012Established patient problem focused exam of visual system9275$0
92004New patient complete exam of visual system8282$0
66984Removal of cataract with insertion of prosthetic lens7948$0
92250Photography of the retina6866$0
View full utilization report →

Insurance plans in this area (ZIP 63640)

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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: 2769574714View full group profile
NameSpecialtyState
O P T O M E T R YMO
O P T O M E T R YMO
O P H T H A L M O L O G YMO
O P T O M E T R YMO
O P T O M E T R YMO
O P T O M E T R YMO
O P T O M E T R YMO
-MO
O P T O M E T R YMO
O P H T H A L M O L O G YMO

Reviews

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Frequently asked questions

Where can patients find DR. ELIOT G MASEK (O.D.)'s NPI?
You can confirm DR. ELIOT G MASEK (O.D.) with NPI 1134432149; it appears in the national provider directory.
Does this profile mean DR. ELIOT G MASEK (O.D.) is currently active?
Yes — DR. ELIOT G MASEK (O.D.) appears active in the national provider directory.
What does DR. ELIOT G MASEK (O.D.) treat or focus on?
Patients typically see DR. ELIOT G MASEK (O.D.) under the specialty Optometrist. Clinical services aligned with this taxonomy classification.
What location metadata exists for DR. ELIOT G MASEK (O.D.)?
The page summarizes Farmington, Missouri for DR. ELIOT G MASEK (O.D.); expand the address list for detail.
How can I contact DR. ELIOT G MASEK (O.D.)?
Phone or fax may appear on the official NPI record when supplied — verify before relying on them.

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