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Dr. Robert Kuen-Ruey Lin, MD
NPI1417028390PAC ID7517991094
- Part D claims, 2024
- 876
- Publications
- 3
- Hospital affiliations
- 1
- Industry payments
- $20
- Medical group
- 1
- Practice address
- 1011 Baldwin Park Blvd, Baldwin Park, CA 91706
- Practice phone
- Call (626) 851-1011
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Dr. Lin's professional email, personal email and mobile number
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Dr. Robert Kuen-Ruey Lin is a gastroenterologist in Baldwin Park, California
Dr. Lin practices at Kaiser Permanente Baldwin Park Medical Center in Baldwin Park, California, part of Kaiser Permanente.
Dr. Lin's NPI, 1417028390, was assigned on November 13, 2006. Dr. Lin graduated from Keck School of Medicine of USC in 1999. Dr. Lin holds California license A74286.
NPI and contact details
- NPI
- 1417028390NPI Registry (opens in a new tab)
- Medicare PAC ID
- 7517991094
- NPI enumeration date
- November 13, 2006
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (626) 851-1011
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 53
- Medical school graduation
- 1999
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Robert Kuen-Ruey Lin practices at Kaiser Permanente Baldwin Park Medical Center in Baldwin Park, California
Dr. Lin's primary practice is Kaiser Permanente Baldwin Park Medical Center, at 1011 Baldwin Park Blvd, Baldwin Park, CA 91706 in Los Angeles County. The practice phone is (626) 851-1011.
- Kaiser Permanente Baldwin Park Medical Center1011 Baldwin Park Blvd, Baldwin Park, CA 91706 · Los Angeles CountyPhone(626) 851-1011
Source: Dmand AI Affiliation Data
Dr. Robert Kuen-Ruey Lin is affiliated with 1 site of care and 1 medical group
Dr. Lin's primary practice is Kaiser Permanente Baldwin Park Medical Center in Baldwin Park, California, part of Kaiser Permanente. The medical group on file is Southern California Permanente Medical Group.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. Robert Kuen-Ruey Lin's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Lin practices. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Kaiser Permanente Baldwin Park Medical Center | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Robert Kuen-Ruey Lin is one of 1,977 gastroenterologists in California
Gastroenterology is Dr. Lin's primary specialty in the NPI Registry, under taxonomy code 207RG0100X. Dr. Lin is board certified in gastroenterology by the American Board of Internal Medicine. Dr. Lin is licensed in California.
Specialties and state licenses
- Gastroenterology, CaliforniaPrimary
Clinical focus
Dmand AI lists colonoscopy and upper GI endoscopy among the conditions Dr. Lin treats.
Gastroenterologists near Dr. Lin
Counts of gastroenterologists with a Dmand AI profile, by place and practice. Each opens the list.
1,977gastroenterologists in California
9gastroenterologists in Baldwin Park
9gastroenterologists at Kaiser Permanente Baldwin Park Medical CenterSources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Peer Benchmarks
Dr. Robert Kuen-Ruey Lin's patients have a median age of 61
Across all payers, Dmand AI patient panel data puts Dr. Lin's median patient age at 61, with 53% women.
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 61
Patient panel by sex, all payers
- Women53%
- Men47%
Source: Dmand AI Patient Panel Data
Dr. Robert Kuen-Ruey Lin wrote 876 Medicare Part D claims in 2024
In 2024, Dr. Lin wrote 876 Medicare Part D claims for 521 patients. 93% of them were for generic drugs. CMS names the drug for 783 of them, across 14 drugs with 11 or more claims each, at $123,330 in total drug cost. In 2023, CMS named 666 claims across 14 drugs.
Part D claims, 2024876
Drugs named by CMS14
Total drug cost$123,330
Part D patients521
Dr. Lin's Part D claims by kind of drug, 2024
- Generic811 claims93%
- Brand-name65 claims7%
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, 2023 to 2024
- 2023
- 2024
- Claims for drugs CMS names
- 2023: 6662024: 78318%
Drugs named by CMS: 14 in 2024, 14 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
How Dr. Robert Kuen-Ruey Lin takes part in Medicare
Dr. Lin accepts Medicare assignment, so Medicare's approved amount is taken as full payment.
- Accepts Medicare assignment
- Yes
Colonoscopy: 1 to 10 procedures (CMS shows small counts as a range)
Upper gastrointestinal (GI) endoscopy for acid reflux: 1 to 10 procedures (CMS shows small counts as a range)
Sources: Doctors and Clinicians National Downloadable File (CMS); and Doctors and Clinicians Utilization Data (CMS)
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Dr. Robert Kuen-Ruey Lin has 3 publications on record
Dmand AI links 3 papers to Dr. Lin in 2016. Dr. Lin's most frequent co-authors are Cynthia A. Behling, MD, Manila Gaddh, MD and Gordon C. Hunt, MD.
Papers3
Dr. Lin's most frequent co-authors
Recent publications by Dr. Lin
Gastrointest Endosc
Bile Duct DiseasesBiliary FistulaCholangiopancreatography, Endoscopic Retrograde
AIDS Patient Care STDS
Antiretroviral Therapy, Highly ActiveColectomyColitis, Ischemic
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.
Sources: PubMed (National Library of Medicine); and Dmand AI Research Linkage
Dr. Robert Kuen-Ruey Lin received $20 in industry payments in 2018
CMS Open Payments shows 1 general payment to Dr. Lin from 1 drug or device company in 2018. Food and beverage make up the largest share, 100% of the total. Aries Pharmaceuticals, Inc. paid the most, $20.
Companies that paid Dr. Lin the most, 2018 to 2018
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Robert Kuen-Ruey Lin has 1 award and honors on record
Dmand AI lists 1 award for Dr. Lin, most recently CMS Stage 1 2012 in 2011.
Awards and honors for Dr. Lin
- 2011
- CMS Stage 1 2012
Source: Dmand AI Professional Profile Data
Dr. Robert Kuen-Ruey Lin graduated from Keck School of Medicine of USC
Dr. Lin graduated from Keck School of Medicine of USC in 1999.
- Medical school
- Board certified in gastroenterology
Source: Dmand AI Professional Profile Data
Dr. Robert Kuen-Ruey Lin accepts plans from 2 insurance carriers
Dr. Lin is in network with 2 carriers, including Kaiser Permanente and CMS Medicare. EPO plans come from the most carriers, 1. Check the plan with the practice before a visit.
- Kaiser Permanente
- CMS Medicare
Plan types Dr. Lin accepts, by number of carriers
- EPO1
- HMO1
- Medicare1
- POS1
Source: Dmand AI Insurance Network Data
Sources for Dr. Robert Kuen-Ruey 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 Data |
| 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)Doctors and Clinicians Utilization Data (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) |
| Awards and committee roles | Dmand AI Professional Profile Data |
| Training, board certification and memberships | Dmand AI Professional Profile Data |
| Insurance carriers and plan types | Dmand AI Insurance Network 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. Robert Kuen-Ruey 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. Robert Kuen-Ruey Lin's NPI number?
Dr. Robert Kuen-Ruey Lin's NPI number is 1417028390. It was assigned on November 13, 2006, and it is active in the NPI Registry.
What kind of doctor is Dr. Robert Kuen-Ruey Lin?
Dr. Robert Kuen-Ruey Lin is a gastroenterologist in Baldwin Park, California. The primary specialty in the NPI Registry is Gastroenterology Physician (taxonomy code 207RG0100X).
Where does Dr. Robert Kuen-Ruey Lin practice?
Dr. Lin practices at 1011 Baldwin Park Blvd, Baldwin Park, CA 91706. Dr. Lin's primary practice is Kaiser Permanente Baldwin Park Medical Center in Baldwin Park, California, part of Kaiser Permanente.
What is Dr. Robert Kuen-Ruey Lin's office phone number?
The practice phone on file for Dr. Lin is (626) 851-1011.
What is Dr. Robert Kuen-Ruey Lin's medical license number?
Dr. Lin holds California license A74286.
Which hospitals is Dr. Robert Kuen-Ruey Lin affiliated with?
Dr. Lin practices at Kaiser Permanente Baldwin Park Medical Center in Baldwin Park, California.
What medical group is Dr. Robert Kuen-Ruey Lin part of?
Dr. Lin is linked to Southern California Permanente Medical Group.
Does Dr. Robert Kuen-Ruey Lin accept Medicare?
Yes. CMS lists Dr. Lin as accepting Medicare assignment.
Is Dr. Robert Kuen-Ruey Lin board certified?
Yes. Dr. Lin is board certified in gastroenterology by the American Board of Internal Medicine.
Where did Dr. Robert Kuen-Ruey Lin go to medical school?
Dr. Lin graduated from Keck School of Medicine of USC in 1999.
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What drugs does Dr. Robert Kuen-Ruey Lin prescribe most?
In 2024 Medicare Part D data, Dr. Lin's most prescribed drugs by claims were Gavilyte-C, Omeprazole and Entecavir.
Has Dr. Robert Kuen-Ruey Lin received payments from drug or device companies?
CMS Open Payments shows $20 in general payments to Dr. Lin from 1 company from 2018 to 2018. The largest total came from Aries Pharmaceuticals, Inc.
How long has Dr. Robert Kuen-Ruey Lin been practicing?
Dr. Lin graduated from medical school in 1999, 27 years ago.
Does Dr. Robert Kuen-Ruey Lin do research?
Dmand AI links 3 publications to Dr. Lin.
Who does Dr. Robert Kuen-Ruey Lin publish with?
Dr. Lin's most frequent co-authors are Cynthia A. Behling, MD (1 shared paper), Manila Gaddh, MD (1 shared paper) and Gordon C. Hunt, MD (1 shared paper).
What insurance does Dr. Robert Kuen-Ruey Lin accept?
Dr. Lin is in network with 2 carriers, including Kaiser Permanente and CMS Medicare. EPO plans come from the most carriers, 1. Check the plan with the practice before a visit.
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