Dr. Gerald E. Van Wieren, MD
- Medicare services, 2023
- 25
- Part D claims, 2024
- 143
- Hospital affiliations
- 1
- Industry payments
- $44
- State license
- 1
- Practice address
- 605 Oak Street, Big Rapids, MI 49307
- Practice phone
- Call (231) 796-8691
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
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Dr. Gerald E. Van Wieren is an internist in Big Rapids, Michigan
Dr. Van Wieren practices at Corewell Health Big Rapids Hospital in Big Rapids, Michigan, part of Corewell Health.
Dr. Van Wieren's NPI, 1780682252, was assigned on July 8, 2005. Dr. Van Wieren graduated from University of California, San Francisco School of Medicine in 1979. Dr. Van Wieren holds Michigan license 042527.
- NPI
- 1780682252NPI Registry (opens in a new tab)
- NPI enumeration date
- July 8, 2005
- NPI status
- Active
- Practice phone
- (231) 796-8691
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 73
- Medical school graduation
- 1979
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Affiliation Data
Dr. Gerald E. Van Wieren practices at Corewell Health Big Rapids Hospital in Big Rapids, Michigan
Dr. Van Wieren's primary practice is Corewell Health Big Rapids Hospital, at 605 Oak Street, Big Rapids, MI 49307 in Mecosta County. The practice phone is (231) 796-8691.
- Corewell Health Big Rapids Hospital605 Oak Street, Big Rapids, MI 49307 · Mecosta CountyPhone(231) 796-8691
Source: Dmand AI Affiliation Data
Dr. Gerald E. Van Wieren is affiliated with 2 sites of care
Dr. Van Wieren's primary practice is Corewell Health Big Rapids Hospital in Big Rapids, Michigan, part of Corewell Health. Dmand AI also links Dr. Van Wieren to 1 physician office, named with a free account.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. Gerald E. Van Wieren's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Van Wieren practices, 2 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Corewell Health Big Rapids Hospital | Available with a free account |
| +1 more affiliated site | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Gerald E. Van Wieren is one of 4,804 internists in Michigan
Internal medicine is Dr. Van Wieren's primary specialty in the NPI Registry, under taxonomy code 207R00000X. Dr. Van Wieren is licensed in Michigan.
Specialties and state licenses
- Internal medicine, MichiganPrimary
Internists near Dr. Van Wieren
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. Gerald E. Van Wieren billed Medicare for 25 services in 2023
CMS data shows 25 Medicare services from Dr. Van Wieren across 1 procedure code in 2023, all of them office visits. Medicare paid $2,075 for them. Every service was in an office.
Dr. Van Wieren's Medicare services by type, 2022 to 2023
- 2022
- 2023
- Office and hospital visits
- 2022: 1332023: 2581%
- Tests and treatments
- 2022: 122023: 0100%
- Other services
- 2022: 392023: 0100%
Dr. Van Wieren compared with the Michigan median for internists, 2023
- Dr. Van Wieren
- Michigan median
- Medicare services
- 25vs 42394% below
- Part D claims
- 36vs 31489% below
Medians across 4,524 internists in Michigan with Dmand AI profiles that report each measure.
Dr. Van Wieren's most billed Medicare procedure codes, 2023
CMS publishes codes billed for 11 or more Medicare patients. Each label is the code family; CPT descriptions are licensed by the AMA.
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Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Van Wieren and other internists in Michigan.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Gerald E. Van Wieren's patients have a median age of 67
Across all payers, Dmand AI patient panel data puts Dr. Van Wieren's median patient age at 67, with 51% women.
Dr. Van Wieren's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 67
Patient panel by sex, all payers
- Women51%
- Men49%
Source: Dmand AI Patient Panel Data
Dr. Gerald E. Van Wieren wrote 143 Medicare Part D claims in 2024
In 2024, Dr. Van Wieren wrote 143 Medicare Part D claims for 41 patients. 83% of them were for generic drugs. CMS names the drug for 36 of them, across 2 drugs with 11 or more claims each, at $870 in total drug cost. In 2023, CMS named 1,249 claims across 38 drugs.
Dr. Van Wieren's Part D claims by kind of drug, 2024
- Generic119 claims83%
- Brand-name24 claims17%
Dr. Van Wieren'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.
Part D claims for drugs CMS names, 2023 to 2024
- 2023
- 2024
- Claims for drugs CMS names
- 2023: 1,2492024: 3697%
Drugs named by CMS: 2 in 2024, 38 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
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Dr. Gerald E. Van Wieren received $44 in industry payments from 2016 to 2022
CMS Open Payments shows 2 general payments to Dr. Van Wieren from 2 drug and device companies from 2016 to 2022. Education make up the largest share, 73% of the total. Takeda Pharmaceuticals U.S.A., Inc. paid the most, $32.
General payments to Dr. Van Wieren by program year, 2016 to 2022
General payments to Dr. Van Wieren by kind, 2016 to 2022
- Education$3273%
- Food and beverage$1227%
Companies that paid Dr. Van Wieren the most, 2016 to 2022
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Gerald E. Van Wieren graduated from University of California, San Francisco School of Medicine
Dr. Van Wieren graduated from University of California, San Francisco School of Medicine in 1979.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. Gerald E. Van Wieren'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 services and procedure codes | Medicare Physician & Other Practitioners - by Provider and Service (CMS) (opens in a new tab) |
| State medians for the same specialty | Dmand AI Peer Benchmarks |
| 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) |
| Training, board certification and memberships | Dmand AI Professional Profile Data |
| 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. Gerald E. Van Wieren
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. Gerald E. Van Wieren's NPI number?
Dr. Gerald E. Van Wieren's NPI number is 1780682252. It was assigned on July 8, 2005, and it is active in the NPI Registry.
What kind of doctor is Dr. Gerald E. Van Wieren?
Dr. Gerald E. Van Wieren is an internist in Big Rapids, Michigan. The primary specialty in the NPI Registry is Internal Medicine Physician (taxonomy code 207R00000X).
Where does Dr. Gerald E. Van Wieren practice?
Dr. Van Wieren practices at 605 Oak Street, Big Rapids, MI 49307. Dr. Van Wieren's primary practice is Corewell Health Big Rapids Hospital in Big Rapids, Michigan, part of Corewell Health. Dmand AI also links Dr. Van Wieren to 1 physician office.
What is Dr. Gerald E. Van Wieren's office phone number?
The practice phone on file for Dr. Van Wieren is (231) 796-8691.
What is Dr. Gerald E. Van Wieren's medical license number?
Dr. Van Wieren holds Michigan license 042527.
Which hospitals is Dr. Gerald E. Van Wieren affiliated with?
Dr. Van Wieren practices at Corewell Health Big Rapids Hospital in Big Rapids, Michigan.
Does Dr. Gerald E. Van Wieren accept Medicare?
Yes. CMS data shows Dr. Van Wieren billed Medicare for 25 services in 2023.
What services does Dr. Gerald E. Van Wieren bill to Medicare?
In 2023, Dr. Van Wieren's most billed Medicare services were office visit, established patient (99215).
Where did Dr. Gerald E. Van Wieren go to medical school?
Dr. Van Wieren graduated from University of California, San Francisco School of Medicine in 1979.
What drugs does Dr. Gerald E. Van Wieren prescribe most?
In 2024 Medicare Part D data, Dr. Van Wieren's most prescribed drugs by claims were Levothyroxine Sodium and Atorvastatin Calcium.
Has Dr. Gerald E. Van Wieren received payments from drug or device companies?
CMS Open Payments shows $44 in general payments to Dr. Van Wieren from 2 companies from 2016 to 2022. The largest total came from Takeda Pharmaceuticals U.S.A., Inc.
How long has Dr. Gerald E. Van Wieren been practicing?
Dr. Van Wieren graduated from medical school in 1979, 47 years ago.
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