Dr. James J. Lin, MD
- Medicare services, 2023
- 341
- Part D claims, 2024
- 725
- Publications
- 1
- MIPS score, 2024
- 89
- Industry payments
- $253
- Practice address
- 8810 Rio San Diego Dr, San Diego, CA 92108
- Practice phone
- Call (619) 400-5120
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
San Diego 2 Va Clinic
Multi-specialty group site · San Diego, California
Find Dr. Lin'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. James J. Lin is an internist in San Diego, California
Dr. Lin practices at San Diego 2 Va Clinic in San Diego, California.
Dr. Lin's NPI, 1295847267, was assigned on August 31, 2006. Dr. Lin graduated from Medical College Of Wisconsin in 1994. Dr. Lin holds California license A81564.
- NPI
- 1295847267NPI Registry (opens in a new tab)
- NPI enumeration date
- August 31, 2006
- NPI status
- Active
- Practice phone
- (619) 400-5120
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 58
- Medical school graduation
- 1994
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. James J. Lin practices at San Diego 2 Va Clinic in San Diego, California
Dr. Lin's primary practice is San Diego 2 Va Clinic, at 8810 Rio San Diego Dr, San Diego, CA 92108. The practice phone is (619) 400-5120.
- San Diego 2 Va Clinic8810 Rio San Diego Dr, San Diego, CA 92108Phone(619) 400-5120
Sources: Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. James J. Lin is affiliated with 2 sites of care and 2 medical groups
Dr. Lin's primary practice is San Diego 2 Va Clinic in San Diego, California. The medical group on file is Sharp Rees-Stealy Medical Group. Dmand AI also links Dr. Lin to 1 more group practice or clinic and 1 medical group, each named with a free account.
Sources: Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dmand AI tracks the EHR system at Dr. James J. Lin's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Lin practices, 2 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| San Diego 2 Va Clinic | Available with a free account |
| +1 more site and 1 medical group | Available with a free account |
Source: Dmand AI Technology Install Data
For health IT teams
Dmand AI maps EHR vendors, IT decision makers and buying committees across each health system and 6.2K+ hospitals, with verified contacts in the same login.
Dr. James J. Lin is one of 16,751 internists in California
Internal medicine is Dr. Lin's primary specialty in the NPI Registry, under taxonomy code 207R00000X. Dr. Lin is board certified in internal medicine by the American Board of Internal Medicine. Dmand AI has Dr. Lin's licenses on file in 2 states: California and Illinois.
Specialties and state licenses
- Internal medicine, CaliforniaPrimary
- Illinois license
Clinical focus
Dmand AI lists acute sinusitis, acute skin infection, anxiety, atrial fibrillation and flutter, cerebrovascular disease, chronic diabetes, chronic hypertension and contact dermatitis among the conditions Dr. Lin treats.
Internists near Dr. Lin
Counts of internists 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 J. Lin billed Medicare for 341 services in 2023
CMS data shows 341 Medicare services from Dr. Lin across 5 procedure codes in 2023. Medicare paid $23,977 for them. Every service was in an office.
Dr. Lin's Medicare services by type, 2022 to 2023
- 2022
- 2023
- Office and hospital visits
- 2022: 3092023: 3152%
- Tests and treatments
- 2022: 232023: 1343%
- Other services
- 2022: 252023: 1348%
Dr. Lin compared with the California median for internists, 2023
- Dr. Lin
- California median
- Medicare services
- 341vs 3616% below
- Part D claims
- 461vs 42110% above
Medians across 15,815 internists in California with Dmand AI profiles that report each measure.
Dr. Lin's most billed Medicare procedure codes, 2023
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. Lin?
Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Lin and other internists in California.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. James J. Lin's patients have a median age of 63
Across all payers, Dmand AI patient panel data puts Dr. Lin's median patient age at 63, with 23% women.
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 63
Patient panel by sex, all payers
- Women23%
- Men76%
Source: Dmand AI Patient Panel Data
Dr. James J. Lin wrote 725 Medicare Part D claims in 2024
In 2024, Dr. Lin wrote 725 Medicare Part D claims for 215 patients. 90% of them were for generic drugs. CMS names the drug for 461 of them, across 17 drugs with 11 or more claims each, at $25,955 in total drug cost. In 2023, CMS named 3,424 claims across 67 drugs.
Dr. Lin's Part D claims by kind of drug, 2024
- Generic649 claims90%
- Brand-name and other76 claims10%
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: 3,4242024: 46187%
Drugs named by CMS: 17 in 2024, 67 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. James J. Lin scored 89 out of 100 in Medicare's MIPS program for 2024
CMS publishes a Merit-based Incentive Payment System (MIPS) score of 89 out of 100 for Dr. Lin for performance year 2024, reported as part of a group.
Dr. Lin's MIPS scores, performance year 2024
- 89of 100Final score
- 81of 100Quality
- 99of 100Promoting Interoperability
- 40of 100Improvement Activities
- 82of 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
For MedTech and pharma teams
Filter 7.4M+ HCPs by Medicare procedures, Part D drugs and Open Payments history, then reach them with verified contacts in one login.
Dr. James J. Lin has 1 publication on record
Dmand AI links 1 paper to Dr. Lin.
Recent publications by Dr. Lin
See who Dr. Lin researches with
Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who Dr. Lin works with, so you can find a warm path to the right internists.
Sources: PubMed (National Library of Medicine); and Dmand AI Research Linkage
Dr. James J. Lin received $253 in industry payments from 2016 to 2019
CMS Open Payments shows 5 general payments to Dr. Lin from 4 drug and device companies from 2016 to 2019. Food and beverage make up the largest share, 100% of the total. AstraZeneca Pharmaceuticals LP paid the most, $194.
General payments to Dr. Lin by program year, 2016 to 2019
Companies that paid Dr. Lin the most, 2016 to 2019
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. James J. Lin graduated from Medical College Of Wisconsin
Dr. Lin graduated from Medical College Of Wisconsin in 1994.
- Medical school
- Board certified in internal medicine
Source: Dmand AI Professional Profile Data
Dr. James J. Lin accepts plans from 2 insurance carriers
Dr. Lin is in network with 2 carriers, including Blue Cross Blue Shield of Massachusetts and HCSC. Medicare plans come from the most carriers, 2. Check the plan with the practice before a visit.
- Blue Cross Blue Shield of Massachusetts
- HCSC
Plan types Dr. Lin accepts, by number of carriers
- Medicare2
- PPO2
Source: Dmand AI Insurance Network Data
Sources for Dr. James J. Lin'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 DataDoctors and Clinicians National Downloadable File (CMS) (opens in a new tab) |
| Primary practice, affiliations and health system | Dmand AI Affiliation DataDoctors and Clinicians National Downloadable File (CMS) (opens in a new tab) |
| 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 Data |
| 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 | 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. James J. Lin
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 J. Lin's NPI number?
Dr. James J. Lin's NPI number is 1295847267. It was assigned on August 31, 2006, and it is active in the NPI Registry.
What kind of doctor is Dr. James J. Lin?
Dr. James J. Lin is an internist in San Diego, California. The primary specialty in the NPI Registry is Internal Medicine Physician (taxonomy code 207R00000X).
Where does Dr. James J. Lin practice?
Dr. Lin practices at 8810 Rio San Diego Dr, San Diego, CA 92108. Dr. Lin's primary practice is San Diego 2 Va Clinic in San Diego, California. Dmand AI also links Dr. Lin to 1 group practice or clinic and 1 medical group.
What is Dr. James J. Lin's office phone number?
The practice phone on file for Dr. Lin is (619) 400-5120.
What is Dr. James J. Lin's medical license number?
Dr. Lin holds California license A81564, one of the licenses on file in 2 states.
Which states has Dr. James J. Lin been licensed in?
Dmand AI has state licenses on file for Dr. Lin in California (2003 to 2026) and Illinois (1996 to 2005).
What medical group is Dr. James J. Lin part of?
Dr. Lin is linked to Sharp Rees-Stealy Medical Group. Dmand AI links Dr. Lin to 1 more medical group.
Does Dr. James J. Lin accept Medicare?
Yes. CMS data shows Dr. Lin billed Medicare for 341 services in 2023.
What is Dr. James J. Lin's MIPS score?
Dr. Lin's MIPS final score for performance year 2024 is 89 out of 100, reported as part of a group.
Is Dr. James J. Lin board certified?
Yes. Dr. Lin is board certified in internal medicine by the American Board of Internal Medicine.
Show 7 more questionsShow fewer questions
What services does Dr. James J. Lin bill to Medicare?
In 2023, Dr. Lin's most billed Medicare services were office visit, established patient (99213), office visit, established patient (99214) and vaccine or vaccine administration (90694).
Where did Dr. James J. Lin go to medical school?
Dr. Lin graduated from Medical College Of Wisconsin in 1994.
What drugs does Dr. James J. Lin prescribe most?
In 2024 Medicare Part D data, Dr. Lin's most prescribed drugs by claims were Atorvastatin Calcium, Losartan Potassium and Simvastatin.
Has Dr. James J. Lin received payments from drug or device companies?
CMS Open Payments shows $253 in general payments to Dr. Lin from 4 companies from 2016 to 2019. The largest total came from AstraZeneca Pharmaceuticals LP.
How long has Dr. James J. Lin been practicing?
Dr. Lin graduated from medical school in 1994, 32 years ago.
Does Dr. James J. Lin do research?
Dmand AI links 1 publication to Dr. Lin.
What insurance does Dr. James J. Lin accept?
Dr. Lin is in network with 2 carriers, including Blue Cross Blue Shield of Massachusetts and HCSC. Medicare plans come from the most carriers, 2. Check the plan with the practice before a visit.
Selling to internal medicine practices?
See internists in California by site of care and group
Find the practices, groups and hospitals they work with, and the right people to contact at each.
- 30 days free
- Self-serve
- No credit card