DR. YONG-YONG TAM M.D.
NPI 1831150853
Emergency Medicine in Alameda, CA

Active since March 29, 2006PECOS EnrolledAccepts Medicare Assignment
91.04/100
CMS Quality Rating
2070 CLINTON AVE, ALAMEDA HOSPITAL, ALAMEDA, CA 94501(510) 482-0558 Get Directions Write a Review

NPPES record last updated: January 12, 2018. Verified against the NPPES registry weekly; last sync: August 09, 2026.

About Dr. Yong-yong Tam M.d. NPPES

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

DR. YONG-YONG TAM M.D. (NPI 1831150853) is an individual emergency medicine provider in Alameda, California, licensed in California (G34363) and active in the NPI registry since March 2006. She is enrolled in Medicare PECOS and is a graduate of Harvard Medical School (1976).

NPPES Registry Identity

NPI1831150853
Entity TypeIndividualFemale
Primary Taxonomy207P00000X
Provider Legal NameDR. YONG-YONG TAMCredential: M.D.
Location Address2070 CLINTON AVE, ALAMEDA HOSPITALAlameda, CA 94501-4399
Mailing Address5880 Balmoral DrOakland, CA 94619-2438 · (510) 482-4234
Sole ProprietorNo
Medical School CMSHarvard Medical SchoolGraduated 1976
Enumeration DateMarch 29, 2006
Last NPPES UpdateJanuary 12, 2018
NPI 1831150853 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

Primary SpecialtyEmergency MedicineAllopathic & Osteopathic Physicians
Taxonomy Code207P00000X
Licenses Licensed in CA · G34363 Licensed in MA · 41264
Definition
An emergency physician focuses on the immediate decision making and action necessary to prevent death or any further disability both in the pre-hospital setting by directing emergency medical technicians and in the emergency department. The emergency physician provides immediate recognition, evaluation, care, stabilization and disposition of a generally diversified population of adult and pediatric patients in response to acute illness and injury.
2070 CLINTON AVE, Alameda, CA 94501

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. Yong-yong Tam M.d. 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 ID5395736912
PECOS Enrollment IDI20040521000971
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.

Emergency department visit with high level of medical decision making 99285
An emergency department visit for severe conditions is when you urgently seek medical help due to serious health issues. These could be severe injuries, breathing problems, unbearable pain, or sudden severe illness. Doctors and nurses will provide immediate care to stabilize your condition.
171 services159 patients
Emergency department visit with moderate level of medical decision making 99284
An emergency department visit for a high-severity issue means you're experiencing a serious health problem that needs immediate attention. This could be a severe injury, serious illness, or life-threatening condition. Medical professionals will provide urgent care to stabilize your condition.
52 services45 patients
Critical care, first 30-74 minutes 99291
Critical care involves immediate and constant attention by a team of specially-trained health professionals. It's for patients with life-threatening conditions, requiring first 30-74 minutes of intense monitoring and treatment.
31 services30 patients
Emergency department visit with low level of medical decision making 99283
An emergency department visit for a problem of moderate severity involves immediate medical attention for issues like minor fractures, burns, or high fever. The healthcare team will assess your condition, provide necessary treatment, and may suggest further tests or admission if required.
27 services27 patients

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 94501 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
$104.51 typical visit price
range $69.00 – $202.35
Typical copayment $26.12 (range $17.25 – $50.58)
Most-billed visit code 99203
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.

91.04/100
MIPS Final ScoreMerit-based Incentive Payment System · CMS Quality Payment Program
Scored as part of a group practice
Quality82.13
Promoting Interoperability100
Improvement Activities40
Cost64.1

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.

Emergency Medicine
2070 CLINTON AVE
ALAMEDA, CA 94501
Dietitian, Registered
2070 CLINTON AVE
ALAMEDA, CA 94501
Internal Medicine
2070 CLINTON AVE, RM 2113
ALAMEDA, CA 94501
Internal Medicine (Pulmonary Disease)
2070 CLINTON AVE
ALAMEDA, CA 94501
Internal Medicine
2070 CLINTON AVE
ALAMEDA, CA 94501
Registered Nurse
2070 CLINTON AVE
ALAMEDA, CA 94501
Anesthesiology
2070 CLINTON AVE
ALAMEDA, CA 94501
Internal Medicine
2070 CLINTON AVE
ALAMEDA, CA 94501

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 Yong-yong Tam's NPI number?

The NPI number for Yong-yong Tam is 1831150853. It was assigned to this individual provider in the NPPES registry on March 29, 2006.

Where is Yong-yong Tam located?

Yong-yong Tam practices at 2070 Clinton Ave Alameda Hospital, Alameda, CA 94501. The listed phone number is (510) 482-0558.

What is Yong-yong Tam's specialty?

The primary specialty registered for this NPI is Emergency Medicine with taxonomy code 207P00000X.

Is Yong-yong Tam enrolled in Medicare?

Yes. Yong-yong Tam 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 Yong-yong Tam was last updated on January 12, 2018. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 8 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.