NPPES file of Aug 9, 2026

John L. Mason, O.D.

Optometrist · Columbia, SC

John L. Mason, O.D. is an optometrist with a practice address in Columbia, South Carolina, and NPI 1134100530, issued on Nov 11, 2005. Check the license (South Carolina 1186, as entered in NPPES) with the South Carolina 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
1134100530
Name
John L. Mason
Credential
O.D.
Primary taxonomy
Optometrist 152W00000X
License number
1186 SC
Self-reported in NPPES; status is on the state search
Practice location
141 Wildewood Park Dr, Columbia, SC 29223
Phone
(803) 865-5522
Enumerated
Nov 11, 2005
Record last updated
Oct 31, 2011 (not updated in 15 years: call before relying on the address or phone)
Fax
(803) 865-5496
Medicaid IDs
D11869 SC
DA9757 SC
DA9816 SC
Medicare enrollment
Enrolled (PECOS I20100223000627); accepts Medicare assignment
Medical or professional school
Southern College Of Optometry, 2000
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 141 Wildewood Park Dr

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

  1. Katherine Mason, O.D.Optometrist1619946027

Verify John L. Mason in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich South Carolina board licenses this profession
    Search for license 1186
    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 South Carolina license search

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28% fewer Medicare Part D claims than the average optometrist in 2024

200 Medicare Part D claims for 69 beneficiaries, against an average of 277 among the 33,128 providers of this specialty who prescribed in Part D. Brand-name drugs were 38% of claims.

  1. John Mason200
  2. Specialty average277

Most prescribed

  1. Latanoprost111 claims
  2. Lumigan16 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: $258.79

4 payments; by number, the most common kind was food and beverage; the largest payer was Bausch & Lomb Americas 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. John Mason$258.79
  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. Mason Family Vision PCColumbia, SC

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

John L. Mason among 749 optometrist records in South Carolina

John L. Mason, O.D. is one of 749 optometrist records with a practice address in South Carolina. 77% 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, 89% newer
  • In a Medicare fileYes · 77% of these records are
  • In the CMS Doctors and Clinicians fileYes · 62% of these records are
  • Graduated2000 · median 2005 among the 463 with a school on file
  • Record last updated2011 · 60% 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 South Carolina practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Optometrist providers in South Carolina

There are 749 optometrist records in South Carolina.

The 8 optometrist records with the nearest ZIP codes

  1. Eric Brinkley, ODColumbia, SC 292231063862829
  2. Rachel Ferguson, ODColumbia, SC 292231942722293
  3. James GrantColumbia, SC 292231275973125
  4. Katherine Mason, O.D.Columbia, SC 292231619946027
  5. Michael McClay, O.D.Columbia, SC 292231881669802
  6. Kristy O'Brien, ODColumbia, SC 292231699342162
  7. Nicole Sherman, O.D.Columbia, SC 292231609056340
  8. Mark Taylor, O.D.Columbia, SC 292231811957962

Common questions

What is John L. Mason, O.D.'s NPI number?

John L. Mason, O.D.'s National Provider Identifier (NPI) is 1134100530, issued on Nov 11, 2005. An NPI identifies a provider in billing; it is not a license.

Where is John L. Mason, O.D. located?

The NPPES record lists a practice address at 141 Wildewood Park Dr, Columbia, SC, 29223. Phone: (803) 865-5522. Providers update this record themselves, so call before visiting.

How can I verify John L. Mason, O.D.'s license?

NPPES lists South Carolina license number 1186, as entered by the provider. Search the South Carolina board that licenses this profession; the NPPES record confirms identity only.

How much does John L. Mason, O.D. prescribe under Medicare Part D?

In 2024, John L. Mason, O.D. had 200 Medicare Part D claims for 69 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.