Registry data as of Aug 27, 2026

Michael Hattan, OD

Corneal and Contact Management Optometrist · Hays, KS

Michael Hattan, OD is a corneal and contact management optometrist with a practice address in Hays, Kansas, and NPI 1639128861, issued on May 6, 2006. Check the license (Kansas 1169-3, as entered in NPPES) with the Kansas board that licenses this profession; the Medicare figures below come from public CMS files.

Record from CMS NPPES, loaded Aug 27, 2026 · Medicare files 2023 and 2024 · method · Verify with CMS →

NPPES recordas of Aug 27, 2026
1639128861
Name
Michael Hattan
Credential
OD
Primary taxonomy
Corneal and Contact Management Optometrist 152WC0802X
License number
1169-3 KS
Self-reported in NPPES; status is on the state search
Practice location
1517 E 27TH St, Hays, KS 67601
Phone
(785) 625-2226
Enumerated
May 6, 2006
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). A record is not a license: verify it with the state board.
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Also registered at 1517 E 27TH St

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

  1. Nicholas Mondero, O.D.Optometrist1942648852
  2. Anthony Taylor, O.D.Optometrist1770839854

Verify Michael Hattan in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich Kansas board licenses this profession
    Search for license 1169-3
    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 Kansas 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.

71% more Medicare Part D claims than the average corneal and contact management optometrist in 2024

435 Medicare Part D claims for 106 beneficiaries, against an average of 254 among the 850 providers of this specialty who prescribed in Part D. Brand-name drugs were 27% of claims.

  1. Michael Hattan435
  2. Specialty average254

Most prescribed

  1. Latanoprost212 claims
  2. Timolol Maleate99 claims
  3. Neomycin-Polymyxin-Dexameth25 claims
  4. Lumigan22 claims
  5. Prednisolone Acetate13 claims
  6. Amoxicillin-Clavulanate Potass11 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 Medicare quality score for 2023: 99.8 of 100

The Merit-based Incentive Payment System score is reported for this clinician. Four categories are weighted into the final score; the average among 454,083 clinicians with a measured score was 83.5.

  1. Qualityout of 100 · 30% of the final score99.6
  2. Costout of 100 · 30%
  3. Promoting interoperabilityout of 100 · 25%
  4. Improvement activities40 of 40 points · 15%100.0

Source: CMS Quality Payment Program, MIPS performance year 2023; category weights for 2023 (qpp.cms.gov).

Industry payments in 2024: $100.04

4 payments, mostly food and beverage; the largest payer was CooperVision Inc.. The 901 providers of this specialty with any payment received $1,560.29 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Michael Hattan$100.04
  2. Specialty average$1,560.29

Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.

Corneal and Contact Management Optometrist providers in Kansas

There are 14 corneal and contact management optometrist records in Kansas.

Other corneal and contact management optometrist records in Kansas

  1. Andrea Beatty, O.D.Shawnee, KS1093908329
  2. Raymond Brill, OD, FAAO, FOAAMission, KS1871617787
  3. Jay Burlingame, O.D.Overland Park, KS1336110808
  4. Amy Havens Lower, O.D.Hiawatha, KS1649364704
  5. Charles Holland, O.D.Oskaloosa, KS1134294549
  6. Paul Klenklen, O.D.Overland Park, KS1205911260
  7. Carl Kramer, ODOlathe, KS1235512286
  8. Gerard Lozada, O.D.Overland Park, KS1902876048
  9. Melissa Price, O.D.Olathe, KS1578669719
  10. Marisa Rayburn, O.DOverland Park, KS1538296769

Common questions

What is Michael Hattan, OD's NPI number?

Michael Hattan, OD's National Provider Identifier (NPI) is 1639128861, issued on May 6, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Michael Hattan, OD located?

The NPPES record lists a practice address at 1517 E 27TH St, Hays, KS, 67601. Phone: (785) 625-2226. Providers update this record themselves, so call before visiting.

How can I verify Michael Hattan, OD's license?

NPPES lists Kansas license number 1169-3, as entered by the provider. Search the Kansas board that licenses this profession; the NPPES record confirms identity only.

How much does Michael Hattan, OD prescribe under Medicare Part D?

In 2024, Michael Hattan, OD had 435 Medicare Part D claims for 106 beneficiaries; the average among corneal and contact management optometrist prescribers was 254. Part D covers Medicare prescriptions only.

What is Michael Hattan, OD's Medicare quality score?

The 2023 MIPS final score is 99.8 of 100. The average among 454,083 clinicians with a measured score was 83.5.

Source: CMS National Plan and Provider Enumeration System (NPPES), loaded Aug 27, 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.

Every figure on PlainDoctor is rendered directly from the federal CMS NPPES registry, Medicare Part D, MIPS, and Open Payments records, no number is typed in by an editor. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 27, 2026.