Dr. Matthew Posner, MD
- Medicare services, 2024
- 69
- Medicare patients, 2024
- 113
- Hospital affiliations
- 1
- Industry payments
- $163
- Medical group
- 1
- Practice address
- 100 Michigan St NE, Grand Rapids, MI 49503
- Practice phone
- Call (616) 391-1774
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Find Dr. Posner'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. Matthew Posner is an anesthesiologist in Grand Rapids, Michigan
Dr. Posner practices at Corewell Health Grand Rapids Hospitals - Butterworth in Grand Rapids, Michigan, part of Corewell Health.
Dr. Posner's NPI, 1538122601, was assigned on April 10, 2006. Dr. Posner holds Michigan license 4301051435.
- NPI
- 1538122601NPI Registry (opens in a new tab)
- NPI enumeration date
- April 10, 2006
- NPI status
- Active
- Practice phone
- (616) 391-1774
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 67
- Medical school graduation
- 1985
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Affiliation Data
Dr. Matthew Posner practices at Corewell Health Grand Rapids Hospitals - Butterworth in Grand Rapids, Michigan
Dr. Posner's primary practice is Corewell Health Grand Rapids Hospitals - Butterworth, at 100 Michigan St NE, Grand Rapids, MI 49503 in Kent County. The practice phone is (616) 391-1774.
- Corewell Health Grand Rapids Hospitals - Butterworth100 Michigan St NE, Grand Rapids, MI 49503 · Kent CountyPhone(616) 391-1774
Source: Dmand AI Affiliation Data
Dr. Matthew Posner is affiliated with 2 sites of care and 1 medical group
Dr. Posner's primary practice is Corewell Health Grand Rapids Hospitals - Butterworth in Grand Rapids, Michigan, part of Corewell Health. The medical group on file is Anesthesia Practice Consultants, P.C. Dmand AI also links Dr. Posner to 1 more group practice or clinic, named with a free account.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. Matthew Posner's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Posner practices, 2 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Corewell Health Grand Rapids Hospitals - Butterworth | 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. Matthew Posner is one of 1,302 anesthesiologists in Michigan
Anesthesiology is Dr. Posner's primary specialty in the NPI Registry, under taxonomy code 207L00000X. Dmand AI has Dr. Posner's licenses on file in 2 states: Michigan and Massachusetts.
Specialties and state licenses
- Anesthesiology, MichiganPrimary
- Massachusetts license
Anesthesiologists near Dr. Posner
Counts of anesthesiologists 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. Matthew Posner billed Medicare for 69 services in 2024
CMS data shows 69 Medicare services from Dr. Posner across 5 procedure codes in 2024, for 113 Medicare patients. Medicare paid $13,641 for them. Every service was in a facility, such as a hospital, rather than an office.
Dr. Posner's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Anesthesia
- 2023: 592024: 582%
- Surgery
- 2023: 02024: 11
Dr. Posner compared with the Michigan median for anesthesiologists, 2024
- Dr. Posner
- Michigan median
- Medicare services
- 69vs 8922% below
- Medicare patients
- 113vs 17736% below
Medians across 1,283 anesthesiologists in Michigan with Dmand AI profiles that report each measure.
Dr. Posner's most billed Medicare procedure codes, 2024
CMS publishes codes billed for 11 or more Medicare patients. Each label is the code family; CPT descriptions are licensed by the AMA.
Need commercial claims for Dr. Posner?
Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Posner and other anesthesiologists in Michigan.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Matthew Posner treated 113 Medicare patients in 2024, average age 71
CMS counts 113 Medicare patients who saw Dr. Posner in 2024. The largest group is 65 to 74, with 58 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 22% are also on Medicaid. Their average risk score is 1.42, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Dr. Posner's median patient age at 65, with 55% women.
Dr. Posner's Medicare patients by age, 2024
CMS leaves out age groups with fewer than 11 patients.
Dr. Posner's Medicare patients by sex, 2024
- Women5448%
- Men5952%
Chronic conditions among Dr. Posner's Medicare patients, 2024
- High blood pressure75%
- High cholesterol75%
- Arthritis72%
- Anxiety39%
- Mood disorders38%
- Depression35%
- Diabetes34%
- Ischemic heart disease29%
Share of Medicare patients with each condition. A patient can have several.
Dr. Posner's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 65
Patient panel by sex, all payers
- Women55%
- Men45%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
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Dr. Matthew Posner received $163 in industry payments from 2016 to 2023
CMS Open Payments shows 8 general payments to Dr. Posner from 5 drug and device companies from 2016 to 2023. Food and beverage make up the largest share, 100% of the total. Mallinckrodt LLC paid the most, $48.
General payments to Dr. Posner by program year, 2016 to 2023
Companies that paid Dr. Posner the most, 2016 to 2023
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Sources for Dr. Matthew Posner'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 DataMedicare Physician & Other Practitioners - 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. Matthew Posner
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. Matthew Posner's NPI number?
Dr. Matthew Posner's NPI number is 1538122601. It was assigned on April 10, 2006, and it is active in the NPI Registry.
What kind of doctor is Dr. Matthew Posner?
Dr. Matthew Posner is an anesthesiologist in Grand Rapids, Michigan. The primary specialty in the NPI Registry is Anesthesiology Physician (taxonomy code 207L00000X).
Where does Dr. Matthew Posner practice?
Dr. Posner practices at 100 Michigan St NE, Grand Rapids, MI 49503. Dr. Posner's primary practice is Corewell Health Grand Rapids Hospitals - Butterworth in Grand Rapids, Michigan, part of Corewell Health. Dmand AI also links Dr. Posner to 1 group practice or clinic.
What is Dr. Matthew Posner's office phone number?
The practice phone on file for Dr. Posner is (616) 391-1774.
What is Dr. Matthew Posner's medical license number?
Dr. Posner holds Michigan license 4301051435, one of the licenses on file in 2 states.
Which states has Dr. Matthew Posner been licensed in?
Dmand AI has state licenses on file for Dr. Posner in Michigan and Massachusetts.
Which hospitals is Dr. Matthew Posner affiliated with?
Dr. Posner practices at Corewell Health Grand Rapids Hospitals - Butterworth in Grand Rapids, Michigan.
What medical group is Dr. Matthew Posner part of?
Dr. Posner is linked to Anesthesia Practice Consultants, P.C.
Does Dr. Matthew Posner accept Medicare?
Yes. CMS data shows Dr. Posner billed Medicare for 69 services in 2024.
How many Medicare patients does Dr. Matthew Posner see?
CMS counts 113 Medicare patients who saw Dr. Posner in 2024, with an average age of 71.
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What services does Dr. Matthew Posner bill to Medicare?
In 2024, Dr. Posner's most billed Medicare services were anesthesia (01402), anesthesia (00731) and anesthesia (01214).
Has Dr. Matthew Posner received payments from drug or device companies?
CMS Open Payments shows $163 in general payments to Dr. Posner from 5 companies from 2016 to 2023. The largest total came from Mallinckrodt LLC.
How long has Dr. Matthew Posner been practicing?
Dr. Posner graduated from medical school in 1985, 41 years ago.
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