Olivia Zaczyk, PA-C
- Medicare patients, 2024
- 459
- Part D claims, 2024
- 542
- Industry payments
- $782
- Affiliated sites
- 6
- Medical group
- 1
- Practice address
- 9200 Calumet Ave, S-100, Munster, IN 46321
- Practice phone
- Call (219) 595-0789
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Munster Specialty Surgery Center
Surgery Center - Medicare-Certified · Munster, Indiana
Find Olivia Zaczyk'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.
Olivia Zaczyk is a physician assistant in Munster, Indiana
Olivia Zaczyk practices at Munster Specialty Surgery Center in Munster, Indiana.
Olivia Zaczyk's NPI, 1477254639, was assigned on March 15, 2023. Olivia Zaczyk holds Indiana license 10003960A.
- NPI
- 1477254639NPI Registry (opens in a new tab)
- Medicare PAC ID
- 2961867767
- NPI enumeration date
- March 15, 2023
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (219) 595-0789
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Female
- Estimated age
- 29
- Medical school graduation
- 2023
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Olivia Zaczyk practices at Munster Specialty Surgery Center in Munster, Indiana
Olivia Zaczyk's primary practice is Munster Specialty Surgery Center, at 9200 Calumet Ave, S-100, Munster, IN 46321. The practice phone is (219) 595-0789.
- Munster Specialty Surgery Center9200 Calumet Ave, S-100, Munster, IN 46321Phone(219) 595-0789
Source: Dmand AI Affiliation Data
Olivia Zaczyk is affiliated with 6 sites of care and 1 medical group
Olivia Zaczyk's primary practice is Munster Specialty Surgery Center in Munster, Indiana. The medical group on file is Dermio Dermatology. Dmand AI also links Olivia Zaczyk to 4 more ambulatory surgery centers and 1 group practice or clinic, each named with a free account.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Olivia Zaczyk's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Olivia Zaczyk practices, 6 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Munster Specialty Surgery Center | Available with a free account |
| +5 more affiliated sites | Available with a free account |
Source: Dmand AI Technology Install Data
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Olivia Zaczyk is one of 2,113 physician assistants in Indiana
Physician assistant is Olivia Zaczyk's primary specialty in the NPI Registry, under taxonomy code 363A00000X. Olivia Zaczyk is licensed in Indiana.
Specialties and state licenses
- Physician assistant, IndianaPrimary
Physician assistants near Olivia Zaczyk
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
Olivia Zaczyk treated 459 Medicare patients in 2024, average age 73
CMS counts 459 Medicare patients who saw Olivia Zaczyk in 2024. The largest group is 65 to 74, with 255 patients. 75% of them have high cholesterol, and 71% have high blood pressure. 4% are also on Medicaid. Their average risk score is 0.93, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Olivia Zaczyk's median patient age at 44, with 59% women.
Olivia Zaczyk's Medicare patients by age, 2024
Olivia Zaczyk's Medicare patients by sex, 2024
- Women28362%
- Men17638%
Chronic conditions among Olivia Zaczyk's Medicare patients, 2024
- High cholesterol75%
- High blood pressure71%
- Arthritis47%
- Ischemic heart disease27%
- Anxiety24%
- Diabetes19%
- Mood disorders19%
- Atrial fibrillation17%
Share of Medicare patients with each condition. A patient can have several.
Olivia Zaczyk's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 44
Patient panel by sex, all payers
- Women59%
- Men40%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Olivia Zaczyk wrote 542 Medicare Part D claims in 2024
In 2024, Olivia Zaczyk wrote 542 Medicare Part D claims for 265 patients. 91% of them were for generic drugs.
Olivia Zaczyk's Part D claims by kind of drug, 2024
- Generic495 claims91%
- Brand-name47 claims9%
Drug classes CMS tracks in Olivia Zaczyk's Part D claims, 2024
- Antibiotics10%52 of 542 claims
Share of all Part D claims for each drug class CMS reports on. Classes with no claims are left out.
Source: Medicare Part D Prescribers - by Provider (CMS), 2024 data
How Olivia Zaczyk takes part in Medicare
Olivia Zaczyk 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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Olivia Zaczyk received $782 in industry payments in 2025
CMS Open Payments shows 40 general payments to Olivia Zaczyk from 13 drug and device companies in 2025. Food and beverage make up the largest share, 86% of the total. Novartis Pharmaceuticals Corporation paid the most, $115.
General payments to Olivia Zaczyk by kind, 2025 to 2025
- Food and beverage$67286%
- Education$10914%
Companies that paid Olivia Zaczyk 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 Olivia Zaczyk'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 Olivia Zaczyk
Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.
What is Olivia Zaczyk's NPI number?
Olivia Zaczyk's NPI number is 1477254639. It was assigned on March 15, 2023, and it is active in the NPI Registry.
What does Olivia Zaczyk specialize in?
Olivia Zaczyk is a physician assistant in Munster, Indiana. The primary specialty in the NPI Registry is Physician Assistant (taxonomy code 363A00000X).
Where does Olivia Zaczyk practice?
Olivia Zaczyk practices at 9200 Calumet Ave, S-100, Munster, IN 46321. Olivia Zaczyk's primary practice is Munster Specialty Surgery Center in Munster, Indiana. Dmand AI also links Olivia Zaczyk to 4 ambulatory surgery centers and 1 group practice or clinic.
What is Olivia Zaczyk's office phone number?
The practice phone on file for Olivia Zaczyk is (219) 595-0789.
What is Olivia Zaczyk's medical license number?
Olivia Zaczyk holds Indiana license 10003960A.
What medical group is Olivia Zaczyk part of?
Olivia Zaczyk is linked to Dermio Dermatology.
Does Olivia Zaczyk accept Medicare?
Yes. CMS lists Olivia Zaczyk as accepting Medicare assignment.
How many Medicare patients does Olivia Zaczyk see?
CMS counts 459 Medicare patients who saw Olivia Zaczyk in 2024, with an average age of 73.
Has Olivia Zaczyk received payments from drug or device companies?
CMS Open Payments shows $782 in general payments to Olivia Zaczyk from 13 companies from 2025 to 2025. The largest total came from Novartis Pharmaceuticals Corporation.
How long has Olivia Zaczyk been practicing?
Olivia Zaczyk graduated from medical school in 2023, 3 years ago.
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