Cerebral CortexMagnetic Resonance ImagingOrgan Size
Dr. Christopher Jenn Starr, MD, PhD
NPI1144510652PAC ID0749411825
- Medicare services, 2024
- 42
- Medicare patients, 2024
- 88
- Publications
- 5
- Hospital affiliations
- 2
- Industry payments
- $157
- Practice address
- 9333 Imperial Highway, Downey, CA 90242
- Practice phone
- Call (562) 461-6007
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Dr. Starr's professional email, personal email and mobile number
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Dr. Christopher Jenn Starr is a diagnostic radiologist in Downey, California
Dr. Starr practices at Downey Medical Center in Downey, California, part of Kaiser Permanente.
Dr. Starr's NPI, 1144510652, was assigned on April 18, 2011. Dr. Starr graduated from Wake Forest School of Medicine in 2011. Dr. Starr holds California license A123063.
NPI and contact details
- NPI
- 1144510652NPI Registry (opens in a new tab)
- Medicare PAC ID
- 0749411825
- NPI enumeration date
- April 18, 2011
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (562) 461-6007
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 41
- Medical school graduation
- 2011
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Christopher Jenn Starr practices at Downey Medical Center in Downey, California
Dr. Starr's primary practice is Downey Medical Center, at 9333 Imperial Highway, Downey, CA 90242 in Los Angeles County. The practice phone is (562) 461-6007.
- Downey Medical Center9333 Imperial Highway, Downey, CA 90242 · Los Angeles CountyPhone(562) 461-6007
Source: Dmand AI Affiliation Data
Dr. Christopher Jenn Starr is affiliated with 3 sites of care and 1 medical group
Dr. Starr's primary practice is Downey Medical Center in Downey, California, part of Kaiser Permanente. Dr. Starr is also affiliated with Kaiser Permanente Zion Medical Center. The medical group on file is Southern California Permanente Medical Group. Dmand AI also links Dr. Starr to 1 more breast imaging center, named with a free account.
Kaiser Permanente Zion Medical CenterSouthern California Permanente Medical Group1 breast imaging centerName with a free account
See all 4 affiliations for Dr. StarrSources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. Christopher Jenn Starr's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Starr practices, 3 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Downey Medical Center | 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. Christopher Jenn Starr is one of 4,096 diagnostic radiologists in California
Diagnostic radiology is Dr. Starr's primary specialty in the NPI Registry, under taxonomy code 2085R0202X. Dr. Starr is board certified in diagnostic radiology by the American Board of Radiology. Dr. Starr is licensed in California.
Specialties and state licenses
- Diagnostic radiology, CaliforniaPrimary
Diagnostic radiologists near Dr. Starr
Counts of diagnostic radiologists with a Dmand AI profile, by place and practice. Each opens the list.
4,096diagnostic radiologists in California26diagnostic radiologists in Downey11diagnostic radiologists at Downey Medical Center
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Peer Benchmarks
Dr. Christopher Jenn Starr billed Medicare for 42 services in 2024
CMS data shows 42 Medicare services from Dr. Starr across 2 procedure codes in 2024, for 88 Medicare patients. Medicare paid $1,113 for them. Every service was in a facility, such as a hospital, rather than an office.
Medicare services, 202442
Medicare patients88
Paid by Medicare$1,113
Procedure codes2
Dr. Starr's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Imaging
- 2023: 562024: 4225%
Dr. Starr compared with the California median for diagnostic radiologists, 2024
- Dr. Starr
- California median
- Medicare services
- 42vs 2,28198% below
- Medicare patients
- 88vs 1,34693% below
Medians across 3,734 diagnostic radiologists in California with Dmand AI profiles that report each measure.
Dr. Starr'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. Starr?
Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Starr and other diagnostic radiologists in California.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Christopher Jenn Starr treated 88 Medicare patients in 2024, average age 67
CMS counts 88 Medicare patients who saw Dr. Starr in 2024. The largest group is 65 to 74, with 40 patients. 69% of them have high blood pressure, and 69% have high cholesterol. 76% are also on Medicaid. Their average risk score is 2.22, 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. Starr's median patient age at 53, with 75% women.
Medicare patients, 202488
Average age67
Average risk score2.22
Also on Medicaid76%
Dr. Starr's Medicare patients by age, 2024
CMS leaves out age groups with fewer than 11 patients.
Dr. Starr's Medicare patients by sex, 2024
- Women6776%
- Men2124%
Chronic conditions among Dr. Starr's Medicare patients, 2024
- High blood pressure69%
- High cholesterol69%
- Diabetes52%
- Arthritis40%
- Chronic kidney disease35%
- Mood disorders32%
- Anxiety28%
- Depression28%
Share of Medicare patients with each condition. A patient can have several.
Dr. Starr's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 53
Patient panel by sex, all payers
- Women75%
- Men25%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
How Dr. Christopher Jenn Starr takes part in Medicare
Dr. Starr accepts Medicare assignment, so Medicare's approved amount is taken as full payment.
- Accepts Medicare assignment
- Yes
Source: Doctors and Clinicians National Downloadable File (CMS)
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Dr. Christopher Jenn Starr has 5 publications on record
Dmand AI links 5 papers to Dr. Starr, published from 2010 to 2013. The most frequent topics are Pain Threshold, Magnetic Resonance Imaging and Pain. Dr. Starr's most frequent co-authors are Jonathan Hill Burdette, MD, Jessica Hall Hayward, MD and Bonnie N. Joe, MD.
Papers5
Years published2010 to 2013
Dr. Starr's papers by year, 2010 to 2013
Topics Dr. Starr writes about most
- Pain Threshold
- Magnetic Resonance Imaging
- Pain
- Cerebral Cortex
- Hot Temperature
- Image Processing, Computer-Assisted
- Pain Measurement
Dr. Starr's most frequent co-authors
- Jonathan Hill Burdette, MD2 shared papers
- Jessica Hall Hayward, MD1 shared paper
- Bonnie N. Joe, MD1 shared paper
Recent publications by Dr. Starr
Afferent PathwaysAnalysis of VarianceBrain Injuries
Hot TemperatureModels, StatisticalNeuropsychological Tests
BrainBrain IschemiaCerebral Cortex
See who Dr. Starr researches with
Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who Dr. Starr 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. Christopher Jenn Starr received $157 in industry payments from 2017 to 2025
CMS Open Payments shows 5 general payments to Dr. Starr from 2 drug and device companies from 2017 to 2025. Food and beverage make up the largest share, 100% of the total. Medtronic USA, Inc. paid the most, $90.
General payments to Dr. Starr by program year, 2017 to 2025
Companies that paid Dr. Starr the most, 2017 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Christopher Jenn Starr graduated from Wake Forest School of Medicine
Dr. Starr graduated from Wake Forest School of Medicine in 2011.
- Medical school
- Board certified in diagnostic radiology
- Board certified in neuroradiology
Source: Dmand AI Professional Profile Data
Dr. Christopher Jenn Starr accepts plans from 2 insurance carriers
Dr. Starr is in network with 2 carriers, including Kaiser Permanente and CMS Medicare. EPO plans come from the most carriers, 1. Check the plan with the practice before a visit.
- Kaiser Permanente
- CMS Medicare
Plan types Dr. Starr accepts, by number of carriers
- EPO1
- HMO1
- Medicare1
- POS1
Source: Dmand AI Insurance Network Data
Sources for Dr. Christopher Jenn Starr'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) |
| 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. Christopher Jenn Starr
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. Christopher Jenn Starr's NPI number?
Dr. Christopher Jenn Starr's NPI number is 1144510652. It was assigned on April 18, 2011, and it is active in the NPI Registry.
What kind of doctor is Dr. Christopher Jenn Starr?
Dr. Christopher Jenn Starr is a diagnostic radiologist in Downey, California. The primary specialty in the NPI Registry is Diagnostic Radiology Physician (taxonomy code 2085R0202X).
Where does Dr. Christopher Jenn Starr practice?
Dr. Starr practices at 9333 Imperial Highway, Downey, CA 90242. Dr. Starr's primary practice is Downey Medical Center in Downey, California, part of Kaiser Permanente. Dmand AI also links Dr. Starr to 1 breast imaging center.
What is Dr. Christopher Jenn Starr's office phone number?
The practice phone on file for Dr. Starr is (562) 461-6007.
What is Dr. Christopher Jenn Starr's medical license number?
Dr. Starr holds California license A123063.
Which hospitals is Dr. Christopher Jenn Starr affiliated with?
Dr. Starr practices at Downey Medical Center in Downey, California. Dr. Starr is also affiliated with Kaiser Permanente Zion Medical Center.
What medical group is Dr. Christopher Jenn Starr part of?
Dr. Starr is linked to Southern California Permanente Medical Group.
Does Dr. Christopher Jenn Starr accept Medicare?
Yes. CMS data shows Dr. Starr billed Medicare for 42 services in 2024, and Dr. Starr accepts Medicare assignment.
How many Medicare patients does Dr. Christopher Jenn Starr see?
CMS counts 88 Medicare patients who saw Dr. Starr in 2024, with an average age of 67.
Is Dr. Christopher Jenn Starr board certified?
Yes. Dr. Starr is board certified in diagnostic radiology by the American Board of Radiology.
Show 7 more questionsShow fewer questions
What services does Dr. Christopher Jenn Starr bill to Medicare?
In 2024, Dr. Starr's most billed Medicare services were radiation oncology (77067) and diagnostic imaging (71045).
Where did Dr. Christopher Jenn Starr go to medical school?
Dr. Starr graduated from Wake Forest School of Medicine in 2011.
Has Dr. Christopher Jenn Starr received payments from drug or device companies?
CMS Open Payments shows $157 in general payments to Dr. Starr from 2 companies from 2017 to 2025. The largest total came from Medtronic USA, Inc.
How long has Dr. Christopher Jenn Starr been practicing?
Dr. Starr graduated from medical school in 2011, 15 years ago.
Does Dr. Christopher Jenn Starr do research?
Dmand AI links 5 publications to Dr. Starr, published from 2010 to 2013.
Who does Dr. Christopher Jenn Starr publish with?
Dr. Starr's most frequent co-authors are Jonathan Hill Burdette, MD (2 shared papers), Jessica Hall Hayward, MD (1 shared paper) and Bonnie N. Joe, MD (1 shared paper).
What insurance does Dr. Christopher Jenn Starr accept?
Dr. Starr is in network with 2 carriers, including Kaiser Permanente and CMS Medicare. EPO plans come from the most carriers, 1. Check the plan with the practice before a visit.
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