NPPES file of Aug 9, 2026

Amasa L. Mecham, O.D.

Optometrist · Rock Springs, WY

Amasa L. Mecham, O.D. is an optometrist with a practice address in Rock Springs, Wyoming, and NPI 1306167838, issued on Jun 18, 2010. Check the license (Wyoming 456, as entered in NPPES) with the Wyoming 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
1306167838
Name
Amasa L. Mecham
Credential
O.D.
Primary taxonomy
Optometrist 152W00000X
License numbers
456 WY
TUV007647-1 NY
7571 T TX
Self-reported in NPPES; status is on the state search
Practice location
201 Gateway Blvd, Rock Springs, WY 82901
Phone
(803) 636-6450
Enumerated
Jun 18, 2010
Record last updated
Jan 4, 2025
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). A record is not a license: verify it with the state board.
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8 nearest optometrist records → All 147 in Wyoming → Look up another NPI →

Also registered at 201 Gateway Blvd

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

  1. Dean Brown, ODOptometrist1821051400
  2. Ryan Chandler, PHARMDPharmacist1588385470
  3. Lafe Ellerbeck, PHARMDPharmacist1629472089
  4. Seth Jenkins, O.D.Optometrist1477985869
  5. Carla Lefaivre, PHARMDPharmacist1316390149
  6. David Ma, R.PH.Pharmacist1194120782

Verify Amasa L. Mecham in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich Wyoming board licenses this profession
    Search for license 456    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 Wyoming license search

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86% fewer Medicare Part D claims than the average optometrist in 2024

39 Medicare Part D claims for 23 beneficiaries, against an average of 277 among the 33,128 providers of this specialty who prescribed in Part D. Brand-name drugs were 49% of claims.

  1. Amasa Mecham39
  2. Specialty average277

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.

Amasa L. Mecham among 147 optometrist records in Wyoming

Amasa L. Mecham, O.D. is one of 147 optometrist records with a practice address in Wyoming. 70% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2010, is newer than 71% of them.

  • NPI issued2010 · 71% of these records are older, 25% newer
  • In a Medicare fileYes · 70% of these records are
  • In the CMS Doctors and Clinicians fileNo · 63% of these records are
  • Record last updated2025 · 79% 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 Wyoming practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

11 optometrist records list a practice address in Rock Springs

They are 11 of the 620 NPPES records with a practice address in Rock Springs, and 147 optometrist records in Wyoming.

All 147 in Wyoming → Every provider in Rock Springs → Optometrist nationwide →

The 8 optometrist records with the nearest ZIP codes

  1. Alison Arrants, O.D.Rock Springs, WY 829011144270091
  2. Dean Brown, ODRock Springs, WY 829011821051400
  3. James Byars, ODRock Springs, WY 829011295712255
  4. Richard Canestrini, O.D.Rock Springs, WY 829011932108677
  5. Randy Fuja, O.D.Rock Springs, WY 829011215979976
  6. Seth Jenkins, O.D.Rock Springs, WY 829011477985869
  7. Helen Kim-Sholey, O. D.Rock Springs, WY 829011275520884
  8. Coby Ramsey, O.D.Rock Springs, WY 829011336197045

Common questions

What is Amasa L. Mecham, O.D.'s NPI number?

Amasa L. Mecham, O.D.'s National Provider Identifier (NPI) is 1306167838, issued on Jun 18, 2010. An NPI identifies a provider in billing; it is not a license.

Where is Amasa L. Mecham, O.D. located?

The NPPES record lists a practice address at 201 Gateway Blvd, Rock Springs, WY, 82901. Phone: (803) 636-6450. Providers update this record themselves, so call before visiting.

How can I verify Amasa L. Mecham, O.D.'s license?

NPPES lists Wyoming license number 456, as entered by the provider. Search the Wyoming board that licenses this profession; the NPPES record confirms identity only.

How much does Amasa L. Mecham, O.D. prescribe under Medicare Part D?

In 2024, Amasa L. Mecham, O.D. had 39 Medicare Part D claims for 23 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.

Written with AI tools from the named public files; every figure is computed from those files (how it is made).

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.