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Dr. Julie A. Mai, MD
NPI1215990718PAC ID5496798639
- Medicare services, 2024
- 1,082
- Medicare patients, 2024
- 208
- Part D claims, 2024
- 115
- Publications
- 3
- Clinical trials
- 1
- Practice address
- 615 New Ballas Road, Saint Louis, MO 63141
- Practice phone
- Call (314) 251-6000
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Dr. Mai's professional email, personal email and mobile number
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Dr. Julie A. Mai is a radiation oncologist in Saint Louis, Missouri
Dr. Mai practices at Mercy Hospital St. Louis in Saint Louis, Missouri, part of Mercy.
Dr. Mai's NPI, 1215990718, was assigned on April 7, 2006. Dr. Mai graduated from WashU Medicine in 1997. Dr. Mai holds Missouri license 2002004004.
NPI and contact details
- NPI
- 1215990718NPI Registry (opens in a new tab)
- Medicare PAC ID
- 5496798639
- NPI enumeration date
- April 7, 2006
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (314) 251-6000
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Female
- Estimated age
- 55
- Medical school graduation
- 1997
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Julie A. Mai practices at Mercy Hospital St. Louis in Saint Louis, Missouri
Dr. Mai's primary practice is Mercy Hospital St. Louis, at 615 New Ballas Road, Saint Louis, MO 63141 in St. Louis County. The practice phone is (314) 251-6000.
- Mercy Hospital St. Louis615 New Ballas Road, Saint Louis, MO 63141 · St. Louis CountyPhone(314) 251-6000
Source: Dmand AI Affiliation Data
Dr. Julie A. Mai is affiliated with 2 sites of care and 1 medical group
Dr. Mai's primary practice is Mercy Hospital St. Louis in Saint Louis, Missouri, part of Mercy. The medical group on file is West County Radiological Group. Dmand AI also links Dr. Mai 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. Julie A. Mai's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Mai practices, 2 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Mercy Hospital St. Louis | Available with a free account |
| +1 more affiliated site | Available with a free account |
Source: Dmand AI Technology Install Data
For health IT teams
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Dr. Julie A. Mai is one of 117 radiation oncologists in Missouri
Radiation oncology is Dr. Mai's primary specialty in the NPI Registry, under taxonomy code 2085R0001X. Dr. Mai is board certified in radiation oncology by the American Board of Radiology. Dmand AI has Dr. Mai's licenses on file in 4 states: Missouri, Illinois, Kansas and Wisconsin.
Specialties and state licenses
- Radiation oncology, MissouriPrimary
- Illinois license
- Kansas license
- Wisconsin license
Clinical focus
Dmand AI lists bone cancer radiation, brain cancer radiation, brain tumor radiation, breast cancer radiation, lung cancer radiation, pancreatic cancer radiation and uterine cancer radiation among the conditions Dr. Mai treats.
Radiation oncologists near Dr. Mai
Counts of radiation oncologists with a Dmand AI profile, by place and practice. Each opens the list.
117radiation oncologists in Missouri48radiation oncologists in Saint Louis5radiation oncologists at Mercy Hospital St. Louis
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Peer Benchmarks
Dr. Julie A. Mai billed Medicare for 1,082 services in 2024
CMS data shows 1,082 Medicare services from Dr. Mai across 13 procedure codes in 2024, for 208 Medicare patients. Medicare paid $64,575 for them. Every service was in a facility, such as a hospital, rather than an office.
Medicare services, 20241,082
Medicare patients208
Paid by Medicare$64,575
Procedure codes13
Dr. Mai's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Imaging
- 2023: 1,5052024: 95337%
- Office and hospital visits
- 2023: 1432024: 12910%
Dr. Mai compared with the Missouri median for radiation oncologists, 2024
- Dr. Mai
- Missouri median
- Medicare services
- 1,082vs 1,21011% below
- Medicare patients
- 208vs 18115% above
- Part D claims
- 32vs 6047% below
Medians across 117 radiation oncologists in Missouri with Dmand AI profiles that report each measure.
Dr. Mai'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. Mai?
Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Mai and other radiation oncologists in Missouri.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Julie A. Mai treated 208 Medicare patients in 2024, average age 74
CMS counts 208 Medicare patients who saw Dr. Mai in 2024. The largest group is 65 to 74, with 104 patients. 75% of them have cancer, and 75% have high cholesterol. 6% are also on Medicaid. Their average risk score is 1.37, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Dr. Mai's median patient age at 70, with 90% women.
Medicare patients, 2024208
Average age74
Average risk score1.37
Also on Medicaid6%
Dr. Mai's Medicare patients by age, 2024
CMS leaves out age groups with fewer than 11 patients.
Dr. Mai's Medicare patients by sex, 2024
- Women14369%
- Men6531%
Chronic conditions among Dr. Mai's Medicare patients, 2024
- Cancer75%
- High cholesterol75%
- High blood pressure73%
- Arthritis61%
- Anxiety32%
- Ischemic heart disease26%
- Chronic kidney disease25%
- Diabetes25%
Share of Medicare patients with each condition. A patient can have several.
Dr. Mai's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 70
Patient panel by sex, all payers
- Women90%
- Men9%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Julie A. Mai wrote 115 Medicare Part D claims in 2024
In 2024, Dr. Mai wrote 115 Medicare Part D claims for 46 patients. 93% of them were for generic drugs. CMS names the drug for 32 of them, across 2 drugs with 11 or more claims each, at $478 in total drug cost. In 2023, CMS named 32 claims across 2 drugs.
Part D claims, 2024115
Drugs named by CMS2
Total drug cost$478
Part D patients46
Dr. Mai's Part D claims by kind of drug, 2024
- Generic107 claims93%
- Brand-name and other8 claims7%
Dr. Mai's most prescribed drugs by claims, 2024
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, 2023 to 2024
- 2023
- 2024
- Claims for drugs CMS names
- 2023: 322024: 32No change
Drugs named by CMS: 2 in 2024, 2 in 2023.
Sources: Medicare Part D Prescribers - by Provider and Drug (CMS), 2024 data, released May 6, 2026; and Medicare Part D Prescribers - by Provider (CMS), 2024 data
Dr. Julie A. Mai scored 85 out of 100 in Medicare's MIPS program for 2024
CMS publishes a Merit-based Incentive Payment System (MIPS) score of 85 out of 100 for Dr. Mai for performance year 2024, reported as part of a group. Dr. Mai accepts Medicare assignment, so Medicare's approved amount is taken as full payment.
- Accepts Medicare assignment
- Yes
Dr. Mai's MIPS scores, performance year 2024
- 85of 100Final score
- 86.9of 100Quality
- 40of 100Improvement Activities
- 73of 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. Julie A. Mai has 3 publications on record
Dmand AI links 3 papers to Dr. Mai, published from 2016 to 2021. Dr. Mai's most frequent co-authors are Tracy E. Alpert, MD, Beatrice F. Bloom, MD and Albert S. Denittis, MD.
Papers3
Years published2016 to 2021
Dr. Mai's most frequent co-authors
- Tracy E. Alpert, MD2 shared papers
- Beatrice F. Bloom, MD2 shared papers
- Albert S. Denittis, MD2 shared papers
Recent publications by Dr. Mai
Depressive Disorder, MajorMass ScreeningPsychometrics
See who Dr. Mai researches with
Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who Dr. Mai works with, so you can find a warm path to the right radiation oncologists.
Sources: PubMed (National Library of Medicine); and Dmand AI Research Linkage
Dr. Julie A. Mai has worked on 1 clinical trial
Dmand AI links Dr. Mai to 1 clinical trial. Conditions studied include Chordoma and Paraganglioma.
Conditions in Dr. Mai's trials
- Chordoma
- Paraganglioma
Recent clinical trials with Dr. Mai
ChordomaParagangliomaSBRT for Benign Extradural Spine TumorsSBRT for Vertebral/Paraspinal Metastases
Sources: Dmand AI Research Linkage; and ClinicalTrials.gov (National Library of Medicine)
Dr. Julie A. Mai received $2,340 in industry payments from 2016 to 2025
CMS Open Payments shows 98 general payments to Dr. Mai from 24 drug and device companies from 2016 to 2025. Food and beverage make up the largest share, 100% of the total. Myriad Genetic Laboratories, Inc. paid the most, $478.
General payments to Dr. Mai by program year, 2016 to 2025
Companies that paid Dr. Mai the most, 2016 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Julie A. Mai graduated from WashU Medicine
Dr. Mai graduated from WashU Medicine in 1997.
- Medical school
- Board certified in radiation oncology
Source: Dmand AI Professional Profile Data
Dr. Julie A. Mai accepts plans from 17 insurance carriers
Dr. Mai is in network with 17 carriers, including Aetna, Elevance and Cigna. PPO plans come from the most carriers, 12. Check the plan with the practice before a visit.
- Aetna
- Elevance
- Cigna
- United Healthcare
- Blue Cross Blue Shield of Michigan
- Aspirus Health Plan
- HCSC
- Humana
- +9 more carriersWith a free account
Plan types Dr. Mai accepts, by number of carriers
- PPO12
- HMO8
- Medicare6
- POS6
- EPO4
Source: Dmand AI Insurance Network Data
Sources for Dr. Julie A. Mai'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)Medicare Part D Prescribers - by Provider (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) |
| Publications, topics and co-authors | PubMed (National Library of Medicine) (opens in a new tab)Dmand AI Research Linkage |
| Clinical trials and co-investigators | Dmand AI Research LinkageClinicalTrials.gov (National Library of Medicine) (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 |
| Insurance carriers and plan types | Dmand AI Insurance Network 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. Julie A. Mai
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. Julie A. Mai's NPI number?
Dr. Julie A. Mai's NPI number is 1215990718. It was assigned on April 7, 2006, and it is active in the NPI Registry.
What kind of doctor is Dr. Julie A. Mai?
Dr. Julie A. Mai is a radiation oncologist in Saint Louis, Missouri. The primary specialty in the NPI Registry is Radiation Oncology Physician (taxonomy code 2085R0001X).
Where does Dr. Julie A. Mai practice?
Dr. Mai practices at 615 New Ballas Road, Saint Louis, MO 63141. Dr. Mai's primary practice is Mercy Hospital St. Louis in Saint Louis, Missouri, part of Mercy. Dmand AI also links Dr. Mai to 1 group practice or clinic.
What is Dr. Julie A. Mai's office phone number?
The practice phone on file for Dr. Mai is (314) 251-6000.
What is Dr. Julie A. Mai's medical license number?
Dr. Mai holds Missouri license 2002004004, one of the licenses on file in 4 states.
Which states has Dr. Julie A. Mai been licensed in?
Dmand AI has state licenses on file for Dr. Mai in Missouri (2002 to 2026), Illinois (2016 to 2026), Kansas (2021 to 2025) and Wisconsin (1998 to 2003).
Which hospitals is Dr. Julie A. Mai affiliated with?
Dr. Mai practices at Mercy Hospital St. Louis in Saint Louis, Missouri.
What medical group is Dr. Julie A. Mai part of?
Dr. Mai is linked to West County Radiological Group.
Does Dr. Julie A. Mai accept Medicare?
Yes. CMS data shows Dr. Mai billed Medicare for 1,082 services in 2024, and Dr. Mai accepts Medicare assignment.
What is Dr. Julie A. Mai's MIPS score?
Dr. Mai's MIPS final score for performance year 2024 is 85 out of 100, reported as part of a group.
Show 10 more questionsShow fewer questions
How many Medicare patients does Dr. Julie A. Mai see?
CMS counts 208 Medicare patients who saw Dr. Mai in 2024, with an average age of 74.
Is Dr. Julie A. Mai board certified?
Yes. Dr. Mai is board certified in radiation oncology by the American Board of Radiology.
What services does Dr. Julie A. Mai bill to Medicare?
In 2024, Dr. Mai's most billed Medicare services were radiation oncology (77014), radiation oncology (77334) and radiation oncology (77300).
Where did Dr. Julie A. Mai go to medical school?
Dr. Mai graduated from WashU Medicine in 1997.
What drugs does Dr. Julie A. Mai prescribe most?
In 2024 Medicare Part D data, Dr. Mai's most prescribed drugs by claims were Dexamethasone and Mometasone Furoate.
Has Dr. Julie A. Mai received payments from drug or device companies?
CMS Open Payments shows $2,340 in general payments to Dr. Mai from 24 companies from 2016 to 2025. The largest total came from Myriad Genetic Laboratories, Inc.
How long has Dr. Julie A. Mai been practicing?
Dr. Mai graduated from medical school in 1997, 29 years ago.
Does Dr. Julie A. Mai do research?
Dmand AI links 3 publications to Dr. Mai, published from 2016 to 2021. Dr. Mai has worked on 1 clinical trial.
Who does Dr. Julie A. Mai publish with?
Dr. Mai's most frequent co-authors are Tracy E. Alpert, MD (2 shared papers), Beatrice F. Bloom, MD (2 shared papers) and Albert S. Denittis, MD (2 shared papers).
What insurance does Dr. Julie A. Mai accept?
Dr. Mai is in network with 17 carriers, including Aetna, Elevance and Cigna. PPO plans come from the most carriers, 12. Check the plan with the practice before a visit.
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