Dr. Yan Jiang, MD

  • Stanford, CA
  • Gastroenterologist
NPI1831585595PAC ID7517367451
Medicare services, 2024
493
Medicare patients, 2024
306
Part D claims, 2024
253
Publications
30
Hospital affiliations
3
Practice address
300 Pasteur Drive, Stanford, CA 94305
Practice phone
Call (650) 723-4000
Professional email
Get professional email
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 6 affiliations

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Dr. Yan Jiang is a gastroenterologist in Stanford, California

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

Dr. Jiang's NPI, 1831585595, was assigned on April 9, 2015. Dr. Jiang graduated from New York University School of Medicine in 2015. Dr. Jiang holds California license A144060.

NPI and contact details
Medicare PAC ID
7517367451
NPI enumeration date
April 9, 2015
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
37
Medical school graduation
2015

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

Dr. Yan Jiang practices at Stanford Hospital at 300 Pasteur Drive in Stanford, California

Dr. Jiang'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. Yan Jiang is affiliated with 3 sites of care and 3 medical groups

Dr. Jiang's primary practice is Stanford Hospital at 300 Pasteur Drive in Stanford, California, part of Stanford University. Dr. Jiang is also affiliated with Stanford Health Care Tri-Valley. The medical group on file is Stanford Health Care. Dmand AI also links Dr. Jiang to 1 more hospital and 2 medical groups, each named with a free account. Dr. Jiang's employer is on file too: a hospital.

See all 6 affiliations for Dr. Jiang

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

Dmand AI tracks the EHR system at Dr. Yan Jiang's practice

Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Jiang practices, 3 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
+2 more sites and 2 medical groupsAvailable with a free account

Source: Dmand AI Technology Install Data

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Dr. Yan Jiang is one of 1,977 gastroenterologists in California

Gastroenterology is Dr. Jiang's primary specialty in the NPI Registry, under taxonomy code 207RG0100X. Dr. Jiang is board certified in gastroenterology by the American Board of Internal Medicine. Dr. Jiang is licensed in California.

Specialties and state licenses

  • Gastroenterology, CaliforniaPrimaryLicense A144060 · 2016 to 2026 · taxonomy 207RG0100X

Clinical focus

Dmand AI lists acid reflux, colonoscopy, gastroenteritis, gastrointestinal bleeding, irritable bowel syndrome (IBS) and upper GI endoscopy among the conditions Dr. Jiang treats.

Gastroenterologists near Dr. Jiang

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. Yan Jiang billed Medicare for 493 services in 2024

CMS data shows 493 Medicare services from Dr. Jiang across 14 procedure codes in 2024, for 306 Medicare patients. Medicare paid $49,411 for them.

Medicare services, 2024493
Medicare patients306
Paid by Medicare$49,411
Procedure codes14

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

  • 2023
  • 2024
Office and hospital visits
2023: 992024: 267170%
Surgery
2023: 612024: 11385%
Tests and treatments
2023: 142024: 80471%
Other services
2023: 342024: 333%

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

  • In an office42887%
  • In a facility6513%

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

  • Dr. Jiang
  • California median
Medicare services
493vs 58616% below
Medicare patients
306vs 302Close to median
Part D claims
230vs 38039% below

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

Dr. Jiang'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. Jiang

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

Dr. Yan Jiang treated 306 Medicare patients in 2024, average age 73

CMS counts 306 Medicare patients who saw Dr. Jiang in 2024. The largest group is 65 to 74, with 154 patients. 74% of them have high cholesterol, and 72% have high blood pressure. 27% are also on Medicaid. Their average risk score is 1.71, 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. Jiang's median patient age at 52, with 56% women.

Medicare patients, 2024306
Average age73
Average risk score1.71
Also on Medicaid27%

Dr. Jiang's Medicare patients by age, 2024

Dr. Jiang's Medicare patients by sex, 2024

  • Women16855%
  • Men13845%

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

  1. High cholesterol74%
  2. High blood pressure72%
  3. Arthritis40%
  4. Diabetes30%
  5. Ischemic heart disease30%
  6. Mood disorders26%
  7. Anxiety25%
  8. Chronic kidney disease25%

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

Dr. Jiang's patients across all payers

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

Patient panel by age, all payers

Median age 52

Patient panel by sex, all payers

  • Women56%
  • Men43%

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

Dr. Yan Jiang wrote 253 Medicare Part D claims in 2024

In 2024, Dr. Jiang wrote 253 Medicare Part D claims for 123 patients. 77% of them were for generic drugs. CMS names the drug for 230 of them, across 8 drugs with 11 or more claims each, at $21,980 in total drug cost. In 2023, CMS named 119 claims across 5 drugs.

Part D claims, 2024253
Drugs named by CMS8
Total drug cost$21,980
Part D patients123

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

  • Generic194 claims77%
  • Brand-name59 claims23%

Dr. Jiang'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: 1192024: 23093%

Drugs named by CMS: 8 in 2024, 5 in 2023.

See all prescribing by Dr. Jiang

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. Yan Jiang ranks in the 76th percentile for upper gastrointestinal (gi) endoscopy for acid reflux in Medicare

Dr. Jiang accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS lists Dr. Jiang as offering telehealth. CMS counts 98 procedures of upper gastrointestinal (gi) endoscopy for acid reflux by Dr. Jiang, more than 76% of the clinicians it reports for that procedure.

Accepts Medicare assignment
Yes
Offers telehealth
Yes

Where Dr. Jiang ranks in Medicare procedure volume

Upper gastrointestinal (GI) endoscopy for acid reflux
76th percentile98 procedures
Colonoscopy
58th percentile38 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. Yan Jiang has 30 publications on record

Dmand AI links 30 papers to Dr. Jiang, published from 2010 to 2025. 2020 was the busiest year, with 3. The most frequent topics are Kinetics, Microfluidics and Models, Biological. Dr. Jiang has published most often in Nutrients. Dr. Jiang's most frequent co-authors are John O'Brien Clarke, MD, Sidhartha Ranjit Sinha, MD and Daniel David Bikle, MD.

Papers30
Years published2010 to 2025

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

Topics Dr. Jiang writes about most

  • Kinetics
  • Microfluidics
  • Models, Biological
  • Protein Conformation
  • Adenosine Triphosphate
  • Arthritis, Rheumatoid
  • Hemorrhage
  • Hemostasis

Dr. Jiang's most frequent co-authors

Recent publications by Dr. Jiang

See all 30 publications and co-authors

See who Dr. Jiang researches with

Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who Dr. Jiang 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. Yan Jiang received $64 in industry payments in 2018

CMS Open Payments shows 3 general payments to Dr. Jiang from 2 drug and device companies in 2018. Food and beverage make up the largest share, 100% of the total. Olympus America Inc. paid the most, $36.

Companies that paid Dr. Jiang the most, 2018 to 2018

Share is of all general payments to this clinician.

See all payments to Dr. Jiang

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

Dr. Yan Jiang graduated from New York University School of Medicine

Dr. Jiang graduated from New York University School of Medicine in 2015.

  1. Medical schoolNew York University School of Medicine
  2. Board certified in gastroenterologyAmerican Board of Internal Medicine
  3. Board certified in internal medicineAmerican Board of Internal Medicine

Source: Dmand AI Professional Profile Data

Dr. Yan Jiang accepts plans from 9 insurance carriers

Dr. Jiang is in network with 9 carriers, including Aetna, Elevance and Blue Cross Blue Shield of Michigan. Medicare plans come from the most carriers, 5. Check the plan with the practice before a visit.

  • Aetna
  • Elevance
  • Blue Cross Blue Shield of Michigan
  • Blue Cross Blue Shield of Massachusetts
  • HCSC
  • United Healthcare
  • Blue Cross and Blue Shield of Kansas City
  • CMS Medicare
  • +1 more carriersWith a free account

Plan types Dr. Jiang accepts, by number of carriers

  1. Medicare5
  2. PPO5
  3. HMO4
  4. POS4
  5. EPO3
  6. Medicaid1

Source: Dmand AI Insurance Network Data

Sources for Dr. Yan Jiang'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)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. Yan Jiang

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. Yan Jiang's NPI number?

Dr. Yan Jiang's NPI number is 1831585595. It was assigned on April 9, 2015, and it is active in the NPI Registry.

What kind of doctor is Dr. Yan Jiang?

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

Where does Dr. Yan Jiang practice?

Dr. Jiang practices at 300 Pasteur Drive, Stanford, CA 94305. Dr. Jiang's primary practice is Stanford Hospital at 300 Pasteur Drive in Stanford, California, part of Stanford University. Dmand AI also links Dr. Jiang to 1 hospital and 2 medical groups.

What is Dr. Yan Jiang's office phone number?

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

What is Dr. Yan Jiang's medical license number?

Dr. Jiang holds California license A144060.

Which hospitals is Dr. Yan Jiang affiliated with?

Dr. Jiang practices at Stanford Hospital at 300 Pasteur Drive in Stanford, California. Dr. Jiang is also affiliated with Stanford Health Care Tri-Valley. Dmand AI links Dr. Jiang to 1 more hospital.

What medical group is Dr. Yan Jiang part of?

Dr. Jiang is linked to Stanford Health Care. Dmand AI links Dr. Jiang to 2 more medical groups.

Does Dr. Yan Jiang accept Medicare?

Yes. CMS data shows Dr. Jiang billed Medicare for 493 services in 2024, and Dr. Jiang accepts Medicare assignment.

Does Dr. Yan Jiang offer telehealth?

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

How many Medicare patients does Dr. Yan Jiang see?

CMS counts 306 Medicare patients who saw Dr. Jiang in 2024, with an average age of 73.

Show 9 more questionsShow fewer questions

Is Dr. Yan Jiang board certified?

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

What services does Dr. Yan Jiang bill to Medicare?

In 2024, Dr. Jiang's most billed Medicare services were office visit, new patient (99204), office visit, established patient (99214) and surgery: digestive system (43239).

Where did Dr. Yan Jiang go to medical school?

Dr. Jiang graduated from New York University School of Medicine in 2015.

What drugs does Dr. Yan Jiang prescribe most?

In 2024 Medicare Part D data, Dr. Jiang's most prescribed drugs by claims were Omeprazole, Peg 3350-Electrolyte and Linzess.

Has Dr. Yan Jiang received payments from drug or device companies?

CMS Open Payments shows $64 in general payments to Dr. Jiang from 2 companies from 2018 to 2018. The largest total came from Olympus America Inc.

How long has Dr. Yan Jiang been practicing?

Dr. Jiang graduated from medical school in 2015, 11 years ago.

Does Dr. Yan Jiang do research?

Dmand AI links 30 publications to Dr. Jiang, published from 2010 to 2025.

Who does Dr. Yan Jiang publish with?

Dr. Jiang's most frequent co-authors are John O'Brien Clarke, MD (4 shared papers), Sidhartha Ranjit Sinha, MD (4 shared papers) and Daniel David Bikle, MD (3 shared papers).

What insurance does Dr. Yan Jiang accept?

Dr. Jiang is in network with 9 carriers, including Aetna, Elevance and Blue Cross Blue Shield of Michigan. Medicare plans come from the most carriers, 5. Check the plan with the practice before a visit.

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