Thomas A. Chewerda, O.D.
Optometrist · Saint Helens, OR
Thomas A. Chewerda, O.D. is an optometrist with a practice address in Saint Helens, Oregon, and NPI 1164652590, issued on Jul 20, 2009. Check the license (Oregon 3308ATI, as entered in NPPES) with the Oregon board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Thomas A. Chewerda
- Credential
- O.D.
- Primary taxonomy
- Optometrist 152W00000X
- License number
- 3308ATI OR
Self-reported in NPPES; status is on the state search - Practice location
- 1864 Columbia Blvd, Saint Helens, OR 97051
- Phone
- (503) 397-2020
- Enumerated
- Jul 20, 2009
- Record last updated
- Jun 13, 2013 (not updated in 13 years: call before relying on the address or phone)
- Fax
- (503) 397-7701
- Medicare enrollment
- Enrolled (PECOS I20100820000523); accepts Medicare assignment
- Medical or professional school
- Pacific University - College Of Optometry, 2009
- Entity
- Type 1 · individual
8 nearest optometrist records → All 944 in Oregon → Look up another NPI →
Also registered at 1864 Columbia Blvd
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Sarah Chewerda, O.D.Optometrist1306037098
- Daniel Mannen, O.D.Optometrist1609831973
- Laurel Mannen, O.D.Optometrist1467553693
Verify Thomas A. Chewerda in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich Oregon board licenses this profession
Search for license 3308ATICheck the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
47% more Medicare Part D claims than the average optometrist in 2024
406 Medicare Part D claims for 93 beneficiaries, against an average of 277 among the 33,128 providers of this specialty who prescribed in Part D. Brand-name drugs were 36% of claims.
Most prescribed
- Latanoprost174 claims
- Timolol Maleate66 claims
- Prednisolone Acetate29 claims
- Dorzolamide Hcl21 claims
- Tobramycin-Dexamethasone18 claims
- Dorzolamide-Timolol17 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: $200.94
6 payments; by number, the most common kind was food and beverage; the largest payer was CooperVision 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.
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
- Family Vision OF Oregon PCSaint Helens, OR
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Thomas A. Chewerda among 944 optometrist records in Oregon
Thomas A. Chewerda, O.D. is one of 944 optometrist records with a practice address in Oregon. 69% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2009, is newer than 55% of them.
- NPI issued2009 · 55% of these records are older, 40% newer
- In a Medicare fileYes · 69% of these records are
- In the CMS Doctors and Clinicians fileYes · 58% of these records are
- Graduated2009 · median 2010 among the 552 with a school on file
- Record last updated2013 · 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 Oregon practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
6 optometrist records list a practice address in Saint Helens
They are 6 of the 618 NPPES records with a practice address in Saint Helens, and 944 optometrist records in Oregon.
All 944 in Oregon → Every provider in Saint Helens → Optometrist nationwide →
The 8 optometrist records with the nearest ZIP codes
- Sarah Chewerda, O.D.Saint Helens, OR 970511306037098
- George Curnutt, O.D.St Helens, OR 970511104895804
- Jahaira Lassala, ODSaint Helens, OR 970511295472033
- Daniel Mannen, O.D.Saint Helens, OR 970511609831973
- Laurel Mannen, O.D.Saint Helens, OR 970511467553693
- Brooks Rodman, O.D.Saint Helens, OR 970511801116199
- Lena Walker, O.D.St Helens, OR 970511831127398
- Tina Jeo, O.D.Sandy, OR 970551184841553
Common questions
What is Thomas A. Chewerda, O.D.'s NPI number?
Thomas A. Chewerda, O.D.'s National Provider Identifier (NPI) is 1164652590, issued on Jul 20, 2009. An NPI identifies a provider in billing; it is not a license.
Where is Thomas A. Chewerda, O.D. located?
The NPPES record lists a practice address at 1864 Columbia Blvd, Saint Helens, OR, 97051. Phone: (503) 397-2020. Providers update this record themselves, so call before visiting.
How can I verify Thomas A. Chewerda, O.D.'s license?
NPPES lists Oregon license number 3308ATI, as entered by the provider. Search the Oregon board that licenses this profession; the NPPES record confirms identity only.
How much does Thomas A. Chewerda, O.D. prescribe under Medicare Part D?
In 2024, Thomas A. Chewerda, O.D. had 406 Medicare Part D claims for 93 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.