John Oliver Ryan, O.D.
Optometrist · West Jefferson, NC
John Oliver Ryan, O.D. is an optometrist with a practice address in West Jefferson, North Carolina, and NPI 1013970474, issued on Apr 7, 2006. Check the license (North Carolina 1174, as entered in NPPES) with the North Carolina board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- John Oliver Ryan
- Credential
- O.D.
- Primary taxonomy
- Optometrist 152W00000X
- License number
- 1174 NC
Self-reported in NPPES; status is on the state search - Practice location
- 306jefferson Ave, West Jefferson, NC 28694
- Phone
- (336) 246-8863
- Enumerated
- Apr 7, 2006
- Record last updated
- Apr 17, 2008 (not updated in 18 years: call before relying on the address or phone)
- Fax
- (336) 246-8864
- Medicaid ID
- 8909820 NC
- Medicare enrollment
- Enrolled (PECOS I20080613000163); accepts Medicare assignment
- Entity
- Type 1 · individual
8 nearest optometrist records → All 1,480 in North Carolina → Look up another NPI →
Verify John Oliver Ryan in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich North Carolina board licenses this profession
Search for license 1174Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
1% fewer Medicare Part D claims than the average optometrist in 2024
275 Medicare Part D claims for 80 beneficiaries, against an average of 277 among the 33,128 providers of this specialty who prescribed in Part D. Brand-name drugs were 26% of claims.
Most prescribed
- Latanoprost97 claims
- Neomycin-Polymyxin-Dexameth31 claims
- Tobramycin-Dexamethasone23 claims
- Dorzolamide-Timolol21 claims
- Lumigan20 claims
- Dorzolamide Hcl15 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.
John Oliver Ryan among 1,480 optometrist records in North Carolina
John Oliver Ryan, O.D. is one of 1,480 optometrist records with a practice address in North Carolina. 80% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2006, is newer than 15% of them.
- NPI issued2006 · 15% of these records are older, 51% newer
- In a Medicare fileYes · 80% of these records are
- In the CMS Doctors and Clinicians fileYes · 72% of these records are
- Graduated1974 · median 2006 among the 1,060 with a school on file
- Record last updated2008 · 62% 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 North Carolina practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Optometrist providers in North Carolina
There are 1,480 optometrist records in North Carolina.
All 1,480 in North Carolina → Every provider in West Jefferson → Optometrist nationwide →
The 8 optometrist records with the nearest ZIP codes
- Olee Olsen, O.D.Vilas, NC 286921861823346
- Michael Vollmer, ODWilkesboro, NC 286971821083593
- Harold Champion, ODArden, NC 287041982649489
- Jennifer Faber, O.D.Arden, NC 287041205183183
- Linda Frady, O.D.Arden, NC 287041740386655
- Lisa Greene, O.DArden, NC 287041134147093
- Adam GreeneArden, NC 287041598465262
- Mark Jacobs, ODArden, NC 287041457392466
Common questions
What is John Oliver Ryan, O.D.'s NPI number?
John Oliver Ryan, O.D.'s National Provider Identifier (NPI) is 1013970474, issued on Apr 7, 2006. An NPI identifies a provider in billing; it is not a license.
Where is John Oliver Ryan, O.D. located?
The NPPES record lists a practice address at 306jefferson Ave, West Jefferson, NC, 28694. Phone: (336) 246-8863. Providers update this record themselves, so call before visiting.
How can I verify John Oliver Ryan, O.D.'s license?
NPPES lists North Carolina license number 1174, as entered by the provider. Search the North Carolina board that licenses this profession; the NPPES record confirms identity only.
How much does John Oliver Ryan, O.D. prescribe under Medicare Part D?
In 2024, John Oliver Ryan, O.D. had 275 Medicare Part D claims for 80 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.