James Michael Riley, O D
Optometrist · Arcata, CA
James Michael Riley, O D is an optometrist with a practice address in Arcata, California, and NPI 1063542454, issued on Mar 6, 2007. Check the license with the California board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- James Michael Riley
- Credential
- O D
- Primary taxonomy
- Optometrist 152W00000X
- License number
- 01112 AZ
Self-reported in NPPES; status is on the state search - Practice location
- 1600 Weeot Way, Arcata, CA 95521
- Phone
- (707) 825-5000
- Enumerated
- Mar 6, 2007
- Record last updated
- Aug 16, 2022
- Fax
- (707) 825-6747
- Medicaid ID
- 773954 AZ
- Medicare enrollment
- Enrolled (PECOS I20180611001509); accepts Medicare assignment
- Medical or professional school
- Southern California College Of Optometry, 2001
- Entity
- Type 1 · individual
8 nearest optometrist records → All 8,308 in California → Look up another NPI →
Also registered at 1600 Weeot Way
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify James Michael Riley in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich California board licenses this professionCheck the board
- 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
62% fewer Medicare Part D claims than the average optometrist in 2024
104 Medicare Part D claims for 26 beneficiaries, against an average of 277 among the 33,128 providers of this specialty who prescribed in Part D. Brand-name drugs were 83% of claims.
Most prescribed
- Latanoprost70 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.
Bills Medicare through one group practice
- United Indian Health Services, Inc.Arcata, CA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
James Michael Riley among 8,308 optometrist records in California
James Michael Riley, O D is one of 8,308 optometrist records with a practice address in California. 67% 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 34% of them.
- NPI issued2007 · 34% of these records are older, 46% newer
- In a Medicare fileYes · 67% of these records are
- In the CMS Doctors and Clinicians fileYes · 43% of these records are
- Graduated2001 · median 2008 among the 3,573 with a school on file
- Record last updated2022 · 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 California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Optometrist providers in California
There are 8,308 optometrist records in California.
All 8,308 in California → Every provider in Arcata → Optometrist nationwide →
The 8 optometrist records with the nearest ZIP codes
- Marcus Appy, O.D.Arcata, CA 955211144453002
- Loren Azevedo, O. D.Arcata, CA 955211780789818
- Samuel Johnson, ODArcata, CA 955211073009114
- Lori Macfarlane, O.D.McKinleyville, CA 955191356490130
- Phillip Ruprecht, O.D.McKinleyville, CA 955191851440713
- Karl Bruhns, O.D.Crescent City, CA 955311497730691
- Christopher Cabrera, ODFerndale, CA 955361285601120
- Aaron Cole, O.D.Eureka, CA 955031841525920
Common questions
What is James Michael Riley, O D's NPI number?
James Michael Riley, O D's National Provider Identifier (NPI) is 1063542454, issued on Mar 6, 2007. An NPI identifies a provider in billing; it is not a license.
Where is James Michael Riley, O D located?
The NPPES record lists a practice address at 1600 Weeot Way, Arcata, CA, 95521. Phone: (707) 825-5000. Providers update this record themselves, so call before visiting.
How can I verify James Michael Riley, O D's license?
Search the California board that licenses this profession; the NPPES record confirms identity only.
How much does James Michael Riley, O D prescribe under Medicare Part D?
In 2024, James Michael Riley, O D had 104 Medicare Part D claims for 26 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.