Dr. Benjamin Greiner, DO
- Hospital affiliations
- 2
- Industry payments
- $124
- Medical groups
- 2
- State license
- 1
- Year NPI issued
- 2020
- Practice address
- One Hospital Drive, Columbia, MO 65212
- Practice phone
- Call (573) 882-4141
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Dr. Greiner'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. Benjamin Greiner is a diagnostic radiologist in Columbia, Missouri
Dr. Greiner practices at University Hospital in Columbia, Missouri, part of University of Missouri System.
Dr. Greiner's NPI, 1992332308, was assigned on March 25, 2020. Dr. Greiner graduated from University of North Texas Hsc, College of Osteopathic Med in 2020. Dr. Greiner holds Missouri license 2021019962.
- NPI
- 1992332308NPI Registry (opens in a new tab)
- Medicare PAC ID
- 1759795388
- NPI enumeration date
- March 25, 2020
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (573) 882-4141
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 32
- Medical school graduation
- 2020
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Benjamin Greiner practices at 2 locations in Columbia, Missouri
Dr. Greiner's primary practice is University Hospital, at One Hospital Drive, Columbia, MO 65212 in Boone County. The practice phone is (573) 882-4141. The NPI Registry lists Dr. Greiner's practice address as 1 Hospital Drive, Columbia, MO 65212.
- University HospitalPrimaryOne Hospital Drive, Columbia, MO 65212 · Boone CountyPhone(573) 882-4141
- NPI Registry address1 Hospital Drive, Columbia, MO 65212Phone(573) 882-7901
Sources: NPPES NPI Registry (CMS); Dmand AI Affiliation Data; Doctors and Clinicians National Downloadable File (CMS); and Dmand AI Practice Data
Dr. Benjamin Greiner is affiliated with 2 sites of care and 2 medical groups
Dr. Greiner's primary practice is University Hospital in Columbia, Missouri, part of University of Missouri System. Dr. Greiner is also affiliated with University of Utah Hospital. The medical group on file is University of Utah Health. Dmand AI also links Dr. Greiner to 1 more medical group, named with a free account.
Sources: Dmand AI Affiliation Data; Doctors and Clinicians National Downloadable File (CMS); and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. Benjamin Greiner's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Greiner practices, 2 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| University Hospital | Available with a free account |
| +1 more site and 1 medical group | Available with a free account |
Source: Dmand AI Technology Install Data
For health IT teams
Dmand AI maps EHR vendors, IT decision makers and buying committees across University of Missouri System and 6.2K+ hospitals, with verified contacts in the same login.
Dr. Benjamin Greiner is one of 679 diagnostic radiologists in Missouri
Diagnostic radiology is Dr. Greiner's primary specialty in the NPI Registry, under taxonomy code 2085R0202X. Dr. Greiner is licensed in Missouri.
Specialties and state licenses
- Diagnostic radiology, MissouriPrimary
Diagnostic radiologists near Dr. Greiner
Counts of diagnostic radiologists 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. Benjamin Greiner's patients have a median age of 76
Across all payers, Dmand AI patient panel data puts Dr. Greiner's median patient age at 76, with 29% women.
Dr. Greiner's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 76
Patient panel by sex, all payers
- Women29%
- Men70%
Source: Dmand AI Patient Panel Data
How Dr. Benjamin Greiner takes part in Medicare
Dr. Greiner 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)
Dr. Benjamin Greiner received $124 in industry payments from 2024 to 2025
CMS Open Payments shows 6 general payments to Dr. Greiner from 3 drug and device companies from 2024 to 2025. Food and beverage make up the largest share, 100% of the total. Pfizer Inc. paid the most, $63.
General payments to Dr. Greiner by program year, 2024 to 2025
Companies that paid Dr. Greiner the most, 2024 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Benjamin Greiner graduated from University of North Texas Hsc, College of Osteopathic Med
Dr. Greiner graduated from University of North Texas Hsc, College of Osteopathic Med in 2020.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. Benjamin Greiner'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 Affiliation DataDoctors and Clinicians National Downloadable File (CMS) (opens in a new tab)Dmand AI Practice Data |
| Primary practice, affiliations and health system | Dmand AI Affiliation DataDoctors and Clinicians National Downloadable File (CMS) (opens in a new tab)Dmand AI Org Hierarchy 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) |
| 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. Benjamin Greiner
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. Benjamin Greiner's NPI number?
Dr. Benjamin Greiner's NPI number is 1992332308. It was assigned on March 25, 2020, and it is active in the NPI Registry.
What kind of doctor is Dr. Benjamin Greiner?
Dr. Benjamin Greiner is a diagnostic radiologist in Columbia, Missouri. The primary specialty in the NPI Registry is Diagnostic Radiology Physician (taxonomy code 2085R0202X).
Where does Dr. Benjamin Greiner practice?
Dr. Greiner practices at One Hospital Drive, Columbia, MO 65212. Dr. Greiner also practices at 1 Hospital Drive, Columbia, MO 65212. Dr. Greiner's primary practice is University Hospital in Columbia, Missouri, part of University of Missouri System. Dmand AI also links Dr. Greiner to 1 medical group.
What is Dr. Benjamin Greiner's office phone number?
The practice phone on file for Dr. Greiner is (573) 882-4141.
What is Dr. Benjamin Greiner's medical license number?
Dr. Greiner holds Missouri license 2021019962, one of 2 state licenses on file.
Which hospitals is Dr. Benjamin Greiner affiliated with?
Dr. Greiner practices at University Hospital in Columbia, Missouri. Dr. Greiner is also affiliated with University of Utah Hospital.
What medical group is Dr. Benjamin Greiner part of?
Dr. Greiner is linked to University of Utah Health. Dmand AI links Dr. Greiner to 1 more medical group.
Does Dr. Benjamin Greiner accept Medicare?
Yes. CMS lists Dr. Greiner as accepting Medicare assignment.
Where did Dr. Benjamin Greiner go to medical school?
Dr. Greiner graduated from University of North Texas Hsc, College of Osteopathic Med in 2020.
Has Dr. Benjamin Greiner received payments from drug or device companies?
CMS Open Payments shows $124 in general payments to Dr. Greiner from 3 companies from 2024 to 2025. The largest total came from Pfizer Inc.
How long has Dr. Benjamin Greiner been practicing?
Dr. Greiner graduated from medical school in 2020, 6 years ago.
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