Dr. David J. Park, MD
- Medicare services, 2024
- 1,576
- Medicare patients, 2024
- 409
- Part D claims, 2024
- 1,286
- Publications
- 76
- Clinical trials
- 1
- Practice address
- 101 E. Valencia Mesa Drive, Fullerton, CA 92835
- Practice phone
- Call (714) 578-8706
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
St. Jude Medical Center - Unit
Acute Care Hospital-Unit · Fullerton, California
Find Dr. Park'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. David J. Park is a medical oncologist in Fullerton, California
Dr. Park practices at St. Jude Medical Center - Unit in Fullerton, California.
Dr. Park's NPI, 1275619447, was assigned on October 31, 2006. Dr. Park graduated from Icahn School Of Medicine At Mount Sinai in 1999. Dr. Park's California license number on file is A75876.
- NPI
- 1275619447NPI Registry (opens in a new tab)
- Medicare PAC ID
- 4981706835
- NPI enumeration date
- October 31, 2006
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
- Practice phone
- (714) 578-8706
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 46
- Medical school graduation
- 1999
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. David J. Park practices at St. Jude Medical Center - Unit in Fullerton, California
Dr. Park's primary practice is St. Jude Medical Center - Unit, at 101 E. Valencia Mesa Drive, Fullerton, CA 92835 in Orange County. The practice phone is (714) 578-8706.
- St. Jude Medical Center - Unit101 E. Valencia Mesa Drive, Fullerton, CA 92835 · Orange CountyPhone(714) 578-8706
Source: Dmand AI Affiliation Data
Dr. David J. Park is affiliated with 3 sites of care and 1 medical group
Dr. Park's primary practice is St. Jude Medical Center - Unit in Fullerton, California. Dr. Park is also affiliated with Providence St. Jude Medical Center. The medical group on file is St. Jude Heritage Medical Group. Dmand AI also links Dr. Park to 1 more group practice or clinic, named with a free account.
Source: Dmand AI Affiliation Data
Dmand AI tracks the EHR system at Dr. David J. Park's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Park practices, 3 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| St. Jude Medical Center - Unit | Available with a free account |
| +2 more affiliated sites | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. David J. Park is one of 415 medical oncologists in California
Medical oncology is Dr. Park's primary specialty in the NPI Registry, under taxonomy code 207RX0202X. Dr. Park is board certified in hematology by the American Board of Internal Medicine. Dr. Park has a license on file in California.
Specialties and state licenses
- Medical oncology, CaliforniaPrimary
Clinical focus
Dmand AI lists breast cancer, chronic anemia, chronic embolism thrombosis, chronic leukemia, colorectal cancer, deep vein thrombosis (DVT), lung cancer and lymphoma among the conditions Dr. Park treats.
Medical oncologists near Dr. Park
Counts of medical 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. David J. Park billed Medicare for 1,576 services in 2024
CMS data shows 1,576 Medicare services from Dr. Park across 11 procedure codes in 2024, for 409 Medicare patients. Medicare paid $141,406 for them.
Dr. Park's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Office and hospital visits
- 2023: 1,2702024: 1,2541%
- Other services
- 2023: 02024: 278
- Surgery
- 2023: 1542024: 4471%
Where Dr. Park's Medicare services took place, 2024
- In an office1,45792%
- In a facility1198%
Dr. Park compared with the California median for medical oncologists, 2024
- Dr. Park
- California median
- Medicare services
- 1,576vs 4963.2 times
- Medicare patients
- 409vs 1542.7 times
- Part D claims
- 936vs 1446.5 times
Medians across 358 medical oncologists in California with Dmand AI profiles that report each measure.
Dr. Park'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. Park?
Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Park and other medical oncologists in California.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. David J. Park treated 409 Medicare patients in 2024, average age 76
CMS counts 409 Medicare patients who saw Dr. Park in 2024. The largest group is 65 to 74, with 169 patients. 75% of them have high cholesterol, and 74% have high blood pressure. 15% are also on Medicaid. Their average risk score is 2.19, 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. Park's median patient age at 67, with 70% women.
Dr. Park's Medicare patients by age, 2024
Dr. Park's Medicare patients by sex, 2024
- Women25362%
- Men15638%
Chronic conditions among Dr. Park's Medicare patients, 2024
- High cholesterol75%
- High blood pressure74%
- Cancer55%
- Arthritis48%
- Diabetes37%
- Chronic kidney disease34%
- Osteoporosis32%
- Ischemic heart disease24%
Share of Medicare patients with each condition. A patient can have several.
Dr. Park's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 67
Patient panel by sex, all payers
- Women70%
- Men29%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. David J. Park wrote 1,286 Medicare Part D claims in 2024
In 2024, Dr. Park wrote 1,286 Medicare Part D claims for 313 patients. 79% of them were for generic drugs. CMS names the drug for 936 of them, across 22 drugs with 11 or more claims each, at $836,341 in total drug cost. In 2023, CMS named 1,129 claims across 32 drugs.
Dr. Park's Part D claims by kind of drug, 2024
- Generic1,021 claims79%
- Brand-name and other265 claims21%
Dr. Park'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.
Drug classes CMS tracks in Dr. Park's Part D claims, 2024
- Opioids4%50 of 1,286 claims
- Antibiotics2%25 of 1,286 claims
Share of all Part D claims for each drug class CMS reports on. Classes with no claims are left out.
Part D claims for drugs CMS names, 2023 to 2024
- 2023
- 2024
- Claims for drugs CMS names
- 2023: 1,1292024: 93617%
Drugs named by CMS: 22 in 2024, 32 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. David J. Park offers telehealth to Medicare patients
Dr. Park accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS lists Dr. Park as offering telehealth.
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
Source: Doctors and Clinicians National Downloadable File (CMS)
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Dr. David J. Park has 76 publications on record
Dmand AI links 76 papers to Dr. Park, published from 2006 to 2025. 2024 was the busiest year, with 22. The most frequent topics are Radiosurgery, Brain Neoplasms and Spinal Neoplasms. Dr. Park has published most often in J Neurosurg Case Lessons. Dr. Park's most frequent co-authors are David Jaehyun Park, MD, PhD, Steven Daniel Chang, MD and Yusuke Hori, MD.
Dr. Park's papers by year, 2015 to 2025
Topics Dr. Park writes about most
- Radiosurgery
- Brain Neoplasms
- Spinal Neoplasms
- COVID-19
- COVID-19 Drug Treatment
- SARS-CoV-2
- Antineoplastic Combined Chemotherapy Protocols
- Colorectal Neoplasms
Dr. Park's most frequent co-authors
- David Jaehyun Park, MD, PhD50 shared papers
- Steven Daniel Chang, MD48 shared papers
- Yusuke Hori, MD22 shared papers
Recent publications by Dr. Park
See who Dr. Park researches with
Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who Dr. Park works with, so you can find a warm path to the right medical oncologists.
Sources: PubMed (National Library of Medicine); and Dmand AI Research Linkage
Dr. David J. Park has worked on 1 clinical trial
Dmand AI links Dr. Park to 1 clinical trial. Conditions studied include Pancreatic Neoplasms and Pancreatic Diseases. Open Payments lists research payments to Dr. Park that name 1 trial.
Conditions in Dr. Park's trials
- Pancreatic Neoplasms
- Pancreatic Diseases
Investigators on the most trials with Dr. Park
- Sunil Babu, MD1 shared trial
- Ivan Dario Bedoya Apraez, MD1 shared trial
- Johanna Bendell, MD1 shared trial
Recent clinical trials with Dr. Park
Sources: Open Payments (CMS), 2025 data, released July 7, 2026; Dmand AI Research Linkage; and ClinicalTrials.gov (National Library of Medicine)
Dr. David J. Park received $110,168 in industry payments from 2016 to 2025
CMS Open Payments shows 818 general payments to Dr. Park from 68 drug and device companies from 2016 to 2025. Consulting fees make up the largest share, 61% of the total. AstraZeneca Pharmaceuticals LP paid the most, $42,478. It also lists 1 research payment totaling $132 in 2019, naming 1 clinical trial.
General payments to Dr. Park by program year, 2016 to 2025
General payments to Dr. Park by kind, 2016 to 2025
- Consulting fees$67,59761%
- Food and beverage$17,04215%
- Speaker and faculty fees$16,27015%
- Travel and lodging$4,8024%
- Other$4,4574%
Companies that paid Dr. Park 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. David J. Park has 1 award and honors on record
Dmand AI lists 1 award for Dr. Park, most recently CMS Stage 1 EHR in 2012.
Awards and honors for Dr. Park
- 2012
- CMS Stage 1 EHR
Source: Dmand AI Professional Profile Data
Dr. David J. Park graduated from Icahn School Of Medicine At Mount Sinai
Dr. Park graduated from Icahn School Of Medicine At Mount Sinai in 1999. Dr. Park is a member of ASCO.
- Medical school
- Board certified in hematology
- Board certified in hospice and palliative medicine
- Board certified in internal medicine
- Board certified in medical oncology
- Board certified in hematology
- Board certified in hospice and palliative medicine
- Board certified in internal medicine
- Board certified in medical oncology
Source: Dmand AI Professional Profile Data
Dr. David J. Park accepts plans from 14 insurance carriers
Dr. Park is in network with 14 carriers, including Aetna, Elevance and Blue Cross Blue Shield of Michigan. Medicare plans come from the most carriers, 9. Check the plan with the practice before a visit.
- Aetna
- Elevance
- Blue Cross Blue Shield of Michigan
- United Healthcare
- HCSC
- Blue Cross Blue Shield of Massachusetts
- Regence Health Plans
- Alliant Health Plans
- +6 more carriersWith a free account
Plan types Dr. Park accepts, by number of carriers
- Medicare9
- PPO9
- HMO6
- EPO4
- POS4
Source: Dmand AI Insurance Network Data
Sources for Dr. David J. Park'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 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) |
| 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) |
| Awards and committee roles | Dmand AI Professional Profile Data |
| 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. David J. Park
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. David J. Park's NPI number?
Dr. David J. Park's NPI number is 1275619447. It was assigned on October 31, 2006, and it is active in the NPI Registry.
What kind of doctor is Dr. David J. Park?
Dr. David J. Park is a medical oncologist in Fullerton, California. The primary specialty in the NPI Registry is Medical Oncology Physician (taxonomy code 207RX0202X).
Where does Dr. David J. Park practice?
Dr. Park practices at 101 E. Valencia Mesa Drive, Fullerton, CA 92835. Dr. Park's primary practice is St. Jude Medical Center - Unit in Fullerton, California. Dmand AI also links Dr. Park to 1 group practice or clinic.
What is Dr. David J. Park's office phone number?
The practice phone on file for Dr. Park is (714) 578-8706.
What is Dr. David J. Park's medical license number?
Dr. Park's California license number on file is A75876.
Which hospitals is Dr. David J. Park affiliated with?
Dr. Park is affiliated with Providence St. Jude Medical Center. Dmand AI links Dr. Park to 1 more hospital.
What medical group is Dr. David J. Park part of?
Dr. Park is linked to St. Jude Heritage Medical Group.
Does Dr. David J. Park accept Medicare?
Yes. CMS data shows Dr. Park billed Medicare for 1,576 services in 2024, and Dr. Park accepts Medicare assignment.
Does Dr. David J. Park offer telehealth?
Yes. The CMS Doctors and Clinicians file lists Dr. Park as offering telehealth services.
How many Medicare patients does Dr. David J. Park see?
CMS counts 409 Medicare patients who saw Dr. Park in 2024, with an average age of 76.
Show 9 more questionsShow fewer questions
Is Dr. David J. Park board certified?
Yes. Dr. Park is board certified in hematology by the American Board of Internal Medicine.
What services does Dr. David J. Park bill to Medicare?
In 2024, Dr. Park's most billed Medicare services were office visit, established patient (99214), medicare service (G2211) and office visit, established patient (99215).
Where did Dr. David J. Park go to medical school?
Dr. Park graduated from Icahn School Of Medicine At Mount Sinai in 1999.
What drugs does Dr. David J. Park prescribe most?
In 2024 Medicare Part D data, Dr. Park's most prescribed drugs by claims were Anastrozole, Dexamethasone and Prochlorperazine Maleate.
Has Dr. David J. Park received payments from drug or device companies?
CMS Open Payments shows $110,168 in general payments to Dr. Park from 68 companies from 2016 to 2025. The largest total came from AstraZeneca Pharmaceuticals LP.
How long has Dr. David J. Park been practicing?
Dr. Park graduated from medical school in 1999, 27 years ago.
Does Dr. David J. Park do research?
Dmand AI links 76 publications to Dr. Park, published from 2006 to 2025. Dr. Park has worked on 1 clinical trial.
Who does Dr. David J. Park publish with?
Dr. Park's most frequent co-authors are David Jaehyun Park, MD, PhD (50 shared papers), Steven Daniel Chang, MD (48 shared papers) and Yusuke Hori, MD (22 shared papers).
What insurance does Dr. David J. Park accept?
Dr. Park is in network with 14 carriers, including Aetna, Elevance and Blue Cross Blue Shield of Michigan. Medicare plans come from the most carriers, 9. Check the plan with the practice before a visit.
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