Colin Daniel Westman
- Publications
- 3
- Industry payments
- $1,418
- State license
- 1
- Year NPI issued
- 2019
- Practice address
- 1234 Napier Ave, Saint Joseph, MI 49085
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Find Colin Westman's professional email, personal email and mobile number
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Colin Daniel Westman is a hepatology physician in Saint Joseph, Michigan
Colin Westman practices in Saint Joseph, Michigan.
Colin Westman's NPI, 1982268223, was assigned on April 23, 2019. Colin Westman graduated from Chicago College of Osteopathic Medicine at Midwestern University in 2019. Colin Westman holds Illinois license 036.161125.
- NPI
- 1982268223NPI Registry (opens in a new tab)
- Medicare PAC ID
- 9931585338
- NPI enumeration date
- April 23, 2019
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Medical school graduation
- 2019
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Doctors and Clinicians National Downloadable File (CMS)
Colin Daniel Westman's practice address is in Saint Joseph, Michigan
Colin Westman's practice address in the NPI Registry is 1234 Napier Ave, Saint Joseph, MI 49085, in Berrien County.
- NPI Registry address1234 Napier Ave, Saint Joseph, MI 49085 · Berrien County
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
Dmand AI tracks the EHR system at Colin Daniel Westman's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Colin Westman practices. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Colin Westman's practice | Available with a free account |
Source: Dmand AI Technology Install Data
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Colin Daniel Westman's specialty is hepatology
Hepatology is Colin Westman's primary specialty in the NPI Registry, under taxonomy code 207RI0008X. Colin Westman is board certified in internal medicine by the American Board of Internal Medicine. Colin Westman is licensed in Illinois.
Specialties and state licenses
- Hepatology, IllinoisPrimary
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Peer Benchmarks
Colin Daniel Westman's patients have a median age of 57
Across all payers, Dmand AI patient panel data puts Colin Westman's median patient age at 57, with 50% women.
Colin Westman's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 57
Patient panel by sex, all payers
- Women50%
- Men50%
Source: Dmand AI Patient Panel Data
How Colin Daniel Westman takes part in Medicare
Colin Westman 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)
Colin Daniel Westman has 3 publications on record
Dmand AI links 3 papers to Colin Westman, published from 2023 to 2025. Colin Westman's most frequent co-authors are Jonathan Dov Weinberger, MD, Nazir Ahmed, MD and Ayrton Ilolo Bangolo, MD.
Colin Westman's most frequent co-authors
- Jonathan Dov Weinberger, MD2 shared papers
- Nazir Ahmed, MD1 shared paper
- Ayrton Ilolo Bangolo, MD1 shared paper
Recent publications by Colin Westman
Medicine (Baltimore)
See who Colin Westman researches with
Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who Colin Westman works with, so you can find a warm path to the right hepatology physicians.
Sources: PubMed (National Library of Medicine); and Dmand AI Research Linkage
Colin Daniel Westman received $1,418 in industry payments in 2025
CMS Open Payments shows 16 general payments to Colin Westman from 11 drug and device companies in 2025. Food and beverage make up the largest share, 74% of the total. Olympus Corporation of the Americas paid the most, $362.
General payments to Colin Westman by kind, 2025 to 2025
- Food and beverage$1,05674%
- Travel and lodging$36226%
Companies that paid Colin Westman the most, 2025 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Colin Daniel Westman graduated from Chicago College of Osteopathic Medicine at Midwestern University
Colin Westman graduated from Chicago College of Osteopathic Medicine at Midwestern University in 2019.
- Medical school
- Board certified in internal medicine
- Board certified in 2022 - 2023
- Board certified in 2019 - 2020
- Board certified in 2023 - 2027
Source: Dmand AI Professional Profile Data
Sources for Colin Daniel Westman'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 |
| Medicare patients and the all-payer patient panel | Dmand AI Patient Panel Data |
| MIPS scores, telehealth, assignment and procedure percentiles | Doctors and Clinicians National Downloadable File (CMS) (opens in a new tab) |
| Publications, topics and co-authors | PubMed (National Library of Medicine) (opens in a new tab)Dmand AI Research Linkage |
| 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 |
Data last refreshed October 2026Report an inaccuracyRemove my information
FAQ
Frequently asked questions about Colin Daniel Westman
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What is Colin Daniel Westman's NPI number?
Colin Daniel Westman's NPI number is 1982268223. It was assigned on April 23, 2019, and it is active in the NPI Registry.
What does Colin Daniel Westman specialize in?
Colin Daniel Westman is a hepatology physician in Saint Joseph, Michigan. The primary specialty in the NPI Registry is Hepatology Physician (taxonomy code 207RI0008X).
Where does Colin Daniel Westman practice?
Colin Westman practices at 1234 Napier Ave, Saint Joseph, MI 49085.
What is Colin Daniel Westman's medical license number?
Colin Westman holds Illinois license 036.161125.
Does Colin Daniel Westman accept Medicare?
Yes. CMS lists Colin Westman as accepting Medicare assignment.
Is Colin Daniel Westman board certified?
Yes. Colin Westman is board certified in internal medicine by the American Board of Internal Medicine.
Where did Colin Daniel Westman go to medical school?
Colin Westman graduated from Chicago College of Osteopathic Medicine at Midwestern University in 2019.
Has Colin Daniel Westman received payments from drug or device companies?
CMS Open Payments shows $1,418 in general payments to Colin Westman from 11 companies from 2025 to 2025. The largest total came from Olympus Corporation of the Americas.
How long has Colin Daniel Westman been practicing?
Colin Westman graduated from medical school in 2019, 7 years ago.
Does Colin Daniel Westman do research?
Dmand AI links 3 publications to Colin Westman, published from 2023 to 2025.
Who does Colin Daniel Westman publish with?
Colin Westman's most frequent co-authors are Jonathan Dov Weinberger, MD (2 shared papers), Nazir Ahmed, MD (1 shared paper) and Ayrton Ilolo Bangolo, MD (1 shared paper).
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