Dr. Otto S. Lin, MD

  • Seattle, WA
  • Gastroenterologist
NPI1841302650PAC ID0547161622
Medicare services, 2024
341
Medicare patients, 2024
290
Part D claims, 2024
875
Publications
33
Hospital affiliations
1
Practice address
1100 9th Ave, Seattle, WA 98101
Professional email
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Personal email
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Mobile number
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Social profiles

Primary practice

Virginia Mason Medical Center - HOPD

Acute Care Hospital outpatient department · Seattle, Washington

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Dr. Otto S. Lin is a gastroenterologist in Seattle, Washington

Dr. Lin practices at Virginia Mason Medical Center - HOPD in Seattle, Washington.

Dr. Lin's NPI, 1841302650, was assigned on August 31, 2006. Dr. Lin graduated from Harvard Medical School in 1994. Dr. Lin holds Washington license MD00039421.

NPI and contact details
Medicare PAC ID
0547161622
NPI enumeration date
August 31, 2006
NPI status
Active
Accepts Medicare assignment
Yes
Offers telehealth
Yes
Professional email
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Personal email
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Mobile number
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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. Otto S. Lin practices at Virginia Mason Medical Center - HOPD in Seattle, Washington

Dr. Lin's primary practice is Virginia Mason Medical Center - HOPD, at 1100 9th Ave, Seattle, WA 98101.

  • Virginia Mason Medical Center - HOPD
    1100 9th Ave, Seattle, WA 98101

Source: Dmand AI Affiliation Data

Dr. Otto S. Lin is affiliated with 6 sites of care and 3 medical groups

Dr. Lin's primary practice is Virginia Mason Medical Center - HOPD in Seattle, Washington. Dr. Lin is also affiliated with Virginia Mason Medical Center. The medical group on file is Franciscan Orthopedics - Silverdale. Dmand AI also links Dr. Lin to 3 more group practices and clinics, 2 medical groups and 1 imaging center, each named with a free account. Dr. Lin's employer is on file too: a hospital.

See all 9 affiliations for Dr. Lin

Source: Dmand AI Affiliation Data

Dmand AI tracks the EHR system at Dr. Otto S. 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.

EHR by site
SiteEHR vendor and product
Virginia Mason Medical Center - HOPDAvailable with a free account
+5 more sites and 2 medical groupsAvailable with a free account

Source: Dmand AI Technology Install Data

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Dr. Otto S. Lin is one of 434 gastroenterologists in Washington

Gastroenterology is Dr. Lin's primary specialty in the NPI Registry, under taxonomy code 207RG0100X. Dr. Lin is licensed in Washington.

Specialties and state licenses

  • Gastroenterology, WashingtonPrimaryLicense MD00039421 · taxonomy 207RG0100X

Gastroenterologists near Dr. Lin

Counts of gastroenterologists 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. Otto S. Lin billed Medicare for 341 services in 2024

CMS data shows 341 Medicare services from Dr. Lin across 11 procedure codes in 2024, for 290 Medicare patients. Medicare paid $40,720 for them.

Medicare services, 2024341
Medicare patients290
Paid by Medicare$40,720
Procedure codes11

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

  • 2023
  • 2024
Surgery
2023: 3382024: 18047%
Office and hospital visits
2023: 1222024: 8431%
Other services
2023: 502024: 6326%
Tests and treatments
2023: 312024: 1455%

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

  • In an office6619%
  • In a facility27581%

Dr. Lin compared with the Washington median for gastroenterologists, 2024

  • Dr. Lin
  • Washington median
Medicare services
341vs 356Close to median
Medicare patients
290vs 24419% above
Part D claims
695vs 2722.6 times

Medians across 433 gastroenterologists in Washington 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. Otto S. Lin treated 290 Medicare patients in 2024, average age 73

CMS counts 290 Medicare patients who saw Dr. Lin in 2024. The largest group is 65 to 74, with 153 patients. 61% of them have high cholesterol, and 53% have high blood pressure. 7% are also on Medicaid. Their average risk score is 1.12, where 1.00 is the Medicare average.

Across all payers, Dmand AI patient panel data puts Dr. Lin's median patient age at 68, with 46% women.

Medicare patients, 2024290
Average age73
Average risk score1.12
Also on Medicaid7%

Dr. Lin's Medicare patients by age, 2024

Dr. Lin's Medicare patients by sex, 2024

  • Women13848%
  • Men15252%

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

  1. High cholesterol61%
  2. High blood pressure53%
  3. Arthritis42%
  4. Cancer20%
  5. Diabetes19%
  6. Ischemic heart disease19%
  7. Mood disorders19%
  8. Osteoporosis19%

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 68

Patient panel by sex, all payers

  • Women46%
  • Men52%

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

Dr. Otto S. Lin wrote 875 Medicare Part D claims in 2024

In 2024, Dr. Lin wrote 875 Medicare Part D claims for 321 patients. 79% of them were for generic drugs. CMS names the drug for 695 of them, across 18 drugs with 11 or more claims each, at $100,220 in total drug cost. In 2023, CMS named 669 claims across 15 drugs.

Part D claims, 2024875
Drugs named by CMS18
Total drug cost$100,220
Part D patients321

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

  • Generic688 claims79%
  • Brand-name and other187 claims21%

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

  • Antibiotics4%31 of 875 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: 6692024: 6954%

Drugs named by CMS: 18 in 2024, 15 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. Otto S. Lin ranks in the 64th percentile for colonoscopy in Medicare

Dr. Lin accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS lists Dr. Lin as offering telehealth. CMS counts 52 procedures of colonoscopy by Dr. Lin, more than 64% of the clinicians it reports for that procedure.

Accepts Medicare assignment
Yes
Offers telehealth
Yes

Where Dr. Lin ranks in Medicare procedure volume

Colonoscopy
64th percentile52 procedures
Upper gastrointestinal (GI) endoscopy for acid reflux
63rd percentile49 procedures

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

Sources: Doctors and Clinicians National Downloadable File (CMS); and Doctors and Clinicians Utilization Data (CMS)

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Dr. Otto S. Lin has 33 publications on record

Dmand AI links 33 papers to Dr. Lin, published from 2005 to 2024. 2015 was the busiest year, with 4. The most frequent topics are Colonoscopy, Colorectal Neoplasms and Adenoma. Dr. Lin has published most often in Gastrointest Endosc. Dr. Lin's most frequent co-authors are Richard A. Kozarek, MD, Michael Gluck, MD and Michael V. Chiorean, MD.

Papers33
Years published2005 to 2024

Dr. Lin's papers by year, 2012 to 2024

Topics Dr. Lin writes about most

  • Colonoscopy
  • Colorectal Neoplasms
  • Adenoma
  • Conscious Sedation
  • Early Detection of Cancer
  • Propofol
  • Hypnotics and Sedatives
  • Colonic Polyps

Dr. Lin's most frequent co-authors

Recent publications by Dr. Lin

See all 33 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 gastroenterologists.

How network discovery works

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

Dr. Otto S. Lin received $656 in industry payments from 2016 to 2025

CMS Open Payments shows 10 general payments to Dr. Lin from 7 drug and device companies from 2016 to 2025. Food and beverage make up the largest share, 100% of the total. Medtronic USA, Inc. paid the most, $190.

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. Otto S. Lin graduated from Harvard Medical School

Dr. Lin graduated from Harvard Medical School in 1994.

  1. Medical schoolHarvard Medical School

Source: Dmand AI Professional Profile Data

Sources for Dr. Otto S. 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 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)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
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. Otto S. 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. Otto S. Lin's NPI number?

Dr. Otto S. Lin's NPI number is 1841302650. It was assigned on August 31, 2006, and it is active in the NPI Registry.

What kind of doctor is Dr. Otto S. Lin?

Dr. Otto S. Lin is a gastroenterologist in Seattle, Washington. The primary specialty in the NPI Registry is Gastroenterology Physician (taxonomy code 207RG0100X).

Where does Dr. Otto S. Lin practice?

Dr. Lin practices at 1100 9th Ave, Seattle, WA 98101. Dr. Lin's primary practice is Virginia Mason Medical Center - HOPD in Seattle, Washington. Dmand AI also links Dr. Lin to 3 group practices and clinics, 2 medical groups and 1 imaging center.

What is Dr. Otto S. Lin's medical license number?

Dr. Lin holds Washington license MD00039421.

Which hospitals is Dr. Otto S. Lin affiliated with?

Dr. Lin is affiliated with Virginia Mason Medical Center.

What medical group is Dr. Otto S. Lin part of?

Dr. Lin is linked to Franciscan Orthopedics - Silverdale. Dmand AI links Dr. Lin to 2 more medical groups.

Does Dr. Otto S. Lin accept Medicare?

Yes. CMS data shows Dr. Lin billed Medicare for 341 services in 2024, and Dr. Lin accepts Medicare assignment.

Does Dr. Otto S. Lin offer telehealth?

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

How many Medicare patients does Dr. Otto S. Lin see?

CMS counts 290 Medicare patients who saw Dr. Lin in 2024, with an average age of 73.

What services does Dr. Otto S. Lin bill to Medicare?

In 2024, Dr. Lin's most billed Medicare services were surgery: digestive system (45380), surgery: digestive system (45385) and office visit, established patient (99214).

Show 6 more questionsShow fewer questions

Where did Dr. Otto S. Lin go to medical school?

Dr. Lin graduated from Harvard Medical School in 1994.

What drugs does Dr. Otto S. Lin prescribe most?

In 2024 Medicare Part D data, Dr. Lin's most prescribed drugs by claims were Ondansetron HCl, Omeprazole and Peg-3350 And Electrolytes.

Has Dr. Otto S. Lin received payments from drug or device companies?

CMS Open Payments shows $656 in general payments to Dr. Lin from 7 companies from 2016 to 2025. The largest total came from Medtronic USA, Inc.

How long has Dr. Otto S. Lin been practicing?

Dr. Lin graduated from medical school in 1994, 32 years ago.

Does Dr. Otto S. Lin do research?

Dmand AI links 33 publications to Dr. Lin, published from 2005 to 2024.

Who does Dr. Otto S. Lin publish with?

Dr. Lin's most frequent co-authors are Richard A. Kozarek, MD (21 shared papers), Michael Gluck, MD (19 shared papers) and Michael V. Chiorean, MD (9 shared papers).

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