Dr. Mary K. Dean, MD
- Medicare services, 2023
- 344
- Medicare patients, 2024
- 13
- Part D claims, 2024
- 28
- Publications
- 4
- MIPS score, 2024
- 89
- Practice address
- 1025 Maine Street, Quincy, IL 62301
- Practice phone
- Call (217) 222-6550
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Quincy Medical Group (Maine St)
Rural Health Clinic - Independent · Quincy, Illinois
Find Dr. Dean'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. Mary K. Dean is a radiation oncologist in Quincy, Illinois
Dr. Dean practices at Quincy Medical Group (Maine St) in Quincy, Illinois.
Dr. Dean's NPI, 1407266745, was assigned on May 7, 2014. Dr. Dean graduated from LSU Health Shreveport School of Medicine in 2014. Dr. Dean holds Texas license S6821.
- NPI
- 1407266745NPI Registry (opens in a new tab)
- Medicare PAC ID
- 4183958465
- NPI enumeration date
- May 7, 2014
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (217) 222-6550
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Female
- Estimated age
- 38
- Medical school graduation
- 2014
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Mary K. Dean practices at Quincy Medical Group (Maine St) in Quincy, Illinois
Dr. Dean's primary practice is Quincy Medical Group (Maine St), at 1025 Maine Street, Quincy, IL 62301. The practice phone is (217) 222-6550.
- Quincy Medical Group (Maine St)1025 Maine Street, Quincy, IL 62301Phone(217) 222-6550
Source: Dmand AI Affiliation Data
Dr. Mary K. Dean is affiliated with 2 sites of care and 3 medical groups
Dr. Dean's primary practice is Quincy Medical Group (Maine St) in Quincy, Illinois. The medical group on file is Quincy Medical Group. Dmand AI also links Dr. Dean to 2 more medical groups and 1 ambulatory surgery center, each named with a free account. Dr. Dean's employer is on file too: a rural health clinic (rhc).
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. Mary K. Dean's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Dean practices, 2 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Quincy Medical Group (Maine St) | Available with a free account |
| +1 more site and 2 medical groups | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Mary K. Dean is one of 243 radiation oncologists in Illinois
Radiation oncology is Dr. Dean's primary specialty in the NPI Registry, under taxonomy code 2085R0001X. Dr. Dean is board certified in radiation oncology by the American Board of Radiology. Dmand AI has Dr. Dean's licenses on file in 4 states: Texas, Illinois, Tennessee and South Carolina.
Specialties and state licenses
- Radiation oncology, TexasPrimary
- Illinois license
- Tennessee license
- South Carolina license
Clinical focus
Dmand AI lists bladder cancer radiation, bone cancer radiation, brain cancer radiation, brain tumor radiation, breast cancer radiation, cancer radiation-upper GI, head & neck cancer radiation and lung cancer radiation among the conditions Dr. Dean treats.
Radiation oncologists near Dr. Dean
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. Mary K. Dean billed Medicare for 344 services in 2023
CMS data shows 344 Medicare services from Dr. Dean across 8 procedure codes in 2023, for 13 Medicare patients. Medicare paid $21,877 for them. Every service was in a facility, such as a hospital, rather than an office.
Dr. Dean's Medicare services by type, 2022 to 2023
- 2022
- 2023
- Imaging
- 2022: 7822023: 33258%
- Office and hospital visits
- 2022: 372023: 1268%
Dr. Dean compared with the Illinois median for radiation oncologists, 2023
- Dr. Dean
- Illinois median
- Medicare services
- 344vs 1,45976% below
- Medicare patients
- 13vs 17693% below
- Part D claims
- 18vs 3447% below
Medians across 231 radiation oncologists in Illinois with Dmand AI profiles that report each measure.
Dr. Dean's most billed Medicare procedure codes, 2023
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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Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Dean and other radiation oncologists in Illinois.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Mary K. Dean treated 13 Medicare patients in 2024, average age 70
CMS counts 13 Medicare patients who saw Dr. Dean in 2024. The largest group is 85 and over, with 0 patients. 75% of them have cancer, and 75% have high blood pressure. Their average risk score is 1.47, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Dr. Dean's median patient age at 73, with 63% women.
Dr. Dean's Medicare patients by age, 2024
CMS leaves out age groups with fewer than 11 patients.
Chronic conditions among Dr. Dean's Medicare patients, 2024
- Cancer75%
- High blood pressure75%
- High cholesterol75%
Share of Medicare patients with each condition. A patient can have several.
Dr. Dean's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 73
Patient panel by sex, all payers
- Women63%
- Men32%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Mary K. Dean wrote 28 Medicare Part D claims in 2024
In 2024, Dr. Dean wrote 28 Medicare Part D claims for 23 patients. 89% of them were for generic drugs. CMS names the drug for 18 of them, across 1 drug with 11 or more claims each, at $232 in total drug cost. In 2022, CMS named 45 claims across 1 drug.
Dr. Dean's Part D claims by kind of drug, 2024
- Generic25 claims89%
- Brand-name and other3 claims11%
Dr. Dean's most prescribed drugs by claims, 2023
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, 2022 to 2023
- 2022
- 2023
- Claims for drugs CMS names
- 2022: 452023: 1860%
Drugs named by CMS: 1 in 2023, 1 in 2022.
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. Mary K. Dean scored 89 out of 100 in Medicare's MIPS program for 2024
CMS publishes a Merit-based Incentive Payment System (MIPS) score of 89 out of 100 for Dr. Dean for performance year 2024, reported through an alternative payment model (APM). Dr. Dean accepts Medicare assignment, so Medicare's approved amount is taken as full payment.
- Accepts Medicare assignment
- Yes
Dr. Dean's MIPS scores, performance year 2024
- 89of 100Final score
- 75.6of 100Quality
- 100of 100Promoting Interoperability
- 40of 100Improvement Activities
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. Mary K. Dean has 4 publications on record
Dmand AI links 4 papers to Dr. Dean in 2018. 2018 was the busiest year, with 2. Dr. Dean's most frequent co-authors are Awad Ahmed, MD, Curtiland Deville, MD and Emma Brey Holliday, MD.
Dr. Dean's most frequent co-authors
- Awad Ahmed, MD2 shared papers
- Curtiland Deville, MD2 shared papers
- Emma Brey Holliday, MD2 shared papers
Recent publications by Dr. Dean
See who Dr. Dean researches with
Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who Dr. Dean 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. Mary K. Dean received $218 in industry payments from 2016 to 2024
CMS Open Payments shows 5 general payments to Dr. Dean from 5 drug and device companies from 2016 to 2024. Food and beverage make up the largest share, 100% of the total. Iovance Biotherapeutics, Inc. paid the most, $145.
General payments to Dr. Dean by program year, 2016 to 2024
Companies that paid Dr. Dean the most, 2016 to 2024
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Mary K. Dean graduated from LSU Health Shreveport School of Medicine
Dr. Dean graduated from LSU Health Shreveport School of Medicine in 2014.
- Medical school
- Board certified in radiation oncology
Source: Dmand AI Professional Profile Data
Dr. Mary K. Dean accepts plans from 17 insurance carriers
Dr. Dean is in network with 17 carriers, including Elevance, Blue Cross Blue Shield of Michigan and Cigna. PPO plans come from the most carriers, 11. Check the plan with the practice before a visit.
- Elevance
- Blue Cross Blue Shield of Michigan
- Cigna
- HCSC
- United Healthcare
- Aetna
- Aspirus Health Plan
- Blue Cross Blue Shield of Massachusetts
- +9 more carriersWith a free account
Plan types Dr. Dean accepts, by number of carriers
- PPO11
- HMO9
- Medicare9
- POS7
- EPO3
Source: Dmand AI Insurance Network Data
Sources for Dr. Mary K. Dean'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 |
| 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. Mary K. Dean
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. Mary K. Dean's NPI number?
Dr. Mary K. Dean's NPI number is 1407266745. It was assigned on May 7, 2014, and it is active in the NPI Registry.
What kind of doctor is Dr. Mary K. Dean?
Dr. Mary K. Dean is a radiation oncologist in Quincy, Illinois. The primary specialty in the NPI Registry is Radiation Oncology Physician (taxonomy code 2085R0001X).
Where does Dr. Mary K. Dean practice?
Dr. Dean practices at 1025 Maine Street, Quincy, IL 62301. Dr. Dean's primary practice is Quincy Medical Group (Maine St) in Quincy, Illinois. Dmand AI also links Dr. Dean to 2 medical groups and 1 ambulatory surgery center.
What is Dr. Mary K. Dean's office phone number?
The practice phone on file for Dr. Dean is (217) 222-6550.
What is Dr. Mary K. Dean's medical license number?
Dr. Dean holds Texas license S6821, one of the licenses on file in 4 states.
Which states has Dr. Mary K. Dean been licensed in?
Dmand AI has state licenses on file for Dr. Dean in Texas (2020 to 2027), Illinois (2019 to 2026), Tennessee (2023 to 2026) and South Carolina (2022 to 2025).
What medical group is Dr. Mary K. Dean part of?
Dr. Dean is linked to Quincy Medical Group. Dmand AI links Dr. Dean to 2 more medical groups.
Does Dr. Mary K. Dean accept Medicare?
Yes. CMS data shows Dr. Dean billed Medicare for 344 services in 2023, and Dr. Dean accepts Medicare assignment.
What is Dr. Mary K. Dean's MIPS score?
Dr. Dean's MIPS final score for performance year 2024 is 89 out of 100, reported through an alternative payment model (APM).
How many Medicare patients does Dr. Mary K. Dean see?
CMS counts 13 Medicare patients who saw Dr. Dean in 2024, with an average age of 70.
Show 9 more questionsShow fewer questions
Is Dr. Mary K. Dean board certified?
Yes. Dr. Dean is board certified in radiation oncology by the American Board of Radiology.
What services does Dr. Mary K. Dean bill to Medicare?
In 2023, Dr. Dean's most billed Medicare services were radiation oncology (77014), radiation oncology (77300) and radiation oncology (77427).
Where did Dr. Mary K. Dean go to medical school?
Dr. Dean graduated from LSU Health Shreveport School of Medicine in 2014.
What drugs does Dr. Mary K. Dean prescribe most?
In 2023 Medicare Part D data, Dr. Dean's most prescribed drugs by claims were Tamsulosin HCl.
Has Dr. Mary K. Dean received payments from drug or device companies?
CMS Open Payments shows $218 in general payments to Dr. Dean from 5 companies from 2016 to 2024. The largest total came from Iovance Biotherapeutics, Inc.
How long has Dr. Mary K. Dean been practicing?
Dr. Dean graduated from medical school in 2014, 12 years ago.
Does Dr. Mary K. Dean do research?
Dmand AI links 4 publications to Dr. Dean.
Who does Dr. Mary K. Dean publish with?
Dr. Dean's most frequent co-authors are Awad Ahmed, MD (2 shared papers), Curtiland Deville, MD (2 shared papers) and Emma Brey Holliday, MD (2 shared papers).
What insurance does Dr. Mary K. Dean accept?
Dr. Dean is in network with 17 carriers, including Elevance, Blue Cross Blue Shield of Michigan and Cigna. PPO plans come from the most carriers, 11. Check the plan with the practice before a visit.
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