SIMPSON EYE PHYSICIANS & SURGEONS PLLC – Ophthalmology Physician, NPI 1821864760

SIMPSON EYE PHYSICIANS & SURGEONS PLLC is a healthcare provider. based in West dundee, Illinois. specializing in Ophthalmology Physician. The NPI Number for SIMPSON EYE PHYSICIANS & SURGEONS PLLC is 1821864760

Main info

Organization
Name
SIMPSON EYE PHYSICIANS & SURGEONS PLLC
NPI
1821864760
Phone
(847) 426-0227
Address
650 SPRING HILL RING RD STE 2020
Authorized Official
DR. MICHAEL DAMASO DE GUZMAN OWNER DO
Enumeration Date
1 December 2023
Last Update Date
1 December 2023
Data current as of
19 May 2026

Profile Insights

NPPES metrics only — not quality of care.

Methodology
Experience19
Completeness75
Years active:2State licenses:0Digital endpointsOther names

Provider Addresses for SIMPSON EYE PHYSICIANS & SURGEONS PLLC

  • 650 SPRING HILL RING RD STE 2020

    WEST DUNDEE, IL 601181297

    Phone: (847) 426-0227

    Fax: (847) 426-0299

    Type: Mailing

  • 11620 Algonquin Rd

    Huntley, IL 601427175

    Phone: (847) 426-0227

    Fax: (847) 426-0227

    Type: Location

  • 730 E Terra Cotta Ave # B2

    Crystal Lake, IL 600143615

    Phone: (847) 426-0227

    Fax: (847) 426-0227

    Type: Location

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: 2024-02-14

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
O20240214000917OClinic/Group PracticeILTBD

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

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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 60118)

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Reviews

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Frequently asked questions

Is there an official ID for SIMPSON EYE PHYSICIANS & SURGEONS PLLC in U.S. healthcare records?
The official identifier for SIMPSON EYE PHYSICIANS & SURGEONS PLLC is NPI 1821864760.
Would SIMPSON EYE PHYSICIANS & SURGEONS PLLC appear as active to a payer?
You can treat SIMPSON EYE PHYSICIANS & SURGEONS PLLC as active for directory purposes; confirm clinical privileges separately.
What clinical focus is listed for SIMPSON EYE PHYSICIANS & SURGEONS PLLC?
At a glance, SIMPSON EYE PHYSICIANS & SURGEONS PLLC is tied to Ophthalmology Physician. Clinical services aligned with this taxonomy classification.
Where in Illinois is SIMPSON EYE PHYSICIANS & SURGEONS PLLC registered?
Use West Dundee, Illinois as the headline location for SIMPSON EYE PHYSICIANS & SURGEONS PLLC here.
What does 4 location(s) imply?
4 practice locations appear in the available data.

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