Andrea Marie Oster, NP
- Part D claims, 2024
- 2,105
- Hospital affiliations
- 2
- Medical groups
- 2
- State license
- 1
- Year NPI issued
- 2023
- Practice address
- 1108 W State St, Hastings, MI 49058
- Practice phone
- Call (269) 945-8080
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Pennock Hospital Board of Trustees
Hastings, Michigan
Find Andrea Oster's professional email, personal email and mobile number
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Andrea Marie Oster is a family nurse practitioner in Hastings, Michigan
Andrea Oster practices at Pennock Hospital Board of Trustees in Hastings, Michigan.
Andrea Oster's NPI, 1174207765, was assigned on June 14, 2023. Andrea Oster holds Michigan license 4704330869.
- NPI
- 1174207765NPI Registry (opens in a new tab)
- Medicare PAC ID
- 3274989181
- NPI enumeration date
- June 14, 2023
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (269) 945-8080
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Female
- Estimated age
- 30
- Medical school graduation
- 2022
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Practice Data; and Doctors and Clinicians National Downloadable File (CMS)
Andrea Marie Oster practices at Pennock Hospital Board of Trustees in Hastings, Michigan
Andrea Oster's primary practice is Pennock Hospital Board of Trustees, at 1108 W State St, Hastings, MI 49058 in Barry County. The practice phone is (269) 945-8080.
- Pennock Hospital Board of Trustees1108 W State St, Hastings, MI 49058 · Barry CountyPhone(269) 945-8080
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
Andrea Marie Oster is affiliated with 4 sites of care and 2 medical groups
Andrea Oster's primary practice is Pennock Hospital Board of Trustees in Hastings, Michigan. Andrea Oster is also affiliated with Corewell Health Pennock Hospital. The medical group on file is Corewell Health Pennock Hospital. Dmand AI also links Andrea Oster to 1 more hospital, 1 group practice or clinic and 1 medical group, each named with a free account.
Sources: NPPES NPI Registry (CMS); Dmand AI Practice Data; and Dmand AI Affiliation Data
Dmand AI tracks the EHR system at Andrea Marie Oster's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Andrea Oster practices, 3 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Pennock Hospital Board of Trustees | Available with a free account |
| +3 more sites and 1 medical group | Available with a free account |
Source: Dmand AI Technology Install Data
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Andrea Marie Oster is one of 4,420 family nurse practitioners in Michigan
Family is Andrea Oster's primary specialty in the NPI Registry, under taxonomy code 363LF0000X. Andrea Oster is licensed in Michigan.
Specialties and state licenses
- Family nurse practitioner, MichiganPrimary
Family nurse practitioners near Andrea Oster
Counts of family nurse practitioners 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
Andrea Marie Oster's patients have a median age of 49
Across all payers, Dmand AI patient panel data puts Andrea Oster's median patient age at 49, with 63% women.
Andrea Oster's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 49
Patient panel by sex, all payers
- Women63%
- Men37%
Source: Dmand AI Patient Panel Data
Andrea Marie Oster wrote 2,105 Medicare Part D claims in 2024
In 2024, Andrea Oster wrote 2,105 Medicare Part D claims for 400 patients. 86% of them were for generic drugs.
Andrea Oster's Part D claims by kind of drug, 2024
- Generic1,806 claims86%
- Brand-name284 claims13%
- Other15 claims1%
Drug classes CMS tracks in Andrea Oster's Part D claims, 2024
- Opioids1%22 of 2,105 claims
- Antibiotics3%56 of 2,105 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 Andrea Marie Oster takes part in Medicare
Andrea Oster 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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Sources for Andrea Marie Oster'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 | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Practice Data |
| Primary practice, affiliations and health system | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Practice DataDmand AI Affiliation Data |
| Medicare patients and the all-payer patient panel | Dmand AI Patient Panel Data |
| 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) |
| 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 Andrea Marie Oster
Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.
What is Andrea Marie Oster's NPI number?
Andrea Marie Oster's NPI number is 1174207765. It was assigned on June 14, 2023, and it is active in the NPI Registry.
What does Andrea Marie Oster specialize in?
Andrea Marie Oster is a family nurse practitioner in Hastings, Michigan. The primary specialty in the NPI Registry is Family Nurse Practitioner (taxonomy code 363LF0000X).
Where does Andrea Marie Oster practice?
Andrea Oster practices at 1108 W State St, Hastings, MI 49058. Andrea Oster's primary practice is Pennock Hospital Board of Trustees in Hastings, Michigan. Dmand AI also links Andrea Oster to 1 hospital, 1 group practice or clinic and 1 medical group.
What is Andrea Marie Oster's office phone number?
The practice phone on file for Andrea Oster is (269) 945-8080.
What is Andrea Marie Oster's medical license number?
Andrea Oster holds Michigan license 4704330869.
Which hospitals is Andrea Marie Oster affiliated with?
Andrea Oster is affiliated with Corewell Health Pennock Hospital. Dmand AI links Andrea Oster to 1 more hospital.
What medical group is Andrea Marie Oster part of?
Andrea Oster is linked to Corewell Health Pennock Hospital. Dmand AI links Andrea Oster to 1 more medical group.
Does Andrea Marie Oster accept Medicare?
Yes. CMS lists Andrea Oster as accepting Medicare assignment.
How long has Andrea Marie Oster been practicing?
Andrea Oster graduated from medical school in 2022, 4 years ago.
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