Dr. Gregory James Wehner, MD
- Medicare services, 2024
- 1,079
- Medicare patients, 2024
- 837
- Part D claims, 2020
- 13
- MIPS score, 2024
- 84
- Hospital affiliations
- 5
- Practice address
- 901 East 5th Street, Washington, MO 63090
- Practice phone
- Call (636) 239-8000
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
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Dr. Gregory James Wehner is a diagnostic radiologist in Washington, Missouri
Dr. Wehner practices at Mercy Hospital Washington in Washington, Missouri, part of Mercy.
Dr. Wehner's NPI, 1083274179, was assigned on June 19, 2019. Dr. Wehner graduated from University of Kentucky College of Medicine in 2019. Dr. Wehner holds Missouri license 2024011866.
- NPI
- 1083274179NPI Registry (opens in a new tab)
- Medicare PAC ID
- 8820324064
- NPI enumeration date
- June 19, 2019
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (636) 239-8000
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 33
- Medical school graduation
- 2019
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Gregory James Wehner practices at Mercy Hospital Washington in Washington, Missouri
Dr. Wehner's primary practice is Mercy Hospital Washington, at 901 East 5th Street, Washington, MO 63090 in Franklin County. The practice phone is (636) 239-8000.
- Mercy Hospital Washington901 East 5th Street, Washington, MO 63090 · Franklin CountyPhone(636) 239-8000
Source: Dmand AI Affiliation Data
Dr. Gregory James Wehner is affiliated with 8 sites of care and 3 medical groups
Dr. Wehner's primary practice is Mercy Hospital Washington in Washington, Missouri, part of Mercy. Dr. Wehner is also affiliated with Mercy Hospital St. Louis. The medical group on file is WashU Medicine Psychiatry. Dmand AI also links Dr. Wehner to 3 more hospitals, 3 group practices and clinics and 2 medical groups, each named with a free account.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. Gregory James Wehner's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Wehner practices, 8 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Mercy Hospital Washington | Available with a free account |
| +7 more sites and 2 medical groups | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Gregory James Wehner is one of 679 diagnostic radiologists in Missouri
Diagnostic radiology is Dr. Wehner's primary specialty in the NPI Registry, under taxonomy code 2085R0202X. Dr. Wehner is licensed in Missouri.
Specialties and state licenses
- Diagnostic radiology, MissouriPrimary
Diagnostic radiologists near Dr. Wehner
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. Gregory James Wehner billed Medicare for 1,079 services in 2024
CMS data shows 1,079 Medicare services from Dr. Wehner across 14 procedure codes in 2024, for 837 Medicare patients. Medicare paid $27,376 for them. Every service was in a facility, such as a hospital, rather than an office.
Dr. Wehner compared with the Missouri median for diagnostic radiologists, 2024
- Dr. Wehner
- Missouri median
- Medicare services
- 1,079vs 2,41555% below
- Medicare patients
- 837vs 1,76052% below
- Part D claims
- 13vs 147% below
Medians across 648 diagnostic radiologists in Missouri with Dmand AI profiles that report each measure.
Dr. Wehner'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.
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Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Gregory James Wehner treated 837 Medicare patients in 2024, average age 72
CMS counts 837 Medicare patients who saw Dr. Wehner in 2024. The largest group is 65 to 74, with 332 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 21% are also on Medicaid. Their average risk score is 2.16, where 1.00 is the Medicare average, so they are sicker than most Medicare patients.
Across all payers, Dmand AI patient panel data puts Dr. Wehner's median patient age at 72, with 53% women.
Dr. Wehner's Medicare patients by age, 2024
Dr. Wehner's Medicare patients by sex, 2024
- Women41149%
- Men42651%
Chronic conditions among Dr. Wehner's Medicare patients, 2024
- High blood pressure75%
- High cholesterol75%
- Arthritis54%
- Ischemic heart disease47%
- Heart failure44%
- Chronic kidney disease43%
- Diabetes41%
- Atrial fibrillation38%
Share of Medicare patients with each condition. A patient can have several.
Dr. Wehner's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 72
Patient panel by sex, all payers
- Women53%
- Men47%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Gregory James Wehner wrote 13 Medicare Part D claims in 2020
In 2020, Dr. Wehner wrote 13 Medicare Part D claims. Every claim was for a generic drug. They cover 1 drug, with $54 in total drug cost. In 2019, CMS named 12 claims across 1 drug.
Dr. Wehner's most prescribed drugs by claims, 2020
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, 2019 to 2020
- 2019
- 2020
- Claims for drugs CMS names
- 2019: 122020: 138%
Drugs named by CMS: 1 in 2020, 1 in 2019.
Source: Medicare Part D Prescribers - by Provider and Drug (CMS), 2024 data, released May 6, 2026
Dr. Gregory James Wehner scored 84 out of 100 in Medicare's MIPS program for 2024
CMS publishes a Merit-based Incentive Payment System (MIPS) score of 84 out of 100 for Dr. Wehner for performance year 2024, reported as part of a group. Dr. Wehner accepts Medicare assignment, so Medicare's approved amount is taken as full payment.
- Accepts Medicare assignment
- Yes
Dr. Wehner's MIPS scores, performance year 2024
- 84of 100Final score
- 71.6of 100Quality
- 100of 100Promoting Interoperability
- 40of 100Improvement Activities
- 76of 100Cost
Each score is out of 100. The final score weighs the categories CMS scored for this clinician.
Sources: Doctors and Clinicians National Downloadable File (CMS); and Clinician Public Reporting: Overall MIPS Performance (CMS), 2024 data, released September 10, 2026
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Dr. Gregory James Wehner graduated from University of Kentucky College of Medicine
Dr. Wehner graduated from University of Kentucky College of Medicine in 2019.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. Gregory James Wehner'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) |
| Part D prescribing | Medicare Part D Prescribers - by Provider and Drug (CMS) (opens in a new tab) |
| MIPS scores, telehealth, assignment and procedure percentiles | Doctors and Clinicians National Downloadable File (CMS) (opens in a new tab)Clinician Public Reporting: Overall MIPS Performance (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. Gregory James Wehner
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. Gregory James Wehner's NPI number?
Dr. Gregory James Wehner's NPI number is 1083274179. It was assigned on June 19, 2019, and it is active in the NPI Registry.
What kind of doctor is Dr. Gregory James Wehner?
Dr. Gregory James Wehner is a diagnostic radiologist in Washington, Missouri. The primary specialty in the NPI Registry is Diagnostic Radiology Physician (taxonomy code 2085R0202X).
Where does Dr. Gregory James Wehner practice?
Dr. Wehner practices at 901 East 5th Street, Washington, MO 63090. Dr. Wehner's primary practice is Mercy Hospital Washington in Washington, Missouri, part of Mercy. Dmand AI also links Dr. Wehner to 3 hospitals, 3 group practices and clinics and 2 medical groups.
What is Dr. Gregory James Wehner's office phone number?
The practice phone on file for Dr. Wehner is (636) 239-8000.
What is Dr. Gregory James Wehner's medical license number?
Dr. Wehner holds Missouri license 2024011866.
Which hospitals is Dr. Gregory James Wehner affiliated with?
Dr. Wehner practices at Mercy Hospital Washington in Washington, Missouri. Dr. Wehner is also affiliated with Mercy Hospital St. Louis. Dmand AI links Dr. Wehner to 3 more hospitals.
What medical group is Dr. Gregory James Wehner part of?
Dr. Wehner is linked to WashU Medicine Psychiatry. Dmand AI links Dr. Wehner to 2 more medical groups.
Does Dr. Gregory James Wehner accept Medicare?
Yes. CMS data shows Dr. Wehner billed Medicare for 1,079 services in 2024, and Dr. Wehner accepts Medicare assignment.
What is Dr. Gregory James Wehner's MIPS score?
Dr. Wehner's MIPS final score for performance year 2024 is 84 out of 100, reported as part of a group.
How many Medicare patients does Dr. Gregory James Wehner see?
CMS counts 837 Medicare patients who saw Dr. Wehner in 2024, with an average age of 72.
Show 4 more questionsShow fewer questions
What services does Dr. Gregory James Wehner bill to Medicare?
In 2024, Dr. Wehner's most billed Medicare services were diagnostic imaging (71045), diagnostic imaging (71046) and diagnostic imaging (74177).
Where did Dr. Gregory James Wehner go to medical school?
Dr. Wehner graduated from University of Kentucky College of Medicine in 2019.
What drugs does Dr. Gregory James Wehner prescribe most?
In 2020 Medicare Part D data, Dr. Wehner's most prescribed drugs by claims were Carvedilol.
How long has Dr. Gregory James Wehner been practicing?
Dr. Wehner graduated from medical school in 2019, 7 years ago.
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