Dr. Nancy Hsu, MD
- Medicare services, 2024
- 2,555
- Medicare patients, 2024
- 1,186
- Part D claims, 2024
- 1,597
- Publications
- 4
- Hospital affiliations
- 2
- Practice address
- 10666 North Torrey Pines Road, La Jolla, CA 92037
- Practice phone
- Call (858) 554-3600
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Dr. Hsu'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.
Dr. Nancy Hsu is a sleep medicine (internal medicine) physician in La Jolla, California
Dr. Hsu practices at Scripps Green Hospital in La Jolla, California, part of Scripps Health.
Dr. Hsu's NPI, 1265789960, was assigned on August 13, 2012. Dr. Hsu graduated from UCSF School of Medicine in 2012. Dr. Hsu holds California license A126662.
- NPI
- 1265789960NPI Registry (opens in a new tab)
- Medicare PAC ID
- 9032494836
- NPI enumeration date
- August 13, 2012
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
- Practice phone
- (858) 554-3600
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Female
- Estimated age
- 40
- Medical school graduation
- 2012
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Nancy Hsu practices at Scripps Green Hospital in La Jolla, California
Dr. Hsu's primary practice is Scripps Green Hospital, at 10666 North Torrey Pines Road, La Jolla, CA 92037 in San Diego County. The practice phone is (858) 554-3600.
- Scripps Green Hospital10666 North Torrey Pines Road, La Jolla, CA 92037 · San Diego CountyPhone(858) 554-3600
Source: Dmand AI Affiliation Data
Dr. Nancy Hsu is affiliated with 4 sites of care and 1 medical group
Dr. Hsu's primary practice is Scripps Green Hospital in La Jolla, California, part of Scripps Health. Dr. Hsu is also affiliated with Scripps Memorial Hospital La Jolla. The medical group on file is Scripps Clinic Medical Group. Dmand AI also links Dr. Hsu to 1 more breast imaging center and 1 urgent care center, each named with a free account.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. Nancy Hsu's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Hsu practices, 4 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Scripps Green Hospital | Available with a free account |
| +3 more affiliated sites | Available with a free account |
Source: Dmand AI Technology Install Data
For health IT teams
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Dr. Nancy Hsu is one of 115 sleep medicine (internal medicine) physicians in California
Internal medicine is Dr. Hsu's primary specialty in the NPI Registry, under taxonomy code 207RS0012X. The record also lists sleep medicine. Dr. Hsu is board certified in critical care medicine by the American Board of Internal Medicine. Dr. Hsu is licensed in California.
Specialties and state licenses
- Sleep medicine (internal medicine), CaliforniaPrimary
Clinical focus
Dmand AI lists acute sinusitis, asthma, chronic lung disease, chronic obstructive pulmonary disease (COPD), chronic respiratory failure, hypersomnia, pleural effusion and pneumonia among the conditions Dr. Hsu treats.
Sleep medicine (internal medicine) physicians near Dr. Hsu
Counts of sleep medicine (internal medicine) physicians 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. Nancy Hsu billed Medicare for 2,555 services in 2024
CMS data shows 2,555 Medicare services from Dr. Hsu across 11 procedure codes in 2024, for 1,186 Medicare patients. Medicare paid $286,975 for them. Every service was in an office.
Dr. Hsu's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Office and hospital visits
- 2023: 1,1502024: 1,32815%
- Other services
- 2023: 2362024: 641172%
- Tests and treatments
- 2023: 1472024: 586299%
Dr. Hsu compared with the California median for sleep medicine (internal medicine) physicians, 2024
- Dr. Hsu
- California median
- Medicare services
- 2,555vs 4545.6 times
- Medicare patients
- 1,186vs 2554.7 times
- Part D claims
- 1,431vs 12411.5 times
Medians across 111 sleep medicine (internal medicine) physicians in California with Dmand AI profiles that report each measure.
Dr. Hsu'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.
Need commercial claims for Dr. Hsu?
Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Hsu and other sleep medicine (internal medicine) physicians in California.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Nancy Hsu treated 1,186 Medicare patients in 2024, average age 75
CMS counts 1,186 Medicare patients who saw Dr. Hsu in 2024. The largest group is 65 to 74, with 591 patients. 75% of them have high cholesterol, and 68% have high blood pressure. 5% are also on Medicaid. Their average risk score is 1.15, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Dr. Hsu's median patient age at 56, with 44% women.
Dr. Hsu's Medicare patients by age, 2024
Dr. Hsu's Medicare patients by sex, 2024
- Women61252%
- Men57448%
Chronic conditions among Dr. Hsu's Medicare patients, 2024
- High cholesterol75%
- High blood pressure68%
- Arthritis46%
- Ischemic heart disease31%
- Mood disorders26%
- Diabetes25%
- Atrial fibrillation23%
- Depression23%
Share of Medicare patients with each condition. A patient can have several.
Dr. Hsu'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
- Women44%
- Men55%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Nancy Hsu wrote 1,597 Medicare Part D claims in 2024
In 2024, Dr. Hsu wrote 1,597 Medicare Part D claims for 327 patients. 49% of them were for generic drugs. CMS names the drug for 1,431 of them, across 31 drugs with 11 or more claims each, at $817,693 in total drug cost. In 2023, CMS named 1,866 claims across 37 drugs.
Dr. Hsu's Part D claims by kind of drug, 2024
- Generic776 claims49%
- Brand-name821 claims51%
Dr. Hsu'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. Hsu's Part D claims, 2024
- Antibiotics1%22 of 1,597 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: 1,8662024: 1,43123%
Drugs named by CMS: 31 in 2024, 37 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
Dr. Nancy Hsu offers telehealth to Medicare patients
Dr. Hsu accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS lists Dr. Hsu as offering telehealth.
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
Source: Doctors and Clinicians National Downloadable File (CMS)
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Dr. Nancy Hsu has 4 publications on record
Dmand AI links 4 papers to Dr. Hsu, published from 2011 to 2019. Dr. Hsu's most frequent co-authors are Melisa R. Chang, MD, Kelley I-Kai Chuang, MD and Hobart W. Harris, MD.
Dr. Hsu's most frequent co-authors
- Melisa R. Chang, MD1 shared paper
- Kelley I-Kai Chuang, MD1 shared paper
- Hobart W. Harris, MD1 shared paper
Recent publications by Dr. Hsu
J Clin Sleep Med
See who Dr. Hsu researches with
Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who Dr. Hsu works with, so you can find a warm path to the right sleep medicine (internal medicine) physicians.
Sources: PubMed (National Library of Medicine); and Dmand AI Research Linkage
Dr. Nancy Hsu received $9,161 in industry payments from 2016 to 2025
CMS Open Payments shows 314 general payments to Dr. Hsu from 45 drug and device companies from 2016 to 2025. Food and beverage make up the largest share, 92% of the total. GlaxoSmithKline, LLC. paid the most, $2,080.
General payments to Dr. Hsu by program year, 2016 to 2025
General payments to Dr. Hsu by kind, 2016 to 2025
- Food and beverage$8,41892%
- Consulting fees$5506%
- Education$1932%
Companies that paid Dr. Hsu the most, 2016 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Nancy Hsu has 9 awards and honors on record
Dmand AI lists 9 awards for Dr. Hsu, most recently Academic Sleep Pulmonary Integrated Research/Clinical Fellowship (ASPIRE) in 2018.
Awards and honors for Dr. Hsu
- 2018
- Academic Sleep Pulmonary Integrated Research/Clinical Fellowship (ASPIRE)
- 2017
- Fellow Teaching Award Nominee
- 2009
- Gene & Marilyn Nuziard Healthcare Scholarship
- 2008
- Chancellor's Service Award
- Dean's Scholarship
- Healthcare Scholarship
Source: Dmand AI Professional Profile Data
Dr. Nancy Hsu graduated from UCSF School of Medicine
Dr. Hsu graduated from UCSF School of Medicine in 2012. Dr. Hsu is a member of AASM, ACCP and ATS.
- Medical school
- Board certified in critical care medicine
- Board certified in internal medicine
- Board certified in pulmonary disease
- Board certified in sleep medicine
Source: Dmand AI Professional Profile Data
Dr. Nancy Hsu accepts plans from 9 insurance carriers
Dr. Hsu is in network with 9 carriers, including Aetna, United Healthcare and Blue Cross Blue Shield of Michigan. Medicare plans come from the most carriers, 6. Check the plan with the practice before a visit.
- Aetna
- United Healthcare
- Blue Cross Blue Shield of Michigan
- Blue Cross Blue Shield of Massachusetts
- HCSC
- Regence Health Plans
- Blue Cross and Blue Shield of Kansas City
- CMS Medicare
- +1 more carriersWith a free account
Plan types Dr. Hsu accepts, by number of carriers
- Medicare6
- PPO6
- HMO3
- POS3
- EPO2
- Medicaid1
Source: Dmand AI Insurance Network Data
Sources for Dr. Nancy Hsu'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 services and procedure codes | Medicare Physician & Other Practitioners - by Provider and Service (CMS) (opens in a new tab) |
| State medians for the same specialty | Dmand AI Peer Benchmarks |
| Medicare patients and the all-payer patient panel | Dmand AI Patient Panel DataMedicare Physician & Other Practitioners - by Provider (CMS) (opens in a new tab) |
| 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) |
| 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. Nancy Hsu
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. Nancy Hsu's NPI number?
Dr. Nancy Hsu's NPI number is 1265789960. It was assigned on August 13, 2012, and it is active in the NPI Registry.
What kind of doctor is Dr. Nancy Hsu?
Dr. Nancy Hsu is a sleep medicine (internal medicine) physician in La Jolla, California. The primary specialty in the NPI Registry is Sleep Medicine (Internal Medicine) Physician (taxonomy code 207RS0012X).
Where does Dr. Nancy Hsu practice?
Dr. Hsu practices at 10666 North Torrey Pines Road, La Jolla, CA 92037. Dr. Hsu's primary practice is Scripps Green Hospital in La Jolla, California, part of Scripps Health. Dmand AI also links Dr. Hsu to 1 breast imaging center and 1 urgent care center.
What is Dr. Nancy Hsu's office phone number?
The practice phone on file for Dr. Hsu is (858) 554-3600.
What is Dr. Nancy Hsu's medical license number?
Dr. Hsu holds California license A126662.
Which hospitals is Dr. Nancy Hsu affiliated with?
Dr. Hsu practices at Scripps Green Hospital in La Jolla, California. Dr. Hsu is also affiliated with Scripps Memorial Hospital La Jolla.
What medical group is Dr. Nancy Hsu part of?
Dr. Hsu is linked to Scripps Clinic Medical Group.
Does Dr. Nancy Hsu accept Medicare?
Yes. CMS data shows Dr. Hsu billed Medicare for 2,555 services in 2024, and Dr. Hsu accepts Medicare assignment.
Does Dr. Nancy Hsu offer telehealth?
Yes. The CMS Doctors and Clinicians file lists Dr. Hsu as offering telehealth services.
How many Medicare patients does Dr. Nancy Hsu see?
CMS counts 1,186 Medicare patients who saw Dr. Hsu in 2024, with an average age of 75.
Show 9 more questionsShow fewer questions
Is Dr. Nancy Hsu board certified?
Yes. Dr. Hsu is board certified in critical care medicine by the American Board of Internal Medicine.
What services does Dr. Nancy Hsu bill to Medicare?
In 2024, Dr. Hsu's most billed Medicare services were office visit, established patient (99214), medicare service (G2211) and nerve and brain test (95800).
Where did Dr. Nancy Hsu go to medical school?
Dr. Hsu graduated from UCSF School of Medicine in 2012.
What drugs does Dr. Nancy Hsu prescribe most?
In 2024 Medicare Part D data, Dr. Hsu's most prescribed drugs by claims were Trelegy Ellipta, Albuterol Sulfate Hfa and Breztri Aerosphere.
Has Dr. Nancy Hsu received payments from drug or device companies?
CMS Open Payments shows $9,161 in general payments to Dr. Hsu from 45 companies from 2016 to 2025. The largest total came from GlaxoSmithKline, LLC.
How long has Dr. Nancy Hsu been practicing?
Dr. Hsu graduated from medical school in 2012, 14 years ago.
Does Dr. Nancy Hsu do research?
Dmand AI links 4 publications to Dr. Hsu, published from 2011 to 2019.
Who does Dr. Nancy Hsu publish with?
Dr. Hsu's most frequent co-authors are Melisa R. Chang, MD (1 shared paper), Kelley I-Kai Chuang, MD (1 shared paper) and Hobart W. Harris, MD (1 shared paper).
What insurance does Dr. Nancy Hsu accept?
Dr. Hsu is in network with 9 carriers, including Aetna, United Healthcare and Blue Cross Blue Shield of Michigan. Medicare plans come from the most carriers, 6. Check the plan with the practice before a visit.
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