JOHN E WARREN (OD) – Optometrist, NPI 1609868124

JOHN E WARREN (OD) is a healthcare provider. based in Mt pleasant, Wisconsin. specializing in OPTOMETRY. They hold the professional credentials OD. They hold a License No. 2527 (WI). The NPI Number for JOHN E WARREN (OD) is 1609868124

Main info

Male
34 Years Of Experience
Accepts Medicare Assignment
Name
JOHN E WARREN (OD)
NPI
1609868124
Phone
(262) 752-2020
Address
1139 S SUNNYSLOPE DR STE 203
Enumeration Date
19 August 2005
Last Update Date
17 December 2024

Doctor Profile

Medical School Name
INDIANA UNIVERSITY - SCHOOL OF OPTOMETRY
Secondary Phone
2627522020
Graduation Year
1992 (34 years ago)
PAC ID
5193897999
Professional Enrollment ID
I20080711000103
Address ID
WI534063998MO1139XDRXX401
Data current as of
19 May 2026

Profile Insights

NPPES metrics only — not quality of care.

Methodology
Experience64
Completeness75
Years active:20State licenses:1Digital endpointsOther names

798 OPTOMETRY in WI

Provider Addresses for JOHN E WARREN (OD)

  • 1139 S SUNNYSLOPE DR STE 203

    MT PLEASANT, WI 534063998

    Phone: (262) 752-2020

    Fax: (262) 292-5019

    Type: Mailing

  • North Point Shops, 4060, North Main Street, Wind Meadows, Wind Point, Wisconsin, 53402, United States

    RACINE, WI 534023121

    Phone: (262) 752-2020

    Type: Mailing

NPPES updates history

No NPPES updates recorded for this provider.

Prescription Activity

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Open Payments (CMS)

CMS reports 5 Open Payments records for all available years, with a total value of $944.

Total Amount is formed as General ($944) + Research ($0) + Ownership ($0) = $944.

Last reported payment date: 2024-11-07 • Largest payer in this snapshot: Visionix USA, Inc ($539).

Total Amount

$944

General + Research + Ownership

Payments

5

Total payment records

General Amount

$944

General payments

Research Amount

$0

Research funding

Ownership Amount

$0

Ownership interests

Ownership Count

0

Ownership records

Last Payment Date

2024-11-07

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: 2008-07-11

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
I20080711000103IOptometryWITBD

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
92134Imaging of retina265186$0
92014Established patient complete exam of visual system258256$0
92012Established patient problem focused exam of visual system11196$0
92133Imaging of optic nerve5034$0
99214Established patient office or other outpatient visit, 30-39 minutes4040$0
View full utilization report →

Insurance plans in this area (ZIP 53406)

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Provider's Procedures

JOHN E WARREN (OD) performs procedures in OPTOMETRY. See the list of HCPCS codes below.
SpecialtyPractice State
HCPCS Code
Description
Service Count
Beneficiary Count
OPTOMETRYWI92083Measurement of field of vision during daylight conditions8251
OPTOMETRYWI92134Diagnostic imaging of retina2318

Reviews

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Frequently asked questions

What number should I use to identify JOHN E WARREN (OD) for billing?
Administrative and clinical systems typically use NPI 1609868124 for JOHN E WARREN (OD).
Is JOHN E WARREN (OD) currently accepting referrals based on NPI status?
Registry metadata lists JOHN E WARREN (OD) as active.
What services align with JOHN E WARREN (OD)'s listing?
JOHN E WARREN (OD)'s public classification highlights Optometrist. Clinical services aligned with this taxonomy classification.
What geographic area is tied to JOHN E WARREN (OD)?
JOHN E WARREN (OD) is associated with Mt Pleasant, Wisconsin in the same public data insurers reference.
What is the difference between NPI and a medical license?
An NPI is a federal identifier; a medical license is issued by a state and governs where someone may practice.

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