NPPES file of Aug 9, 2026

Frank Y. Lam, O.D.

Optometrist · Klamath Falls, OR

Frank Y. Lam, O.D. is an optometrist with a practice address in Klamath Falls, Oregon, and NPI 1558331645, issued on Jan 23, 2006. Check the license (Oregon 2516T, as entered in NPPES) with the Oregon 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
1558331645
Name
Frank Y. Lam
Credential
O.D.
Primary taxonomy
Optometrist 152W00000X
License number
2516T OR
Self-reported in NPPES; status is on the state search
Practice location
705 Main St, Klamath Falls, OR 97601
Phone
(541) 850-5253
Enumerated
Jan 23, 2006
Record last updated
Oct 16, 2007 (not updated in 19 years: call before relying on the address or phone)
Fax
(541) 880-5595
Medicaid ID
079582 OR
Medicare enrollment
Enrolled (PECOS I20100715000996); may accept Medicare assignment
Medical or professional school
Pacific University - College Of Optometry, 1995
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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Verify Frank Y. Lam in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich Oregon board licenses this profession
    Search for license 2516T
    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
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82% fewer Medicare Part D claims than the average optometrist in 2024

50 Medicare Part D claims for 22 beneficiaries, against an average of 277 among the 33,128 providers of this specialty who prescribed in Part D. Brand-name drugs were 72% of claims.

  1. Frank Lam50
  2. Specialty average277

Most prescribed

  1. Tobramycin-Dexamethasone16 claims
  2. Latanoprost11 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.

Frank Y. Lam among 944 optometrist records in Oregon

Frank Y. Lam, 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 2006, is newer than 11% of them.

  • NPI issued2006 · 11% of these records are older, 60% newer
  • In a Medicare fileYes · 69% of these records are
  • In the CMS Doctors and Clinicians fileYes · 58% of these records are
  • Graduated1995 · median 2010 among the 552 with a school on file
  • Record last updated2007 · 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).

Optometrist providers in Oregon

There are 944 optometrist records in Oregon.

The 8 optometrist records with the nearest ZIP codes

  1. Robert Creed, O.D.Klamath Falls, OR 976011174616163
  2. Kyle Dearing, ODKlamath Falls, OR 976011346809787
  3. Alexandria Hutzell, O.D.Klamath Falls, OR 976011891318093
  4. Kory LockenKlamath Falls, OR 976011972357960
  5. Jennifer Sparks, O.D.Klamath Falls, OR 976011285694000
  6. Edwin Tuhy, O.D.Klamath Falls, OR 976011447219977
  7. John Zelnar, O.D.Klamath Falls, OR 976011376502807
  8. Donald Johnson, ODKlamath Falls, OR 976031841474731

Common questions

What is Frank Y. Lam, O.D.'s NPI number?

Frank Y. Lam, O.D.'s National Provider Identifier (NPI) is 1558331645, issued on Jan 23, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Frank Y. Lam, O.D. located?

The NPPES record lists a practice address at 705 Main St, Klamath Falls, OR, 97601. Phone: (541) 850-5253. Providers update this record themselves, so call before visiting.

How can I verify Frank Y. Lam, O.D.'s license?

NPPES lists Oregon license number 2516T, as entered by the provider. Search the Oregon board that licenses this profession; the NPPES record confirms identity only.

How much does Frank Y. Lam, O.D. prescribe under Medicare Part D?

In 2024, Frank Y. Lam, O.D. had 50 Medicare Part D claims for 22 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.