Koyoh John Ngala, O.D.
Optometrist · Galveston, TX
Koyoh John Ngala, O.D. is an optometrist with a practice address in Galveston, Texas, and NPI 1821078684, issued on Jan 18, 2006. Check the license (Texas 5306TG, as entered in NPPES) with the Texas board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Koyoh John Ngala
- Credential
- O.D.
- Primary taxonomy
- Optometrist 152W00000X
- License number
- 5306TG TX
Self-reported in NPPES; status is on the state search - Practice location
- 6191 Central City Blvd, Galveston, TX 77551
- Phone
- (409) 744-4940
- Enumerated
- Jan 18, 2006
- Record last updated
- Jun 17, 2024
- Fax
- (409) 744-6036
- Medicare enrollment
- Enrolled (PECOS I20060817000146); accepts Medicare assignment
- Medical or professional school
- Illinois College Of Optometry At Chicago, 1996
- Entity
- Type 1 · individual
8 nearest optometrist records → All 5,006 in Texas → Look up another NPI →
Verify Koyoh John Ngala in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich Texas board licenses this profession
Search for license 5306TGCheck the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
96% fewer Medicare Part D claims than the average optometrist in 2024
11 Medicare Part D claims, against an average of 277 among the 33,128 providers of this specialty who prescribed in Part D.
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.
Koyoh John Ngala among 5,006 optometrist records in Texas
Koyoh John Ngala, O.D. 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 2006, is newer than 9% of them.
- NPI issued2006 · 9% of these records are older, 65% newer
- In a Medicare fileYes · 74% of these records are
- In the CMS Doctors and Clinicians fileYes · 58% of these records are
- Graduated1996 · median 2010 among the 2,894 with a school on file
- Record last updated2024 · 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).
Optometrist providers in Texas
There are 5,006 optometrist records in Texas.
All 5,006 in Texas → Every provider in Galveston → Optometrist nationwide →
The 8 optometrist records with the nearest ZIP codes
- Huong Ha, O.DGalveston, TX 775511841360211
- Angelica Juarez, ODGalveston, TX 775511326867912
- Christopher Nguyen, O.DGalveston, TX 775511730209255
- Khoi-Nguyen Nguyen, O.D.Galveston, TX 775511013205491
- Patti Zein Eldin, ODGalveston, TX 775511245398320
- Leah Dantin, O.D.Galveston, TX 775501851742019
- Kevin Katz, O.D.Galveston, TX 775501043324833
- Ray Matocha, O.D.Galveston, TX 775501881743151
Common questions
What is Koyoh John Ngala, O.D.'s NPI number?
Koyoh John Ngala, O.D.'s National Provider Identifier (NPI) is 1821078684, issued on Jan 18, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Koyoh John Ngala, O.D. located?
The NPPES record lists a practice address at 6191 Central City Blvd, Galveston, TX, 77551. Phone: (409) 744-4940. Providers update this record themselves, so call before visiting.
How can I verify Koyoh John Ngala, O.D.'s license?
NPPES lists Texas license number 5306TG, as entered by the provider. Search the Texas board that licenses this profession; the NPPES record confirms identity only.
How much does Koyoh John Ngala, O.D. prescribe under Medicare Part D?
In 2024, Koyoh John Ngala, O.D. had 11 Medicare Part D claims; 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.