Katherine Ha, OD
Optometrist · Pomona, CA
Katherine Ha, OD is an optometrist with a practice address in Pomona, California, and NPI 1942727243, issued on Aug 28, 2017. Check the license (California 33797, as entered in NPPES) with the California board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Katherine Ha
- Credential
- OD
- Primary taxonomy
- Optometrist 152W00000X
- License number
- 33797 CA
Self-reported in NPPES; status is on the state search - Practice location
- 648 N Park Ave, Pomona, CA 91768
- Phone
- (909) 622-3531
- Enumerated
- Aug 28, 2017
- Record last updated
- Aug 28, 2017 (not updated in 9 years: call before relying on the address or phone)
- Medicare enrollment
- Enrolled (PECOS I20241209000672); accepts Medicare assignment
- Entity
- Type 1 · individual
8 nearest optometrist records → All 8,308 in California → Look up another NPI →
Also registered at 648 N Park Ave
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Ayaz Khan, D.O.Ophthalmology Physician1467617159
- Cynthia RaymundoOptometrist1447755889
Verify Katherine Ha in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich California board licenses this profession
Search for license 33797Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Industry payments in 2024: $121.84
1 payment: food and beverage; the largest payer was Dompe US, Inc. The 34,453 providers of this specialty with any payment received $769.99 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.
Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.
Bills Medicare through one group practice
- Eye Medical Clinic OF Fresno IncFresno, CA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Katherine Ha among 8,308 optometrist records in California
Katherine Ha, OD is one of 8,308 optometrist records with a practice address in California. 67% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2017, is newer than 76% of them.
- NPI issued2017 · 76% of these records are older, 21% newer
- In a Medicare fileYes · 67% of these records are
- In the CMS Doctors and Clinicians fileYes · 43% of these records are
- Graduated2017 · median 2008 among the 3,573 with a school on file
- Record last updated2017 · 67% 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 California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
52 optometrist records list a practice address in Pomona
They are 52 of the 5,102 NPPES records with a practice address in Pomona, and 8,308 optometrist records in California.
All 8,308 in California → Every provider in Pomona → Optometrist nationwide →
The 8 optometrist records with the nearest ZIP codes
- Cynthia RaymundoPomona, CA 917681447755889
- Victoria Cun, O.D.Pomona, CA 917671801226998
- Jennifer Le, ODPomona, CA 917671932938883
- Khanh Le, O.D.Pomona, CA 917671760526842
- Robert Schoenberg, ODPomona, CA 917671518921436
- Kieutien Tonnu, O.D.Pomona, CA 917671639331614
- Angel Barajas, ODPomona, CA 917661457825788
- Joseph Botrus, ODPomona, CA 917661174366090
Common questions
What is Katherine Ha, OD's NPI number?
Katherine Ha, OD's National Provider Identifier (NPI) is 1942727243, issued on Aug 28, 2017. An NPI identifies a provider in billing; it is not a license.
Where is Katherine Ha, OD located?
The NPPES record lists a practice address at 648 N Park Ave, Pomona, CA, 91768. Phone: (909) 622-3531. Providers update this record themselves, so call before visiting.
How can I verify Katherine Ha, OD's license?
NPPES lists California license number 33797, as entered by the provider. Search the California 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.
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.