Dr. William F. Regine, MD
- Medicare services, 2024
- 587
- Medicare patients, 2024
- 172
- Publications
- 77
- Clinical trials
- 3
- Hospital affiliations
- 1
- Practice address
- 850 W Baltimore St, Baltimore, MD 21201
- Practice phone
- Call (410) 369-5200
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Maryland Proton Treatment Center
Baltimore, Maryland
Find Dr. Regine'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. William F. Regine is a radiation oncologist in Baltimore, Maryland
Dr. Regine practices at Maryland Proton Treatment Center in Baltimore, Maryland.
Dr. Regine's NPI, 1104831957, was assigned on July 30, 2006. Dr. Regine holds Maryland license D0059557.
- NPI
- 1104831957NPI Registry (opens in a new tab)
- Medicare PAC ID
- 3274510987
- NPI enumeration date
- July 30, 2006
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (410) 369-5200
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 65
- Medical school graduation
- 1987
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Practice Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. William F. Regine practices at Maryland Proton Treatment Center in Baltimore, Maryland
Dr. Regine's primary practice is Maryland Proton Treatment Center, at 850 W Baltimore St, Baltimore, MD 21201 in Baltimore City. The practice phone is (410) 369-5200.
- Maryland Proton Treatment Center850 W Baltimore St, Baltimore, MD 21201 · Baltimore CityPhone(410) 369-5200
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
Dr. William F. Regine is affiliated with 2 sites of care and 2 medical groups
Dr. Regine's primary practice is Maryland Proton Treatment Center in Baltimore, Maryland. Dr. Regine is also affiliated with University of Maryland Medical Center. The medical group on file is UM Community Medical Group. Dmand AI also links Dr. Regine to 1 more medical group, named with a free account.
Sources: NPPES NPI Registry (CMS); Dmand AI Practice Data; Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. William F. Regine's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Regine practices. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Maryland Proton Treatment Center | Available with a free account |
| +1 more site and 1 medical group | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. William F. Regine is one of 100 radiation oncologists in Maryland
Radiation oncology is Dr. Regine's primary specialty in the NPI Registry, under taxonomy code 2085R0001X. Dr. Regine is licensed in Maryland.
Specialties and state licenses
- Radiation oncology, MarylandPrimary
Radiation oncologists near Dr. Regine
Counts of radiation oncologists 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. William F. Regine billed Medicare for 587 services in 2024
CMS data shows 587 Medicare services from Dr. Regine across 12 procedure codes in 2024, for 172 Medicare patients. Medicare paid $241,969 for them.
Dr. Regine's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Imaging
- 2023: 9762024: 56442%
- Other services
- 2023: 2232024: 2390%
- Office and hospital visits
- 2023: 112024: 0100%
Where Dr. Regine's Medicare services took place, 2024
- In an office57598%
- In a facility122%
Dr. Regine compared with the Maryland median for radiation oncologists, 2024
- Dr. Regine
- Maryland median
- Medicare services
- 587vs 2,07672% below
- Medicare patients
- 172vs 24028% below
Medians across 93 radiation oncologists in Maryland with Dmand AI profiles that report each measure.
Dr. Regine'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. Regine?
Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Regine and other radiation oncologists in Maryland.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. William F. Regine treated 172 Medicare patients in 2024, average age 73
CMS counts 172 Medicare patients who saw Dr. Regine in 2024. The largest group is 65 to 74, with 101 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 12% are also on Medicaid. Their average risk score is 1.90, 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. Regine's median patient age at 59, with 46% women.
Dr. Regine's Medicare patients by age, 2024
CMS leaves out age groups with fewer than 11 patients.
Dr. Regine's Medicare patients by sex, 2024
- Women9153%
- Men8147%
Chronic conditions among Dr. Regine's Medicare patients, 2024
- High blood pressure75%
- High cholesterol75%
- Cancer64%
- Arthritis44%
- Chronic kidney disease30%
- Ischemic heart disease30%
- Diabetes28%
- Anxiety27%
Share of Medicare patients with each condition. A patient can have several.
Dr. Regine's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 59
Patient panel by sex, all payers
- Women46%
- Men49%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
How Dr. William F. Regine takes part in Medicare
Dr. Regine 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)
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Dr. William F. Regine has 77 publications on record
Dmand AI links 77 papers to Dr. Regine, published from 2006 to 2024. 2023 was the busiest year, with 7. The most frequent topics are Pancreatic Neoplasms, Radiotherapy Planning, Computer-Assisted and Radiotherapy, Intensity-Modulated. Dr. Regine has published most often in Int J Radiat Oncol Biol Phys. Dr. Regine's most frequent co-authors are Jason Kyle Molitoris, MD, Steven Joel Feigenberg, MD and Charles Brian Simone, MD.
Dr. Regine's papers by year, 2015 to 2024
Topics Dr. Regine writes about most
- Pancreatic Neoplasms
- Radiotherapy Planning, Computer-Assisted
- Radiotherapy, Intensity-Modulated
- Proton Therapy
- Adenocarcinoma
- Deoxycytidine
- Gemcitabine
- Radiotherapy Dosage
Dr. Regine's most frequent co-authors
- Jason Kyle Molitoris, MD13 shared papers
- Steven Joel Feigenberg, MD10 shared papers
- Charles Brian Simone, MD9 shared papers
Recent publications by Dr. Regine
Int J Radiat Oncol Biol Phys
See who Dr. Regine researches with
Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who Dr. Regine 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. William F. Regine has worked on 3 clinical trials
Dmand AI links Dr. Regine to 3 clinical trials. 1 is still active or recruiting. Conditions studied include Diabetes Mellitus, Insulin-Dependent, 12, Pancreatic Intraductal Neoplasms and Pancreatic Neoplasms. University of Maryland, Baltimore sponsors the most, 2.
Clinical trials with Dr. Regine by phase
- 1Early phase 1: 1 trial
- NonePhase 1: no trials
- 1Phase 1/2: 1 trial
- NonePhase 2: no trials
- 1Phase 3: 1 trial
- NonePhase 4: no trials
Conditions in Dr. Regine's trials
- Diabetes Mellitus, Insulin-Dependent, 12
- Pancreatic Intraductal Neoplasms
- Pancreatic Neoplasms
- Neoplasms, Ductal, Lobular, and Medullary
- Pancreatic Diseases
Investigators on the most trials with Dr. Regine
- Samuel Poriza Au, MD1 shared trial
- Bruce J. Averbook, MD1 shared trial
- Firas Benyamine Badin, MD1 shared trial
Recent clinical trials with Dr. Regine
Neoadjuvant Anti-PD-L1 (Durvalumab/MEDI4736) Plus Anti-CTLA-4 (Tremelimumab) and Radiation for High Risk Soft-Tissue Sarcoma (opens in a new tab)
Borderline Pancreas Study: FOLFIRINOX +SBRT (opens in a new tab)
Sources: Dmand AI Research Linkage; and ClinicalTrials.gov (National Library of Medicine)
Dr. William F. Regine received $24,966 in industry payments from 2016 to 2025
CMS Open Payments shows 52 general payments to Dr. Regine from 7 drug and device companies from 2016 to 2025. Travel and lodging make up the largest share, 51% of the total. Varian Medical Systems, Inc. paid the most, $21,740.
General payments to Dr. Regine by program year, 2016 to 2025
General payments to Dr. Regine by kind, 2016 to 2025
- Travel and lodging$12,62151%
- Speaker and faculty fees$5,07920%
- Honoraria$4,00016%
- Food and beverage$1,4816%
- Other$1,7857%
Companies that paid Dr. Regine the most, 2016 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Sources for Dr. William F. Regine'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 |
| Primary practice, affiliations and health system | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Practice DataDmand 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) |
| MIPS scores, telehealth, assignment and procedure percentiles | Doctors and Clinicians National Downloadable File (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) |
| 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. William F. Regine
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. William F. Regine's NPI number?
Dr. William F. Regine's NPI number is 1104831957. It was assigned on July 30, 2006, and it is active in the NPI Registry.
What kind of doctor is Dr. William F. Regine?
Dr. William F. Regine is a radiation oncologist in Baltimore, Maryland. The primary specialty in the NPI Registry is Radiation Oncology Physician (taxonomy code 2085R0001X).
Where does Dr. William F. Regine practice?
Dr. Regine practices at 850 W Baltimore St, Baltimore, MD 21201. Dr. Regine's primary practice is Maryland Proton Treatment Center in Baltimore, Maryland. Dmand AI also links Dr. Regine to 1 medical group.
What is Dr. William F. Regine's office phone number?
The practice phone on file for Dr. Regine is (410) 369-5200.
What is Dr. William F. Regine's medical license number?
Dr. Regine holds Maryland license D0059557.
Which hospitals is Dr. William F. Regine affiliated with?
Dr. Regine is affiliated with University of Maryland Medical Center.
What medical group is Dr. William F. Regine part of?
Dr. Regine is linked to UM Community Medical Group. Dmand AI links Dr. Regine to 1 more medical group.
Does Dr. William F. Regine accept Medicare?
Yes. CMS data shows Dr. Regine billed Medicare for 587 services in 2024, and Dr. Regine accepts Medicare assignment.
How many Medicare patients does Dr. William F. Regine see?
CMS counts 172 Medicare patients who saw Dr. Regine in 2024, with an average age of 73.
What services does Dr. William F. Regine bill to Medicare?
In 2024, Dr. Regine's most billed Medicare services were radiation oncology (77523), radiation oncology (77014) and radiation oncology (77336).
Show 4 more questionsShow fewer questions
Has Dr. William F. Regine received payments from drug or device companies?
CMS Open Payments shows $24,966 in general payments to Dr. Regine from 7 companies from 2016 to 2025. The largest total came from Varian Medical Systems, Inc.
How long has Dr. William F. Regine been practicing?
Dr. Regine graduated from medical school in 1987, 39 years ago.
Does Dr. William F. Regine do research?
Dmand AI links 77 publications to Dr. Regine, published from 2006 to 2024. Dr. Regine has worked on 3 clinical trials.
Who does Dr. William F. Regine publish with?
Dr. Regine's most frequent co-authors are Jason Kyle Molitoris, MD (13 shared papers), Steven Joel Feigenberg, MD (10 shared papers) and Charles Brian Simone, MD (9 shared papers).
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