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WILLIAM HUEN
NPI 1588863237
Internal Medicine in San Francisco, CA

Active since July 13, 2007PECOS EnrolledAccepts Medicare Assignment
91.85/100
CMS Quality Rating
SAN FRANCISCO GENERAL HOSPITAL, 1001 POTRERO AVE, CLINIC 1M3, SAN FRANCISCO, CA 94110(415) 206-8494 Get Directions Write a Review

NPPES record last updated: July 13, 2007. Verified against the NPPES registry weekly; last sync: August 16, 2026.

About William Huen NPPES

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

WILLIAM HUEN (NPI 1588863237) is an individual internal medicine provider in San Francisco, California, licensed in California (A98729) and active in the NPI registry since July 2007. He is enrolled in Medicare PECOS and is a graduate of University Of California, San Francisco School Of Medicine (2005).

NPPES Registry Identity

NPI1588863237
Entity TypeIndividualMale
Primary Taxonomy207R00000X
Provider Legal NameWILLIAM HUEN
Location AddressSAN FRANCISCO GENERAL HOSPITAL, 1001 POTRERO AVE, CLINIC 1M3San Francisco, CA 94110
Mailing AddressSan Francisco General Hospital, 1001 Potrero Ave, Clinic 1m3San Francisco, CA 94110
Phone(415) 206-8494
Sole ProprietorNo
Medical School CMSUniversity Of California, San Francisco School Of MedicineGraduated 2005
Enumeration DateJuly 13, 2007
✔ NPI 1588863237 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyInternal MedicineAllopathic & Osteopathic Physicians
Taxonomy Code207R00000X
License✔ Licensed in CA · A98729
Definition
A physician who provides long-term, comprehensive care in the office and the hospital, managing both common and complex illness of adolescents, adults and the elderly. Internists are trained in the diagnosis and treatment of cancer, infections and diseases affecting the heart, blood, kidneys, joints and digestive, respiratory and vascular systems. They are also trained in the essentials of primary care internal medicine, which incorporates an understanding of disease prevention, wellness, substance abuse, mental health and effective treatment of common problems of the eyes, ears, skin, nervous system and reproductive organs.
SAN FRANCISCO GENERAL HOSPITAL, San Francisco, CA 94110
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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

William Huen 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 ID7416025531
PECOS Enrollment IDI20081002000432
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 4

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.

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.
94 services31 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.
57 services20 patients
Hospital discharge day management, more than 30 minutes 99239
Hospital discharge day management over 30 minutes involves a detailed process to ensure a smooth transition from hospital to home. It includes final examinations, discussion of your hospital stay, post-discharge instructions, and coordinating follow-up care.
22 services22 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.
21 services20 patients

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 94110 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.

91.85/100
MIPS Final ScoreMerit-based Incentive Payment System · CMS Quality Payment Program
Scored as part of a group practice
Quality83.53
Promoting Interoperability100
Improvement Activities40
Cost68.01

Referred Medical Equipment & Supplies CMS DME claims

Durable medical equipment, devices and supplies this provider ordered from DME suppliers for patients, from Medicare fee-for-service claims.

Standard wheelchair K0001
DME-Wheelchairs · category DD000N
1 supplier11 claims11 services$7.41 avg. paid by Medicare
Dollar amounts are the average Medicare paid the supplier per service. They are not the cost to the patient.

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 William Huen's NPI number?

The NPI number for William Huen is 1588863237. It was assigned to this individual provider in the NPPES registry on July 13, 2007.

Where is William Huen located?

William Huen practices at San Francisco General Hospital 1001 Potrero Ave, Clinic 1m3, San Francisco, CA 94110. The listed phone number is (415) 206-8494.

What is William Huen's specialty?

The primary specialty registered for this NPI is Internal Medicine with taxonomy code 207R00000X.

Is William Huen enrolled in Medicare?

Yes. William Huen 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 William Huen was last updated on July 13, 2007. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 19 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.