NPPES file of Aug 9, 2026

Maureen Whelan, O.D.

Optometrist · Bemidji, MN

Maureen Whelan, O.D. is an optometrist with a practice address in Bemidji, Minnesota, and NPI 1437216439, issued on Jan 2, 2007. Check the license (Minnesota 2110, as entered in NPPES) with the Minnesota 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
1437216439
Name
Maureen Whelan
Credential
O.D.
Primary taxonomy
Optometrist 152W00000X
License numbers
2110 MN
2154 WI
Self-reported in NPPES; status is on the state search
Practice location
1900 Division St W, Bemidji, MN 56601
Phone
(218) 759-1430
Enumerated
Jan 2, 2007
Record last updated
Dec 15, 2014 (not updated in 12 years: call before relying on the address or phone)
Fax
(218) 444-9086
Medicaid ID
548523100 MN
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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Also registered at 1900 Division St W

A shared address usually means a shared clinic or building; it does not show who employs whom.

  1. Kynndyl Giannonatti, ODOptometrist1215599980

Verify Maureen Whelan in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich Minnesota board licenses this profession
    Search for license 2110
    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
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91% fewer Medicare Part D claims than the average optometrist in 2024

24 Medicare Part D claims, against an average of 277 among the 33,128 providers of this specialty who prescribed in Part D.

  1. Maureen Whelan24
  2. Specialty average277

Most prescribed

  1. Latanoprost20 claims

Source: CMS Medicare Part D Prescribers by Provider and Drug, 2024 (data.cms.gov). Part D covers prescriptions for Medicare patients only; drugs with fewer than 11 claims are not published.

Maureen Whelan among 1,142 optometrist records in Minnesota

Maureen Whelan, O.D. is one of 1,142 optometrist records with a practice address in Minnesota. 74% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2007, is newer than 48% of them.

  • NPI issued2007 · 48% of these records are older, 44% newer
  • In a Medicare fileYes · 74% of these records are
  • In the CMS Doctors and Clinicians fileNo · 68% of these records are
  • Record last updated2014 · 65% 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 Minnesota practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

19 optometrist records list a practice address in Bemidji

They are 19 of the 917 NPPES records with a practice address in Bemidji, and 1,142 optometrist records in Minnesota.

The 8 optometrist records with the nearest ZIP codes

  1. Germaine Cheslock, O.D.Bemidji, MN 566011154468890
  2. Staci CollisonBemidji, MN 566011588949648
  3. Derek Czywczynski, O.D.Bemidji, MN 566011427281583
  4. Robert Edwards, O.D.Bemidji, MN 566011508903253
  5. Sara Fredrickson, ODBemidji, MN 566011407880057
  6. Lucas Genereux, ODBemidji, MN 566011346592680
  7. Lauren Hazelton, ODBemidji, MN 566011912314774
  8. James Hess, ODBemidji, MN 566011720017304

Common questions

What is Maureen Whelan, O.D.'s NPI number?

Maureen Whelan, O.D.'s National Provider Identifier (NPI) is 1437216439, issued on Jan 2, 2007. An NPI identifies a provider in billing; it is not a license.

Where is Maureen Whelan, O.D. located?

The NPPES record lists a practice address at 1900 Division St W, Bemidji, MN, 56601. Phone: (218) 759-1430. Providers update this record themselves, so call before visiting.

How can I verify Maureen Whelan, O.D.'s license?

NPPES lists Minnesota license number 2110, as entered by the provider. Search the Minnesota board that licenses this profession; the NPPES record confirms identity only.

How much does Maureen Whelan, O.D. prescribe under Medicare Part D?

In 2024, Maureen Whelan, O.D. had 24 Medicare Part D claims; the average among optometrist prescribers was 277. Part D covers Medicare prescriptions 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.