Dr. Paul Yien Kwo, MD

  • Stanford, CA
  • Gastroenterologist
NPI1578527008PAC ID5092706739
Medicare services, 2024
785
Medicare patients, 2024
388
Part D claims, 2024
1,000
Publications
185
Clinical trials
6
Practice address
300 Pasteur Drive, Stanford, CA 94305
Practice phone
Call (650) 723-4000
Professional email
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Personal email
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Mobile number
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Social profiles

Primary practice

Stanford Hospital at 300 Pasteur Drive

Hospital · Stanford, California

See all 7 affiliations

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Dr. Paul Yien Kwo is a gastroenterologist in Stanford, California

Dr. Kwo practices at Stanford Hospital at 300 Pasteur Drive in Stanford, California, part of Stanford University.

Dr. Kwo's NPI, 1578527008, was assigned on April 13, 2006. Dr. Kwo graduated from Wayne State University School Of Medicine in 1988. Dr. Kwo's California license number on file is G145613.

NPI and contact details
Medicare PAC ID
5092706739
NPI enumeration date
April 13, 2006
NPI status
Active
Accepts Medicare assignment
Yes
Offers telehealth
Yes
Practice phone
(650) 723-4000
Professional email
Get email
Personal email
Get email
Mobile number
Get number
Sex
Male
Estimated age
64
Medical school graduation
1988

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

Dr. Paul Yien Kwo practices at Stanford Hospital at 300 Pasteur Drive in Stanford, California

Dr. Kwo's primary practice is Stanford Hospital at 300 Pasteur Drive, at 300 Pasteur Drive, Stanford, CA 94305 in Santa Clara County. The practice phone is (650) 723-4000.

Source: Dmand AI Affiliation Data

Dr. Paul Yien Kwo is affiliated with 6 sites of care and 1 medical group

Dr. Kwo's primary practice is Stanford Hospital at 300 Pasteur Drive in Stanford, California, part of Stanford University. Dr. Kwo is also affiliated with Community Regional Medical Center. The medical group on file is Stanford Health Care. Dmand AI also links Dr. Kwo to 4 more hospitals, each named with a free account. Dr. Kwo's employer is on file too: a hospital.

See all 7 affiliations for Dr. Kwo

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

Dmand AI tracks the EHR system at Dr. Paul Yien Kwo's practice

Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Kwo practices, 6 sites in all. Vendor and product names are available with a free account.

EHR by site
SiteEHR vendor and product
Stanford Hospital at 300 Pasteur DriveAvailable with a free account
+5 more affiliated sitesAvailable with a free account

Source: Dmand AI Technology Install Data

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Dr. Paul Yien Kwo is one of 1,977 gastroenterologists in California

Gastroenterology is Dr. Kwo's primary specialty in the NPI Registry, under taxonomy code 207RG0100X. Dr. Kwo is board certified in gastroenterology by the American Board of Internal Medicine. Dmand AI has Dr. Kwo's licenses on file in 4 states: California, Indiana, Minnesota and Maryland.

Specialties and state licenses

  • Gastroenterology, CaliforniaPrimaryLicense G145613 · 2016 to 2025 · taxonomy 207RG0100X
  • Indiana licenseLicense 01043753 · 1995 to 2017
  • Minnesota license1992 to 1995
  • Maryland license1990 to 1992

Clinical focus

Dmand AI lists cirrhosis of the liver, colonoscopy, fatty liver, gastrointestinal bleeding, gastrointestinal inflammation, liver disease and upper GI endoscopy among the conditions Dr. Kwo treats.

Gastroenterologists near Dr. Kwo

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. Paul Yien Kwo billed Medicare for 785 services in 2024

CMS data shows 785 Medicare services from Dr. Kwo across 14 procedure codes in 2024, for 388 Medicare patients. Medicare paid $53,726 for them.

Medicare services, 2024785
Medicare patients388
Paid by Medicare$53,726
Procedure codes14

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

  • 2023
  • 2024
Office and hospital visits
2023: 6832024: 59613%
Tests and treatments
2023: 722024: 8011%
Surgery
2023: 02024: 67
Other services
2023: 142024: 42200%

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

  • In an office55070%
  • In a facility23530%

Dr. Kwo compared with the California median for gastroenterologists, 2024

  • Dr. Kwo
  • California median
Medicare services
785vs 58634% above
Medicare patients
388vs 30228% above
Part D claims
820vs 3802.2 times

Medians across 1,875 gastroenterologists in California with Dmand AI profiles that report each measure.

Dr. Kwo'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. Kwo

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

Dr. Paul Yien Kwo treated 388 Medicare patients in 2024, average age 70

CMS counts 388 Medicare patients who saw Dr. Kwo in 2024. The largest group is 65 to 74, with 195 patients. 74% of them have high blood pressure, and 70% have high cholesterol. 39% are also on Medicaid. Their average risk score is 2.34, 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. Kwo's median patient age at 56, with 51% women.

Medicare patients, 2024388
Average age70
Average risk score2.34
Also on Medicaid39%

Dr. Kwo's Medicare patients by age, 2024

Dr. Kwo's Medicare patients by sex, 2024

  • Women21255%
  • Men17645%

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

  1. High blood pressure74%
  2. High cholesterol70%
  3. Diabetes39%
  4. Arthritis34%
  5. Chronic kidney disease31%
  6. Ischemic heart disease30%
  7. Anxiety27%
  8. Osteoporosis26%

Share of Medicare patients with each condition. A patient can have several.

Dr. Kwo's patients across all payers

Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.

Patient panel by age, all payers

Median age 56

Patient panel by sex, all payers

  • Women51%
  • Men47%

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

Dr. Paul Yien Kwo wrote 1,000 Medicare Part D claims in 2024

In 2024, Dr. Kwo wrote 1,000 Medicare Part D claims for 164 patients. 85% of them were for generic drugs. CMS names the drug for 820 of them, across 22 drugs with 11 or more claims each, at $275,187 in total drug cost. In 2023, CMS named 658 claims across 23 drugs.

Part D claims, 20241,000
Drugs named by CMS22
Total drug cost$275,187
Part D patients164

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

  • Generic851 claims85%
  • Brand-name149 claims15%

Dr. Kwo'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. Kwo's Part D claims, 2024

  • Antibiotics5%47 of 1,000 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: 6582024: 82025%

Drugs named by CMS: 22 in 2024, 23 in 2023.

See all prescribing by Dr. Kwo

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. Paul Yien Kwo 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. Kwo for performance year 2024, reported as part of a group. Dr. Kwo accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS lists Dr. Kwo as offering telehealth. CMS counts 29 procedures of upper gastrointestinal (gi) endoscopy for acid reflux by Dr. Kwo, more than 55% of the clinicians it reports for that procedure.

Accepts Medicare assignment
Yes
Offers telehealth
Yes

Dr. Kwo's MIPS scores, performance year 2024

  • 89of 100Final score
  • 87.1of 100Quality
  • 100of 100Promoting Interoperability
  • 40of 100Improvement Activities
  • 70of 100Cost

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

Where Dr. Kwo ranks in Medicare procedure volume

Upper gastrointestinal (GI) endoscopy for acid reflux
55th percentile29 procedures

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

Colonoscopy: 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. Paul Yien Kwo has 185 publications on record

Dmand AI links 185 papers to Dr. Kwo, published from 2008 to 2025. 2020 was the busiest year, with 16. The most frequent topics are Antiviral Agents, Hepatitis C, Chronic and Liver Transplantation. Dr. Kwo has published most often in Gastroenterology. Dr. Kwo's most frequent co-authors are Allison June Kwong, MD, John M. Vierling, MD and Aparna Goel, MD.

Papers185
Years published2008 to 2025

Dr. Kwo's papers by year, 2016 to 2025

Topics Dr. Kwo writes about most

  • Antiviral Agents
  • Hepatitis C, Chronic
  • Liver Transplantation
  • Hepacivirus
  • Liver Cirrhosis
  • Ribavirin
  • Hepatitis C
  • Drug Therapy, Combination

Dr. Kwo's most frequent co-authors

Recent publications by Dr. Kwo

See all 185 publications and co-authors

See who Dr. Kwo researches with

Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who Dr. Kwo 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. Paul Yien Kwo has worked on 6 clinical trials

Dmand AI links Dr. Kwo to 6 clinical trials, 2 of them phase 3 studies. 1 is still active or recruiting. Conditions studied include Hepatitis D, Hepatitis, Viral, Human and alpha 1-Antitrypsin Deficiency. Eiger BioPharmaceuticals sponsors the most, 2.

Clinical trials with Dr. Kwo by phase

  1. 1Early phase 1: 1 trial
  2. 1Phase 1: 1 trial
  3. 1Phase 2: 1 trial
  4. 2Phase 3: 2 trials
  5. NonePhase 4: no trials

Conditions in Dr. Kwo's trials

  • Hepatitis D
  • Hepatitis, Viral, Human
  • alpha 1-Antitrypsin Deficiency
  • Hepatic Insufficiency
  • Hepatitis C

Investigators on the most trials with Dr. Kwo

Recent clinical trials with Dr. Kwo

See all 6 clinical trials and co-investigators

Sources: Dmand AI Research Linkage; and ClinicalTrials.gov (National Library of Medicine)

Dr. Paul Yien Kwo received $410,920 in industry payments from 2016 to 2025

CMS Open Payments shows 417 general payments to Dr. Kwo from 23 drug and device companies from 2016 to 2025. Consulting fees make up the largest share, 64% of the total. Merck Sharp & Dohme Corporation paid the most, $123,860. It also lists 1 research payment totaling $3,009 in 2016.

General payments to Dr. Kwo by program year, 2016 to 2025

General payments to Dr. Kwo by kind, 2016 to 2025

$410.9Kin total
  • Consulting fees$263,90864%
  • Travel and lodging$84,36921%
  • Speaker and faculty fees$43,92411%
  • Food and beverage$10,3293%
  • Other$8,3062%

Companies that paid Dr. Kwo the most, 2016 to 2025

Share is of all general payments to this clinician.

See all payments to Dr. Kwo

Source: Open Payments (CMS), 2025 data, released July 7, 2026

Dr. Paul Yien Kwo has 3 awards and honors on record

Dmand AI lists 3 awards for Dr. Kwo, most recently America's Top Doctors in 2014.

Awards and honors for Dr. Kwo

  1. 2014
    • America's Top Doctors
  2. 2013
    • Indianapolis Monthly
  3. Undated
    • ACG Fellow

Source: Dmand AI Professional Profile Data

Dr. Paul Yien Kwo graduated from Wayne State University School Of Medicine

Dr. Kwo graduated from Wayne State University School Of Medicine in 1988. Dr. Kwo is a member of ACG.

  1. Medical schoolWayne State University School Of Medicine
  2. Board certified in gastroenterologyAmerican Board of Internal Medicine
  3. Board certified in transplant hepatologyAmerican Board of Internal Medicine

Source: Dmand AI Professional Profile Data

Dr. Paul Yien Kwo accepts plans from 8 insurance carriers

Dr. Kwo is in network with 8 carriers, including Aetna, Blue Cross Blue Shield of Michigan and Elevance. Medicare plans come from the most carriers, 6. Check the plan with the practice before a visit.

  • Aetna
  • Blue Cross Blue Shield of Michigan
  • Elevance
  • Blue Cross Blue Shield of Massachusetts
  • HCSC
  • Regence Health Plans
  • CMS Medicare
  • NV State Medicaid

Plan types Dr. Kwo accepts, by number of carriers

  1. Medicare6
  2. PPO6
  3. POS3
  4. EPO2
  5. HMO2
  6. Medicaid1

Source: Dmand AI Insurance Network Data

Sources for Dr. Paul Yien Kwo'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
Clinical trials and co-investigatorsDmand AI Research LinkageClinicalTrials.gov (National Library of Medicine) (opens in a new tab)
Industry paymentsOpen Payments (CMS) (opens in a new tab)
Awards and committee rolesDmand AI Professional Profile Data
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. Paul Yien Kwo

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. Paul Yien Kwo's NPI number?

Dr. Paul Yien Kwo's NPI number is 1578527008. It was assigned on April 13, 2006, and it is active in the NPI Registry.

What kind of doctor is Dr. Paul Yien Kwo?

Dr. Paul Yien Kwo is a gastroenterologist in Stanford, California. The primary specialty in the NPI Registry is Gastroenterology Physician (taxonomy code 207RG0100X).

Where does Dr. Paul Yien Kwo practice?

Dr. Kwo practices at 300 Pasteur Drive, Stanford, CA 94305. Dr. Kwo's primary practice is Stanford Hospital at 300 Pasteur Drive in Stanford, California, part of Stanford University. Dmand AI also links Dr. Kwo to 4 hospitals.

What is Dr. Paul Yien Kwo's office phone number?

The practice phone on file for Dr. Kwo is (650) 723-4000.

What is Dr. Paul Yien Kwo's medical license number?

Dr. Kwo's California license number on file is G145613, one of the licenses on file in 4 states.

Which states has Dr. Paul Yien Kwo been licensed in?

Dmand AI has state licenses on file for Dr. Kwo in California (2016 to 2025), Indiana (1995 to 2017), Minnesota (1992 to 1995) and Maryland (1990 to 1992).

Which hospitals is Dr. Paul Yien Kwo affiliated with?

Dr. Kwo practices at Stanford Hospital at 300 Pasteur Drive in Stanford, California. Dr. Kwo is also affiliated with Community Regional Medical Center. Dmand AI links Dr. Kwo to 4 more hospitals.

What medical group is Dr. Paul Yien Kwo part of?

Dr. Kwo is linked to Stanford Health Care.

Does Dr. Paul Yien Kwo accept Medicare?

Yes. CMS data shows Dr. Kwo billed Medicare for 785 services in 2024, and Dr. Kwo accepts Medicare assignment.

Does Dr. Paul Yien Kwo offer telehealth?

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

Show 11 more questionsShow fewer questions

What is Dr. Paul Yien Kwo's MIPS score?

Dr. Kwo's MIPS final score for performance year 2024 is 89 out of 100, reported as part of a group.

How many Medicare patients does Dr. Paul Yien Kwo see?

CMS counts 388 Medicare patients who saw Dr. Kwo in 2024, with an average age of 70.

Is Dr. Paul Yien Kwo board certified?

Yes. Dr. Kwo is board certified in gastroenterology by the American Board of Internal Medicine.

What services does Dr. Paul Yien Kwo bill to Medicare?

In 2024, Dr. Kwo's most billed Medicare services were office visit, established patient (99213), hospital inpatient care (99232) and digestive system test (91200).

Where did Dr. Paul Yien Kwo go to medical school?

Dr. Kwo graduated from Wayne State University School Of Medicine in 1988.

What drugs does Dr. Paul Yien Kwo prescribe most?

In 2024 Medicare Part D data, Dr. Kwo's most prescribed drugs by claims were Mycophenolate Mofetil, Ursodiol and Carvedilol.

Has Dr. Paul Yien Kwo received payments from drug or device companies?

CMS Open Payments shows $410,920 in general payments to Dr. Kwo from 23 companies from 2016 to 2025. The largest total came from Merck Sharp & Dohme Corporation.

How long has Dr. Paul Yien Kwo been practicing?

Dr. Kwo graduated from medical school in 1988, 38 years ago.

Does Dr. Paul Yien Kwo do research?

Dmand AI links 185 publications to Dr. Kwo, published from 2008 to 2025. Dr. Kwo has worked on 6 clinical trials.

Who does Dr. Paul Yien Kwo publish with?

Dr. Kwo's most frequent co-authors are Allison June Kwong, MD (10 shared papers), John M. Vierling, MD (9 shared papers) and Aparna Goel, MD (8 shared papers).

What insurance does Dr. Paul Yien Kwo accept?

Dr. Kwo is in network with 8 carriers, including Aetna, Blue Cross Blue Shield of Michigan and Elevance. Medicare plans come from the most carriers, 6. Check the plan with the practice before a visit.

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