Dr. James Robert Lin, MD
- Medicare patients, 2024
- 17
- Part D claims, 2024
- 1,742
- MIPS score, 2024
- 85
- Hospital affiliations
- 2
- Industry payments
- $80
- Practice address
- 505 Parnassus Ave, Box 0296, San Francisco, CA 94143
- Practice phone
- Call (415) 353-2733
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
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 Robert Lin is an internist in San Francisco, California
Dr. Lin practices at UCSF Helen Diller Medical Center at Parnassus Heights in San Francisco, California, part of University of California Health.
Dr. Lin's NPI, 1578806295, was assigned on April 1, 2013. Dr. Lin graduated from Eastern Virginia Medical School in 2013. Dr. Lin holds California license A132388.
- NPI
- 1578806295NPI Registry (opens in a new tab)
- Medicare PAC ID
- 0042505711
- NPI enumeration date
- April 1, 2013
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
- Practice phone
- (415) 353-2733
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 39
- Medical school graduation
- 2013
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. James Robert Lin practices at UCSF Helen Diller Medical Center at Parnassus Heights in San Francisco, California
Dr. Lin's primary practice is UCSF Helen Diller Medical Center at Parnassus Heights, at 505 Parnassus Ave, Box 0296, San Francisco, CA 94143 in San Francisco County. The practice phone is (415) 353-2733.
- UCSF Helen Diller Medical Center at Parnassus Heights505 Parnassus Ave, Box 0296, San Francisco, CA 94143 · San Francisco CountyPhone(415) 353-2733
Source: Dmand AI Affiliation Data
Dr. James Robert Lin is affiliated with 6 sites of care and 5 medical groups
Dr. Lin's primary practice is UCSF Helen Diller Medical Center at Parnassus Heights in San Francisco, California, part of University of California Health. Dr. Lin is also affiliated with MarinHealth Medical Center. The medical group on file is The Permanente Medical Group, Inc. Dmand AI also links Dr. Lin to 4 more group practices and clinics and 4 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. James Robert Lin's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Lin practices, 6 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| UCSF Helen Diller Medical Center at Parnassus Heights | Available with a free account |
| +5 more sites and 4 medical groups | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. James Robert 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 licensed in California.
Specialties and state licenses
- Internal medicine, CaliforniaPrimary
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 Robert Lin treated 17 Medicare patients in 2024, average age 74
CMS counts 17 Medicare patients who saw Dr. Lin in 2024. The largest group is under 65, with 0 patients. 75% of them have high cholesterol. Their average risk score is 0.86, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Dr. Lin's median patient age at 72, with 41% women.
Dr. Lin's Medicare patients by age, 2024
CMS leaves out age groups with fewer than 11 patients.
Chronic conditions among Dr. Lin's Medicare patients, 2024
- High cholesterol75%
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 72
Patient panel by sex, all payers
- Women41%
- Men57%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. James Robert Lin wrote 1,742 Medicare Part D claims in 2024
In 2024, Dr. Lin wrote 1,742 Medicare Part D claims for 329 patients. 91% of them were for generic drugs. CMS names the drug for 1,316 of them, across 32 drugs with 11 or more claims each, at $28,319 in total drug cost. In 2023, CMS named 1,599 claims across 41 drugs.
Dr. Lin's Part D claims by kind of drug, 2024
- Generic1,592 claims91%
- Brand-name and other150 claims9%
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.
Drug classes CMS tracks in Dr. Lin's Part D claims, 2024
- Opioids1%15 of 1,742 claims
- Antibiotics2%30 of 1,742 claims
Share of all Part D claims for each drug class CMS reports on. Classes with no claims are left out.
Part D claims for drugs CMS names, 2023 to 2024
- 2023
- 2024
- Claims for drugs CMS names
- 2023: 1,5992024: 1,31618%
Drugs named by CMS: 32 in 2024, 41 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 Robert Lin scored 85 out of 100 in Medicare's MIPS program for 2024
CMS publishes a Merit-based Incentive Payment System (MIPS) score of 85 out of 100 for Dr. Lin for performance year 2024, reported as part of a group. Dr. Lin accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS lists Dr. Lin as offering telehealth.
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
Dr. Lin's MIPS scores, performance year 2024
- 85of 100Final score
- 81.1of 100Quality
- 40of 100Improvement Activities
- 71of 100Cost
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. James Robert Lin received $80 in industry payments from 2020 to 2025
CMS Open Payments shows 4 general payments to Dr. Lin from 3 drug and device companies from 2020 to 2025. Food and beverage make up the largest share, 100% of the total. Amarin Pharma Inc. paid the most, $45.
General payments to Dr. Lin by program year, 2020 to 2025
Companies that paid Dr. Lin the most, 2020 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. James Robert Lin graduated from Eastern Virginia Medical School
Dr. Lin graduated from Eastern Virginia Medical School in 2013.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. James Robert 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 Data |
| Primary practice, affiliations and health system | Dmand AI Affiliation DataDmand AI Org Hierarchy Data |
| 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) |
| Industry payments | Open Payments (CMS) (opens in a new tab) |
| Training, board certification and memberships | Dmand AI Professional Profile 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 Robert Lin
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What is Dr. James Robert Lin's NPI number?
Dr. James Robert Lin's NPI number is 1578806295. It was assigned on April 1, 2013, and it is active in the NPI Registry.
What kind of doctor is Dr. James Robert Lin?
Dr. James Robert Lin is an internist in San Francisco, California. The primary specialty in the NPI Registry is Internal Medicine Physician (taxonomy code 207R00000X).
Where does Dr. James Robert Lin practice?
Dr. Lin practices at 505 Parnassus Ave, Box 0296, San Francisco, CA 94143. Dr. Lin's primary practice is UCSF Helen Diller Medical Center at Parnassus Heights in San Francisco, California, part of University of California Health. Dmand AI also links Dr. Lin to 4 group practices and clinics and 4 medical groups.
What is Dr. James Robert Lin's office phone number?
The practice phone on file for Dr. Lin is (415) 353-2733.
What is Dr. James Robert Lin's medical license number?
Dr. Lin holds California license A132388.
Which hospitals is Dr. James Robert Lin affiliated with?
Dr. Lin practices at UCSF Helen Diller Medical Center at Parnassus Heights in San Francisco, California. Dr. Lin is also affiliated with MarinHealth Medical Center.
What medical group is Dr. James Robert Lin part of?
Dr. Lin is linked to The Permanente Medical Group, Inc. Dmand AI links Dr. Lin to 4 more medical groups.
Does Dr. James Robert Lin accept Medicare?
Yes. CMS lists Dr. Lin as accepting Medicare assignment.
Does Dr. James Robert Lin offer telehealth?
Yes. The CMS Doctors and Clinicians file lists Dr. Lin as offering telehealth services.
What is Dr. James Robert Lin's MIPS score?
Dr. Lin's MIPS final score for performance year 2024 is 85 out of 100, reported as part of a group.
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How many Medicare patients does Dr. James Robert Lin see?
CMS counts 17 Medicare patients who saw Dr. Lin in 2024, with an average age of 74.
Where did Dr. James Robert Lin go to medical school?
Dr. Lin graduated from Eastern Virginia Medical School in 2013.
What drugs does Dr. James Robert Lin prescribe most?
In 2024 Medicare Part D data, Dr. Lin's most prescribed drugs by claims were Atorvastatin Calcium, Losartan Potassium and Amlodipine Besylate.
Has Dr. James Robert Lin received payments from drug or device companies?
CMS Open Payments shows $80 in general payments to Dr. Lin from 3 companies from 2020 to 2025. The largest total came from Amarin Pharma Inc.
How long has Dr. James Robert Lin been practicing?
Dr. Lin graduated from medical school in 2013, 13 years ago.
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