NPPES file of Aug 9, 2026

James C. Rieger, O.D.

Optometrist · Chesterfield, MO

James C. Rieger, O.D. is an optometrist with a practice address in Chesterfield, Missouri, and NPI 1205828514, issued on Aug 22, 2005. Check the license (Missouri T02866, 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 2023 and 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1205828514
Name
James C. Rieger
Credential
O.D.
Primary taxonomy
Optometrist 152W00000X
License number
T02866 MO
Self-reported in NPPES; status is on the state search
Practice location
1815 Clarkson RD, Chesterfield, MO 63017
Phone
(636) 728-0111
Enumerated
Aug 22, 2005
Record last updated
Mar 26, 2008 (not updated in 18 years: call before relying on the address or phone)
Fax
(636) 728-0093
Medicare enrollment
Enrolled (PECOS I20100908000839); accepts Medicare assignment
Medical or professional school
University Of Missouri St Louis - School Of Optometry, 1989
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 1815 Clarkson RD

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

  1. Nancy Holekamp, M.D.Ophthalmology Physician1831197557
  2. Jay Pepose, M.D.Specialist1134111446
  3. Mujtaba Qazi, M.D.Ophthalmology Physician1124010434
  4. Ibrahim Sayed-Ahmed, MD MSOphthalmology Physician1487158556
  5. Karrissa Siegel, ODOptometrist1700562337

Verify James C. Rieger 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 T02866
    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

PlainDoctor does not match the HHS-OIG exclusion list to individual records: most entries carry no NPI. Search the OIG exclusion list by name.

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2.1 times the Medicare Part D claims of the average optometrist in 2024

593 Medicare Part D claims for 282 beneficiaries, against an average of 277 among the 33,128 providers of this specialty who prescribed in Part D. Brand-name drugs were 67% of claims.

  1. James Rieger593
  2. Specialty average277

Most prescribed

  1. Restasis106 claims
  2. Latanoprost66 claims
  3. Neomycin-Polymyxin-Dexameth62 claims
  4. Cyclosporine39 claims
  5. Prednisolone Acetate39 claims
  6. Xiidra32 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.

The practice group's MIPS final score for 2023 (Medicare payment program): 100 of 100

The Merit-based Incentive Payment System score is reported for the practice group, not for one clinician alone. Four categories are weighted into the final score; the average among 454,083 clinicians with a measured score was 83.5.

  1. Qualityout of 100 · 30% of the final score100.0
  2. Costnot scored (reweighted)
  3. Promoting interoperabilitynot scored (reweighted)
  4. Improvement activities40 of 40 points · 15%100.0

Source: CMS Quality Payment Program, MIPS performance year 2023, group reporting; category weights for 2023 (qpp.cms.gov).

Industry payments in 2024: $311.02

19 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. James Rieger$311.02
  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. Pepose Vision Institute PCChesterfield, MO

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

James C. Rieger among 1,242 optometrist records in Missouri

James C. Rieger, O.D. is one of 1,242 optometrist records with a practice address in Missouri. 73% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2005, is newer than 0% of them.

  • NPI issued2005 · 0% of these records are older, 85% newer
  • In a Medicare fileYes · 73% of these records are
  • In the CMS Doctors and Clinicians fileYes · 62% of these records are
  • Graduated1989 · median 2007 among the 768 with a school on file
  • Record last updated2008 · 67% 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 Missouri practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

27 optometrist records list a practice address in Chesterfield

They are 27 of the 2,132 NPPES records with a practice address in Chesterfield, and 1,242 optometrist records in Missouri.

The 8 optometrist records with the nearest ZIP codes

  1. Jeremy Beatty, O.DChesterfield, MO 630171225198013
  2. David Bell, O.D.Chesterfield, MO 630171093896185
  3. Thomas Cunningham, ODChesterfield, MO 630171053427104
  4. Patricia Gelner, O.D.Chesterfield, MO 630171396794053
  5. Steven Goldberg, O.D.Chesterfield, MO 630171871681346
  6. Michael Lane, ODChesterfield, MO 630171144338393
  7. Cinnamon Langford, O.D.Chesterfield, MO 630171558375865
  8. Becky Lory, ODChesterfield, MO 630171902947963

Common questions

What is James C. Rieger, O.D.'s NPI number?

James C. Rieger, O.D.'s National Provider Identifier (NPI) is 1205828514, issued on Aug 22, 2005. An NPI identifies a provider in billing; it is not a license.

Where is James C. Rieger, O.D. located?

The NPPES record lists a practice address at 1815 Clarkson RD, Chesterfield, MO, 63017. Phone: (636) 728-0111. Providers update this record themselves, so call before visiting.

How can I verify James C. Rieger, O.D.'s license?

NPPES lists Missouri license number T02866, as entered by the provider. Search the Missouri board that licenses this profession; the NPPES record confirms identity only.

How much does James C. Rieger, O.D. prescribe under Medicare Part D?

In 2024, James C. Rieger, O.D. had 593 Medicare Part D claims for 282 beneficiaries; the average among optometrist prescribers was 277. Part D covers Medicare prescriptions only.

What is James C. Rieger, O.D.'s MIPS final score?

The 2023 MIPS final score is 100 of 100, reported for the practice group. The average among 454,083 clinicians with a measured score was 83.5.

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.