Michael Alan Hattan, OD
- Medicare patients, 2024
- 806
- Part D claims, 2024
- 435
- MIPS score, 2024
- 98
- Industry payments
- $59
- Affiliated sites
- 1
- Practice address
- 600 Park St, Hays, KS 67601
- Practice phone
- Call (785) 628-4293
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Fort Hays State University - Health and Wellness Services
College / University Student Health · Hays, Kansas
Find Michael Hattan's professional email, personal email and mobile number
Dmand AI checks each channel through healthcare-specific waterfall enrichment. See what is on file with a free account, with practice phones, licenses and affiliations.
Michael Alan Hattan is an optometrist in Hays, Kansas
Michael Hattan practices at Fort Hays State University - Health and Wellness Services in Hays, Kansas.
Michael Hattan's NPI, 1639128861, was assigned on May 6, 2006. Michael Hattan graduated from Southern California College of Optometry in 1981. Michael Hattan holds Kansas license 1169-3.
- NPI
- 1639128861NPI Registry (opens in a new tab)
- Medicare PAC ID
- 4284680406
- NPI enumeration date
- May 6, 2006
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (785) 628-4293
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 71
- Medical school graduation
- 1981
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Michael Alan Hattan practices at Fort Hays State University - Health and Wellness Services in Hays, Kansas
Michael Hattan's primary practice is Fort Hays State University - Health and Wellness Services, at 600 Park St, Hays, KS 67601. The practice phone is (785) 628-4293.
- Fort Hays State University - Health and Wellness Services600 Park St, Hays, KS 67601Phone(785) 628-4293
Source: Dmand AI Affiliation Data
Michael Alan Hattan is affiliated with 1 site of care
Michael Hattan's primary practice is Fort Hays State University - Health and Wellness Services in Hays, Kansas.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Michael Alan Hattan's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Michael Hattan practices. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Fort Hays State University - Health and Wellness Services | Available with a free account |
Source: Dmand AI Technology Install Data
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Michael Alan Hattan is one of 548 optometrists in Kansas
Optometrist is Michael Hattan's primary specialty in the NPI Registry, under taxonomy code 152W00000X. Michael Hattan is licensed in Kansas.
Specialties and state licenses
- Optometrist, KansasPrimary
Optometrists near Michael Hattan
Counts of optometrists with a Dmand AI profile, by place and practice. Each opens the list.
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Peer Benchmarks
Michael Alan Hattan treated 806 Medicare patients in 2024, average age 74
CMS counts 806 Medicare patients who saw Michael Hattan in 2024. The largest group is 65 to 74, with 376 patients. 75% of them have high cholesterol, and 72% have high blood pressure. 14% are also on Medicaid. Their average risk score is 0.99, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Michael Hattan's median patient age at 65, with 51% women.
Michael Hattan's Medicare patients by age, 2024
Michael Hattan's Medicare patients by sex, 2024
- Women47959%
- Men32741%
Chronic conditions among Michael Hattan's Medicare patients, 2024
- High cholesterol75%
- High blood pressure72%
- Arthritis42%
- Diabetes24%
- Chronic kidney disease22%
- Ischemic heart disease22%
- Anxiety20%
- Mood disorders20%
Share of Medicare patients with each condition. A patient can have several.
Michael Hattan's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 65
Patient panel by sex, all payers
- Women51%
- Men49%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Michael Alan Hattan wrote 435 Medicare Part D claims in 2024
In 2024, Michael Hattan wrote 435 Medicare Part D claims for 106 patients. 73% of them were for generic drugs.
Michael Hattan's Part D claims by kind of drug, 2024
- Generic318 claims73%
- Brand-name117 claims27%
Drug classes CMS tracks in Michael Hattan's Part D claims, 2024
- Antibiotics3%13 of 435 claims
Share of all Part D claims for each drug class CMS reports on. Classes with no claims are left out.
Source: Medicare Part D Prescribers - by Provider (CMS), 2024 data
Michael Alan Hattan scored 98 out of 100 in Medicare's MIPS program for 2024
CMS publishes a Merit-based Incentive Payment System (MIPS) score of 98 out of 100 for Michael Hattan for performance year 2024, reported individually. Michael Hattan accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS counts 24 procedures of cataract surgery by Michael Hattan, more than 48% of the clinicians it reports for that procedure.
- Accepts Medicare assignment
- Yes
Michael Hattan's MIPS scores, performance year 2024
- 98of 100Final score
- 96.3of 100Quality
- 40of 100Improvement Activities
Each score is out of 100. The final score weighs the categories CMS scored for this clinician.
Where Michael Hattan ranks in Medicare procedure volume
- Cataract surgery
- 48th percentile24 procedures
CMS ranks each clinician against every clinician it reports for the same procedure category.
Sources: Doctors and Clinicians National Downloadable File (CMS); Clinician Public Reporting: Overall MIPS Performance (CMS), 2024 data, released September 10, 2026; and Doctors and Clinicians Utilization Data (CMS)
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Michael Alan Hattan received $59 in industry payments in 2025
CMS Open Payments shows 2 general payments to Michael Hattan from 1 drug or device company in 2025. Food and beverage make up the largest share, 100% of the total. CooperVision Inc. paid the most, $59.
Companies that paid Michael Hattan the most, 2025 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Michael Alan Hattan graduated from Southern California College of Optometry
Michael Hattan graduated from Southern California College of Optometry in 1981.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Michael Alan Hattan's profile data
| Data on this page | Source |
|---|---|
| NPI, name, sex, specialty and licenses | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Professional Profile Data |
| Practice locations and phone | Dmand AI Affiliation Data |
| Primary practice, affiliations and health system | Dmand AI Affiliation DataDmand AI Org Hierarchy Data |
| Medicare patients and the all-payer patient panel | Dmand AI Patient Panel DataMedicare Physician & Other Practitioners - by Provider (CMS) (opens in a new tab) |
| Part D prescribing | Medicare Part D Prescribers - by Provider (CMS) (opens in a new tab) |
| MIPS scores, telehealth, assignment and procedure percentiles | Doctors and Clinicians National Downloadable File (CMS) (opens in a new tab)Clinician Public Reporting: Overall MIPS Performance (CMS) (opens in a new tab)Doctors and Clinicians Utilization Data (CMS) (opens in a new tab) |
| Industry payments | Open Payments (CMS) (opens in a new tab) |
| Training, board certification and memberships | Dmand AI Professional Profile Data |
| EHR at each practice site | Dmand AI Technology Install Data |
| Similar physicians | Dmand AI Affiliation Data |
Data last refreshed October 2026Report an inaccuracyRemove my information
FAQ
Frequently asked questions about Michael Alan Hattan
Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.
What is Michael Alan Hattan's NPI number?
Michael Alan Hattan's NPI number is 1639128861. It was assigned on May 6, 2006, and it is active in the NPI Registry.
What does Michael Alan Hattan specialize in?
Michael Alan Hattan is an optometrist in Hays, Kansas. The primary specialty in the NPI Registry is Optometrist (taxonomy code 152W00000X).
Where does Michael Alan Hattan practice?
Michael Hattan practices at 600 Park St, Hays, KS 67601. Michael Hattan's primary practice is Fort Hays State University - Health and Wellness Services in Hays, Kansas.
What is Michael Alan Hattan's office phone number?
The practice phone on file for Michael Hattan is (785) 628-4293.
What is Michael Alan Hattan's medical license number?
Michael Hattan holds Kansas license 1169-3.
Does Michael Alan Hattan accept Medicare?
Yes. CMS lists Michael Hattan as accepting Medicare assignment.
What is Michael Alan Hattan's MIPS score?
Michael Hattan's MIPS final score for performance year 2024 is 98 out of 100, reported individually.
How many Medicare patients does Michael Alan Hattan see?
CMS counts 806 Medicare patients who saw Michael Hattan in 2024, with an average age of 74.
Where did Michael Alan Hattan go to medical school?
Michael Hattan graduated from Southern California College of Optometry in 1981.
Has Michael Alan Hattan received payments from drug or device companies?
CMS Open Payments shows $59 in general payments to Michael Hattan from 1 company from 2025 to 2025. The largest total came from CooperVision Inc.
How long has Michael Alan Hattan been practicing?
Michael Hattan graduated from medical school in 1981, 45 years ago.
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