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DR. HUI HAN
NPI 1386809093
Preventive Medicine - Occupational Medicine in Oakland, CA

Active since July 22, 2008PECOS EnrolledAccepts Medicare Assignment
1800 HARRISON ST FL 7, OAKLAND, CA 94612(510) 625-6262 Get Directions Write a Review

NPPES record last updated: December 14, 2021. Verified against the NPPES registry weekly; last sync: October 25, 2026.

About Dr. Hui Han NPPES

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

DR. HUI HAN (NPI 1386809093) is an individual occupational medicine provider in Oakland, California, licensed in California (A97913) and active in the NPI registry since July 2008. She is enrolled in Medicare PECOS and is a graduate of Other (1989).

NPPES Registry Identity

NPI1386809093
Entity TypeIndividualFemale
Primary Taxonomy2083X0100X
Provider Legal NameDR. HUI HAN
Location Address1800 HARRISON ST FL 7Oakland, CA 94612-3466
Mailing Address1800 Harrison St Fl 7Oakland, CA 94612-3466
Phone(510) 625-6262
Sole ProprietorNo
Medical School CMSOtherGraduated 1989
Enumeration DateJuly 22, 2008
Last NPPES UpdateDecember 14, 2021
✔ NPI 1386809093 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyPreventive Medicine · Occupational MedicineAllopathic & Osteopathic Physicians
Taxonomy Code2083X0100X
License✔ Licensed in CA · A97913
Definition
Occupational medicine focuses on the health of workers, including the ability to perform work; the physical, chemical, biological, and social environments of the workplace; and the health outcomes of environmental exposures. Practitioners in this field address the promotion of health in the work place, and the prevention and management of occupational and environmental injury, illness, and disability.
1800 HARRISON ST FL 7, Oakland, CA 94612
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Medicare Participation & PECOS CMS

Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare and accepts Medicare assignment

Dr. Hui Han 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 ID1456418722
PECOS Enrollment IDI20090401000248
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.

Medicare Billing Reassignment

Medicare enrollment records show Hui Han reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.

Permanente Medical Group Inc
9.7 mi
Internal Medicine
2238 GEARY
San Francisco, CA 94116
  • Reassigned Medicare billing, California enrollment
  • 20,078 clinicians in this Medicare group
NPI 1841373800 (415) 833-2200

Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 94612 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.

Other Providers at the Same Location NPPES 20

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

DR. CHRISTOPHER A COX M.D.
Orthopaedic Surgery (Hand Surgery)
1800 HARRISON ST FL 7
OAKLAND, CA 94612
Alameda County (925) 295-4000
DR. SHUK HAN TERRI WONG M.D.
Family Medicine
1800 HARRISON ST FL 7
OAKLAND, CA 94612
Alameda County (510) 625-6262
HAROLD LIN MD
Hospitalist
1800 HARRISON ST FL 7
OAKLAND, CA 94612
Alameda County (510) 625-6262
MRS. POLLY VAN SANT SOLER CRNA
Nurse Anesthetist, Certified Registered
1800 HARRISON ST FL 7
OAKLAND, CA 94612
Alameda County (510) 625-6262
SYDNEY ELIZABETH FERRIS WILLIAMS A.S.W.
Social Worker (Clinical)
1800 HARRISON ST FL 7
OAKLAND, CA 94612
Alameda County (510) 625-2856
ANGEL MENDOZA-GONZALEZ
Internal Medicine
1800 HARRISON ST FL 7
OAKLAND, CA 94612
Alameda County (916) 734-2737
CHIKA M ROJAS LCSW
Social Worker
1800 HARRISON ST FL 7
OAKLAND, CA 94612
Alameda County (510) 625-2856
ERIK K MADDEN M.D.
Surgery
1800 HARRISON ST FL 7
OAKLAND, CA 94612
Alameda County (510) 625-2856

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 Hui Han's NPI number?

The NPI number for Hui Han is 1386809093. It was assigned to this individual provider in the NPPES registry on July 22, 2008.

Where is Hui Han located?

Hui Han practices at 1800 Harrison St Fl 7, Oakland, CA 94612. The listed phone number is (510) 625-6262.

What is Hui Han's specialty?

The primary specialty registered for this NPI is Preventive Medicine, specializing in Occupational Medicine, with taxonomy code 2083X0100X.

Is Hui Han enrolled in Medicare?

Yes. Hui Han 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.

Which organization bills Medicare for Hui Han's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Hui Han reassigns Medicare benefits to Permanente Medical Group Inc (San Francisco, CA). The reassignment is filed with Medicare on form CMS-855R, signed by both the clinician and the organization, and lets the organization bill Medicare and receive payment for Hui Han's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

When was this NPI record last updated?

The NPPES record for Hui Han was last updated on December 14, 2021. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 4 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.