Doctor profile · Federal record

Dr. Michael Hattan, OD

Optometrist (CMS: Optometry) · Corneal and Contact Management Optometrist · Hays, KS

  • NPI 1639128861
  • Accepts Medicare
  • MIPS 99.8 / 100 · 2023
  • 45 yrs in practice
  • Male
  • Solo practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
1517 E 27Th St
Hays, KS 676012111
(785) 625-2226
fax (785) 625-9167

Credentials & registration

NPPES · NUCC
NPI registered
May 2006 — 20 yrs on file
Profile last updated
April 5, 2024
Year of graduation
1981 — 45 yrs since
Specialty taxonomy
152W00000X — NUCC code
State license (1)
Kansas #1169-3
Medicaid
KS #30004371840002

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1639128861. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
1,237
Distinct HCPCS
9
Medicare allowed
$123,327
HCPCS Description Services Patients Avg allowed
92014 Established patient complete exam of visual system 650 643 $119
99213 Established patient office or other outpatient visit, 20-29 minutes 175 115 $85
99204 New patient office or other outpatient visit, 45-59 minutes 102 102 $157
99212 Established patient office or other outpatient visit, 10-19 minutes 81 61 $53
92134 Imaging of retina 70 66 $38
92250 Photography of the retina 52 48 $35
92133 Imaging of optic nerve 48 46 $35
92012 Established patient problem focused exam of visual system 37 37 $85
92083 Exam of visual field with extended testing 22 22 $59

In context: peer comparison

Among 3 peers in Hays Optometrist, average services per provider: 141. This provider delivers 8.8× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$100
Transactions
4
Manufacturers
1
Payer (manufacturer) Industry Txns Amount
CooperVision INC. 4 $100.04

By nature of payment

Food and Beverage
$100

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
351
Patients
75
Total drug cost
$30,347
Drug Type Claims Patients Total cost
Latanoprost Generic 207 39 $2,978
Timolol Maleate Generic 85 20 $959
Lumigan (Bimatoprost) Brand 18 0 $7,757
Neomycin-Polymyxin-Dexameth (Neomycin/Polymyxin B/Dexametha) Brand 18 16 $223
Restasis (Cyclosporine) Brand 12 0 $18,294
Amoxicillin-Clavulanate Potass (Amoxicillin/Potassium Clav) Brand 11 0 $135

Frequently asked questions

Auto-generated from federal data
What is Dr. Michael Hattan's medical specialty?
Dr. Michael Hattan practices Optometrist in Hays, KS.
Where does Dr. Michael Hattan practice?
Dr. Michael Hattan practices at 1517 E 27Th St, Hays, KS 676012111. Office phone: 7856252226.
What is Dr. Michael Hattan's NPI?
Dr. Michael Hattan's National Provider Identifier (NPI) is 1639128861, issued by NPPES.
Does Dr. Michael Hattan accept Medicare assignment?
Yes. Dr. Michael Hattan accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Michael Hattan commonly perform?
Top Medicare-reported procedures in 2023: Established patient complete exam of visual system (HCPCS 92014); Established patient office or other outpatient visit (HCPCS 99213); New patient office or other outpatient visit (HCPCS 99204). Source: CMS Medicare Physician & Other Practitioners file.