Dr. Royce C. Lin, MD
- Medicare services, 2024
- 172
- Medicare patients, 2024
- 81
- Part D claims, 2024
- 2,903
- Publications
- 2
- MIPS score, 2024
- 88
- Practice address
- 1001 Potrero Avenue, San Francisco, CA 94110
- Practice phone
- Call (415) 206-8000
- 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
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Dr. Royce C. Lin is an internist in San Francisco, California
Dr. Lin practices at Zuckerberg San Francisco General Hospital and Trauma Center in San Francisco, California, part of City and County of San Francisco, CA.
Dr. Lin's NPI, 1063524122, was assigned on August 31, 2006. Dr. Lin graduated from Yale University School of Medicine in 2000. Dr. Lin holds California license A79349.
- NPI
- 1063524122NPI Registry (opens in a new tab)
- Medicare PAC ID
- 2466478698
- NPI enumeration date
- August 31, 2006
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
- Practice phone
- (415) 206-8000
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 52
- Medical school graduation
- 2000
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Royce C. Lin practices at Zuckerberg San Francisco General Hospital and Trauma Center in San Francisco, California
Dr. Lin's primary practice is Zuckerberg San Francisco General Hospital and Trauma Center, at 1001 Potrero Avenue, San Francisco, CA 94110 in San Francisco County. The practice phone is (415) 206-8000.
- Zuckerberg San Francisco General Hospital and Trauma Center1001 Potrero Avenue, San Francisco, CA 94110 · San Francisco CountyPhone(415) 206-8000
Source: Dmand AI Affiliation Data
Dr. Royce C. Lin is affiliated with 2 sites of care and 1 medical group
Dr. Lin's primary practice is Zuckerberg San Francisco General Hospital and Trauma Center in San Francisco, California, part of City and County of San Francisco, CA. The medical group on file is San Francisco Public Health Laboratory. Dmand AI also links Dr. Lin to 1 more group practice or clinic, named with a free account.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. Royce C. 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 |
|---|---|
| Zuckerberg San Francisco General Hospital and Trauma Center | Available with a free account |
| +1 more affiliated site | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Royce C. 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. Royce C. Lin billed Medicare for 172 services in 2024
CMS data shows 172 Medicare services from Dr. Lin across 6 procedure codes in 2024, for 81 Medicare patients. Medicare paid $14,011 for them. Every service was in an office.
Dr. Lin's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Office and hospital visits
- 2023: 1242024: 1148%
- Tests and treatments
- 2023: 392024: 428%
- Other services
- 2023: 892024: 1682%
Dr. Lin compared with the California median for internists, 2024
- Dr. Lin
- California median
- Medicare services
- 172vs 36152% below
- Medicare patients
- 81vs 15146% below
- Part D claims
- 2,356vs 4215.6 times
Medians across 15,815 internists 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.
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Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Royce C. Lin treated 81 Medicare patients in 2024, average age 65
CMS counts 81 Medicare patients who saw Dr. Lin in 2024. The largest group is 65 to 74, with 43 patients. 63% of them have high blood pressure, and 40% have mood disorders. Their average risk score is 1.72, 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 66, with 32% women.
Dr. Lin's Medicare patients by age, 2024
CMS leaves out age groups with fewer than 11 patients.
Dr. Lin's Medicare patients by sex, 2024
- Women2025%
- Men6175%
Chronic conditions among Dr. Lin's Medicare patients, 2024
- High blood pressure63%
- Mood disorders40%
- High cholesterol37%
- Alcohol and drug use disorders35%
- Anxiety32%
- Depression31%
- Diabetes30%
- Tobacco use22%
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 66
Patient panel by sex, all payers
- Women32%
- Men66%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Royce C. Lin wrote 2,903 Medicare Part D claims in 2024
In 2024, Dr. Lin wrote 2,903 Medicare Part D claims for 123 patients. 78% of them were for generic drugs. CMS names the drug for 2,356 of them, across 63 drugs with 11 or more claims each, at $1,327,122 in total drug cost. In 2023, CMS named 2,020 claims across 65 drugs.
Dr. Lin's Part D claims by kind of drug, 2024
- Generic2,255 claims78%
- Brand-name and other648 claims22%
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
- Opioids7%210 of 2,903 claims
- Antibiotics1%23 of 2,903 claims
- Antipsychotics, patients 65 and over1%41 of 2,903 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: 2,0202024: 2,35617%
Drugs named by CMS: 63 in 2024, 65 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. Royce C. Lin scored 88 out of 100 in Medicare's MIPS program for 2024
CMS publishes a Merit-based Incentive Payment System (MIPS) score of 88 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
- 88of 100Final score
- 61.1of 100Quality
- 99of 100Promoting Interoperability
- 40of 100Improvement Activities
- 84of 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. Royce C. Lin has 2 publications on record
Dmand AI links 2 papers to Dr. Lin. The most frequent topics are HIV Infections. Dr. Lin's most frequent co-author is Jeffrey M. Birnbaum, MD, MPH.
Topics Dr. Lin writes about most
- HIV Infections
Dr. Lin's most frequent co-authors
Recent publications by Dr. Lin
J Acquir Immune Defic Syndr
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. Royce C. Lin received $171 in industry payments from 2016 to 2024
CMS Open Payments shows 6 general payments to Dr. Lin from 4 drug and device companies from 2016 to 2024. Food and beverage make up the largest share, 90% of the total. Abbvie Inc. paid the most, $80.
General payments to Dr. Lin by program year, 2016 to 2024
General payments to Dr. Lin by kind, 2016 to 2024
- Food and beverage$15490%
- Education$1710%
Companies that paid Dr. Lin the most, 2016 to 2024
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Royce C. Lin graduated from Yale University School of Medicine
Dr. Lin graduated from Yale University School of Medicine in 2000.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. Royce C. 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 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) |
| 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 |
| 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. Royce C. 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. Royce C. Lin's NPI number?
Dr. Royce C. Lin's NPI number is 1063524122. It was assigned on August 31, 2006, and it is active in the NPI Registry.
What kind of doctor is Dr. Royce C. Lin?
Dr. Royce C. 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. Royce C. Lin practice?
Dr. Lin practices at 1001 Potrero Avenue, San Francisco, CA 94110. Dr. Lin's primary practice is Zuckerberg San Francisco General Hospital and Trauma Center in San Francisco, California, part of City and County of San Francisco, CA. Dmand AI also links Dr. Lin to 1 group practice or clinic.
What is Dr. Royce C. Lin's office phone number?
The practice phone on file for Dr. Lin is (415) 206-8000.
What is Dr. Royce C. Lin's medical license number?
Dr. Lin holds California license A79349.
Which hospitals is Dr. Royce C. Lin affiliated with?
Dr. Lin practices at Zuckerberg San Francisco General Hospital and Trauma Center in San Francisco, California.
What medical group is Dr. Royce C. Lin part of?
Dr. Lin is linked to San Francisco Public Health Laboratory.
Does Dr. Royce C. Lin accept Medicare?
Yes. CMS data shows Dr. Lin billed Medicare for 172 services in 2024, and Dr. Lin accepts Medicare assignment.
Does Dr. Royce C. Lin offer telehealth?
Yes. The CMS Doctors and Clinicians file lists Dr. Lin as offering telehealth services.
What is Dr. Royce C. Lin's MIPS score?
Dr. Lin's MIPS final score for performance year 2024 is 88 out of 100, reported as part of a group.
Show 8 more questionsShow fewer questions
How many Medicare patients does Dr. Royce C. Lin see?
CMS counts 81 Medicare patients who saw Dr. Lin in 2024, with an average age of 65.
What services does Dr. Royce C. Lin bill to Medicare?
In 2024, Dr. Lin's most billed Medicare services were office visit, established patient (99214), office visit, established patient (99213) and vaccine or vaccine administration (90480).
Where did Dr. Royce C. Lin go to medical school?
Dr. Lin graduated from Yale University School of Medicine in 2000.
What drugs does Dr. Royce C. Lin prescribe most?
In 2024 Medicare Part D data, Dr. Lin's most prescribed drugs by claims were Gabapentin, Estradiol and Atorvastatin Calcium.
Has Dr. Royce C. Lin received payments from drug or device companies?
CMS Open Payments shows $171 in general payments to Dr. Lin from 4 companies from 2016 to 2024. The largest total came from Abbvie Inc.
How long has Dr. Royce C. Lin been practicing?
Dr. Lin graduated from medical school in 2000, 26 years ago.
Does Dr. Royce C. Lin do research?
Dmand AI links 2 publications to Dr. Lin.
Who does Dr. Royce C. Lin publish with?
Dr. Lin's most frequent co-authors are Jeffrey M. Birnbaum, MD, MPH (1 shared paper).
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