NPPES file of Aug 9, 2026

Abigail Ahyeon Song, OD

Optometrist · Katy, TX

Abigail Ahyeon Song, OD is an optometrist with a practice address in Katy, Texas, and NPI 1427808443, issued on Mar 25, 2024. Check the license (Texas 11115TG, as entered in NPPES) with the Texas board that licenses this profession; the Medicare figures below come from public CMS files.

Record from CMS NPPES, file of Aug 9, 2026 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1427808443
Name
Abigail Ahyeon Song
Credential
OD
Primary taxonomy
Optometrist 152W00000X
License number
11115TG TX
Self-reported in NPPES; status is on the state search
Practice location
2530 W Grand Pkwy N, Katy, TX 77449
Phone
(713) 442-4222
Enumerated
Mar 25, 2024
Record last updated
Nov 21, 2025
Fax
(346) 674-3130
Medicare enrollment
Enrolled (PECOS I20251007004335); accepts Medicare assignment
Medical or professional school
University Of Houston - College Of Optometry, 2024
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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8 nearest optometrist records → All 5,006 in Texas → Look up another NPI →

Also registered at 2530 W Grand Pkwy N

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

  1. Umer Ansari, MDDermatology Physician1215469846
  2. Farah Mushtaq, M.DEndocrinology, Diabetes & Metabolism Physician1669727228
  3. Parul Sinha, MDOtolaryngology Physician1104118066

Verify Abigail Ahyeon Song in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich Texas board licenses this profession
    Search for license 11115TG    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 Texas license search

PlainDoctor does not match the HHS-OIG exclusion list to individual records: most entries carry no NPI. Search the OIG exclusion list by name.

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Bills Medicare through one group practice

  1. Kelsey-Seybold Medical Group, PLLCKaty, TX

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

Abigail Ahyeon Song among 5,006 optometrist records in Texas

Abigail Ahyeon Song, OD is one of 5,006 optometrist records with a practice address in Texas. 74% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2024, is newer than 92% of them.

  • NPI issued2024 · 92% of these records are older, 5% newer
  • In a Medicare fileYes · 74% of these records are
  • In the CMS Doctors and Clinicians fileYes · 58% of these records are
  • Graduated2024 · median 2010 among the 2,894 with a school on file
  • Record last updated2025 · 59% 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 Texas practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

83 optometrist records list a practice address in Katy

They are 83 of the 5,078 NPPES records with a practice address in Katy, and 5,006 optometrist records in Texas.

All 5,006 in Texas → Every provider in Katy → Optometrist nationwide →

The 8 optometrist records with the nearest ZIP codes

  1. Kimberly Bertrand, O.D.Katy, TX 774491497873038
  2. Melissa Carcano, O.D.Katy, TX 774491861708950
  3. Zubin Chacko, OD, MBA, MHAKaty, TX 774491689174914
  4. Steven Chau, ODKaty, TX 774491609397181
  5. Dorothy Chou, ODKaty, TX 774491033631478
  6. Preston Davis, O.D.Katy, TX 774491467804641
  7. Lambert Duong, O.D.Katy, TX 774491194151969
  8. Matthew Kauffman, O.D.Katy, TX 774491548522105

Common questions

What is Abigail Ahyeon Song, OD's NPI number?

Abigail Ahyeon Song, OD's National Provider Identifier (NPI) is 1427808443, issued on Mar 25, 2024. An NPI identifies a provider in billing; it is not a license.

Where is Abigail Ahyeon Song, OD located?

The NPPES record lists a practice address at 2530 W Grand Pkwy N, Katy, TX, 77449. Phone: (713) 442-4222. Providers update this record themselves, so call before visiting.

How can I verify Abigail Ahyeon Song, OD's license?

NPPES lists Texas license number 11115TG, as entered by the provider. Search the Texas board that licenses this profession; the NPPES record confirms identity 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.