NPPES file of Aug 9, 2026

Mary M. Grimwood, O.D.

Optometrist · Bolingbrook, IL

Mary M. Grimwood, O.D. is an optometrist with a practice address in Bolingbrook, Illinois, and NPI 1841350584, issued on Dec 11, 2006. Check the license (Illinois 46009349, as entered in NPPES) with the Illinois board that licenses this profession; the Medicare figures below come from public CMS files.

Record from CMS NPPES, file of Aug 9, 2026 · Medicare files 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1841350584
Name
Mary M. Grimwood
Credential
O.D.
Primary taxonomy
Optometrist 152W00000X
License number
46009349 IL
Self-reported in NPPES; status is on the state search
Practice location
141 N. Weber RD., Bolingbrook, IL 60490
Phone
(630) 378-4342
Enumerated
Dec 11, 2006
Record last updated
Mar 7, 2023
Fax
(630) 378-4147
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). A record is not a license: verify it with the state board.
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Verify Mary M. Grimwood in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich Illinois board licenses this profession
    Search for license 46009349
    Check the board
  3. 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
  4. 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
  5. 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Find the Illinois license search

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Industry payments in 2024: $17.19

1 payment: food and beverage; the largest payer was Alcon Vision LLC. The 34,453 providers of this specialty with any payment received $769.99 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Mary Grimwood$17.19
  2. Specialty average$769.99

Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.

Mary M. Grimwood among 2,697 optometrist records in Illinois

Mary M. Grimwood, O.D. is one of 2,697 optometrist records with a practice address in Illinois. 71% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2006, is newer than 8% of them.

  • NPI issued2006 · 8% of these records are older, 63% newer
  • In a Medicare fileYes · 71% of these records are
  • In the CMS Doctors and Clinicians fileNo · 56% of these records are
  • Record last updated2023 · 68% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 152W00000X and a Illinois practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

23 optometrist records list a practice address in Bolingbrook

They are 23 of the 915 NPPES records with a practice address in Bolingbrook, and 2,697 optometrist records in Illinois.

The 8 optometrist records with the nearest ZIP codes

  1. Abigail Barnes, O.D.Bolingbrook, IL 604901982894176
  2. Nicole Corsiatti, O.D.Bolingbrook, IL 604901538653233
  3. Hal Frankel, O.D.Bolingbrook, IL 604901336163120
  4. Cherie Hemsworth-Coffey, O.D.Bolingbrook, IL 604901740639723
  5. Kathleen Kasmer, O.D.Bolingbrook, IL 604901417033457
  6. Stephen Kemerley, O.D.Bolingbrook, IL 604901073682431
  7. Catherine Reyes, O.D.Bolingbrook, IL 604901184938672
  8. Jeffrey Young, ODBolingbrook, IL 604901467861864

Common questions

What is Mary M. Grimwood, O.D.'s NPI number?

Mary M. Grimwood, O.D.'s National Provider Identifier (NPI) is 1841350584, issued on Dec 11, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Mary M. Grimwood, O.D. located?

The NPPES record lists a practice address at 141 N. Weber RD., Bolingbrook, IL, 60490. Phone: (630) 378-4342. Providers update this record themselves, so call before visiting.

How can I verify Mary M. Grimwood, O.D.'s license?

NPPES lists Illinois license number 46009349, as entered by the provider. Search the Illinois board that licenses this profession; the NPPES record confirms identity only.

Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. Medicare files from data.cms.gov. An NPI identifies who bills; it is not a license.

Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments; the HHS-OIG exclusion list only as counts) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 9, 2026.