Dr. Peter Pyagay, MD
- Part D claims, 2024
- 278
- Hospital affiliations
- 1
- Industry payments
- $217
- Medical groups
- 2
- State license
- 1
- Practice address
- 8 Doctors Park Rd, Mount Vernon, IL 62864
- Practice phone
- Call (618) 244-5500
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Dr. Pyagay'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. Peter Pyagay is an internist in Mount Vernon, Illinois
Dr. Pyagay practices at Deaconess Illinois Crossroads in Mount Vernon, Illinois, part of Deaconess Health System.
Dr. Pyagay's NPI, 1821616947, was assigned on July 7, 2020. Dr. Pyagay holds Illinois license 125.077247.
- NPI
- 1821616947NPI Registry (opens in a new tab)
- Medicare PAC ID
- 8325441744
- NPI enumeration date
- July 7, 2020
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (618) 244-5500
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 53
- Medical school graduation
- 1999
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Peter Pyagay practices at Deaconess Illinois Crossroads in Mount Vernon, Illinois
Dr. Pyagay's primary practice is Deaconess Illinois Crossroads, at 8 Doctors Park Rd, Mount Vernon, IL 62864 in Jefferson County. The practice phone is (618) 244-5500.
- Deaconess Illinois Crossroads8 Doctors Park Rd, Mount Vernon, IL 62864 · Jefferson CountyPhone(618) 244-5500
Source: Dmand AI Affiliation Data
Dr. Peter Pyagay is affiliated with 4 sites of care and 2 medical groups
Dr. Pyagay's primary practice is Deaconess Illinois Crossroads in Mount Vernon, Illinois, part of Deaconess Health System. The medical group on file is Deaconess Illinois Specialty Clinic, Kirkwood. Dmand AI also links Dr. Pyagay to 2 more home health agencies, 1 rural health clinic 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. Peter Pyagay's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Pyagay practices, 4 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Deaconess Illinois Crossroads | 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
Dmand AI maps EHR vendors, IT decision makers and buying committees across Deaconess Health System and 6.2K+ hospitals, with verified contacts in the same login.
Dr. Peter Pyagay is one of 5,652 internists in Illinois
Internal medicine is Dr. Pyagay's primary specialty in the NPI Registry, under taxonomy code 207R00000X. Dr. Pyagay is licensed in Illinois.
Specialties and state licenses
- Internal medicine, IllinoisPrimary
Internists near Dr. Pyagay
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. Peter Pyagay's patients have a median age of 62
Across all payers, Dmand AI patient panel data puts Dr. Pyagay's median patient age at 62, with 54% women.
Dr. Pyagay's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 62
Patient panel by sex, all payers
- Women54%
- Men46%
Source: Dmand AI Patient Panel Data
Dr. Peter Pyagay wrote 278 Medicare Part D claims in 2024
In 2024, Dr. Pyagay wrote 278 Medicare Part D claims for 66 patients. 85% of them were for generic drugs. CMS names the drug for 91 of them, across 6 drugs with 11 or more claims each, at $710 in total drug cost. In 2023, CMS named 42 claims across 3 drugs.
Dr. Pyagay's Part D claims by kind of drug, 2024
- Generic236 claims85%
- Brand-name and other42 claims15%
Dr. Pyagay'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. Pyagay's Part D claims, 2024
- Antibiotics5%13 of 278 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: 422024: 91117%
Drugs named by CMS: 6 in 2024, 3 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. Peter Pyagay takes part in Medicare
Dr. Pyagay 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
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Dr. Peter Pyagay received $217 in industry payments from 2020 to 2025
CMS Open Payments shows 11 general payments to Dr. Pyagay from 8 drug and device companies from 2020 to 2025. Food and beverage make up the largest share, 100% of the total. AstraZeneca Pharmaceuticals LP paid the most, $49.
General payments to Dr. Pyagay by program year, 2020 to 2025
Companies that paid Dr. Pyagay the most, 2020 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Sources for Dr. Peter Pyagay'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) |
| 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. Peter Pyagay
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. Peter Pyagay's NPI number?
Dr. Peter Pyagay's NPI number is 1821616947. It was assigned on July 7, 2020, and it is active in the NPI Registry.
What kind of doctor is Dr. Peter Pyagay?
Dr. Peter Pyagay is an internist in Mount Vernon, Illinois. The primary specialty in the NPI Registry is Internal Medicine Physician (taxonomy code 207R00000X).
Where does Dr. Peter Pyagay practice?
Dr. Pyagay practices at 8 Doctors Park Rd, Mount Vernon, IL 62864. Dr. Pyagay's primary practice is Deaconess Illinois Crossroads in Mount Vernon, Illinois, part of Deaconess Health System. Dmand AI also links Dr. Pyagay to 2 home health agencies, 1 rural health clinic and 1 medical group.
What is Dr. Peter Pyagay's office phone number?
The practice phone on file for Dr. Pyagay is (618) 244-5500.
What is Dr. Peter Pyagay's medical license number?
Dr. Pyagay holds Illinois license 125.077247.
Which hospitals is Dr. Peter Pyagay affiliated with?
Dr. Pyagay practices at Deaconess Illinois Crossroads in Mount Vernon, Illinois.
What medical group is Dr. Peter Pyagay part of?
Dr. Pyagay is linked to Deaconess Illinois Specialty Clinic, Kirkwood. Dmand AI links Dr. Pyagay to 1 more medical group.
Does Dr. Peter Pyagay accept Medicare?
Yes. CMS lists Dr. Pyagay as accepting Medicare assignment.
What drugs does Dr. Peter Pyagay prescribe most?
In 2024 Medicare Part D data, Dr. Pyagay's most prescribed drugs by claims were Atorvastatin Calcium, Donepezil HCl and Folic Acid.
Has Dr. Peter Pyagay received payments from drug or device companies?
CMS Open Payments shows $217 in general payments to Dr. Pyagay from 8 companies from 2020 to 2025. The largest total came from AstraZeneca Pharmaceuticals LP.
How long has Dr. Peter Pyagay been practicing?
Dr. Pyagay graduated from medical school in 1999, 27 years ago.
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