Dr. Aaron Cain, DO
- Part D claims, 2024
- 156
- Hospital affiliations
- 2
- Medical groups
- 2
- State license
- 1
- Year NPI issued
- 2022
- Practice address
- 1100 Neal Zick Road, Willard, OH 44890
- Practice phone
- Call (419) 964-5000
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Dr. Cain'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.
Dr. Aaron Cain is an emergency medicine physician in Willard, Ohio
Dr. Cain practices at Mercy Health - Willard Hospital in Willard, Ohio, part of Bon Secours Mercy Health.
Dr. Cain's NPI, 1427708429, was assigned on March 24, 2022. Dr. Cain graduated from Ohio University, College of Osteopathic Medicine in 2022. Dr. Cain holds Ohio license 34.016953.
- NPI
- 1427708429NPI Registry (opens in a new tab)
- Medicare PAC ID
- 4486194073
- NPI enumeration date
- March 24, 2022
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (419) 964-5000
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 30
- Medical school graduation
- 2022
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Aaron Cain practices at Mercy Health - Willard Hospital in Willard, Ohio
Dr. Cain's primary practice is Mercy Health - Willard Hospital, at 1100 Neal Zick Road, Willard, OH 44890 in Huron County. The practice phone is (419) 964-5000.
- Mercy Health - Willard Hospital1100 Neal Zick Road, Willard, OH 44890 · Huron CountyPhone(419) 964-5000
Source: Dmand AI Affiliation Data
Dr. Aaron Cain is affiliated with 2 sites of care and 2 medical groups
Dr. Cain's primary practice is Mercy Health - Willard Hospital in Willard, Ohio, part of Bon Secours Mercy Health. Dr. Cain is also affiliated with MetroHealth Main Campus Medical Center. The medical group on file is Emergency Professional Services of Ohio, Inc. Dmand AI also links Dr. Cain to 1 more medical group, named with a free account.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. Aaron Cain's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Cain practices, 2 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Mercy Health - Willard Hospital | Available with a free account |
| +1 more site and 1 medical group | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Aaron Cain is one of 2,401 emergency medicine physicians in Ohio
Emergency medicine is Dr. Cain's primary specialty in the NPI Registry, under taxonomy code 207P00000X. Dr. Cain is licensed in Ohio.
Specialties and state licenses
- Emergency medicine, OhioPrimary
Emergency medicine physicians near Dr. Cain
Counts of emergency medicine physicians 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. Aaron Cain's patients have a median age of 57
Across all payers, Dmand AI patient panel data puts Dr. Cain's median patient age at 57, with 52% women.
Dr. Cain'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
- Women52%
- Men47%
Source: Dmand AI Patient Panel Data
Dr. Aaron Cain wrote 156 Medicare Part D claims in 2024
In 2024, Dr. Cain wrote 156 Medicare Part D claims for 100 patients. 91% of them were for generic drugs. CMS names the drug for 24 of them, across 2 drugs with 11 or more claims each, at $49 in total drug cost.
Dr. Cain's Part D claims by kind of drug, 2024
- Generic142 claims91%
- Brand-name14 claims9%
Dr. Cain'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.
Drug classes CMS tracks in Dr. Cain's Part D claims, 2024
- Opioids8%13 of 156 claims
- Antibiotics19%30 of 156 claims
Share of all Part D claims for each drug class CMS reports on. Classes with no claims are left out.
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. Aaron Cain takes part in Medicare
Dr. Cain 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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Dr. Aaron Cain graduated from Ohio University, College of Osteopathic Medicine
Dr. Cain graduated from Ohio University, College of Osteopathic Medicine in 2022.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. Aaron Cain'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 Data |
| 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) |
| 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 Dr. Aaron Cain
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. Aaron Cain's NPI number?
Dr. Aaron Cain's NPI number is 1427708429. It was assigned on March 24, 2022, and it is active in the NPI Registry.
What kind of doctor is Dr. Aaron Cain?
Dr. Aaron Cain is an emergency medicine physician in Willard, Ohio. The primary specialty in the NPI Registry is Emergency Medicine Physician (taxonomy code 207P00000X).
Where does Dr. Aaron Cain practice?
Dr. Cain practices at 1100 Neal Zick Road, Willard, OH 44890. Dr. Cain's primary practice is Mercy Health - Willard Hospital in Willard, Ohio, part of Bon Secours Mercy Health. Dmand AI also links Dr. Cain to 1 medical group.
What is Dr. Aaron Cain's office phone number?
The practice phone on file for Dr. Cain is (419) 964-5000.
What is Dr. Aaron Cain's medical license number?
Dr. Cain holds Ohio license 34.016953.
Which hospitals is Dr. Aaron Cain affiliated with?
Dr. Cain practices at Mercy Health - Willard Hospital in Willard, Ohio. Dr. Cain is also affiliated with MetroHealth Main Campus Medical Center.
What medical group is Dr. Aaron Cain part of?
Dr. Cain is linked to Emergency Professional Services of Ohio, Inc. Dmand AI links Dr. Cain to 1 more medical group.
Does Dr. Aaron Cain accept Medicare?
Yes. CMS lists Dr. Cain as accepting Medicare assignment.
Where did Dr. Aaron Cain go to medical school?
Dr. Cain graduated from Ohio University, College of Osteopathic Medicine in 2022.
What drugs does Dr. Aaron Cain prescribe most?
In 2024 Medicare Part D data, Dr. Cain's most prescribed drugs by claims were Oxycodone HCl and Prednisone.
How long has Dr. Aaron Cain been practicing?
Dr. Cain graduated from medical school in 2022, 4 years ago.
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