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DR. CHI-YUAN HSU MD
NPI 1578528295
Internal Medicine - Nephrology in San Francisco, CA

Active since April 18, 2006PECOS EnrolledAccepts Medicare Assignment
74.46/100
CMS Quality Rating
513 PARNASSUS AVENUE, HSE 672, BOX 0532, UCSF NEPHROLOG, SAN FRANCISCO, CA 94143-0532, SAN FRANCISCO, CA 94143(415) 476-2172(415) 476-3381 Get Directions Write a Review

NPPES record last updated: September 17, 2019. Verified against the NPPES registry weekly; last sync: October 04, 2026.

Record update history: Sep 17, 2019, Dec 8, 2017 (2 updates tracked since 2017).

About Dr. Chi-yuan Hsu Md NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

DR. CHI-YUAN HSU MD (NPI 1578528295) is an individual nephrology provider in San Francisco, California, licensed in California (G85235) and active in the NPI registry since April 2006. He is enrolled in Medicare PECOS and is a graduate of Harvard Medical School (1993).

NPPES Registry Identity

NPI1578528295
Entity TypeIndividualMale
Primary Taxonomy207RN0300X
Provider Legal NameDR. CHI-YUAN HSUCredential: MD
Location Address513 PARNASSUS AVENUE, HSE 672, BOX 0532, UCSF NEPHROLOG, SAN FRANCISCO, CA 94143-0532San Francisco, CA 94143-0532
Mailing Address513 Parnassus Avenue, Hse 672, Box 0532, Ucsf Nephrolog, San Francisco, Ca 94143-0532San Francisco, CA 94143-0532 · (415) 476-2172 · Fax (415) 476-3381
Phone(415) 476-2172
Fax(415) 476-3381
Sole ProprietorNo
Medical School CMSHarvard Medical SchoolGraduated 1993
Enumeration DateApril 18, 2006
Last NPPES UpdateSeptember 17, 20192 updates tracked since enumeration
✔ NPI 1578528295 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyInternal Medicine · NephrologyAllopathic & Osteopathic Physicians
Taxonomy Code207RN0300X
License✔ Licensed in CA · G85235
Definition
An internist who treats disorders of the kidney, high blood pressure, fluid and mineral balance and dialysis of body wastes when the kidneys do not function. This specialist consults with surgeons about kidney transplantation.
Also ListedInternal MedicineTaxonomy 207R00000X · License G85235 (CA)
513 PARNASSUS AVENUE, HSE 672, BOX 0532, UCSF NEPHROLOG, San Francisco, CA 94143
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Other Identifiers 1

Medicaid0G8523500CA

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, and ordering and referring status from the CMS PECOS system.

Medicare Enrollment Status

✔

Enrolled in Medicare and accepts Medicare assignment

Dr. Chi-yuan Hsu Md is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.

PECOS PAC ID3173602471
PECOS Enrollment IDI20080510000126
Eligible to Order & Refer✔ Part B Labs & Imaging✔ Durable Medical Equipment✔ Home Health Agency✔ Power Mobility DevicesPer the CMS Ordering and Referring file. Eligibility means Medicare pays claims that this provider orders or refers for these categories.

Areas of Expertise CMS Part B claims 6

Services this provider delivered to Medicare fee-for-service patients, from the CMS Medicare utilization data. Higher counts generally reflect more experience with a service; care delivered outside Medicare is not included.

Established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more 99215
This service involves a follow-up appointment for existing patients, lasting between 40 to 54 minutes. During this time, your healthcare provider will assess your current health status, discuss any changes or concerns, review your treatment plan, and answer any questions you may have.
118 services36 patients
Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes 99233
Follow-up hospital inpatient care per day typically involves a 35-minute check-up by your healthcare provider. This service includes monitoring your health progress, adjusting your treatment plan if needed, and answering any questions you may have about your condition or care.
55 services21 patients
Dialysis procedure including 1 evaluation 90945
Dialysis is a treatment that filters and purifies the blood when your kidneys can't do their job. The procedure involves circulating your blood through a machine that removes waste products. An evaluation is done beforehand to assess your health and determine the best approach for your treatment.
36 services11 patients
Hemodialysis procedure with physician evaluation 90935
Hemodialysis is a treatment that uses a machine to filter waste and excess fluid from your blood when your kidneys can't. A physician checks your health before, during, and after the procedure to ensure it's working effectively for you.
35 services22 patients
Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 99232
Follow-up hospital inpatient care involves daily check-ups while you're admitted in the hospital. Typically, a healthcare provider spends about 25 minutes each day reviewing your condition, adjusting treatment if needed, and answering any questions you might have.
31 services13 patients
Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes 99223
Initial hospital inpatient care per day, typically 70 minutes, refers to the daily medical service provided to patients admitted to the hospital. This includes a comprehensive evaluation, diagnosis, treatment plan, and monitoring of your health condition. It ensures your well-being during your hospital stay.
17 services17 patients

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 94143 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.

New Patient
$153.83 typical visit price
range $69.00 – $202.35
Typical copayment $38.45 (range $17.25 – $50.58)
Most-billed visit code 99204
Established Patient
$119.48 typical visit price
range $23.44 – $166.46
Typical copayment $29.87 (range $5.86 – $41.61)
Most-billed visit code 99214
Amounts reflect what Medicare beneficiaries in this ZIP area are typically charged for office visits. Patients with other coverage should check their individual plans.

Medicare Quality Performance CMS QPP · MIPS

Performance in the CMS Quality Payment Program: the MIPS final score across four weighted categories, and the individual quality measures reported to Medicare.

74.46/100
MIPS Final ScoreMerit-based Incentive Payment System · CMS Quality Payment Program
Scored as part of a group practice
Promoting Interoperability76
Improvement Activities40
Cost46.68

Frequently Asked Questions NPPES & CMS

Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.

What is Chi-yuan Hsu's NPI number?

The NPI number for Chi-yuan Hsu is 1578528295. It was assigned to this individual provider in the NPPES registry on April 18, 2006.

Where is Chi-yuan Hsu located?

Chi-yuan Hsu practices at 513 Parnassus Avenue, Hse 672, Box 0532, Ucsf Nephrolog San Francisco, Ca 94143-0532, San Francisco, CA 94143. The listed phone number is (415) 476-2172.

What is Chi-yuan Hsu's specialty?

The primary specialty registered for this NPI is Internal Medicine, specializing in Nephrology, with taxonomy code 207RN0300X.

Is Chi-yuan Hsu enrolled in Medicare?

Yes. Chi-yuan Hsu is registered in the Medicare PECOS system and accepts Medicare assignment, which means accepting the Medicare-approved amount as payment in full for covered services.

When was this NPI record last updated?

The NPPES record for Chi-yuan Hsu was last updated on September 17, 2019. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 7 years ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.