Dr. Corey Mayer, DO
- Medicare services, 2022
- 602
- Part D claims, 2022
- 100
- Hospital affiliations
- 1
- Industry payments
- $16
- State license
- 1
- Practice address
- 2420 Lake Avenue, Ashtabula, OH 44004
- Practice phone
- Call (440) 997-2262
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Dr. Mayer'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. Corey Mayer is an internist in Ashtabula, Ohio
Dr. Mayer practices at Ashtabula Regional Medical Center in Ashtabula, Ohio, part of Ashtabula County Medical Center.
Dr. Mayer's NPI, 1952892812, was assigned on May 25, 2018. Dr. Mayer holds Michigan license 5101023770.
- NPI
- 1952892812NPI Registry (opens in a new tab)
- NPI enumeration date
- May 25, 2018
- NPI status
- Active
- Practice phone
- (440) 997-2262
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 34
- Medical school graduation
- 2018
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Affiliation Data
Dr. Corey Mayer practices at Ashtabula Regional Medical Center in Ashtabula, Ohio
Dr. Mayer's primary practice is Ashtabula Regional Medical Center, at 2420 Lake Avenue, Ashtabula, OH 44004 in Ashtabula County. The practice phone is (440) 997-2262.
- Ashtabula Regional Medical Center2420 Lake Avenue, Ashtabula, OH 44004 · Ashtabula CountyPhone(440) 997-2262
Source: Dmand AI Affiliation Data
Dr. Corey Mayer is affiliated with 1 site of care
Dr. Mayer's primary practice is Ashtabula Regional Medical Center in Ashtabula, Ohio, part of Ashtabula County Medical Center.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. Corey Mayer's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Mayer practices. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Ashtabula Regional Medical Center | Available with a free account |
Source: Dmand AI Technology Install Data
For health IT teams
Dmand AI maps EHR vendors, IT decision makers and buying committees across Ashtabula County Medical Center and 6.2K+ hospitals, with verified contacts in the same login.
Dr. Corey Mayer is one of 4,708 internists in Ohio
Internal medicine is Dr. Mayer's primary specialty in the NPI Registry, under taxonomy code 207R00000X. Dr. Mayer is licensed in Michigan.
Specialties and state licenses
- Internal medicine, MichiganPrimary
Internists near Dr. Mayer
Counts of internists 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. Corey Mayer billed Medicare for 602 services in 2022
CMS data shows 602 Medicare services from Dr. Mayer across 5 procedure codes in 2022. Medicare paid $47,968 for them. Every service was in a facility, such as a hospital, rather than an office.
Dr. Mayer's Medicare services by type, 2021 to 2022
- 2021
- 2022
- Office and hospital visits
- 2021: 5092022: 60218%
Dr. Mayer compared with the Ohio median for internists, 2022
- Dr. Mayer
- Ohio median
- Medicare services
- 602vs 48724% above
- Part D claims
- 100vs 29466% below
Medians across 4,703 internists in Ohio with Dmand AI profiles that report each measure.
Dr. Mayer's most billed Medicare procedure codes, 2022
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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Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Mayer and other internists in Ohio.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Corey Mayer's patients have a median age of 66
Across all payers, Dmand AI patient panel data puts Dr. Mayer's median patient age at 66, with 38% women.
Dr. Mayer's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 66
Patient panel by sex, all payers
- Women38%
- Men62%
Source: Dmand AI Patient Panel Data
Dr. Corey Mayer wrote 100 Medicare Part D claims in 2022
In 2022, Dr. Mayer wrote 100 Medicare Part D claims. They cover 6 drugs, with $6,060 in total drug cost. In 2021, CMS named 171 claims across 11 drugs.
Dr. Mayer's most prescribed drugs by claims, 2022
CMS names a drug when it has 11 or more claims. Share is of the claims for drugs CMS names.
Part D claims for drugs CMS names, 2021 to 2022
- 2021
- 2022
- Claims for drugs CMS names
- 2021: 1712022: 10042%
Drugs named by CMS: 6 in 2022, 11 in 2021.
Source: Medicare Part D Prescribers - by Provider and Drug (CMS), 2024 data, released May 6, 2026
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Dr. Corey Mayer received $16 in industry payments in 2021
CMS Open Payments shows 1 general payment to Dr. Mayer from 1 drug or device company in 2021. Food and beverage make up the largest share, 100% of the total. Abbvie Inc. paid the most, $16.
Companies that paid Dr. Mayer the most, 2021 to 2021
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Sources for Dr. Corey Mayer'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 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 Data |
| Part D prescribing | Medicare Part D Prescribers - by Provider and Drug (CMS) (opens in a new tab) |
| Industry payments | Open Payments (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. Corey Mayer
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. Corey Mayer's NPI number?
Dr. Corey Mayer's NPI number is 1952892812. It was assigned on May 25, 2018, and it is active in the NPI Registry.
What kind of doctor is Dr. Corey Mayer?
Dr. Corey Mayer is an internist in Ashtabula, Ohio. The primary specialty in the NPI Registry is Internal Medicine Physician (taxonomy code 207R00000X).
Where does Dr. Corey Mayer practice?
Dr. Mayer practices at 2420 Lake Avenue, Ashtabula, OH 44004. Dr. Mayer's primary practice is Ashtabula Regional Medical Center in Ashtabula, Ohio, part of Ashtabula County Medical Center.
What is Dr. Corey Mayer's office phone number?
The practice phone on file for Dr. Mayer is (440) 997-2262.
What is Dr. Corey Mayer's medical license number?
Dr. Mayer holds Michigan license 5101023770.
Which hospitals is Dr. Corey Mayer affiliated with?
Dr. Mayer practices at Ashtabula Regional Medical Center in Ashtabula, Ohio.
Does Dr. Corey Mayer accept Medicare?
Yes. CMS data shows Dr. Mayer billed Medicare for 602 services in 2022.
What services does Dr. Corey Mayer bill to Medicare?
In 2022, Dr. Mayer's most billed Medicare services were hospital inpatient care (99233), hospital inpatient care (99232) and hospital inpatient care (99239).
What drugs does Dr. Corey Mayer prescribe most?
In 2022 Medicare Part D data, Dr. Mayer's most prescribed drugs by claims were Prednisone, Furosemide and Doxycycline Hyclate.
Has Dr. Corey Mayer received payments from drug or device companies?
CMS Open Payments shows $16 in general payments to Dr. Mayer from 1 company from 2021 to 2021. The largest total came from Abbvie Inc.
How long has Dr. Corey Mayer been practicing?
Dr. Mayer graduated from medical school in 2018, 8 years ago.
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