Justin Nathaniel Karlin
- Medicare services, 2024
- 6,008
- Medicare patients, 2024
- 522
- Part D claims, 2024
- 329
- Publications
- 5
- MIPS score, 2024
- 86
- Practice address
- 200 Medical Plz, Los Angeles, CA 90024
- Practice phone
- Call (310) 794-9206
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Peter Morton UCLA Medical Building
Los Angeles, California
Find Justin Karlin'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.
Justin Nathaniel Karlin is an ophthalmologist in Los Angeles, California
Justin Karlin practices at Peter Morton UCLA Medical Building in Los Angeles, California.
Justin Karlin's NPI, 1427476464, was assigned on April 6, 2014. Justin Karlin graduated from Tel Aviv University Sackler in 2014. Justin Karlin holds California license A152656.
- NPI
- 1427476464NPI Registry (opens in a new tab)
- Medicare PAC ID
- 8527380831
- NPI enumeration date
- April 6, 2014
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
- Practice phone
- (310) 794-9206
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 38
- Medical school graduation
- 2014
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Practice Data; and Doctors and Clinicians National Downloadable File (CMS)
Justin Nathaniel Karlin practices at Peter Morton UCLA Medical Building in Los Angeles, California
Justin Karlin's primary practice is Peter Morton UCLA Medical Building, at 200 Medical Plz, Los Angeles, CA 90024 in Los Angeles County. The practice phone is (310) 794-9206.
- Peter Morton UCLA Medical Building200 Medical Plz, Los Angeles, CA 90024 · Los Angeles CountyPhone(310) 794-9206
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
Justin Nathaniel Karlin is affiliated with 5 sites of care and 4 medical groups
Justin Karlin's primary practice is Peter Morton UCLA Medical Building in Los Angeles, California. Justin Karlin is also affiliated with Ronald Reagan UCLA Medical Center. The medical group on file is Southern California Permanente Medical Group. Dmand AI also links Justin Karlin to 3 more group practices and clinics and 3 medical groups, each named with a free account.
Sources: NPPES NPI Registry (CMS); Dmand AI Practice Data; and Dmand AI Affiliation Data
Dmand AI tracks the EHR system at Justin Nathaniel Karlin's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Justin Karlin practices, 4 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Peter Morton UCLA Medical Building | Available with a free account |
| +4 more sites and 3 medical groups | Available with a free account |
Source: Dmand AI Technology Install Data
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Justin Nathaniel Karlin is one of 2,621 ophthalmologists in California
Ophthalmology is Justin Karlin's primary specialty in the NPI Registry, under taxonomy code 207W00000X. Justin Karlin is board certified in ophthalmology by the American Board of Ophthalmology. Dmand AI has Justin Karlin's licenses on file in 2 states: California and Virginia.
Specialties and state licenses
- Ophthalmology, CaliforniaPrimary
- Virginia license
Clinical focus
Dmand AI lists conjunctivitis, dry eye, eye infection or inflammation, eyelid inflammation, inflammation of iris, scleritis, shingles and vision problems among the conditions Justin Karlin treats.
Ophthalmologists near Justin Karlin
Counts of ophthalmologists 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
Justin Nathaniel Karlin billed Medicare for 6,008 services in 2024
CMS data shows 6,008 Medicare services from Justin Karlin across 15 procedure codes in 2024, for 522 Medicare patients. Medicare paid $140,966 for them.
Justin Karlin's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Drugs given in the office
- 2023: 3,9712024: 4,95025%
- Office and hospital visits
- 2023: 7562024: 84412%
- Surgery
- 2023: 2042024: 2145%
- Tests and treatments
- 2023: 432024: 0100%
Where Justin Karlin's Medicare services took place, 2024
- In an office5,96299%
- In a facility461%
Justin Karlin compared with the California median for ophthalmologists, 2024
- Justin Karlin
- California median
- Medicare services
- 6,008vs 1,0795.6 times
- Medicare patients
- 522vs 42124% above
- Part D claims
- 225vs 61864% below
Medians across 2,568 ophthalmologists in California with Dmand AI profiles that report each measure.
Justin Karlin'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 Justin Karlin?
Medicare shows one payer. Book a meeting to get commercial claims data for Justin Karlin and other ophthalmologists in California.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Justin Nathaniel Karlin treated 522 Medicare patients in 2024, average age 76
CMS counts 522 Medicare patients who saw Justin Karlin in 2024. The largest group is 65 to 74, with 217 patients. 75% of them have high cholesterol, and 73% have high blood pressure. 12% are also on Medicaid. Their average risk score is 1.18, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Justin Karlin's median patient age at 69, with 60% women.
Justin Karlin's Medicare patients by age, 2024
Justin Karlin's Medicare patients by sex, 2024
- Women34466%
- Men17834%
Chronic conditions among Justin Karlin's Medicare patients, 2024
- High cholesterol75%
- High blood pressure73%
- Arthritis55%
- Diabetes30%
- Osteoporosis27%
- Anxiety24%
- Ischemic heart disease24%
- Mood disorders22%
Share of Medicare patients with each condition. A patient can have several.
Justin Karlin's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 69
Patient panel by sex, all payers
- Women60%
- Men39%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Justin Nathaniel Karlin wrote 329 Medicare Part D claims in 2024
In 2024, Justin Karlin wrote 329 Medicare Part D claims for 194 patients. 72% of them were for generic drugs. CMS names the drug for 225 of them, across 4 drugs with 11 or more claims each, at $16,224 in total drug cost. In 2023, CMS named 171 claims across 2 drugs.
Justin Karlin's Part D claims by kind of drug, 2024
- Generic237 claims72%
- Brand-name92 claims28%
Justin Karlin'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: 1712024: 22532%
Drugs named by CMS: 4 in 2024, 2 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
Justin Nathaniel Karlin scored 86 out of 100 in Medicare's MIPS program for 2024
CMS publishes a Merit-based Incentive Payment System (MIPS) score of 86 out of 100 for Justin Karlin for performance year 2024, reported as part of a group. Justin Karlin accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS lists Justin Karlin as offering telehealth.
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
Justin Karlin's MIPS scores, performance year 2024
- 86of 100Final score
- 79of 100Quality
- 100of 100Promoting Interoperability
- 40of 100Improvement Activities
- 72of 100Cost
Each score is out of 100. The final score weighs the categories CMS scored for this clinician.
Melanoma (skin cancer) excision: 1 to 10 procedures (CMS shows small counts as a range)
Sources: Doctors and Clinicians National Downloadable File (CMS); Clinician Public Reporting: Overall MIPS Performance (CMS), 2024 data, released September 10, 2026; and Doctors and Clinicians Utilization Data (CMS)
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Justin Nathaniel Karlin has 5 publications on record
Dmand AI links 5 papers to Justin Karlin, published from 2011 to 2021. Justin Karlin's most frequent co-author is Maria Kirzhner, MD.
Justin Karlin's papers by year, 2011 to 2021
Justin Karlin's most frequent co-authors
Recent publications by Justin Karlin
See who Justin Karlin researches with
Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who Justin Karlin works with, so you can find a warm path to the right ophthalmologists.
Sources: PubMed (National Library of Medicine); and Dmand AI Research Linkage
Justin Nathaniel Karlin received $17,270 in industry payments from 2016 to 2025
CMS Open Payments shows 100 general payments to Justin Karlin from 21 drug and device companies from 2016 to 2025. Speaker and faculty fees make up the largest share, 48% of the total. Horizon Pharma plc paid the most, $10,288.
General payments to Justin Karlin by program year, 2016 to 2025
General payments to Justin Karlin by kind, 2016 to 2025
- Speaker and faculty fees$8,20548%
- Honoraria$4,15024%
- Food and beverage$2,78016%
- Consulting fees$1,98011%
- Other$1551%
Companies that paid Justin Karlin the most, 2016 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Justin Nathaniel Karlin graduated from Tel Aviv University Sackler
Justin Karlin graduated from Tel Aviv University Sackler in 2014.
- Medical school
- Board certified in ophthalmology
- Board certified in member
Source: Dmand AI Professional Profile Data
Justin Nathaniel Karlin accepts plans from 13 insurance carriers
Justin Karlin is in network with 13 carriers, including Aetna, Blue Cross Blue Shield of Michigan and United Healthcare. Medicare plans come from the most carriers, 8. Check the plan with the practice before a visit.
- Aetna
- Blue Cross Blue Shield of Michigan
- United Healthcare
- Kaiser Permanente
- Blue Cross Blue Shield of Massachusetts
- HCSC
- Humana
- Regence Health Plans
- +5 more carriersWith a free account
Plan types Justin Karlin accepts, by number of carriers
- Medicare8
- PPO8
- HMO6
- POS4
- EPO3
Source: Dmand AI Insurance Network Data
Sources for Justin Nathaniel Karlin'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 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)Doctors and Clinicians Utilization Data (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 Justin Nathaniel Karlin
Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.
What is Justin Nathaniel Karlin's NPI number?
Justin Nathaniel Karlin's NPI number is 1427476464. It was assigned on April 6, 2014, and it is active in the NPI Registry.
What does Justin Nathaniel Karlin specialize in?
Justin Nathaniel Karlin is an ophthalmologist in Los Angeles, California. The primary specialty in the NPI Registry is Ophthalmology Physician (taxonomy code 207W00000X).
Where does Justin Nathaniel Karlin practice?
Justin Karlin practices at 200 Medical Plz, Los Angeles, CA 90024. Justin Karlin's primary practice is Peter Morton UCLA Medical Building in Los Angeles, California. Dmand AI also links Justin Karlin to 3 group practices and clinics and 3 medical groups.
What is Justin Nathaniel Karlin's office phone number?
The practice phone on file for Justin Karlin is (310) 794-9206.
What is Justin Nathaniel Karlin's medical license number?
Justin Karlin holds California license A152656, one of the licenses on file in 2 states.
Which states has Justin Nathaniel Karlin been licensed in?
Dmand AI has state licenses on file for Justin Karlin in California (2017 to 2027) and Virginia (2014 to 2018).
Which hospitals is Justin Nathaniel Karlin affiliated with?
Justin Karlin is affiliated with Ronald Reagan UCLA Medical Center.
What medical group is Justin Nathaniel Karlin part of?
Justin Karlin is linked to Southern California Permanente Medical Group. Dmand AI links Justin Karlin to 3 more medical groups.
Does Justin Nathaniel Karlin accept Medicare?
Yes. CMS data shows Justin Karlin billed Medicare for 6,008 services in 2024, and Justin Karlin accepts Medicare assignment.
Does Justin Nathaniel Karlin offer telehealth?
Yes. The CMS Doctors and Clinicians file lists Justin Karlin as offering telehealth services.
Show 11 more questionsShow fewer questions
What is Justin Nathaniel Karlin's MIPS score?
Justin Karlin's MIPS final score for performance year 2024 is 86 out of 100, reported as part of a group.
How many Medicare patients does Justin Nathaniel Karlin see?
CMS counts 522 Medicare patients who saw Justin Karlin in 2024, with an average age of 76.
Is Justin Nathaniel Karlin board certified?
Yes. Justin Karlin is board certified in ophthalmology by the American Board of Ophthalmology.
What services does Justin Nathaniel Karlin bill to Medicare?
In 2024, Justin Karlin's most billed Medicare services were injected or infused drug (J0588), injected or infused drug (J0585) and office visit, established patient (99213).
Where did Justin Nathaniel Karlin go to medical school?
Justin Karlin graduated from Tel Aviv University Sackler in 2014.
What drugs does Justin Nathaniel Karlin prescribe most?
In 2024 Medicare Part D data, Justin Karlin's most prescribed drugs by claims were Neomycin-Polymyxin-Dexameth, Erythromycin and Miebo.
Has Justin Nathaniel Karlin received payments from drug or device companies?
CMS Open Payments shows $17,270 in general payments to Justin Karlin from 21 companies from 2016 to 2025. The largest total came from Horizon Pharma plc.
How long has Justin Nathaniel Karlin been practicing?
Justin Karlin graduated from medical school in 2014, 12 years ago.
Does Justin Nathaniel Karlin do research?
Dmand AI links 5 publications to Justin Karlin, published from 2011 to 2021.
Who does Justin Nathaniel Karlin publish with?
Justin Karlin's most frequent co-authors are Maria Kirzhner, MD (1 shared paper).
What insurance does Justin Nathaniel Karlin accept?
Justin Karlin is in network with 13 carriers, including Aetna, Blue Cross Blue Shield of Michigan and United Healthcare. Medicare plans come from the most carriers, 8. Check the plan with the practice before a visit.
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