Ascorbic AcidCell Line, TumorDrug Resistance, Neoplasm
Dr. Joseph J. Cullen, MD
NPI1396746616
- Medicare services, 2024
- 101
- Medicare patients, 2024
- 65
- Publications
- 62
- Clinical trials
- 5
- MIPS score, 2024
- 80
- Practice address
- 200 Hawkins Dr, Iowa City, IA 52242
- Practice phone
- Call (202) 382-2579
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Iowa City VAMC
Iowa City, Iowa
Find Dr. Cullen's professional email, personal email and mobile number
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Dr. Joseph J. Cullen is a general surgeon in Iowa City, Iowa
Dr. Cullen practices at Iowa City VAMC in Iowa City, Iowa.
Dr. Cullen's NPI, 1396746616, was assigned on August 9, 2005. Dr. Cullen graduated from University of Iowa, RJ & L Carver College of Medicine in 1986. Dr. Cullen holds Iowa license 28158.
NPI and contact details
- NPI
- 1396746616NPI Registry (opens in a new tab)
- NPI enumeration date
- August 9, 2005
- NPI status
- Active
- Practice phone
- (202) 382-2579
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 66
- Medical school graduation
- 1986
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Practice Data
Dr. Joseph J. Cullen practices at Iowa City VAMC in Iowa City, Iowa
Dr. Cullen's primary practice is Iowa City VAMC, at 200 Hawkins Dr, Iowa City, IA 52242 in Johnson County. The practice phone is (202) 382-2579.
- Iowa City VAMC200 Hawkins Dr, Iowa City, IA 52242 · Johnson CountyPhone(202) 382-2579
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
Dr. Joseph J. Cullen is affiliated with 1 site of care
Dr. Cullen's primary practice is Iowa City VAMC in Iowa City, Iowa.
Iowa City VAMCPrimary
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
Dmand AI tracks the EHR system at Dr. Joseph J. Cullen's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Cullen practices. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Iowa City VAMC | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Joseph J. Cullen is one of 317 general surgeons in Iowa
Surgery is Dr. Cullen's primary specialty in the NPI Registry, under taxonomy code 208600000X. Dr. Cullen is licensed in Iowa.
Specialties and state licenses
- Surgery, IowaPrimary
General surgeons near Dr. Cullen
Counts of general surgeons 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. Joseph J. Cullen billed Medicare for 101 services in 2024
CMS data shows 101 Medicare services from Dr. Cullen across 4 procedure codes in 2024, for 65 Medicare patients. Medicare paid $7,151 for them. Every service was in a facility, such as a hospital, rather than an office.
Medicare services, 2024101
Medicare patients65
Paid by Medicare$7,151
Procedure codes4
Dr. Cullen's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Surgery
- 2023: 542024: 4222%
- Office and hospital visits
- 2023: 402024: 3318%
- Other services
- 2023: 382024: 2632%
Dr. Cullen compared with the Iowa median for general surgeons, 2024
- Dr. Cullen
- Iowa median
- Medicare services
- 101vs 16438% below
- Medicare patients
- 65vs 14655% below
Medians across 332 general surgeons in Iowa with Dmand AI profiles that report each measure.
Dr. Cullen'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. Joseph J. Cullen treated 65 Medicare patients in 2024, average age 71
CMS counts 65 Medicare patients who saw Dr. Cullen in 2024. The largest group is 65 to 74, with 29 patients. 75% of them have high blood pressure, and 63% have high cholesterol. 31% are also on Medicaid. Their average risk score is 1.75, 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. Cullen's median patient age at 54, with 33% women.
Medicare patients, 202465
Average age71
Average risk score1.75
Also on Medicaid31%
Dr. Cullen's Medicare patients by age, 2024
CMS leaves out age groups with fewer than 11 patients.
Dr. Cullen's Medicare patients by sex, 2024
- Women3148%
- Men3452%
Chronic conditions among Dr. Cullen's Medicare patients, 2024
- High blood pressure75%
- High cholesterol63%
- Mood disorders40%
- Stroke or TIA40%
- Anxiety37%
- Depression37%
- Arthritis34%
- COPD28%
Share of Medicare patients with each condition. A patient can have several.
Dr. Cullen's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 54
Patient panel by sex, all payers
- Women33%
- Men67%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Joseph J. Cullen scored 80 out of 100 in Medicare's MIPS program for 2024
CMS publishes a Merit-based Incentive Payment System (MIPS) score of 80 out of 100 for Dr. Cullen for performance year 2024, reported as part of a group.
Dr. Cullen's MIPS scores, performance year 2024
- 80of 100Final score
- 75.7of 100Quality
- 78of 100Promoting Interoperability
- 40of 100Improvement Activities
Each score is out of 100. The final score weighs the categories CMS scored for this clinician.
Source: Clinician Public Reporting: Overall MIPS Performance (CMS), 2024 data, released September 10, 2026
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Dr. Joseph J. Cullen has 62 publications on record
Dmand AI links 62 papers to Dr. Cullen, published from 2003 to 2025. 2018 was the busiest year, with 6. The most frequent topics are Ascorbic Acid, Pancreatic Neoplasms and Cell Line, Tumor. Dr. Cullen has published most often in Redox Biol. Dr. Cullen's most frequent co-authors are Daniel J. Berg, MD, John M. Buatti, MD and John Anthony Cieslak, MD, PhD.
Papers62
Years published2003 to 2025
Dr. Cullen's papers by year, 2016 to 2025
Topics Dr. Cullen writes about most
- Ascorbic Acid
- Pancreatic Neoplasms
- Cell Line, Tumor
- Hydrogen Peroxide
- Antineoplastic Agents
- Oxidative Stress
- Antioxidants
- Mice, Nude
Dr. Cullen's most frequent co-authors
- Daniel J. Berg, MD8 shared papers
- John M. Buatti, MD5 shared papers
- John Anthony Cieslak, MD, PhD4 shared papers
Recent publications by Dr. Cullen
Free Radic Biol Med
Antineoplastic AgentsAscorbic AcidCarcinoma, Pancreatic Ductal
Adenosine TriphosphateAntineoplastic AgentsAntioxidants
See who Dr. Cullen researches with
Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who Dr. Cullen works with, so you can find a warm path to the right general surgeons.
Sources: PubMed (National Library of Medicine); and Dmand AI Research Linkage
Dr. Joseph J. Cullen has worked on 5 clinical trials
Dmand AI links Dr. Cullen to 5 clinical trials, 3 of them phase 2 studies. 2 are still active or recruiting. Conditions studied include Pancreatic Neoplasms, Pancreatic Diseases and Glioblastoma. Joseph J. Cullen sponsors the most, 2.
Clinical trials with Dr. Cullen by phase
- 1Phase 1: 1 trial
- 1Phase 1/2: 1 trial
- 3Phase 2: 3 trials
- NonePhase 3: no trials
- NonePhase 4: no trials
Conditions in Dr. Cullen's trials
- Pancreatic Neoplasms
- Pancreatic Diseases
- Glioblastoma
- Rectal Neoplasms
- Astrocytoma
Investigators on the most trials with Dr. Cullen
- Daniel J. Berg, MD3 shared trials
- Carryn M. Anderson, MD2 shared trials
- Wenqing Sun, MB2 shared trials
Recent clinical trials with Dr. Cullen
XACT-Pancreas 2: Pharmacological Ascorbate, Gemcitabine, and Radiation Therapy for Pancreatic Cancer, Phase 2 (opens in a new tab)
WithdrawnPhase 2
Pancreatic NeoplasmsPancreatic DiseasesAscorbateGemcitabineRadiation therapy
A Phase 1b/2 Trial of Preoperative Niraparib, Dostarlimab, and Hypofractionated Radiotherapy for the Treatment of Locally-advanced Rectal Cancers. (opens in a new tab)
TerminatedPhase 1/2
Rectal NeoplasmsRectal DiseasesDostarlimabNiraparibShort course radiation
Gemcitabine, Ascorbate, Radiation Therapy for Pancreatic Cancer, Phase I (opens in a new tab)
Active, not recruitingPhase 1
Pancreatic NeoplasmsPancreatic DiseasesAscorbateGemcitabineRadiation therapy
Pancreatic NeoplasmsPancreatic DiseasesGemcitabineNab-paclitaxelPharmacological ascorbate
A Phase 2 Trial of High-Dose Ascorbate in Glioblastoma Multiforme (opens in a new tab)
Active, not recruitingPhase 2
GlioblastomaAstrocytomaAscorbic AcidTemozolomideRadiation therapy
Sources: Dmand AI Research Linkage; and ClinicalTrials.gov (National Library of Medicine)
Dr. Joseph J. Cullen received $13,470 in industry payments in 2021
CMS Open Payments shows 2 general payments to Dr. Cullen from 2 drug and device companies in 2021. Consulting fees make up the largest share, 100% of the total. TransMedics, Inc. paid the most, $8,250. It also lists 13 research payments totaling $10,922 in 2017.
Companies that paid Dr. Cullen the most, 2021 to 2021
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Joseph J. Cullen graduated from University of Iowa, RJ & L Carver College of Medicine
Dr. Cullen graduated from University of Iowa, RJ & L Carver College of Medicine in 1986.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. Joseph J. Cullen'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 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 | 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 |
| 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. Joseph J. Cullen
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. Joseph J. Cullen's NPI number?
Dr. Joseph J. Cullen's NPI number is 1396746616. It was assigned on August 9, 2005, and it is active in the NPI Registry.
What kind of doctor is Dr. Joseph J. Cullen?
Dr. Joseph J. Cullen is a general surgeon in Iowa City, Iowa. The primary specialty in the NPI Registry is Surgery Physician (taxonomy code 208600000X).
Where does Dr. Joseph J. Cullen practice?
Dr. Cullen practices at 200 Hawkins Dr, Iowa City, IA 52242. Dr. Cullen's primary practice is Iowa City VAMC in Iowa City, Iowa.
What is Dr. Joseph J. Cullen's office phone number?
The practice phone on file for Dr. Cullen is (202) 382-2579.
What is Dr. Joseph J. Cullen's medical license number?
Dr. Cullen holds Iowa license 28158.
Does Dr. Joseph J. Cullen accept Medicare?
Yes. CMS data shows Dr. Cullen billed Medicare for 101 services in 2024.
What is Dr. Joseph J. Cullen's MIPS score?
Dr. Cullen's MIPS final score for performance year 2024 is 80 out of 100, reported as part of a group.
How many Medicare patients does Dr. Joseph J. Cullen see?
CMS counts 65 Medicare patients who saw Dr. Cullen in 2024, with an average age of 71.
What services does Dr. Joseph J. Cullen bill to Medicare?
In 2024, Dr. Cullen's most billed Medicare services were surgery: digestive system (43246), medicare service (G0500) and office visit, established patient (99212).
Where did Dr. Joseph J. Cullen go to medical school?
Dr. Cullen graduated from University of Iowa, RJ & L Carver College of Medicine in 1986.
Show 4 more questionsShow fewer questions
Has Dr. Joseph J. Cullen received payments from drug or device companies?
CMS Open Payments shows $13,470 in general payments to Dr. Cullen from 2 companies from 2021 to 2021. The largest total came from TransMedics, Inc.
How long has Dr. Joseph J. Cullen been practicing?
Dr. Cullen graduated from medical school in 1986, 40 years ago.
Does Dr. Joseph J. Cullen do research?
Dmand AI links 62 publications to Dr. Cullen, published from 2003 to 2025. Dr. Cullen has worked on 5 clinical trials.
Who does Dr. Joseph J. Cullen publish with?
Dr. Cullen's most frequent co-authors are Daniel J. Berg, MD (8 shared papers), John M. Buatti, MD (5 shared papers) and John Anthony Cieslak, MD, PhD (4 shared papers).
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