Dr. John R. Schairer, DO
- Medicare services, 2018
- 377
- Part D claims, 2016
- 98
- Industry payments
- $234
- State license
- 1
- Year NPI issued
- 2007
- Practice address
- 468 Cadieux Rd, Grosse Pointe, MI 48230
- Practice phone
- Call (313) 916-4420
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Find Dr. Schairer'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. John R. Schairer is a cardiologist in Grosse Pointe, Michigan
Dr. Schairer practices in Grosse Pointe, Michigan.
Dr. Schairer's NPI, 1477767291, was assigned on May 10, 2007. Dr. Schairer holds Michigan license 5101006667.
- NPI
- 1477767291NPI Registry (opens in a new tab)
- NPI enumeration date
- May 10, 2007
- NPI status
- Active
- Practice phone
- (313) 916-4420
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
Sources: NPPES NPI Registry (CMS); and Dmand AI Professional Profile Data
Dr. John R. Schairer's practice address is in Grosse Pointe, Michigan
Dr. Schairer's practice address in the NPI Registry is 468 Cadieux Rd, Grosse Pointe, MI 48230, in Wayne County. The practice phone is (313) 916-4420.
- NPI Registry address468 Cadieux Rd, Grosse Pointe, MI 48230 · Wayne CountyPhone(313) 916-4420
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
Dmand AI tracks the EHR system at Dr. John R. Schairer's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Schairer practices. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Dr. Schairer's practice | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. John R. Schairer is one of 768 cardiologists in Michigan
Cardiovascular disease is Dr. Schairer's primary specialty in the NPI Registry, under taxonomy code 207RC0000X. Dr. Schairer is licensed in Michigan.
Specialties and state licenses
- Cardiovascular disease, MichiganPrimary
Cardiologists near Dr. Schairer
Counts of cardiologists 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. John R. Schairer billed Medicare for 377 services in 2018
CMS data shows 377 Medicare services from Dr. Schairer across 9 procedure codes in 2018. Medicare paid $27,886 for them. Every service was in a facility, such as a hospital, rather than an office.
Dr. Schairer's Medicare services by type, 2017 to 2018
- 2017
- 2018
- Office and hospital visits
- 2017: 5732018: 26753%
- Tests and treatments
- 2017: 4342018: 11075%
- Other services
- 2017: 172018: 0100%
Dr. Schairer compared with the Michigan median for cardiologists, 2018
- Dr. Schairer
- Michigan median
- Medicare services
- 377vs 1,43574% below
- Part D claims
- 98vs 1,56294% below
Medians across 749 cardiologists in Michigan with Dmand AI profiles that report each measure.
Dr. Schairer's most billed Medicare procedure codes, 2018
CMS publishes codes billed for 11 or more Medicare patients. Each label is the code family; CPT descriptions are licensed by the AMA.
Need commercial claims for Dr. Schairer?
Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Schairer and other cardiologists in Michigan.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. John R. Schairer's patients have a median age of 60
Across all payers, Dmand AI patient panel data puts Dr. Schairer's median patient age at 60, with 84% women.
Dr. Schairer's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 60
Patient panel by sex, all payers
- Women84%
- Men16%
Source: Dmand AI Patient Panel Data
Dr. John R. Schairer wrote 98 Medicare Part D claims in 2016
In 2016, Dr. Schairer wrote 98 Medicare Part D claims. They cover 5 drugs, with $2,131 in total drug cost.
Dr. Schairer's most prescribed drugs by claims, 2016
CMS names a drug when it has 11 or more claims. Share is of the claims for drugs CMS names.
Source: Medicare Part D Prescribers - by Provider and Drug (CMS), 2024 data, released May 6, 2026
For MedTech and pharma teams
Filter 7.4M+ HCPs by Medicare procedures, Part D drugs and Open Payments history, then reach them with verified contacts in one login.
Dr. John R. Schairer received $234 in industry payments from 2023 to 2024
CMS Open Payments shows 5 general payments to Dr. Schairer from 1 drug or device company from 2023 to 2024. Food and beverage make up the largest share, 100% of the total. BIOTRONIK NRO, Inc. paid the most, $234.
General payments to Dr. Schairer by program year, 2023 to 2024
Companies that paid Dr. Schairer the most, 2023 to 2024
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Sources for Dr. John R. Schairer'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 |
| 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. John R. Schairer
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. John R. Schairer's NPI number?
Dr. John R. Schairer's NPI number is 1477767291. It was assigned on May 10, 2007, and it is active in the NPI Registry.
What kind of doctor is Dr. John R. Schairer?
Dr. John R. Schairer is a cardiologist in Grosse Pointe, Michigan. The primary specialty in the NPI Registry is Cardiovascular Disease Physician (taxonomy code 207RC0000X).
Where does Dr. John R. Schairer practice?
Dr. Schairer practices at 468 Cadieux Rd, Grosse Pointe, MI 48230.
What is Dr. John R. Schairer's office phone number?
The practice phone on file for Dr. Schairer is (313) 916-4420.
What is Dr. John R. Schairer's medical license number?
Dr. Schairer holds Michigan license 5101006667.
Does Dr. John R. Schairer accept Medicare?
Yes. CMS data shows Dr. Schairer billed Medicare for 377 services in 2018.
What services does Dr. John R. Schairer bill to Medicare?
In 2018, Dr. Schairer's most billed Medicare services were hospital inpatient care (99233), hospital inpatient care (99232) and heart test or procedure (93306).
What drugs does Dr. John R. Schairer prescribe most?
In 2016 Medicare Part D data, Dr. Schairer's most prescribed drugs by claims were Atorvastatin Calcium, Warfarin Sodium and Metoprolol Succinate.
Has Dr. John R. Schairer received payments from drug or device companies?
CMS Open Payments shows $234 in general payments to Dr. Schairer from 1 company from 2023 to 2024. The largest total came from BIOTRONIK NRO, Inc.
How long has Dr. John R. Schairer been practicing?
Dr. Schairer's NPI was assigned in 2007.
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