Dr. Eric S. Shay, MD
- Medicare services, 2024
- 721
- Medicare patients, 2024
- 236
- Part D claims, 2024
- 10,653
- Hospital affiliations
- 5
- Industry payments
- $19
- Practice address
- 601 John Street, Kalamazoo, MI 49007
- Practice phone
- Call (269) 341-6000
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Dr. Shay's professional email, personal email and mobile number
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Dr. Eric S. Shay is an internist in Kalamazoo, Michigan
Dr. Shay practices at Bronson Methodist Hospital in Kalamazoo, Michigan, part of Bronson Healthcare Group.
Dr. Shay's NPI, 1003858770, was assigned on June 10, 2006. Dr. Shay graduated from Michigan State University College of Human Medicine in 1992. Dr. Shay holds Michigan license 4301059651.
- NPI
- 1003858770NPI Registry (opens in a new tab)
- Medicare PAC ID
- 5597677070
- NPI enumeration date
- June 10, 2006
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (269) 341-6000
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 60
- Medical school graduation
- 1992
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Eric S. Shay practices at Bronson Methodist Hospital in Kalamazoo, Michigan
Dr. Shay's primary practice is Bronson Methodist Hospital, at 601 John Street, Kalamazoo, MI 49007 in Kalamazoo County. The practice phone is (269) 341-6000.
- Bronson Methodist Hospital601 John Street, Kalamazoo, MI 49007 · Kalamazoo CountyPhone(269) 341-6000
Source: Dmand AI Affiliation Data
Dr. Eric S. Shay is affiliated with 7 sites of care and 2 medical groups
Dr. Shay's primary practice is Bronson Methodist Hospital in Kalamazoo, Michigan, part of Bronson Healthcare Group. Dr. Shay is also affiliated with Beacon Kalamazoo. The medical group on file is Bronson Medical Group. Dmand AI also links Dr. Shay to 3 more hospitals, 1 home health agency, 1 hospice and 1 medical group, each named with a free account.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. Eric S. Shay's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Shay practices, 7 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Bronson Methodist Hospital | Available with a free account |
| +6 more sites and 1 medical group | 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 Bronson Healthcare Group and 6.2K+ hospitals, with verified contacts in the same login.
Dr. Eric S. Shay is one of 4,804 internists in Michigan
Internal medicine is Dr. Shay's primary specialty in the NPI Registry, under taxonomy code 207R00000X. Dr. Shay is licensed in Michigan.
Specialties and state licenses
- Internal medicine, MichiganPrimary
Internists near Dr. Shay
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. Eric S. Shay billed Medicare for 721 services in 2024
CMS data shows 721 Medicare services from Dr. Shay across 6 procedure codes in 2024, for 236 Medicare patients. Medicare paid $57,867 for them. Every service was in a facility, such as a hospital, rather than an office.
Dr. Shay's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Office and hospital visits
- 2023: 5132024: 515No change
- Other services
- 2023: 1782024: 1928%
- Tests and treatments
- 2023: 132024: 148%
Dr. Shay compared with the Michigan median for internists, 2024
- Dr. Shay
- Michigan median
- Medicare services
- 721vs 42370% above
- Medicare patients
- 236vs 15948% above
- Part D claims
- 9,867vs 31431.4 times
Medians across 4,524 internists in Michigan with Dmand AI profiles that report each measure.
Dr. Shay'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.
Need commercial claims for Dr. Shay?
Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Shay and other internists in Michigan.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Eric S. Shay treated 236 Medicare patients in 2024, average age 77
CMS counts 236 Medicare patients who saw Dr. Shay in 2024. The largest group is 65 to 74, with 101 patients. 75% of them have high cholesterol, and 64% have high blood pressure. Their average risk score is 1.01, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Dr. Shay's median patient age at 73, with 43% women.
Dr. Shay's Medicare patients by age, 2024
CMS leaves out age groups with fewer than 11 patients.
Dr. Shay's Medicare patients by sex, 2024
- Women10344%
- Men13356%
Chronic conditions among Dr. Shay's Medicare patients, 2024
- High cholesterol75%
- High blood pressure64%
- Arthritis38%
- Chronic kidney disease36%
- Ischemic heart disease23%
- Diabetes22%
- Atrial fibrillation21%
- Mood disorders20%
Share of Medicare patients with each condition. A patient can have several.
Dr. Shay's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 73
Patient panel by sex, all payers
- Women43%
- Men57%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Eric S. Shay wrote 10,653 Medicare Part D claims in 2024
In 2024, Dr. Shay wrote 10,653 Medicare Part D claims for 761 patients. 88% of them were for generic drugs. CMS names the drug for 9,867 of them, across 130 drugs with 11 or more claims each, at $699,454 in total drug cost. In 2023, CMS named 9,665 claims across 134 drugs.
Dr. Shay's Part D claims by kind of drug, 2024
- Generic9,403 claims88%
- Brand-name1,184 claims11%
- Other66 claims1%
Dr. Shay'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. Shay's Part D claims, 2024
- Opioids3%272 of 10,653 claims
- Antibiotics2%161 of 10,653 claims
- Antipsychotics, patients 65 and over1%65 of 10,653 claims
Share of all Part D claims for each drug class CMS reports on. Classes with no claims are left out.
Part D claims for drugs CMS names, 2023 to 2024
- 2023
- 2024
- Claims for drugs CMS names
- 2023: 9,6652024: 9,8672%
Drugs named by CMS: 130 in 2024, 134 in 2023.
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. Eric S. Shay takes part in Medicare
Dr. Shay 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. Eric S. Shay received $19 in industry payments in 2025
CMS Open Payments shows 1 general payment to Dr. Shay from 1 drug or device company in 2025. Food and beverage make up the largest share, 100% of the total. Abbott Laboratories paid the most, $19.
Companies that paid Dr. Shay the most, 2025 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Eric S. Shay graduated from Michigan State University College of Human Medicine
Dr. Shay graduated from Michigan State University College of Human Medicine in 1992.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. Eric S. Shay'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 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) |
| 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 Dr. Eric S. Shay
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. Eric S. Shay's NPI number?
Dr. Eric S. Shay's NPI number is 1003858770. It was assigned on June 10, 2006, and it is active in the NPI Registry.
What kind of doctor is Dr. Eric S. Shay?
Dr. Eric S. Shay is an internist in Kalamazoo, Michigan. The primary specialty in the NPI Registry is Internal Medicine Physician (taxonomy code 207R00000X).
Where does Dr. Eric S. Shay practice?
Dr. Shay practices at 601 John Street, Kalamazoo, MI 49007. Dr. Shay's primary practice is Bronson Methodist Hospital in Kalamazoo, Michigan, part of Bronson Healthcare Group. Dmand AI also links Dr. Shay to 3 hospitals, 1 home health agency, 1 hospice and 1 medical group.
What is Dr. Eric S. Shay's office phone number?
The practice phone on file for Dr. Shay is (269) 341-6000.
What is Dr. Eric S. Shay's medical license number?
Dr. Shay holds Michigan license 4301059651.
Which hospitals is Dr. Eric S. Shay affiliated with?
Dr. Shay practices at Bronson Methodist Hospital in Kalamazoo, Michigan. Dr. Shay is also affiliated with Beacon Kalamazoo. Dmand AI links Dr. Shay to 3 more hospitals.
What medical group is Dr. Eric S. Shay part of?
Dr. Shay is linked to Bronson Medical Group. Dmand AI links Dr. Shay to 1 more medical group.
Does Dr. Eric S. Shay accept Medicare?
Yes. CMS data shows Dr. Shay billed Medicare for 721 services in 2024, and Dr. Shay accepts Medicare assignment.
How many Medicare patients does Dr. Eric S. Shay see?
CMS counts 236 Medicare patients who saw Dr. Shay in 2024, with an average age of 77.
What services does Dr. Eric S. Shay bill to Medicare?
In 2024, Dr. Shay's most billed Medicare services were office visit, established patient (99215), office visit, established patient (99214) and medicare service (G0439).
Show 4 more questionsShow fewer questions
Where did Dr. Eric S. Shay go to medical school?
Dr. Shay graduated from Michigan State University College of Human Medicine in 1992.
What drugs does Dr. Eric S. Shay prescribe most?
In 2024 Medicare Part D data, Dr. Shay's most prescribed drugs by claims were Atorvastatin Calcium, Levothyroxine Sodium and Amlodipine Besylate.
Has Dr. Eric S. Shay received payments from drug or device companies?
CMS Open Payments shows $19 in general payments to Dr. Shay from 1 company from 2025 to 2025. The largest total came from Abbott Laboratories.
How long has Dr. Eric S. Shay been practicing?
Dr. Shay graduated from medical school in 1992, 34 years ago.
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