Dr. Justine Czajka, MD
- Part D claims, 2024
- 266
- Hospital affiliations
- 1
- Industry payments
- $21
- Medical group
- 1
- State license
- 1
- Practice address
- 800 S Washington Avenue, Saginaw, MI 48601
- Practice phone
- Call (989) 776-8000
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Dr. Czajka'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. Justine Czajka is an internist in Saginaw, Michigan
Dr. Czajka practices at MyMichigan Medical Center Saginaw in Saginaw, Michigan, part of MyMichigan Health.
Dr. Czajka's NPI, 1740967462, was assigned on July 4, 2023. Dr. Czajka holds Michigan license 4351051270.
- NPI
- 1740967462NPI Registry (opens in a new tab)
- Medicare PAC ID
- 7416318043
- NPI enumeration date
- July 4, 2023
- NPI status
- Active
- Practice phone
- (989) 776-8000
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Female
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Affiliation Data
Dr. Justine Czajka practices at MyMichigan Medical Center Saginaw in Saginaw, Michigan
Dr. Czajka's primary practice is MyMichigan Medical Center Saginaw, at 800 S Washington Avenue, Saginaw, MI 48601 in Saginaw County. The practice phone is (989) 776-8000.
- MyMichigan Medical Center Saginaw800 S Washington Avenue, Saginaw, MI 48601 · Saginaw CountyPhone(989) 776-8000
Source: Dmand AI Affiliation Data
Dr. Justine Czajka is affiliated with 1 site of care and 1 medical group
Dr. Czajka's primary practice is MyMichigan Medical Center Saginaw in Saginaw, Michigan, part of MyMichigan Health. The medical group on file is MyMichigan Medical Center Midland.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. Justine Czajka's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Czajka practices. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| MyMichigan Medical Center Saginaw | 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 MyMichigan Health and 6.2K+ hospitals, with verified contacts in the same login.
Dr. Justine Czajka is one of 4,804 internists in Michigan
Internal medicine is Dr. Czajka's primary specialty in the NPI Registry, under taxonomy code 207R00000X. Dr. Czajka is licensed in Michigan.
Specialties and state licenses
- Internal medicine, MichiganPrimary
Internists near Dr. Czajka
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. Justine Czajka's patients have a median age of 70
Across all payers, Dmand AI patient panel data puts Dr. Czajka's median patient age at 70, with 75% women.
Dr. Czajka's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 70
Patient panel by sex, all payers
- Women75%
- Men25%
Source: Dmand AI Patient Panel Data
Dr. Justine Czajka wrote 266 Medicare Part D claims in 2024
In 2024, Dr. Czajka wrote 266 Medicare Part D claims for 104 patients. 77% of them were for generic drugs. CMS names the drug for 63 of them, across 4 drugs with 11 or more claims each, at $17,578 in total drug cost.
Dr. Czajka's Part D claims by kind of drug, 2024
- Generic204 claims77%
- Brand-name51 claims19%
- Other11 claims4%
Dr. Czajka'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. Czajka's Part D claims, 2024
- Antibiotics4%11 of 266 claims
Share of all Part D claims for each drug class CMS reports on. Classes with no claims are left out.
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
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Dr. Justine Czajka received $21 in industry payments in 2024
CMS Open Payments shows 1 general payment to Dr. Czajka from 1 drug or device company in 2024. Food and beverage make up the largest share, 100% of the total. Neurocrine BioSciences, Inc. paid the most, $21.
Companies that paid Dr. Czajka the most, 2024 to 2024
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Sources for Dr. Justine Czajka'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) |
| 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. Justine Czajka
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. Justine Czajka's NPI number?
Dr. Justine Czajka's NPI number is 1740967462. It was assigned on July 4, 2023, and it is active in the NPI Registry.
What kind of doctor is Dr. Justine Czajka?
Dr. Justine Czajka is an internist in Saginaw, Michigan. The primary specialty in the NPI Registry is Internal Medicine Physician (taxonomy code 207R00000X).
Where does Dr. Justine Czajka practice?
Dr. Czajka practices at 800 S Washington Avenue, Saginaw, MI 48601. Dr. Czajka's primary practice is MyMichigan Medical Center Saginaw in Saginaw, Michigan, part of MyMichigan Health.
What is Dr. Justine Czajka's office phone number?
The practice phone on file for Dr. Czajka is (989) 776-8000.
What is Dr. Justine Czajka's medical license number?
Dr. Czajka holds Michigan license 4351051270.
Which hospitals is Dr. Justine Czajka affiliated with?
Dr. Czajka practices at MyMichigan Medical Center Saginaw in Saginaw, Michigan.
What medical group is Dr. Justine Czajka part of?
Dr. Czajka is linked to MyMichigan Medical Center Midland.
What drugs does Dr. Justine Czajka prescribe most?
In 2024 Medicare Part D data, Dr. Czajka's most prescribed drugs by claims were Atorvastatin Calcium, Diclofenac Sodium and Jardiance.
Has Dr. Justine Czajka received payments from drug or device companies?
CMS Open Payments shows $21 in general payments to Dr. Czajka from 1 company from 2024 to 2024. The largest total came from Neurocrine BioSciences, Inc.
How long has Dr. Justine Czajka been practicing?
Dr. Czajka's NPI was assigned in 2023.
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