NPPES file of Aug 9, 2026

Blaire Sharee O'Brien, O.D.

Optometrist · Saint Peters, MO

Blaire Sharee O'Brien, O.D. is an optometrist with a practice address in Saint Peters, Missouri, and NPI 1548467798, issued on Jun 29, 2007. Check the license (Missouri 2007018503, as entered in NPPES) with the Missouri 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
1548467798
Name
Blaire Sharee O'Brien
Credential
O.D.
Primary taxonomy
Optometrist 152W00000X
License number
2007018503 MO
Self-reported in NPPES; status is on the state search
Practice location
6157 Mid Rivers Mall Dr, Saint Peters, MO 63304
Phone
(636) 926-3647
Enumerated
Jun 29, 2007
Record last updated
Nov 18, 2014 (not updated in 12 years: call before relying on the address or phone)
Fax
(636) 926-3684
Medicaid ID
1548467798 MO
Medicare enrollment
Enrolled (PECOS I20070730000091); accepts Medicare assignment
Medical or professional school
University Of Missouri St Louis - School Of Optometry, 2007
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). Enrollment, assignment, school and telehealth: CMS Doctors and Clinicians file, Aug 2026. A record is not a license: verify it with the state board.
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Also registered at 6157 Mid Rivers Mall Dr

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

  1. Pamela Coslick, O.D.Optometrist1013913185
  2. Raymond Fada, O.D.Optometrist1013913094
  3. Claire Thayer, ODOptometrist1942990494
  4. Aric Waltz, ODOptometrist1609491422

Verify Blaire Sharee O'Brien in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich Missouri board licenses this profession
    Search for license 2007018503
    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 Missouri license search

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51% fewer Medicare Part D claims than the average optometrist in 2024

135 Medicare Part D claims for 66 beneficiaries, against an average of 277 among the 33,128 providers of this specialty who prescribed in Part D. Brand-name drugs were 50% of claims.

  1. Blaire O'Brien135
  2. Specialty average277

Most prescribed

  1. Latanoprost25 claims
  2. Neomycin-Polymyxin-Dexameth19 claims
  3. Loteprednol Etabonate18 claims
  4. Timolol Maleate18 claims
  5. Restasis12 claims
  6. Dexamethasone Sodium Phosphate11 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.

Industry payments in 2024: $537.01

10 payments; by number, the most common kind was 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. Blaire O'Brien$537.01
  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.

Bills Medicare through one group practice

  1. Clarkson Optometry IncSt Louis, MO

Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).

28 optometrist records list a practice address in Saint Peters

They are 28 of the 1,259 NPPES records with a practice address in Saint Peters, and 1,242 optometrist records in Missouri.

Other optometrist records in Missouri

  1. Barbara Aalbers, ODSaint Louis, MO1366421158
  2. Fyizza AbbasOverland, MO1386053254
  3. Carl Abbott, ODMexico, MO1184605719
  4. Meghan Adamczak, O.D.Independence, MO1255711859
  5. Amanda Adkisson, ODSaint Louis, MO1275150906
  6. Cathryn Ahearn, ODHannibal, MO1881606200
  7. Ashley Ahlbrand, ODSaint Louis, MO1215669007
  8. David Albert, O.D.Potosi, MO1922123298
  9. M Aldrich, ODSaint Joseph, MO1023050911
  10. Tiffany Aldridge Rhine, ODDes Peres, MO1144116930

Common questions

What is Blaire Sharee O'Brien, O.D.'s NPI number?

Blaire Sharee O'Brien, O.D.'s National Provider Identifier (NPI) is 1548467798, issued on Jun 29, 2007. An NPI identifies a provider in billing; it is not a license.

Where is Blaire Sharee O'Brien, O.D. located?

The NPPES record lists a practice address at 6157 Mid Rivers Mall Dr, Saint Peters, MO, 63304. Phone: (636) 926-3647. Providers update this record themselves, so call before visiting.

How can I verify Blaire Sharee O'Brien, O.D.'s license?

NPPES lists Missouri license number 2007018503, as entered by the provider. Search the Missouri board that licenses this profession; the NPPES record confirms identity only.

How much does Blaire Sharee O'Brien, O.D. prescribe under Medicare Part D?

In 2024, Blaire Sharee O'Brien, O.D. had 135 Medicare Part D claims for 66 beneficiaries; 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.