Dr. Mairghread Grogan Casey, MD
- Medicare services, 2024
- 122
- Medicare patients, 2024
- 46
- Part D claims, 2024
- 30
- Hospital affiliations
- 1
- Medical group
- 1
- Practice address
- 915 Olentangy River Rd, Columbus, OH 43212
- Practice phone
- Call (614) 293-8566
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
OSU Eye and Ear Institute
Columbus, Ohio
Find Dr. Casey's professional email, personal email and mobile number
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Dr. Mairghread Grogan Casey is an ophthalmologist in Columbus, Ohio
Dr. Casey practices at OSU Eye and Ear Institute in Columbus, Ohio.
Dr. Casey's NPI, 1326542481, was assigned on March 22, 2018. Dr. Casey holds Ohio license 35.148122.
- NPI
- 1326542481NPI Registry (opens in a new tab)
- Medicare PAC ID
- 0345588794
- NPI enumeration date
- March 22, 2018
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (614) 293-8566
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Female
- Estimated age
- 34
- Medical school graduation
- 2018
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Practice Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Mairghread Grogan Casey practices at OSU Eye and Ear Institute in Columbus, Ohio
Dr. Casey's primary practice is OSU Eye and Ear Institute, at 915 Olentangy River Rd, Columbus, OH 43212 in Franklin County. The practice phone is (614) 293-8566.
- OSU Eye and Ear Institute915 Olentangy River Rd, Columbus, OH 43212 · Franklin CountyPhone(614) 293-8566
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
Dr. Mairghread Grogan Casey is affiliated with 3 sites of care and 1 medical group
Dr. Casey's primary practice is OSU Eye and Ear Institute in Columbus, Ohio. Dr. Casey is also affiliated with Ohio State University Hospital. Dmand AI also links Dr. Casey to 1 more group practice or clinic and 1 medical group, each named with a free account.
Sources: NPPES NPI Registry (CMS); Dmand AI Practice Data; and Dmand AI Affiliation Data
Dmand AI tracks the EHR system at Dr. Mairghread Grogan Casey's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Casey practices, 2 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| OSU Eye and Ear Institute | Available with a free account |
| +2 more sites and 1 medical group | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Mairghread Grogan Casey is one of 658 ophthalmologists in Ohio
Ophthalmology is Dr. Casey's primary specialty in the NPI Registry, under taxonomy code 207W00000X. Dmand AI has Dr. Casey's licenses on file in 2 states: Ohio and California.
Specialties and state licenses
- Ophthalmology, OhioPrimary
- California license
Ophthalmologists near Dr. Casey
Counts of ophthalmologists 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
Dr. Mairghread Grogan Casey billed Medicare for 122 services in 2024
CMS data shows 122 Medicare services from Dr. Casey across 5 procedure codes in 2024, for 46 Medicare patients. Medicare paid $5,354 for them. Every service was in an office.
Dr. Casey's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Office and hospital visits
- 2023: 242024: 64167%
- Tests and treatments
- 2023: 02024: 58
Dr. Casey compared with the Ohio median for ophthalmologists, 2024
- Dr. Casey
- Ohio median
- Medicare services
- 122vs 1,18590% below
- Medicare patients
- 46vs 47790% below
- Part D claims
- 11vs 64198% below
Medians across 673 ophthalmologists in Ohio with Dmand AI profiles that report each measure.
Dr. Casey's most billed Medicare procedure codes, 2024
CMS publishes codes billed for 11 or more Medicare patients. Each label is the code family; CPT descriptions are licensed by the AMA.
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Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Mairghread Grogan Casey treated 46 Medicare patients in 2024, average age 69
CMS counts 46 Medicare patients who saw Dr. Casey in 2024. The largest group is 65 to 74, with 21 patients. 75% of them have high blood pressure, and 75% have high cholesterol. Their average risk score is 1.64, where 1.00 is the Medicare average, so they are sicker than most Medicare patients.
Across all payers, Dmand AI patient panel data puts Dr. Casey's median patient age at 57, with 59% women.
Dr. Casey's Medicare patients by age, 2024
CMS leaves out age groups with fewer than 11 patients.
Dr. Casey's Medicare patients by sex, 2024
- Women2554%
- Men2146%
Chronic conditions among Dr. Casey's Medicare patients, 2024
- High blood pressure75%
- High cholesterol75%
- Arthritis61%
- Anxiety41%
- Depression41%
- Mood disorders41%
- Diabetes39%
- Ischemic heart disease35%
Share of Medicare patients with each condition. A patient can have several.
Dr. Casey's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 57
Patient panel by sex, all payers
- Women59%
- Men40%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Mairghread Grogan Casey wrote 30 Medicare Part D claims in 2024
In 2024, Dr. Casey wrote 30 Medicare Part D claims for 15 patients. 93% of them were for generic drugs. CMS names the drug for 11 of them, across 1 drug with 11 or more claims each, at $131 in total drug cost.
Dr. Casey's Part D claims by kind of drug, 2024
- Generic28 claims93%
- Brand-name and other2 claims7%
Dr. Casey's most prescribed drugs by claims, 2024
CMS names a drug when it has 11 or more claims. Share is of the claims for drugs CMS names.
Sources: Medicare Part D Prescribers - by Provider and Drug (CMS), 2024 data, released May 6, 2026; and Medicare Part D Prescribers - by Provider (CMS), 2024 data
How Dr. Mairghread Grogan Casey takes part in Medicare
Dr. Casey accepts Medicare assignment, so Medicare's approved amount is taken as full payment.
- Accepts Medicare assignment
- Yes
Source: Doctors and Clinicians National Downloadable File (CMS)
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Sources for Dr. Mairghread Grogan Casey'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 | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Practice Data |
| Primary practice, affiliations and health system | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Practice DataDmand AI Affiliation Data |
| Medicare services and procedure codes | Medicare Physician & Other Practitioners - by Provider and Service (CMS) (opens in a new tab) |
| State medians for the same specialty | Dmand AI Peer Benchmarks |
| 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 and Drug (CMS) (opens in a new tab)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) |
| 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 Dr. Mairghread Grogan Casey
Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.
What is Dr. Mairghread Grogan Casey's NPI number?
Dr. Mairghread Grogan Casey's NPI number is 1326542481. It was assigned on March 22, 2018, and it is active in the NPI Registry.
What kind of doctor is Dr. Mairghread Grogan Casey?
Dr. Mairghread Grogan Casey is an ophthalmologist in Columbus, Ohio. The primary specialty in the NPI Registry is Ophthalmology Physician (taxonomy code 207W00000X).
Where does Dr. Mairghread Grogan Casey practice?
Dr. Casey practices at 915 Olentangy River Rd, Columbus, OH 43212. Dr. Casey's primary practice is OSU Eye and Ear Institute in Columbus, Ohio. Dmand AI also links Dr. Casey to 1 group practice or clinic and 1 medical group.
What is Dr. Mairghread Grogan Casey's office phone number?
The practice phone on file for Dr. Casey is (614) 293-8566.
What is Dr. Mairghread Grogan Casey's medical license number?
Dr. Casey holds Ohio license 35.148122, one of the licenses on file in 2 states.
Which states has Dr. Mairghread Grogan Casey been licensed in?
Dmand AI has state licenses on file for Dr. Casey in Ohio and California.
Which hospitals is Dr. Mairghread Grogan Casey affiliated with?
Dr. Casey is affiliated with Ohio State University Hospital.
Does Dr. Mairghread Grogan Casey accept Medicare?
Yes. CMS data shows Dr. Casey billed Medicare for 122 services in 2024, and Dr. Casey accepts Medicare assignment.
How many Medicare patients does Dr. Mairghread Grogan Casey see?
CMS counts 46 Medicare patients who saw Dr. Casey in 2024, with an average age of 69.
What services does Dr. Mairghread Grogan Casey bill to Medicare?
In 2024, Dr. Casey's most billed Medicare services were eye exam or test (92133), eye exam or test (92083) and office visit, established patient (99214).
What drugs does Dr. Mairghread Grogan Casey prescribe most?
In 2024 Medicare Part D data, Dr. Casey's most prescribed drugs by claims were Prednisone.
How long has Dr. Mairghread Grogan Casey been practicing?
Dr. Casey graduated from medical school in 2018, 8 years ago.
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