Dr. Loren K. Mell, MD
- Medicare services, 2024
- 1,533
- Medicare patients, 2024
- 225
- Part D claims, 2024
- 98
- Publications
- 209
- Clinical trials
- 18
- Practice address
- 200 W Arbor Dr, San Diego, CA 92103
- Practice phone
- Call (619) 543-6222
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
UCSD Hillcrest Medical Center
San Diego, California
Find Dr. Mell'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. Loren K. Mell is a radiation oncologist in San Diego, California
Dr. Mell practices at UCSD Hillcrest Medical Center in San Diego, California.
Dr. Mell's NPI, 1316119704, was assigned on March 26, 2008. Dr. Mell graduated from Pritzker School of Medicine in 2003. Dr. Mell holds California license A104704.
- NPI
- 1316119704NPI Registry (opens in a new tab)
- Medicare PAC ID
- 1557438041
- NPI enumeration date
- March 26, 2008
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
- Practice phone
- (619) 543-6222
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 49
- Medical school graduation
- 2003
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Practice Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Loren K. Mell practices at UCSD Hillcrest Medical Center in San Diego, California
Dr. Mell's primary practice is UCSD Hillcrest Medical Center, at 200 W Arbor Dr, San Diego, CA 92103 in San Diego County. The practice phone is (619) 543-6222.
- UCSD Hillcrest Medical Center200 W Arbor Dr, San Diego, CA 92103 · San Diego CountyPhone(619) 543-6222
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
Dr. Loren K. Mell is affiliated with 2 sites of care and 4 medical groups
Dr. Mell's primary practice is UCSD Hillcrest Medical Center in San Diego, California. Dr. Mell is also affiliated with Hillcrest Medical Center. The medical group on file is UC San Diego Health. Dmand AI also links Dr. Mell to 3 more medical groups, each 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. Loren K. Mell's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Mell practices. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| UCSD Hillcrest Medical Center | Available with a free account |
| +1 more site and 3 medical groups | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Loren K. Mell is one of 685 radiation oncologists in California
Radiation oncology is Dr. Mell's primary specialty in the NPI Registry, under taxonomy code 2085R0001X. Dr. Mell is board certified in radiation oncology by the American Board of Radiology. Dmand AI has Dr. Mell's licenses on file in 2 states: California and Illinois.
Specialties and state licenses
- Radiation oncology, CaliforniaPrimary
- Illinois license
Clinical focus
Dmand AI lists bladder cancer radiation, breast cancer radiation and head & neck cancer radiation among the conditions Dr. Mell treats.
Radiation oncologists near Dr. Mell
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. Loren K. Mell billed Medicare for 1,533 services in 2024
CMS data shows 1,533 Medicare services from Dr. Mell across 19 procedure codes in 2024, for 225 Medicare patients. Medicare paid $134,861 for them.
Dr. Mell's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Imaging
- 2023: 1,0902024: 1,1637%
- Other services
- 2023: 1132024: 16243%
- Office and hospital visits
- 2023: 1502024: 1532%
- Surgery
- 2023: 562024: 552%
Where Dr. Mell's Medicare services took place, 2024
- In an office16511%
- In a facility1,36889%
Dr. Mell compared with the California median for radiation oncologists, 2024
- Dr. Mell
- California median
- Medicare services
- 1,533vs 1,4446% above
- Medicare patients
- 225vs 16437% above
- Part D claims
- 77vs 322.4 times
Medians across 633 radiation oncologists in California with Dmand AI profiles that report each measure.
Dr. Mell'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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Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Mell and other radiation oncologists in California.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Loren K. Mell treated 225 Medicare patients in 2024, average age 75
CMS counts 225 Medicare patients who saw Dr. Mell in 2024. The largest group is 65 to 74, with 109 patients. 71% of them have high blood pressure, and 68% have high cholesterol. 28% are also on Medicaid. Their average risk score is 2.04, 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. Mell's median patient age at 65, with 46% women.
Dr. Mell's Medicare patients by age, 2024
CMS leaves out age groups with fewer than 11 patients.
Dr. Mell's Medicare patients by sex, 2024
- Women7232%
- Men15368%
Chronic conditions among Dr. Mell's Medicare patients, 2024
- High blood pressure71%
- High cholesterol68%
- Cancer48%
- Arthritis42%
- Ischemic heart disease33%
- Anxiety26%
- Mood disorders26%
- Chronic kidney disease24%
Share of Medicare patients with each condition. A patient can have several.
Dr. Mell's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 65
Patient panel by sex, all payers
- Women46%
- Men53%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Loren K. Mell wrote 98 Medicare Part D claims in 2024
In 2024, Dr. Mell wrote 98 Medicare Part D claims for 50 patients. 91% of them were for generic drugs. CMS names the drug for 77 of them, across 3 drugs with 11 or more claims each, at $3,415 in total drug cost. In 2023, CMS named 45 claims across 3 drugs.
Dr. Mell's Part D claims by kind of drug, 2024
- Generic89 claims91%
- Brand-name and other9 claims9%
Dr. Mell'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: 452024: 7771%
Drugs named by CMS: 3 in 2024, 3 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. Loren K. Mell scored 91 out of 100 in Medicare's MIPS program for 2024
CMS publishes a Merit-based Incentive Payment System (MIPS) score of 91 out of 100 for Dr. Mell for performance year 2024, reported as part of a group. Dr. Mell accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS lists Dr. Mell as offering telehealth.
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
Dr. Mell's MIPS scores, performance year 2024
- 91of 100Final score
- 84.1of 100Quality
- 100of 100Promoting Interoperability
- 40of 100Improvement Activities
- 74of 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. Loren K. Mell has 209 publications on record
Dmand AI links 209 papers to Dr. Mell, published from 2006 to 2025. 2021 was the busiest year, with 19. The most frequent topics are Head and Neck Neoplasms, Uterine Cervical Neoplasms and Radiotherapy, Intensity-Modulated. Dr. Mell has published most often in Int J Radiat Oncol Biol Phys. Dr. Mell's most frequent co-authors are Catheryn M. Yashar, MD, Brent Shane Rose, MD and Quynh-Thu Xuan Le, MD.
Dr. Mell's papers by year, 2016 to 2025
Topics Dr. Mell writes about most
- Head and Neck Neoplasms
- Uterine Cervical Neoplasms
- Radiotherapy, Intensity-Modulated
- Radiotherapy Dosage
- Radiotherapy Planning, Computer-Assisted
- Chemoradiotherapy
- Cisplatin
- Carcinoma, Squamous Cell
Dr. Mell's most frequent co-authors
- Catheryn M. Yashar, MD34 shared papers
- Brent Shane Rose, MD24 shared papers
- Quynh-Thu Xuan Le, MD23 shared papers
Recent publications by Dr. Mell
Int J Radiat Oncol Biol Phys
See who Dr. Mell researches with
Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who Dr. Mell 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. Loren K. Mell has worked on 18 clinical trials
Dmand AI links Dr. Mell to 18 clinical trials, 6 of them phase 2 studies. 11 are still active or recruiting. Conditions studied include Hypopharyngeal Neoplasms, Prostatic Neoplasms and Uterine Cervical Neoplasms. National Cancer Institute (NCI) sponsors the most, 5.
Clinical trials with Dr. Mell by phase
- 3Phase 1: 3 trials
- 6Phase 2: 6 trials
- 3Phase 2/3: 3 trials
- 6Phase 3: 6 trials
- NonePhase 4: no trials
Conditions in Dr. Mell's trials
- Hypopharyngeal Neoplasms
- Prostatic Neoplasms
- Uterine Cervical Neoplasms
- Prostatic Diseases
- Uterine Cervical Diseases
Investigators on the most trials with Dr. Mell
- Samir Narayan, MD7 shared trials
- Jonathan Jay Beitler, MBA, MD5 shared trials
- Minh Tam Truong, MD5 shared trials
Recent clinical trials with Dr. Mell
Testing the Addition of M3814 (Peposertib) to Radiation Therapy for Patients With Advanced Head and Neck Cancer Who Cannot Take Cisplatin (opens in a new tab)
De-intensified Radiation Therapy With Chemotherapy (Cisplatin) or Immunotherapy (Nivolumab) in Treating Patients With Early-Stage, HPV-Positive, Non-Smoking Associated Oropharyngeal Cancer (opens in a new tab)
Chemoradiation vs Immunotherapy and Radiation for Head and Neck Cancer (opens in a new tab)
Sources: Dmand AI Research Linkage; and ClinicalTrials.gov (National Library of Medicine)
Dr. Loren K. Mell received $59,721 in industry payments from 2016 to 2025
CMS Open Payments shows 84 general payments to Dr. Mell from 10 drug and device companies from 2016 to 2025. Consulting fees make up the largest share, 48% of the total. Varian Medical Systems, Inc. paid the most, $16,033.
General payments to Dr. Mell by program year, 2016 to 2025
General payments to Dr. Mell by kind, 2016 to 2025
- Consulting fees$28,85048%
- Travel and lodging$20,73335%
- Honoraria$8,00013%
- Food and beverage$2,1334%
- Speaker and faculty fees$50%
Companies that paid Dr. Mell 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. Loren K. Mell graduated from Pritzker School of Medicine
Dr. Mell graduated from Pritzker School of Medicine in 2003. Dr. Mell is a member of ASCO.
- Medical school
- Board certified in radiation oncology
Source: Dmand AI Professional Profile Data
Dr. Loren K. Mell accepts plans from 16 insurance carriers
Dr. Mell is in network with 16 carriers, including Aetna, Elevance and United Healthcare. PPO plans come from the most carriers, 11. Check the plan with the practice before a visit.
- Aetna
- Elevance
- United Healthcare
- Blue Cross Blue Shield of Michigan
- HCSC
- Humana
- Blue Cross Blue Shield of Massachusetts
- Excellus BlueCross BlueShield
- +8 more carriersWith a free account
Plan types Dr. Mell accepts, by number of carriers
- PPO11
- Medicare10
- HMO8
- EPO5
- POS3
Source: Dmand AI Insurance Network Data
Sources for Dr. Loren K. Mell'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) |
| 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. Loren K. Mell
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. Loren K. Mell's NPI number?
Dr. Loren K. Mell's NPI number is 1316119704. It was assigned on March 26, 2008, and it is active in the NPI Registry.
What kind of doctor is Dr. Loren K. Mell?
Dr. Loren K. Mell is a radiation oncologist in San Diego, California. The primary specialty in the NPI Registry is Radiation Oncology Physician (taxonomy code 2085R0001X).
Where does Dr. Loren K. Mell practice?
Dr. Mell practices at 200 W Arbor Dr, San Diego, CA 92103. Dr. Mell's primary practice is UCSD Hillcrest Medical Center in San Diego, California. Dmand AI also links Dr. Mell to 3 medical groups.
What is Dr. Loren K. Mell's office phone number?
The practice phone on file for Dr. Mell is (619) 543-6222.
What is Dr. Loren K. Mell's medical license number?
Dr. Mell holds California license A104704, one of the licenses on file in 2 states.
Which states has Dr. Loren K. Mell been licensed in?
Dmand AI has state licenses on file for Dr. Mell in California (2008 to 2026) and Illinois (2003 to 2008).
Which hospitals is Dr. Loren K. Mell affiliated with?
Dr. Mell is affiliated with Hillcrest Medical Center.
What medical group is Dr. Loren K. Mell part of?
Dr. Mell is linked to UC San Diego Health. Dmand AI links Dr. Mell to 3 more medical groups.
Does Dr. Loren K. Mell accept Medicare?
Yes. CMS data shows Dr. Mell billed Medicare for 1,533 services in 2024, and Dr. Mell accepts Medicare assignment.
Does Dr. Loren K. Mell offer telehealth?
Yes. The CMS Doctors and Clinicians file lists Dr. Mell as offering telehealth services.
Show 11 more questionsShow fewer questions
What is Dr. Loren K. Mell's MIPS score?
Dr. Mell's MIPS final score for performance year 2024 is 91 out of 100, reported as part of a group.
How many Medicare patients does Dr. Loren K. Mell see?
CMS counts 225 Medicare patients who saw Dr. Mell in 2024, with an average age of 75.
Is Dr. Loren K. Mell board certified?
Yes. Dr. Mell is board certified in radiation oncology by the American Board of Radiology.
What services does Dr. Loren K. Mell bill to Medicare?
In 2024, Dr. Mell's most billed Medicare services were radiation oncology (77014), radiation oncology (77427) and radiation oncology (77300).
Where did Dr. Loren K. Mell go to medical school?
Dr. Mell graduated from Pritzker School of Medicine in 2003.
What drugs does Dr. Loren K. Mell prescribe most?
In 2024 Medicare Part D data, Dr. Mell's most prescribed drugs by claims were Mometasone Furoate, Pilocarpine HCl and Lidocaine HCl Viscous.
Has Dr. Loren K. Mell received payments from drug or device companies?
CMS Open Payments shows $59,721 in general payments to Dr. Mell from 10 companies from 2016 to 2025. The largest total came from Varian Medical Systems, Inc.
How long has Dr. Loren K. Mell been practicing?
Dr. Mell graduated from medical school in 2003, 23 years ago.
Does Dr. Loren K. Mell do research?
Dmand AI links 209 publications to Dr. Mell, published from 2006 to 2025. Dr. Mell has worked on 18 clinical trials.
Who does Dr. Loren K. Mell publish with?
Dr. Mell's most frequent co-authors are Catheryn M. Yashar, MD (34 shared papers), Brent Shane Rose, MD (24 shared papers) and Quynh-Thu Xuan Le, MD (23 shared papers).
What insurance does Dr. Loren K. Mell accept?
Dr. Mell is in network with 16 carriers, including Aetna, Elevance and United Healthcare. PPO plans come from the most carriers, 11. Check the plan with the practice before a visit.
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