Chi D. Chu

  • San Francisco, CA
  • Nephrologist
NPI1346651270PAC ID5496082976
Medicare services, 2024
211
Medicare patients, 2024
66
Part D claims, 2024
154
Publications
25
MIPS score, 2024
97
Practice address
1001 Potrero Avenue, San Francisco, CA 94110
Practice phone
Call (415) 206-8000
Professional email
Get professional email
Personal email
Get personal email
Mobile number
Get mobile number
Social profiles

Primary practice

See all 6 affiliations

Find Chi Chu's professional email, personal email and mobile number

Dmand AI checks each channel through healthcare-specific waterfall enrichment. See what is on file with a free account, with practice phones, licenses and affiliations.

View contacts for free

Chi D. Chu is a nephrologist in San Francisco, California

Chi Chu practices at Zuckerberg San Francisco General Hospital and Trauma Center in San Francisco, California, part of City and County of San Francisco, CA.

Chi Chu's NPI, 1346651270, was assigned on May 14, 2014. Chi Chu graduated from UMass Chan Medical School in 2014. Chi Chu holds California license A141056.

NPI and contact details
Medicare PAC ID
5496082976
NPI enumeration date
May 14, 2014
NPI status
Active
Accepts Medicare assignment
Yes
Practice phone
(415) 206-8000
Professional email
Get email
Personal email
Get email
Mobile number
Get number
Sex
Male
Estimated age
38
Medical school graduation
2014

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

Chi D. Chu practices at Zuckerberg San Francisco General Hospital and Trauma Center in San Francisco, California

Chi Chu's primary practice is Zuckerberg San Francisco General Hospital and Trauma Center, at 1001 Potrero Avenue, San Francisco, CA 94110 in San Francisco County. The practice phone is (415) 206-8000.

Source: Dmand AI Affiliation Data

Chi D. Chu is affiliated with 1 site of care and 5 medical groups

Chi Chu's primary practice is Zuckerberg San Francisco General Hospital and Trauma Center in San Francisco, California, part of City and County of San Francisco, CA. The medical group on file is UCSF Pediatrics. Dmand AI also links Chi Chu to 4 more medical groups, each named with a free account.

See all 6 affiliations for Chi Chu

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

Dmand AI tracks the EHR system at Chi D. Chu's practice

Dmand AI tracks the electronic health record (EHR) system at each site where Chi Chu practices. Vendor and product names are available with a free account.

EHR by site
SiteEHR vendor and product
Zuckerberg San Francisco General Hospital and Trauma CenterAvailable with a free account
+4 medical groupsAvailable with a free account

Source: Dmand AI Technology Install Data

For health IT teams

See the EHR and IT leaders at every hospital where Chi Chu practices

Dmand AI maps EHR vendors, IT decision makers and buying committees across City and County of San Francisco, CA and 6.2K+ hospitals, with verified contacts in the same login.

Chi D. Chu is one of 1,401 nephrologists in California

Nephrology is Chi Chu's primary specialty in the NPI Registry, under taxonomy code 207RN0300X. Chi Chu is board certified in internal medicine by the American Board of Internal Medicine. Chi Chu is licensed in California.

Specialties and state licenses

  • Nephrology, CaliforniaPrimaryLicense A141056 · 2016 to 2026 · taxonomy 207RN0300X

Nephrologists near Chi Chu

Counts of nephrologists 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

Chi D. Chu billed Medicare for 211 services in 2024

CMS data shows 211 Medicare services from Chi Chu across 4 procedure codes in 2024, for 66 Medicare patients. Medicare paid $19,455 for them. Every service was in a facility, such as a hospital, rather than an office.

Medicare services, 2024211
Medicare patients66
Paid by Medicare$19,455
Procedure codes4

Chi Chu's Medicare services by type, 2023 to 2024

  • 2023
  • 2024
Office and hospital visits
2023: 1942024: 16018%
Tests and treatments
2023: 712024: 5128%

Chi Chu compared with the California median for nephrologists, 2024

  • Chi Chu
  • California median
Medicare services
211vs 1,08481% below
Medicare patients
66vs 30779% below
Part D claims
69vs 95593% below

Medians across 1,355 nephrologists in California with Dmand AI profiles that report each measure.

Chi Chu'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 Chi Chu

Need commercial claims for Chi Chu?

Medicare shows one payer. Book a meeting to get commercial claims data for Chi Chu and other nephrologists in California.

Book a meeting

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

Chi D. Chu treated 66 Medicare patients in 2024, average age 70

CMS counts 66 Medicare patients who saw Chi Chu in 2024. The largest group is 65 to 74, with 30 patients. 75% of them have chronic kidney disease, and 75% have high blood pressure. Their average risk score is 8.06, where 1.00 is the Medicare average, so they are sicker than most Medicare patients.

Across all payers, Dmand AI patient panel data puts Chi Chu's median patient age at 65, with 50% women.

Medicare patients, 202466
Average age70
Average risk score8.06

Chi Chu's Medicare patients by age, 2024

CMS leaves out age groups with fewer than 11 patients.

Chi Chu's Medicare patients by sex, 2024

  • Women2842%
  • Men3858%

Chronic conditions among Chi Chu's Medicare patients, 2024

  1. Chronic kidney disease75%
  2. High blood pressure75%
  3. High cholesterol75%
  4. Diabetes73%
  5. Heart failure70%
  6. Ischemic heart disease62%
  7. Atrial fibrillation42%
  8. Mood disorders39%

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

Chi Chu'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

  • Women50%
  • Men50%

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

Chi D. Chu wrote 154 Medicare Part D claims in 2024

In 2024, Chi Chu wrote 154 Medicare Part D claims for 34 patients. 82% of them were for generic drugs. CMS names the drug for 69 of them, across 4 drugs with 11 or more claims each, at $21,203 in total drug cost. In 2023, CMS named 100 claims across 5 drugs.

Part D claims, 2024154
Drugs named by CMS4
Total drug cost$21,203
Part D patients34

Chi Chu's Part D claims by kind of drug, 2024

  • Generic126 claims82%
  • Brand-name28 claims18%

Chi Chu'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: 1002024: 6931%

Drugs named by CMS: 4 in 2024, 5 in 2023.

See all prescribing by Chi Chu

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

Chi D. Chu scored 97 out of 100 in Medicare's MIPS program for 2024

CMS publishes a Merit-based Incentive Payment System (MIPS) score of 97 out of 100 for Chi Chu for performance year 2024, reported as part of a group. Chi Chu accepts Medicare assignment, so Medicare's approved amount is taken as full payment.

Accepts Medicare assignment
Yes

Chi Chu's MIPS scores, performance year 2024

  • 97of 100Final score
  • 89.9of 100Quality
  • 100of 100Promoting Interoperability
  • 40of 100Improvement Activities
  • 78of 100Cost

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

Sources: Doctors and Clinicians National Downloadable File (CMS); and Clinician Public Reporting: Overall MIPS Performance (CMS), 2024 data, released September 10, 2026

For MedTech and pharma teams

Find nephrologists like Chi Chu by procedure volume and prescribing

Filter 7.4M+ HCPs by Medicare procedures, Part D drugs and Open Payments history, then reach them with verified contacts in one login.

Chi D. Chu has 25 publications on record

Dmand AI links 25 papers to Chi Chu, published from 2019 to 2024. 2023 was the busiest year, with 7. The most frequent topics are Renal Insufficiency, Chronic, Albuminuria and Glomerular Filtration Rate. Chi Chu has published most often in Kidney Med. Chi Chu's most frequent co-authors are Delphine Sonya Tuot, MD, Michelle Mae Estrella, MD and Michael George Shlipak, MD.

Papers25
Years published2019 to 2024

Chi Chu's papers by year, 2019 to 2024

Topics Chi Chu writes about most

  • Renal Insufficiency, Chronic
  • Albuminuria
  • Glomerular Filtration Rate
  • Nephrology
  • Disease Progression
  • Hypertension
  • Kidney Failure, Chronic
  • Creatinine

Chi Chu's most frequent co-authors

Recent publications by Chi Chu

See all 25 publications and co-authors

See who Chi Chu researches with

Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who Chi Chu works with, so you can find a warm path to the right nephrologists.

How network discovery works

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

Chi D. Chu received $6,087 in industry payments from 2019 to 2024

CMS Open Payments shows 20 general payments to Chi Chu from 7 drug and device companies from 2019 to 2024. Consulting fees make up the largest share, 71% of the total. Eli Lilly and Company paid the most, $4,383.

General payments to Chi Chu by program year, 2019 to 2024

General payments to Chi Chu by kind, 2019 to 2024

$6.1Kin total
  • Consulting fees$4,32071%
  • Food and beverage$1,31222%
  • Travel and lodging$3566%
  • Education$992%

Companies that paid Chi Chu the most, 2019 to 2024

Share is of all general payments to this clinician.

See all payments to Chi Chu

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

Chi D. Chu graduated from UMass Chan Medical School

Chi Chu graduated from UMass Chan Medical School in 2014.

  1. Medical schoolUMass Chan Medical School
  2. Board certified in internal medicineAmerican Board of Internal Medicine
  3. Board certified in nephrologyAmerican Board of Internal Medicine

Source: Dmand AI Professional Profile Data

Chi D. Chu accepts plans from 6 insurance carriers

Chi Chu is in network with 6 carriers, including Aetna, Blue Cross Blue Shield of Michigan and Blue Cross Blue Shield of Massachusetts. Medicare plans come from the most carriers, 4. Check the plan with the practice before a visit.

  • Aetna
  • Blue Cross Blue Shield of Michigan
  • Blue Cross Blue Shield of Massachusetts
  • HCSC
  • CMS Medicare
  • Molina

Plan types Chi Chu accepts, by number of carriers

  1. Medicare4
  2. PPO4
  3. HMO2
  4. POS2
  5. EPO1

Source: Dmand AI Insurance Network Data

Sources for Chi D. Chu'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)
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 Chi D. Chu

Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.

What is Chi D. Chu's NPI number?

Chi D. Chu's NPI number is 1346651270. It was assigned on May 14, 2014, and it is active in the NPI Registry.

What does Chi D. Chu specialize in?

Chi D. Chu is a nephrologist in San Francisco, California. The primary specialty in the NPI Registry is Nephrology Physician (taxonomy code 207RN0300X).

Where does Chi D. Chu practice?

Chi Chu practices at 1001 Potrero Avenue, San Francisco, CA 94110. Chi Chu's primary practice is Zuckerberg San Francisco General Hospital and Trauma Center in San Francisco, California, part of City and County of San Francisco, CA. Dmand AI also links Chi Chu to 4 medical groups.

What is Chi D. Chu's office phone number?

The practice phone on file for Chi Chu is (415) 206-8000.

What is Chi D. Chu's medical license number?

Chi Chu holds California license A141056.

Which hospitals is Chi D. Chu affiliated with?

Chi Chu practices at Zuckerberg San Francisco General Hospital and Trauma Center in San Francisco, California.

What medical group is Chi D. Chu part of?

Chi Chu is linked to UCSF Pediatrics. Dmand AI links Chi Chu to 4 more medical groups.

Does Chi D. Chu accept Medicare?

Yes. CMS data shows Chi Chu billed Medicare for 211 services in 2024, and Chi Chu accepts Medicare assignment.

What is Chi D. Chu's MIPS score?

Chi Chu's MIPS final score for performance year 2024 is 97 out of 100, reported as part of a group.

How many Medicare patients does Chi D. Chu see?

CMS counts 66 Medicare patients who saw Chi Chu in 2024, with an average age of 70.

Show 9 more questionsShow fewer questions

Is Chi D. Chu board certified?

Yes. Chi Chu is board certified in internal medicine by the American Board of Internal Medicine.

What services does Chi D. Chu bill to Medicare?

In 2024, Chi Chu's most billed Medicare services were hospital inpatient care (99233), hospital inpatient care (99232) and dialysis (90935).

Where did Chi D. Chu go to medical school?

Chi Chu graduated from UMass Chan Medical School in 2014.

What drugs does Chi D. Chu prescribe most?

In 2024 Medicare Part D data, Chi Chu's most prescribed drugs by claims were Carvedilol, Amlodipine Besylate and Jardiance.

Has Chi D. Chu received payments from drug or device companies?

CMS Open Payments shows $6,087 in general payments to Chi Chu from 7 companies from 2019 to 2024. The largest total came from Eli Lilly and Company.

How long has Chi D. Chu been practicing?

Chi Chu graduated from medical school in 2014, 12 years ago.

Does Chi D. Chu do research?

Dmand AI links 25 publications to Chi Chu, published from 2019 to 2024.

Who does Chi D. Chu publish with?

Chi Chu's most frequent co-authors are Delphine Sonya Tuot, MD (21 shared papers), Michelle Mae Estrella, MD (8 shared papers) and Michael George Shlipak, MD (7 shared papers).

What insurance does Chi D. Chu accept?

Chi Chu is in network with 6 carriers, including Aetna, Blue Cross Blue Shield of Michigan and Blue Cross Blue Shield of Massachusetts. Medicare plans come from the most carriers, 4. Check the plan with the practice before a visit.

Selling to nephrology practices?

See nephrologists in California by site of care and group

Find the practices, groups and hospitals they work with, and the right people to contact at each.

  • 30 days free
  • Self-serve
  • No credit card

Cookie settings

Turn each category on or off. Your choice is kept for 12 months and you can change it here at any time.

Necessary

Always on. Sign-in, security, downloads you asked for, your cookie choice, and the page that led to a signup.

View cookies (6)
  • dm_consentDmand AI. Your cookie choices and whether your browser sent a Global Privacy Control signal. 12 months.
  • dm_ft, dm_ltDmand AI. The first and the latest page you arrived on, with the date, so a signup is credited to the page that worked. 90 days, 30 days.
  • dm_fs, dm_lsDmand AI. The first and the latest source of a visit (a search engine, a campaign or the site that linked here). 90 days, 30 days.
  • dm_dl, dm_dl_okDmand AI. After you give an email address for a download, lets you download files without being asked again. 30 days.
  • Session and CSRF cookiesDmand AI (app.dmand.ai). Sign-in and form protection in the application. Session.
  • __cf_bm, cf_clearanceCloudflare. Tells people from automated traffic and keeps the site available. 30 minutes; cf_clearance while a security check is valid.

Analytics

On unless you turn it off. How pages are used, in aggregate, and recordings of how pages are used.

View cookies (6)
  • Google Tag ManagerGoogle. Loads the analytics and marketing tags that are on. Sets no cookie of its own and does not load when both categories are off. n/a.
  • _ga, _ga_<container-id>Google Analytics 4. Visits and page views in aggregate on dmand.ai. 2 years.
  • _clck, _clskMicrosoft Clarity. Recordings and heatmaps of how pages are used, with form fields masked. 1 year, 1 day.
  • CLID, MUID, ANONCHK, MR, SMMicrosoft (clarity.ms). Set by Microsoft when Clarity loads, to recognize a browser across sites that use Clarity. Up to 1 year.
  • None (cookieless)Ahrefs Analytics. Page views in aggregate. n/a.
  • ph_<project>_posthogPostHog. Product usage, errors and performance in app.dmand.ai, used to fix bugs and improve features. 365 days.

Marketing

On unless you turn it off, and always off when your browser sends a Global Privacy Control signal. A visitor identification service tells our sales team which companies and people visit.

View cookies (6)
  • _reb2buid, _reb2butkRB2B. Recognizes a returning browser for visitor identification. 360 days, 1 year.
  • _reb2bgeoRB2B. The location used to decide whether a visit can be identified. 20 days.
  • _reb2brefRB2B. The page or site that referred the visit. 15 days.
  • _reb2bfxf, _reb2btd, _reb2bliRB2B. Links the visit to an identified business profile. 1 month.
  • _reb2bresolveRB2B. Holds a match while it is being resolved. 2 days.
  • _reb2sessionID, _reb2bloadedRB2B. The current visit, and a guard against loading the script twice. 30 minutes, 1 second.

Functional

On unless you turn it off. Remembers choices such as a collapsed section.

View cookies (none today)