NPPES file of Aug 9, 2026

Helen Ong Lim, OD

Optometrist · Memphis, TN

Helen Ong Lim, OD is an optometrist with a practice address in Memphis, Tennessee, and NPI 1801880406, issued on Sep 9, 2005. Check the license (Tennessee ODT1382, as entered in NPPES) with the Tennessee 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
1801880406
Name
Helen Ong Lim
Credential
OD
Primary taxonomy
Optometrist 152W00000X
License number
ODT1382 TN
Self-reported in NPPES; status is on the state search
Practice location
4064 S Plaza Dr, Memphis, TN 38116
Phone
(901) 345-8464
Enumerated
Sep 9, 2005
Record last updated
May 28, 2008 (not updated in 18 years: call before relying on the address or phone)
Fax
(901) 332-2643
Medicare enrollment
Enrolled (PECOS I20120221000933); accepts Medicare assignment
Medical or professional school
Pacific University - College Of Optometry, 1991
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 4064 S Plaza Dr

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

  1. Marion Flowers, O.D.Optometrist1518397629

Verify Helen Ong Lim in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich Tennessee board licenses this profession
    Search for license ODT1382
    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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2.9 times the Medicare Part D claims of the average optometrist in 2024

814 Medicare Part D claims for 203 beneficiaries, against an average of 277 among the 33,128 providers of this specialty who prescribed in Part D. Brand-name drugs were 48% of claims.

  1. Helen Lim814
  2. Specialty average277

Most prescribed

  1. Latanoprost276 claims
  2. Dorzolamide-Timolol162 claims
  3. Lumigan91 claims
  4. Timolol Maleate35 claims
  5. Combigan33 claims
  6. Prednisolone Acetate28 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.

227 optometrist records list a practice address in Memphis

They are 227 of the 12,794 NPPES records with a practice address in Memphis, and 1,300 optometrist records in Tennessee.

Other optometrist records in Tennessee

  1. Catherine Abbott, O.D.Knoxville, TN1881034114
  2. Eddie Abernathy, ODRogersville, TN1831178508
  3. Khaled Abumayaleh, ODAlcoa, TN1811039266
  4. Thomas Adams, ODChattanooga, TN1699392464
  5. Brent Adamson, O.D.Paris, TN1629419957
  6. Sharon Adhami, O.D.Spring Hill, TN1225035983
  7. Emily Adkisson, ODMemphis, TN1619731247
  8. Mardia Ahmed, O.D.Knoxville, TN1528335999
  9. Sabina Ahmed, O.D.Knoxville, TN1427101716
  10. Ghaith Al-SowaidiChattanooga, TN1427586783

Common questions

What is Helen Ong Lim, OD's NPI number?

Helen Ong Lim, OD's National Provider Identifier (NPI) is 1801880406, issued on Sep 9, 2005. An NPI identifies a provider in billing; it is not a license.

Where is Helen Ong Lim, OD located?

The NPPES record lists a practice address at 4064 S Plaza Dr, Memphis, TN, 38116. Phone: (901) 345-8464. Providers update this record themselves, so call before visiting.

How can I verify Helen Ong Lim, OD's license?

NPPES lists Tennessee license number ODT1382, as entered by the provider. Search the Tennessee board that licenses this profession; the NPPES record confirms identity only.

How much does Helen Ong Lim, OD prescribe under Medicare Part D?

In 2024, Helen Ong Lim, OD had 814 Medicare Part D claims for 203 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.