Dr. Matthew Yc Lin, MD

  • San Francisco, CA
  • General surgeon
NPI1770775835PAC ID5395804603
Medicare services, 2024
148
Medicare patients, 2024
159
Part D claims, 2024
63
Publications
1
MIPS score, 2024
98
Practice address
505 Parnassus Ave, Box 0296, San Francisco, CA 94143
Practice phone
Call (415) 353-2733
Professional email
Get professional email
Personal email
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Mobile number
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Social profiles

Primary practice

UCSF Helen Diller Medical Center at Parnassus Heights

Hospital · San Francisco, California

See all 8 affiliations

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Dr. Matthew Yc Lin is a general surgeon 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, 1770775835, was assigned on August 13, 2007. Dr. Lin graduated from David Geffen School of Medicine at UCLA in 2005. Dr. Lin holds California license A96948.

NPI and contact details
Medicare PAC ID
5395804603
NPI enumeration date
August 13, 2007
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
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Sex
Male
Estimated age
47
Medical school graduation
2005

Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)

Dr. Matthew Yc 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.

Source: Dmand AI Affiliation Data

Dr. Matthew Yc Lin is affiliated with 3 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 Harbor-UCLA Medical Center. The medical group on file is UCSF Pediatrics. Dmand AI also links Dr. Lin to 1 more hospital and 4 medical groups, each named with a free account.

See all 8 affiliations for Dr. Lin

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

Dmand AI tracks the EHR system at Dr. Matthew Yc Lin's practice

Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Lin practices, 3 sites in all. Vendor and product names are available with a free account.

EHR by site
SiteEHR vendor and product
UCSF Helen Diller Medical Center at Parnassus HeightsAvailable with a free account
+2 more sites and 4 medical groupsAvailable with a free account

Source: Dmand AI Technology Install Data

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Dr. Matthew Yc Lin is one of 2,926 general surgeons in California

Surgery is Dr. Lin's primary specialty in the NPI Registry, under taxonomy code 208600000X. Dr. Lin is board certified in surgery by the American Board of Surgery. Dr. Lin is licensed in California.

Specialties and state licenses

  • Surgery, CaliforniaPrimaryLicense A96948 · 2006 to 2026 · taxonomy 208600000X

Clinical focus

Dmand AI lists abdominal adhesion surgery, abdominal hernia repair surgery, appendectomy, colon removal, gallbladder removal, gastrointestinal obstruction, groin hernia surgery and intestinal or bowel obstruction among the conditions Dr. Lin treats.

General surgeons near Dr. Lin

Counts of general surgeons 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. Matthew Yc Lin billed Medicare for 148 services in 2024

CMS data shows 148 Medicare services from Dr. Lin across 5 procedure codes in 2024, for 159 Medicare patients. Medicare paid $18,322 for them. Every service was in a facility, such as a hospital, rather than an office.

Medicare services, 2024148
Medicare patients159
Paid by Medicare$18,322
Procedure codes5

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

  • 2023
  • 2024
Office and hospital visits
2023: 1422024: 1346%
Surgery
2023: 112024: 1427%

Dr. Lin compared with the California median for general surgeons, 2024

  • Dr. Lin
  • California median
Medicare services
148vs 16611% below
Medicare patients
159vs 12131% above
Part D claims
32vs 346% below

Medians across 2,606 general surgeons 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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Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Lin and other general surgeons in California.

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

Dr. Matthew Yc Lin treated 159 Medicare patients in 2024, average age 70

CMS counts 159 Medicare patients who saw Dr. Lin in 2024. The largest group is 65 to 74, with 62 patients. 73% of them have high blood pressure, and 61% have high cholesterol. 38% are also on Medicaid. Their average risk score is 1.99, 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 65, with 42% women.

Medicare patients, 2024159
Average age70
Average risk score1.99
Also on Medicaid38%

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

  • Women7245%
  • Men8755%

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

  1. High blood pressure73%
  2. High cholesterol61%
  3. Arthritis41%
  4. Mood disorders40%
  5. Depression35%
  6. Anxiety34%
  7. Diabetes33%
  8. Chronic kidney disease32%

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 65

Patient panel by sex, all payers

  • Women42%
  • Men56%

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

Dr. Matthew Yc Lin wrote 63 Medicare Part D claims in 2024

In 2024, Dr. Lin wrote 63 Medicare Part D claims for 17 patients. 89% of them were for generic drugs. CMS names the drug for 32 of them, across 2 drugs with 11 or more claims each, at $95 in total drug cost. In 2022, CMS named 13 claims across 1 drug.

Part D claims, 202463
Drugs named by CMS2
Total drug cost$95
Part D patients17

Dr. Lin's Part D claims by kind of drug, 2024

  • Generic56 claims89%
  • Brand-name and other7 claims11%

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, 2022 to 2024

  • 2022
  • 2024
Claims for drugs CMS names
2022: 132024: 32146%

Drugs named by CMS: 2 in 2024, 1 in 2022.

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. Matthew Yc Lin 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 accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS lists Dr. Lin as offering telehealth. CMS counts 12 procedures of hernia repair - groin (open) by Dr. Lin, more than 91% of the clinicians it reports for that procedure.

Accepts Medicare assignment
Yes
Offers telehealth
Yes

Dr. Lin's MIPS scores, performance year 2024

  • 98of 100Final score
  • 92.7of 100Quality
  • 40of 100Improvement Activities
  • 72of 100Cost

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

Where Dr. Lin ranks in Medicare procedure volume

Hernia repair - groin (open)
91st percentile12 procedures

CMS ranks each clinician against every clinician it reports for the same procedure category.

Hernia repair (minimally invasive): 1 to 10 procedures (CMS shows small counts as a range)

Removal of tissue: 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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Dr. Matthew Yc Lin has 1 publication on record

Dmand AI links 1 paper to Dr. Lin in 2024. Dr. Lin's most frequent co-author is John Kellogg Parsons, MD.

Papers1

Dr. Lin's most frequent co-authors

Recent publications by Dr. Lin

See all 1 publications and co-authors

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 general surgeons.

How network discovery works

Sources: PubMed (National Library of Medicine); and Dmand AI Research Linkage

Dr. Matthew Yc Lin received $22,953 in industry payments from 2016 to 2024

CMS Open Payments shows 61 general payments to Dr. Lin from 9 drug and device companies from 2016 to 2024. Education make up the largest share, 52% of the total. Intuitive Surgical, Inc. paid the most, $16,455.

General payments to Dr. Lin by program year, 2016 to 2024

General payments to Dr. Lin by kind, 2016 to 2024

$23Kin total
  • Education$12,00052%
  • Travel and lodging$5,22223%
  • Consulting fees$2,97013%
  • Food and beverage$2,76012%

Companies that paid Dr. Lin the most, 2016 to 2024

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. Matthew Yc Lin graduated from David Geffen School of Medicine at UCLA

Dr. Lin graduated from David Geffen School of Medicine at UCLA in 2005.

  1. Medical schoolDavid Geffen School of Medicine at UCLA
  2. Board certified in surgeryAmerican Board of Surgery

Source: Dmand AI Professional Profile Data

Dr. Matthew Yc Lin accepts plans from 9 insurance carriers

Dr. Lin is in network with 9 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
  • Blue Cross Blue Shield of Massachusetts
  • HCSC
  • Regence Health Plans
  • Blue Cross and Blue Shield of Kansas City
  • CMS Medicare
  • +1 more carriersWith a free account

Plan types Dr. Lin accepts, by number of carriers

  1. Medicare8
  2. PPO6
  3. HMO3
  4. POS3
  5. EPO2

Source: Dmand AI Insurance Network Data

Sources for Dr. Matthew Yc Lin'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 percentilesDoctors 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-authorsPubMed (National Library of Medicine) (opens in a new tab)Dmand AI Research Linkage
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. Matthew Yc 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. Matthew Yc Lin's NPI number?

Dr. Matthew Yc Lin's NPI number is 1770775835. It was assigned on August 13, 2007, and it is active in the NPI Registry.

What kind of doctor is Dr. Matthew Yc Lin?

Dr. Matthew Yc Lin is a general surgeon in San Francisco, California. The primary specialty in the NPI Registry is Surgery Physician (taxonomy code 208600000X).

Where does Dr. Matthew Yc 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 1 hospital and 4 medical groups.

What is Dr. Matthew Yc Lin's office phone number?

The practice phone on file for Dr. Lin is (415) 353-2733.

What is Dr. Matthew Yc Lin's medical license number?

Dr. Lin holds California license A96948.

Which hospitals is Dr. Matthew Yc 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 Harbor-UCLA Medical Center. Dmand AI links Dr. Lin to 1 more hospital.

What medical group is Dr. Matthew Yc Lin part of?

Dr. Lin is linked to UCSF Pediatrics. Dmand AI links Dr. Lin to 4 more medical groups.

Does Dr. Matthew Yc Lin accept Medicare?

Yes. CMS data shows Dr. Lin billed Medicare for 148 services in 2024, and Dr. Lin accepts Medicare assignment.

Does Dr. Matthew Yc Lin offer telehealth?

Yes. The CMS Doctors and Clinicians file lists Dr. Lin as offering telehealth services.

What is Dr. Matthew Yc Lin'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 10 more questionsShow fewer questions

How many Medicare patients does Dr. Matthew Yc Lin see?

CMS counts 159 Medicare patients who saw Dr. Lin in 2024, with an average age of 70.

Is Dr. Matthew Yc Lin board certified?

Yes. Dr. Lin is board certified in surgery by the American Board of Surgery.

What services does Dr. Matthew Yc Lin bill to Medicare?

In 2024, Dr. Lin's most billed Medicare services were office visit, established patient (99214), office visit, new patient (99204) and office visit, established patient (99213).

Where did Dr. Matthew Yc Lin go to medical school?

Dr. Lin graduated from David Geffen School of Medicine at UCLA in 2005.

What drugs does Dr. Matthew Yc Lin prescribe most?

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

Has Dr. Matthew Yc Lin received payments from drug or device companies?

CMS Open Payments shows $22,953 in general payments to Dr. Lin from 9 companies from 2016 to 2024. The largest total came from Intuitive Surgical, Inc.

How long has Dr. Matthew Yc Lin been practicing?

Dr. Lin graduated from medical school in 2005, 21 years ago.

Does Dr. Matthew Yc Lin do research?

Dmand AI links 1 publication to Dr. Lin.

Who does Dr. Matthew Yc Lin publish with?

Dr. Lin's most frequent co-authors are John Kellogg Parsons, MD (1 shared paper).

What insurance does Dr. Matthew Yc Lin accept?

Dr. Lin is in network with 9 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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