Katherine Hastings Zajac, O.D.
Optometrist · Kent, OH
Katherine Hastings Zajac, O.D. is an optometrist with a practice address in Kent, Ohio, and NPI 1215370143, issued on Apr 10, 2013. Check the license (Ohio 6200 T3115, as entered in NPPES) with the Ohio board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Katherine Hastings Zajac
- Credential
- O.D.
- Primary taxonomy
- Optometrist 152W00000X
- License number
- 6200 T3115 OH
Self-reported in NPPES; status is on the state search - Practice location
- 2013 State Route 59, Kent, OH 44240
- Phone
- (330) 678-0201
- Enumerated
- Apr 10, 2013
- Record last updated
- Mar 17, 2018 (not updated in 8 years: call before relying on the address or phone)
- Fax
- (330) 678-4272
- Medicaid ID
- 0108722 OH
- Medicare enrollment
- Enrolled (PECOS I20140808000749); accepts Medicare assignment
- Medical or professional school
- Illinois College Of Optometry At Chicago, 2013
- Entity
- Type 1 · individual
8 nearest optometrist records → All 2,443 in Ohio → Look up another NPI →
Also registered at 2013 State Route 59
A shared address usually means a shared clinic or building; it does not show who employs whom.
- David Beckett, ODOptometrist1841794880
- Kimberly Cingle, MDOphthalmology Physician1275567885
- Elizabeth Esparaz, MDOphthalmology Physician1053654004
- Katie Greiner, O.D.Optometrist1972732436
- Marc Jones, M.D.Ophthalmology Physician1790785772
- Lawrence Lohman, M.D.Ophthalmology Physician1154321859
Verify Katherine Hastings Zajac in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich Ohio board licenses this profession
Search for license 6200 T3115Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
2.7 times the Medicare Part D claims of the average optometrist in 2024
743 Medicare Part D claims for 229 beneficiaries, against an average of 277 among the 33,128 providers of this specialty who prescribed in Part D. Brand-name drugs were 32% of claims.
Most prescribed
- Latanoprost188 claims
- Erythromycin62 claims
- Dorzolamide-Timolol61 claims
- Timolol Maleate55 claims
- Brimonidine Tartrate53 claims
- Lumigan42 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.
The practice group's MIPS final score for 2023 (Medicare payment program): 93.1 of 100
The Merit-based Incentive Payment System score is reported for the practice group, not for one clinician alone. Four categories are weighted into the final score; the average among 454,083 clinicians with a measured score was 83.5.
Source: CMS Quality Payment Program, MIPS performance year 2023, group reporting; category weights for 2023 (qpp.cms.gov).
Industry payments in 2024: $30.49
1 payment: food and beverage; the largest payer was Sight Sciences, 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
- Northeast Ohio Eye Surgeons IncKent, OH
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Katherine Hastings Zajac among 2,443 optometrist records in Ohio
Katherine Hastings Zajac, O.D. is one of 2,443 optometrist records with a practice address in Ohio. 71% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2013, is newer than 69% of them.
- NPI issued2013 · 69% of these records are older, 29% newer
- In a Medicare fileYes · 71% of these records are
- In the CMS Doctors and Clinicians fileYes · 60% of these records are
- Graduated2013 · median 2006 among the 1,466 with a school on file
- Record last updated2018 · 70% 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 Ohio practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
12 optometrist records list a practice address in Kent
They are 12 of the 1,024 NPPES records with a practice address in Kent, and 2,443 optometrist records in Ohio.
All 2,443 in Ohio → Every provider in Kent → Optometrist nationwide →
The 8 optometrist records with the nearest ZIP codes
- David Beckett, ODKent, OH 442401841794880
- Diane Giffen, O.D.Kent, OH 442401891796207
- Katie Greiner, O.D.Kent, OH 442401972732436
- Brianna IdellKent, OH 442401386487361
- Christina Isaman, O.DKent, OH 442401396978060
- Elizabeth Muckley, O.D.Kent, OH 442401568462174
- Marcella Pipitone, O.D.Kent, OH 442401275910259
- Emily Reynolds, ODKent, OH 442401841728359
Common questions
What is Katherine Hastings Zajac, O.D.'s NPI number?
Katherine Hastings Zajac, O.D.'s National Provider Identifier (NPI) is 1215370143, issued on Apr 10, 2013. An NPI identifies a provider in billing; it is not a license.
Where is Katherine Hastings Zajac, O.D. located?
The NPPES record lists a practice address at 2013 State Route 59, Kent, OH, 44240. Phone: (330) 678-0201. Providers update this record themselves, so call before visiting.
How can I verify Katherine Hastings Zajac, O.D.'s license?
NPPES lists Ohio license number 6200 T3115, as entered by the provider. Search the Ohio board that licenses this profession; the NPPES record confirms identity only.
How much does Katherine Hastings Zajac, O.D. prescribe under Medicare Part D?
In 2024, Katherine Hastings Zajac, O.D. had 743 Medicare Part D claims for 229 beneficiaries; the average among optometrist prescribers was 277. Part D covers Medicare prescriptions only.
What is Katherine Hastings Zajac, O.D.'s MIPS final score?
The 2023 MIPS final score is 93.1 of 100, reported for the practice group. The average among 454,083 clinicians with a measured score was 83.5.
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.