Dr. Darren Pakying Lum, MD
- Medicare services, 2024
- 837
- Medicare patients, 2024
- 778
- Publications
- 10
- MIPS score, 2024
- 97
- Hospital affiliations
- 6
- Practice address
- 12401 Washington Blvd, Whittier, CA 90602
- Practice phone
- Call (562) 698-0811
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Dr. Lum'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. Darren Pakying Lum is a diagnostic radiologist in Whittier, California
Dr. Lum practices at PIH Health Whittier Hospital in Whittier, California, part of PIH Health.
Dr. Lum's NPI, 1528011806, was assigned on May 18, 2006. Dr. Lum graduated from John A. Burns School of Medicine in 2002. Dr. Lum holds Hawaii license MD-14773.
- NPI
- 1528011806NPI Registry (opens in a new tab)
- Medicare PAC ID
- 2163427535
- NPI enumeration date
- May 18, 2006
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (562) 698-0811
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 50
- Medical school graduation
- 2002
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Darren Pakying Lum practices at PIH Health Whittier Hospital in Whittier, California
Dr. Lum's primary practice is PIH Health Whittier Hospital, at 12401 Washington Blvd, Whittier, CA 90602 in Los Angeles County. The practice phone is (562) 698-0811.
- PIH Health Whittier Hospital12401 Washington Blvd, Whittier, CA 90602 · Los Angeles CountyPhone(562) 698-0811
Source: Dmand AI Affiliation Data
Dr. Darren Pakying Lum is affiliated with 6 sites of care and 6 medical groups
Dr. Lum's primary practice is PIH Health Whittier Hospital in Whittier, California, part of PIH Health. Dr. Lum is also affiliated with Stanford Hospital at 300 Pasteur Drive. The medical group on file is Lambert Radiology Medical Group. Dmand AI also links Dr. Lum to 4 more hospitals and 5 medical groups, each named with a free account.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. Darren Pakying Lum's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Lum practices, 6 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| PIH Health Whittier Hospital | Available with a free account |
| +5 more sites and 5 medical groups | Available with a free account |
Source: Dmand AI Technology Install Data
For health IT teams
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Dr. Darren Pakying Lum is one of 4,096 diagnostic radiologists in California
Diagnostic radiology is Dr. Lum's primary specialty in the NPI Registry, under taxonomy code 2085R0202X. Dr. Lum is board certified in diagnostic radiology by the American Board of Radiology. Dmand AI has Dr. Lum's licenses on file in 4 states: Hawaii, California, Wisconsin and Illinois.
Specialties and state licenses
- Diagnostic radiology, HawaiiPrimary
- California license
- Wisconsin license
- Illinois license
Diagnostic radiologists near Dr. Lum
Counts of diagnostic radiologists 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. Darren Pakying Lum billed Medicare for 837 services in 2024
CMS data shows 837 Medicare services from Dr. Lum across 11 procedure codes in 2024, for 778 Medicare patients. Medicare paid $39,213 for them. Every service was in a facility, such as a hospital, rather than an office.
Dr. Lum's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Imaging
- 2023: 1,6462024: 83749%
Dr. Lum compared with the California median for diagnostic radiologists, 2024
- Dr. Lum
- California median
- Medicare services
- 837vs 2,28163% below
- Medicare patients
- 778vs 1,34642% below
Medians across 3,734 diagnostic radiologists in California with Dmand AI profiles that report each measure.
Dr. Lum'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. Lum?
Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Lum and other diagnostic radiologists in California.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Darren Pakying Lum treated 778 Medicare patients in 2024, average age 76
CMS counts 778 Medicare patients who saw Dr. Lum in 2024. The largest group is 75 to 84, with 310 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 10% are also on Medicaid. Their average risk score is 2.09, 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. Lum's median patient age at 58, with 55% women.
Dr. Lum's Medicare patients by age, 2024
Dr. Lum's Medicare patients by sex, 2024
- Women37448%
- Men40452%
Chronic conditions among Dr. Lum's Medicare patients, 2024
- High blood pressure75%
- High cholesterol75%
- Chronic kidney disease49%
- Diabetes47%
- Arthritis36%
- Ischemic heart disease34%
- Heart failure28%
- Atrial fibrillation26%
Share of Medicare patients with each condition. A patient can have several.
Dr. Lum's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 58
Patient panel by sex, all payers
- Women55%
- Men44%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Darren Pakying Lum scored 97 out of 100 in Medicare's MIPS program for 2024
CMS publishes a Merit-based Incentive Payment System (MIPS) score of 97 out of 100 for Dr. Lum for performance year 2024, reported through an alternative payment model (APM). Dr. Lum accepts Medicare assignment, so Medicare's approved amount is taken as full payment.
- Accepts Medicare assignment
- Yes
Dr. Lum's MIPS scores, performance year 2024
- 97of 100Final score
- 89.8of 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. Darren Pakying Lum has 10 publications on record
Dmand AI links 10 papers to Dr. Lum, published from 2009 to 2010. The most frequent topics are Imaging, Three-Dimensional, Magnetic Resonance Angiography and Contrast Media. Dr. Lum has published most often in AJNR Am J Neuroradiol.
Topics Dr. Lum writes about most
- Imaging, Three-Dimensional
- Magnetic Resonance Angiography
- Contrast Media
- Angiography
- Image Processing, Computer-Assisted
- Magnetic Resonance Imaging
- Swine
- Algorithms
Recent publications by Dr. Lum
J Vasc Interv Radiol
Annu Int Conf IEEE Eng Med Biol Soc
See who Dr. Lum researches with
Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who Dr. Lum works with, so you can find a warm path to the right diagnostic radiologists.
Sources: PubMed (National Library of Medicine); and Dmand AI Research Linkage
Dr. Darren Pakying Lum received $290 in industry payments from 2016 to 2022
CMS Open Payments shows 5 general payments to Dr. Lum from 1 drug or device company from 2016 to 2022. Food and beverage make up the largest share, 100% of the total. Siemens Medical Solutions USA, Inc. paid the most, $290.
General payments to Dr. Lum by program year, 2016 to 2022
Companies that paid Dr. Lum the most, 2016 to 2022
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Darren Pakying Lum graduated from John A. Burns School of Medicine
Dr. Lum graduated from John A. Burns School of Medicine in 2002.
- Medical school
- Board certified in diagnostic radiology
Source: Dmand AI Professional Profile Data
Dr. Darren Pakying Lum accepts plans from 21 insurance carriers
Dr. Lum is in network with 21 carriers, including Elevance, Excellus BlueCross BlueShield and Aetna. PPO plans come from the most carriers, 11. Check the plan with the practice before a visit.
- Elevance
- Excellus BlueCross BlueShield
- Aetna
- Blue Cross Blue Shield of Michigan
- United Healthcare
- HCSC
- Alliant Health Plans
- Blue Cross Blue Shield of Massachusetts
- +13 more carriersWith a free account
Plan types Dr. Lum accepts, by number of carriers
- PPO11
- HMO10
- Medicare8
- POS7
- EPO4
- Medicaid3
Source: Dmand AI Insurance Network Data
Sources for Dr. Darren Pakying Lum'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) |
| 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. Darren Pakying Lum
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. Darren Pakying Lum's NPI number?
Dr. Darren Pakying Lum's NPI number is 1528011806. It was assigned on May 18, 2006, and it is active in the NPI Registry.
What kind of doctor is Dr. Darren Pakying Lum?
Dr. Darren Pakying Lum is a diagnostic radiologist in Whittier, California. The primary specialty in the NPI Registry is Diagnostic Radiology Physician (taxonomy code 2085R0202X).
Where does Dr. Darren Pakying Lum practice?
Dr. Lum practices at 12401 Washington Blvd, Whittier, CA 90602. Dr. Lum's primary practice is PIH Health Whittier Hospital in Whittier, California, part of PIH Health. Dmand AI also links Dr. Lum to 4 hospitals and 5 medical groups.
What is Dr. Darren Pakying Lum's office phone number?
The practice phone on file for Dr. Lum is (562) 698-0811.
What is Dr. Darren Pakying Lum's medical license number?
Dr. Lum holds Hawaii license MD-14773, one of the licenses on file in 4 states.
Which states has Dr. Darren Pakying Lum been licensed in?
Dmand AI has state licenses on file for Dr. Lum in Hawaii (2002 to 2026), California (2024 to 2026), Wisconsin (2004 to 2025) and Illinois (2006 to 2008).
Which hospitals is Dr. Darren Pakying Lum affiliated with?
Dr. Lum practices at PIH Health Whittier Hospital in Whittier, California. Dr. Lum is also affiliated with Stanford Hospital at 300 Pasteur Drive. Dmand AI links Dr. Lum to 4 more hospitals.
What medical group is Dr. Darren Pakying Lum part of?
Dr. Lum is linked to Lambert Radiology Medical Group. Dmand AI links Dr. Lum to 5 more medical groups.
Does Dr. Darren Pakying Lum accept Medicare?
Yes. CMS data shows Dr. Lum billed Medicare for 837 services in 2024, and Dr. Lum accepts Medicare assignment.
What is Dr. Darren Pakying Lum's MIPS score?
Dr. Lum's MIPS final score for performance year 2024 is 97 out of 100, reported through an alternative payment model (APM).
Show 8 more questionsShow fewer questions
How many Medicare patients does Dr. Darren Pakying Lum see?
CMS counts 778 Medicare patients who saw Dr. Lum in 2024, with an average age of 76.
Is Dr. Darren Pakying Lum board certified?
Yes. Dr. Lum is board certified in diagnostic radiology by the American Board of Radiology.
What services does Dr. Darren Pakying Lum bill to Medicare?
In 2024, Dr. Lum's most billed Medicare services were diagnostic imaging (74183), diagnostic imaging (71045) and diagnostic imaging (72197).
Where did Dr. Darren Pakying Lum go to medical school?
Dr. Lum graduated from John A. Burns School of Medicine in 2002.
Has Dr. Darren Pakying Lum received payments from drug or device companies?
CMS Open Payments shows $290 in general payments to Dr. Lum from 1 company from 2016 to 2022. The largest total came from Siemens Medical Solutions USA, Inc.
How long has Dr. Darren Pakying Lum been practicing?
Dr. Lum graduated from medical school in 2002, 24 years ago.
Does Dr. Darren Pakying Lum do research?
Dmand AI links 10 publications to Dr. Lum, published from 2009 to 2010.
What insurance does Dr. Darren Pakying Lum accept?
Dr. Lum is in network with 21 carriers, including Elevance, Excellus BlueCross BlueShield and Aetna. PPO plans come from the most carriers, 11. Check the plan with the practice before a visit.
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