NPPES file of Aug 9, 2026

Claire Tobias Rocken, OD

Optometrist · Stickney, IL

Claire Tobias Rocken, OD is an optometrist with a practice address in Stickney, Illinois, and NPI 1750950101, issued on Jun 21, 2021. Check the license 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
1750950101
Name
Claire Tobias Rocken
Credential
OD
Primary taxonomy
Optometrist 152W00000X
License number
OPT.0003706 CO
Self-reported in NPPES; status is on the state search
Practice location
4401 S Harlem Ave, Stickney, IL 60402
Phone
(708) 788-3400
Enumerated
Jun 21, 2021
Record last updated
Jul 11, 2025
Medicare enrollment
Enrolled (PECOS I20250716002607); accepts Medicare assignment
Medical or professional school
Illinois College Of Optometry At Chicago, 2021
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 4401 S Harlem Ave

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

  1. Kinzy Frizzle, O.D.Optometrist1699158949
  2. Emily Jacobs, MDCornea and External Diseases Specialist Physician1669715959
  3. Raymond Nootens, M.D.Ophthalmology Physician1689687790

Verify Claire Tobias Rocken in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich Illinois board licenses this professionCheck 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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50% fewer Medicare Part D claims than the average optometrist in 2024

138 Medicare Part D claims for 61 beneficiaries, against an average of 277 among the 33,128 providers of this specialty who prescribed in Part D. Brand-name drugs were 44% of claims.

  1. Claire Rocken138
  2. Specialty average277

Most prescribed

  1. Latanoprost59 claims
  2. Restasis14 claims
  3. Prednisolone Acetate11 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: $1,030.92

29 payments; by number, the most common kind was food and beverage; the largest payer was Biotissue Holdings Inc. 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. Claire Rocken$1,030.92
  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 2 group practices

  1. Colorado Eye Surgeons LLCDenver, CO
  2. Ronald S Weiss MD SCStickney, IL

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

2 optometrist records list a practice address in Stickney

They are 2 of the 27 NPPES records with a practice address in Stickney, and 2,697 optometrist records in Illinois.

Other optometrist records in Illinois

  1. Marvin Aal, O.D.Chicago, IL1184634180
  2. Russul Abbas, ODGurnee, IL1285129007
  3. Sarah Abbott, ODPark Ridge, IL1881333565
  4. Mahmud Abdallah, ODAlsip, IL1417501248
  5. Nada AbdallahDeerfield, IL1669206066
  6. Saul Abraham, O.D.Mt Prospect, IL1285772400
  7. Aarlan Aceto, ODDowners Grove, IL1013064385
  8. Jodi Acharya, O.D.Arlington Heights, IL1982769469
  9. Treacy Adamo, O.D.Hinsdale, IL1043395254
  10. Carla Adams, O.D.St Charles, IL1720199409

Common questions

What is Claire Tobias Rocken, OD's NPI number?

Claire Tobias Rocken, OD's National Provider Identifier (NPI) is 1750950101, issued on Jun 21, 2021. An NPI identifies a provider in billing; it is not a license.

Where is Claire Tobias Rocken, OD located?

The NPPES record lists a practice address at 4401 S Harlem Ave, Stickney, IL, 60402. Phone: (708) 788-3400. Providers update this record themselves, so call before visiting.

How can I verify Claire Tobias Rocken, OD's license?

Search the Illinois board that licenses this profession; the NPPES record confirms identity only.

How much does Claire Tobias Rocken, OD prescribe under Medicare Part D?

In 2024, Claire Tobias Rocken, OD had 138 Medicare Part D claims for 61 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.