Dr. James Lin Jr., MD

  • Los Angeles, CA
  • Interventional radiologist
NPI1255423489PAC ID9931113990
Medicare services, 2024
2,572
Medicare patients, 2024
1,834
Part D claims, 2024
41
MIPS score, 2024
98
Hospital affiliations
6
Practice address
1401 South Grand Avenue, Los Angeles, CA 90015
Practice phone
Call (213) 748-2411
Professional email
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Personal email
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Mobile number
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Social profiles

Primary practice

Dignity Health - California Hospital Medical Center

Hospital · Los Angeles, California

See all 18 affiliations

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Dr. James Lin Jr. is an interventional radiologist in Los Angeles, California

Dr. Lin practices at Dignity Health - California Hospital Medical Center in Los Angeles, California, part of CommonSpirit Health.

Dr. Lin's NPI, 1255423489, was assigned on September 28, 2006. Dr. Lin graduated from Tufts University School Of Medicine in 2000. Dr. Lin's California license number on file is A78149.

NPI and contact details
Medicare PAC ID
9931113990
NPI enumeration date
September 28, 2006
NPI status
Active
Practice phone
(213) 748-2411
Professional email
Get email
Personal email
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Mobile number
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Sex
Male
Estimated age
52
Medical school graduation
2000

Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Affiliation Data

Dr. James Lin Jr. practices at Dignity Health - California Hospital Medical Center in Los Angeles, California

Dr. Lin's primary practice is Dignity Health - California Hospital Medical Center, at 1401 South Grand Avenue, Los Angeles, CA 90015 in Los Angeles County. The practice phone is (213) 748-2411.

Source: Dmand AI Affiliation Data

Dr. James Lin Jr. is affiliated with 8 sites of care and 10 medical groups

Dr. Lin's primary practice is Dignity Health - California Hospital Medical Center in Los Angeles, California, part of CommonSpirit Health. Dr. Lin is also affiliated with CHA Hollywood Presbyterian Medical Center. The medical group on file is Shriners Hospitals For Children. Dmand AI also links Dr. Lin to 4 more hospitals, 9 medical groups, 1 community health center and 1 group practice or clinic, each named with a free account.

See all 18 affiliations for Dr. Lin

Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data

Dmand AI tracks the EHR system at Dr. James Lin Jr.'s practice

Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Lin practices, 8 sites in all. Vendor and product names are available with a free account.

EHR by site
SiteEHR vendor and product
Dignity Health - California Hospital Medical CenterAvailable with a free account
+7 more sites and 9 medical groupsAvailable with a free account

Source: Dmand AI Technology Install Data

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Dr. James Lin Jr. is one of 559 interventional radiologists in California

Vascular and interventional radiology is Dr. Lin's primary specialty in the NPI Registry, under taxonomy code 2085R0204X. Dr. Lin is board certified in diagnostic radiology by the American Board of Radiology. Dmand AI has Dr. Lin's licenses on file in 4 states: California, Puerto Rico, Missouri and Texas.

Specialties and state licenses

  • Vascular and interventional radiology, CaliforniaPrimaryLicense A78149 · 2002 to 2025 · taxonomy 2085R0204X
  • Puerto Rico license2012 to 2016
  • Missouri license2012 to 2014
  • Texas license2012 to 2014

Interventional radiologists near Dr. Lin

Counts of interventional 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. James Lin Jr. billed Medicare for 2,572 services in 2024

CMS data shows 2,572 Medicare services from Dr. Lin across 49 procedure codes in 2024, for 1,834 Medicare patients. Medicare paid $80,168 for them.

Medicare services, 20242,572
Medicare patients1,834
Paid by Medicare$80,168
Procedure codes49

Dr. Lin's Medicare services by type, 2023 to 2024

  • 2023
  • 2024
Imaging
2023: 1,1432024: 2,433113%
Tests and treatments
2023: 152024: 79427%
Surgery
2023: 02024: 46
Other services
2023: 02024: 14

Where Dr. Lin's Medicare services took place, 2024

  • In an office1867%
  • In a facility2,38693%

Dr. Lin compared with the California median for interventional radiologists, 2024

  • Dr. Lin
  • California median
Medicare services
2,572vs 8383.1 times
Medicare patients
1,834vs 4344.2 times
Part D claims
12vs 1729% below

Medians across 511 interventional radiologists in California with Dmand AI profiles that report each measure.

Dr. Lin'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.

See all procedures by Dr. Lin

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Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks

Dr. James Lin Jr. treated 1,834 Medicare patients in 2024, average age 75

CMS counts 1,834 Medicare patients who saw Dr. Lin in 2024. The largest group is 65 to 74, with 738 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 49% are also on Medicaid. Their average risk score is 2.15, 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. Lin's median patient age at 52, with 61% women.

Medicare patients, 20241,834
Average age75
Average risk score2.15
Also on Medicaid49%

Dr. Lin's Medicare patients by age, 2024

Dr. Lin's Medicare patients by sex, 2024

  • Women1,16964%
  • Men66536%

Chronic conditions among Dr. Lin's Medicare patients, 2024

  1. High blood pressure75%
  2. High cholesterol75%
  3. Arthritis57%
  4. Diabetes49%
  5. Ischemic heart disease43%
  6. Chronic kidney disease39%
  7. Heart failure38%
  8. Mood disorders35%

Share of Medicare patients with each condition. A patient can have several.

Dr. Lin's patients across all payers

Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.

Patient panel by age, all payers

Median age 52

Patient panel by sex, all payers

  • Women61%
  • Men39%

Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data

Dr. James Lin Jr. wrote 41 Medicare Part D claims in 2024

In 2024, Dr. Lin wrote 41 Medicare Part D claims. 100% of them were for generic drugs. CMS names the drug for 12 of them, across 1 drug with 11 or more claims each, at $65 in total drug cost. In 2023, CMS named 63 claims across 4 drugs.

Part D claims, 202441
Drugs named by CMS1
Total drug cost$65

Dr. Lin'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: 632024: 1281%

Drugs named by CMS: 1 in 2024, 4 in 2023.

See all prescribing by Dr. Lin

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. James Lin Jr. scored 98 out of 100 in Medicare's MIPS program for 2024

CMS publishes a Merit-based Incentive Payment System (MIPS) score of 98 out of 100 for Dr. Lin for performance year 2024, reported as part of a group.

Dr. Lin's MIPS scores, performance year 2024

  • 98of 100Final score
  • 92.2of 100Quality
  • 40of 100Improvement Activities
  • 75of 100Cost

Each score is out of 100. The final score weighs the categories CMS scored for this clinician.

Source: Clinician Public Reporting: Overall MIPS Performance (CMS), 2024 data, released September 10, 2026

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Dr. James Lin Jr. received $828 in industry payments from 2016 to 2025

CMS Open Payments shows 15 general payments to Dr. Lin from 12 drug and device companies from 2016 to 2025. Food and beverage make up the largest share, 100% of the total. AngioDynamics, Inc. paid the most, $226.

General payments to Dr. Lin by program year, 2016 to 2025

Companies that paid Dr. Lin the most, 2016 to 2025

Share is of all general payments to this clinician.

See all payments to Dr. Lin

Source: Open Payments (CMS), 2025 data, released July 7, 2026

Dr. James Lin Jr. graduated from Tufts University School Of Medicine

Dr. Lin graduated from Tufts University School Of Medicine in 2000. Dr. Lin is a member of ACR and RSNA.

  1. Medical schoolTufts University School Of Medicine
  2. Board certified in diagnostic radiologyAmerican Board of Radiology

Source: Dmand AI Professional Profile Data

Dr. James Lin Jr. accepts plans from 15 insurance carriers

Dr. Lin is in network with 15 carriers, including Aetna, United Healthcare and Humana. Medicare plans come from the most carriers, 9. Check the plan with the practice before a visit.

Plan types Dr. Lin accepts, by number of carriers

  1. Medicare9
  2. PPO8
  3. HMO5
  4. POS4
  5. Medicaid3
  6. EPO2

Source: Dmand AI Insurance Network Data

Sources for Dr. James Lin Jr.'s profile data

Sources for the data on this page
Data on this pageSource
NPI, name, sex, specialty and licensesNPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Professional Profile Data
Practice locations and phoneDmand AI Affiliation Data
Primary practice, affiliations and health systemDmand AI Affiliation DataDmand AI Org Hierarchy Data
Medicare services and procedure codesMedicare Physician & Other Practitioners - by Provider and Service (CMS) (opens in a new tab)
State medians for the same specialtyDmand AI Peer Benchmarks
Medicare patients and the all-payer patient panelDmand AI Patient Panel DataMedicare Physician & Other Practitioners - by Provider (CMS) (opens in a new tab)
Part D prescribingMedicare 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 percentilesClinician Public Reporting: Overall MIPS Performance (CMS) (opens in a new tab)
Industry paymentsOpen Payments (CMS) (opens in a new tab)
Training, board certification and membershipsDmand AI Professional Profile Data
Insurance carriers and plan typesDmand AI Insurance Network Data
EHR at each practice siteDmand AI Technology Install Data
Similar physiciansDmand AI Affiliation Data

Data last refreshed October 2026Report an inaccuracyRemove my information

FAQ

Frequently asked questions about Dr. James Lin Jr.

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. James Lin Jr.'s NPI number?

Dr. James Lin Jr.'s NPI number is 1255423489. It was assigned on September 28, 2006, and it is active in the NPI Registry.

What kind of doctor is Dr. James Lin Jr.?

Dr. James Lin Jr. is an interventional radiologist in Los Angeles, California. The primary specialty in the NPI Registry is Vascular & Interventional Radiology Physician (taxonomy code 2085R0204X).

Where does Dr. James Lin Jr. practice?

Dr. Lin practices at 1401 South Grand Avenue, Los Angeles, CA 90015. Dr. Lin's primary practice is Dignity Health - California Hospital Medical Center in Los Angeles, California, part of CommonSpirit Health. Dmand AI also links Dr. Lin to 4 hospitals, 9 medical groups, 1 community health center and 1 group practice or clinic.

What is Dr. James Lin Jr.'s office phone number?

The practice phone on file for Dr. Lin is (213) 748-2411.

What is Dr. James Lin Jr.'s medical license number?

Dr. Lin's California license number on file is A78149, one of the licenses on file in 4 states.

Which states has Dr. James Lin Jr. been licensed in?

Dmand AI has state licenses on file for Dr. Lin in California (2002 to 2025), Puerto Rico (2012 to 2016), Missouri (2012 to 2014) and Texas (2012 to 2014).

Which hospitals is Dr. James Lin Jr. affiliated with?

Dr. Lin practices at Dignity Health - California Hospital Medical Center in Los Angeles, California. Dr. Lin is also affiliated with CHA Hollywood Presbyterian Medical Center. Dmand AI links Dr. Lin to 4 more hospitals.

What medical group is Dr. James Lin Jr. part of?

Dr. Lin is linked to Shriners Hospitals For Children. Dmand AI links Dr. Lin to 9 more medical groups.

Does Dr. James Lin Jr. accept Medicare?

Yes. CMS data shows Dr. Lin billed Medicare for 2,572 services in 2024.

What is Dr. James Lin Jr.'s MIPS score?

Dr. Lin's MIPS final score for performance year 2024 is 98 out of 100, reported as part of a group.

Show 8 more questionsShow fewer questions

How many Medicare patients does Dr. James Lin Jr. see?

CMS counts 1,834 Medicare patients who saw Dr. Lin in 2024, with an average age of 75.

Is Dr. James Lin Jr. board certified?

Yes. Dr. Lin is board certified in diagnostic radiology by the American Board of Radiology.

What services does Dr. James Lin Jr. bill to Medicare?

In 2024, Dr. Lin's most billed Medicare services were diagnostic imaging (71045), radiation oncology (77067) and diagnostic imaging (70450).

Where did Dr. James Lin Jr. go to medical school?

Dr. Lin graduated from Tufts University School Of Medicine in 2000.

What drugs does Dr. James Lin Jr. prescribe most?

In 2024 Medicare Part D data, Dr. Lin's most prescribed drugs by claims were Mirtazapine.

Has Dr. James Lin Jr. received payments from drug or device companies?

CMS Open Payments shows $828 in general payments to Dr. Lin from 12 companies from 2016 to 2025. The largest total came from AngioDynamics, Inc.

How long has Dr. James Lin Jr. been practicing?

Dr. Lin graduated from medical school in 2000, 26 years ago.

What insurance does Dr. James Lin Jr. accept?

Dr. Lin is in network with 15 carriers, including Aetna, United Healthcare and Humana. Medicare plans come from the most carriers, 9. Check the plan with the practice before a visit.

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