AneurysmDiagnosis, DifferentialEmbolization, Therapeutic
Dr. Michael Greer, MD
NPI1427542067
- Part D claims, 2021
- 304
- Publications
- 2
- Industry payments
- $13
- State license
- 1
- Year NPI issued
- 2018
- Practice address
- 102 S Hennepin Ave, Dixon, IL 61021-3013
- Practice phone
- Call (815) 285-8520
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Find Dr. Greer's professional email, personal email and mobile number
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Dr. Michael Greer is a family medicine physician in Dixon, Illinois
Dr. Greer practices in Dixon, Illinois.
Dr. Greer's NPI, 1427542067, was assigned on June 18, 2018. Dr. Greer holds Illinois license 125073120.
NPI and contact details
- NPI
- 1427542067NPI Registry (opens in a new tab)
- NPI enumeration date
- June 18, 2018
- NPI status
- Active
- Practice phone
- (815) 285-8520
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
Sources: NPPES NPI Registry (CMS); and Dmand AI Professional Profile Data
Dr. Michael Greer's practice address is in Dixon, Illinois
Dr. Greer's practice address in the NPI Registry is 102 S Hennepin Ave, Dixon, IL 61021-3013. The practice phone is (815) 285-8520.
- NPI Registry address102 S Hennepin Ave, Dixon, IL 61021-3013Phone(815) 285-8520
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
Dmand AI tracks the EHR system at Dr. Michael Greer's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Greer practices. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Dr. Greer's practice | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Michael Greer is one of 5,105 family medicine physicians in Illinois
Family medicine is Dr. Greer's primary specialty in the NPI Registry, under taxonomy code 207Q00000X. Dr. Greer is licensed in Illinois.
Specialties and state licenses
- Family medicine, IllinoisPrimary
Family medicine physicians near Dr. Greer
Counts of family medicine physicians 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. Michael Greer's patients have a median age of 47
Across all payers, Dmand AI patient panel data puts Dr. Greer's median patient age at 47, with 83% women.
Dr. Greer's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 47
Patient panel by sex, all payers
- Women83%
- Men17%
Source: Dmand AI Patient Panel Data
Dr. Michael Greer wrote 304 Medicare Part D claims in 2021
In 2021, Dr. Greer wrote 304 Medicare Part D claims. They cover 18 drugs, with $17,724 in total drug cost. In 2020, CMS named 708 claims across 37 drugs.
Part D claims, 2021304
Drugs named by CMS18
Total drug cost$17,724
Dr. Greer's most prescribed drugs by claims, 2021
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, 2020 to 2021
- 2020
- 2021
- Claims for drugs CMS names
- 2020: 7082021: 30457%
Drugs named by CMS: 18 in 2021, 37 in 2020.
Source: Medicare Part D Prescribers - by Provider and Drug (CMS), 2024 data, released May 6, 2026
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Dr. Michael Greer has 2 publications on record
Dmand AI links 2 papers to Dr. Greer in 2010. Dr. Greer's most frequent co-authors are Luke Stephan Erdoes, MD, Daniel Franklin Fisher, MD and Charles Scott Joels, MD.
Papers2
Dr. Greer's most frequent co-authors
- Luke Stephan Erdoes, MD1 shared paper
- Daniel Franklin Fisher, MD1 shared paper
- Charles Scott Joels, MD1 shared paper
Recent publications by Dr. Greer
See who Dr. Greer researches with
Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who Dr. Greer works with, so you can find a warm path to the right family medicine physicians.
Sources: PubMed (National Library of Medicine); and Dmand AI Research Linkage
Dr. Michael Greer received $13 in industry payments in 2018
CMS Open Payments shows 1 general payment to Dr. Greer from 1 drug or device company in 2018. Food and beverage make up the largest share, 100% of the total. Merck Sharp & Dohme Corporation paid the most, $13.
Companies that paid Dr. Greer the most, 2018 to 2018
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Sources for Dr. Michael Greer'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 |
| Part D prescribing | Medicare Part D Prescribers - by Provider and Drug (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) |
| 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. Michael Greer
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. Michael Greer's NPI number?
Dr. Michael Greer's NPI number is 1427542067. It was assigned on June 18, 2018, and it is active in the NPI Registry.
What kind of doctor is Dr. Michael Greer?
Dr. Michael Greer is a family medicine physician in Dixon, Illinois. The primary specialty in the NPI Registry is Family Medicine Physician (taxonomy code 207Q00000X).
Where does Dr. Michael Greer practice?
Dr. Greer practices at 102 S Hennepin Ave, Dixon, IL 61021-3013.
What is Dr. Michael Greer's office phone number?
The practice phone on file for Dr. Greer is (815) 285-8520.
What is Dr. Michael Greer's medical license number?
Dr. Greer holds Illinois license 125073120.
What drugs does Dr. Michael Greer prescribe most?
In 2021 Medicare Part D data, Dr. Greer's most prescribed drugs by claims were Atorvastatin Calcium, Pantoprazole Sodium and Metformin HCl.
Has Dr. Michael Greer received payments from drug or device companies?
CMS Open Payments shows $13 in general payments to Dr. Greer from 1 company from 2018 to 2018. The largest total came from Merck Sharp & Dohme Corporation.
How long has Dr. Michael Greer been practicing?
Dr. Greer's NPI was assigned in 2018.
Does Dr. Michael Greer do research?
Dmand AI links 2 publications to Dr. Greer.
Who does Dr. Michael Greer publish with?
Dr. Greer's most frequent co-authors are Luke Stephan Erdoes, MD (1 shared paper), Daniel Franklin Fisher, MD (1 shared paper) and Charles Scott Joels, MD (1 shared paper).
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