David E. Chalupa, PA-C
- Medicare patients, 2024
- 207
- Part D claims, 2024
- 1,933
- Hospital affiliations
- 2
- Industry payments
- $206
- Medical groups
- 2
- Practice address
- 1234 Napier Avenue, Saint Joseph, MI 49085
- Practice phone
- Call (269) 983-8300
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Find David Chalupa'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.
David E. Chalupa is a physician assistant in Saint Joseph, Michigan
David Chalupa practices at Corewell Health Lakeland Hospitals - Saint Joseph Hospital in Saint Joseph, Michigan, part of Corewell Health.
David Chalupa's NPI, 1063635035, was assigned on April 10, 2007. David Chalupa holds Michigan license 5601003437.
- NPI
- 1063635035NPI Registry (opens in a new tab)
- Medicare PAC ID
- 4880783851
- NPI enumeration date
- April 10, 2007
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (269) 983-8300
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 52
- Medical school graduation
- 2000
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
David E. Chalupa practices at Corewell Health Lakeland Hospitals - Saint Joseph Hospital in Saint Joseph, Michigan
David Chalupa's primary practice is Corewell Health Lakeland Hospitals - Saint Joseph Hospital, at 1234 Napier Avenue, Saint Joseph, MI 49085 in Berrien County. The practice phone is (269) 983-8300.
- Corewell Health Lakeland Hospitals - Saint Joseph Hospital1234 Napier Avenue, Saint Joseph, MI 49085 · Berrien CountyPhone(269) 983-8300
Source: Dmand AI Affiliation Data
David E. Chalupa is affiliated with 4 sites of care and 2 medical groups
David Chalupa's primary practice is Corewell Health Lakeland Hospitals - Saint Joseph Hospital in Saint Joseph, Michigan, part of Corewell Health. David Chalupa is also affiliated with Corewell Health Watervliet Hospital. The medical group on file is Corewell Health Lakeland Hospitals. Dmand AI also links David Chalupa to 2 more group practices and clinics and 1 medical group, each named with a free account. David Chalupa's employer is on file too: a hospital.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at David E. Chalupa's practice
Dmand AI tracks the electronic health record (EHR) system at each site where David Chalupa practices, 4 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Corewell Health Lakeland Hospitals - Saint Joseph Hospital | Available with a free account |
| +3 more sites and 1 medical group | Available with a free account |
Source: Dmand AI Technology Install Data
For health IT teams
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David E. Chalupa is one of 860 physician assistants in Michigan
Medical is David Chalupa's primary specialty in the NPI Registry, under taxonomy code 363AM0700X. David Chalupa is licensed in Michigan.
Specialties and state licenses
- Medical physician assistant, MichiganPrimary
Physician assistants near David Chalupa
Counts of physician assistants 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
David E. Chalupa treated 207 Medicare patients in 2024, average age 78
CMS counts 207 Medicare patients who saw David Chalupa in 2024. The largest group is 75 to 84, with 84 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 7% are also on Medicaid. Their average risk score is 1.53, where 1.00 is the Medicare average, so they are sicker than most Medicare patients.
Across all payers, Dmand AI patient panel data puts David Chalupa's median patient age at 71, with 41% women.
David Chalupa's Medicare patients by age, 2024
David Chalupa's Medicare patients by sex, 2024
- Women7938%
- Men12862%
Chronic conditions among David Chalupa's Medicare patients, 2024
- High blood pressure75%
- High cholesterol75%
- Ischemic heart disease55%
- Atrial fibrillation52%
- Arthritis47%
- Chronic kidney disease43%
- Heart failure42%
- Diabetes41%
Share of Medicare patients with each condition. A patient can have several.
David Chalupa's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 71
Patient panel by sex, all payers
- Women41%
- Men59%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
David E. Chalupa wrote 1,933 Medicare Part D claims in 2024
In 2024, David Chalupa wrote 1,933 Medicare Part D claims for 421 patients. 82% of them were for generic drugs.
David Chalupa's Part D claims by kind of drug, 2024
- Generic1,588 claims82%
- Brand-name345 claims18%
Source: Medicare Part D Prescribers - by Provider (CMS), 2024 data
How David E. Chalupa takes part in Medicare
David Chalupa 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)
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.
David E. Chalupa received $206 in industry payments in 2025
CMS Open Payments shows 6 general payments to David Chalupa from 5 drug and device companies in 2025. Food and beverage make up the largest share, 100% of the total. HeartFlow, Inc. paid the most, $94.
Companies that paid David Chalupa the most, 2025 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Sources for David E. Chalupa'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 DataMedicare Physician & Other Practitioners - by Provider (CMS) (opens in a new tab) |
| Part D prescribing | 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) |
| 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 David E. Chalupa
Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.
What is David E. Chalupa's NPI number?
David E. Chalupa's NPI number is 1063635035. It was assigned on April 10, 2007, and it is active in the NPI Registry.
What does David E. Chalupa specialize in?
David E. Chalupa is a physician assistant in Saint Joseph, Michigan. The primary specialty in the NPI Registry is Medical Physician Assistant (taxonomy code 363AM0700X).
Where does David E. Chalupa practice?
David Chalupa practices at 1234 Napier Avenue, Saint Joseph, MI 49085. David Chalupa's primary practice is Corewell Health Lakeland Hospitals - Saint Joseph Hospital in Saint Joseph, Michigan, part of Corewell Health. Dmand AI also links David Chalupa to 2 group practices and clinics and 1 medical group.
What is David E. Chalupa's office phone number?
The practice phone on file for David Chalupa is (269) 983-8300.
What is David E. Chalupa's medical license number?
David Chalupa holds Michigan license 5601003437.
Which hospitals is David E. Chalupa affiliated with?
David Chalupa practices at Corewell Health Lakeland Hospitals - Saint Joseph Hospital in Saint Joseph, Michigan. David Chalupa is also affiliated with Corewell Health Watervliet Hospital.
What medical group is David E. Chalupa part of?
David Chalupa is linked to Corewell Health Lakeland Hospitals. Dmand AI links David Chalupa to 1 more medical group.
Does David E. Chalupa accept Medicare?
Yes. CMS lists David Chalupa as accepting Medicare assignment.
How many Medicare patients does David E. Chalupa see?
CMS counts 207 Medicare patients who saw David Chalupa in 2024, with an average age of 78.
Has David E. Chalupa received payments from drug or device companies?
CMS Open Payments shows $206 in general payments to David Chalupa from 5 companies from 2025 to 2025. The largest total came from HeartFlow, Inc.
How long has David E. Chalupa been practicing?
David Chalupa graduated from medical school in 2000, 26 years ago.
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