DR. TAM T NGUYEN M.D.
NPI 1093929697
Family Medicine in Union City, CA

Active since May 10, 2007PECOS EnrolledAccepts Medicare Assignment
86.91/100
CMS Quality Rating
33077 ALVARADO NILES RD, UNION CITY, CA 94587(510) 248-1018(510) 605-6055 Get Directions Write a Review

NPPES record last updated: September 16, 2015. Verified against the NPPES registry weekly; last sync: August 09, 2026.

About Dr. Tam T Nguyen M.d. NPPES

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

DR. TAM T NGUYEN M.D. (NPI 1093929697) is an individual family medicine provider in Union City, California, licensed in California (A96679) and active in the NPI registry since May 2007. He is enrolled in Medicare PECOS and is a graduate of Pennsylvania State University College Of Medicine (2005).

NPPES Registry Identity

NPI1093929697
Entity TypeIndividualMale
Primary Taxonomy207Q00000X
Provider Legal NameDR. TAM T NGUYENCredential: M.D.
Location Address33077 ALVARADO NILES RDUnion City, CA 94587-3109
Mailing Address33077 Alvarado Niles RdUnion City, CA 94587-3109 · (510) 248-1500 · Fax (510) 675-0846
Fax(510) 605-6055
Sole ProprietorNo
Medical School CMSPennsylvania State University College Of MedicineGraduated 2005
Enumeration DateMay 10, 2007
Last NPPES UpdateSeptember 16, 2015
NPI 1093929697 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

Primary SpecialtyFamily MedicineAllopathic & Osteopathic Physicians
Taxonomy Code207Q00000X
License Licensed in CA · A96679
Definition
Family Medicine is the medical specialty which is concerned with the total health care of the individual and the family. It is the specialty in breadth which integrates the biological, clinical, and behavioral sciences. The scope of family medicine is not limited by age, sex, organ system, or disease entity.
33077 ALVARADO NILES RD, Union City, CA 94587

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. Tam T Nguyen 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 ID8820157076
PECOS Enrollment IDI20081104000109
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 27

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 moderate level of decision making, if using time, 30 minutes or more 99214
This is a routine check-up for patients who have previously visited our clinic. It involves a comprehensive review of your health and any ongoing treatments. The consultation lasts between 30-39 minutes, allowing enough time to discuss any concerns.
875 services342 patients
Advance care planning, first 30 minutes 99497
Advance care planning is a process where you discuss your healthcare preferences with your doctor. This conversation, lasting up to 30 minutes, helps ensure your wishes are respected if you're unable to communicate them in the future. It's about your care, your way.
338 services335 patients
Annual depression screening, 5 to 15 minutes G0444
An annual depression screening is a short, routine evaluation to check for signs of depression. It involves answering a series of questions about your feelings, thoughts, and behaviors. The process takes about 15 minutes and helps detect depression early for better management.
302 services302 patients
Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit G0439
An annual wellness visit is a yearly appointment with your primary care provider to create or update a personalized prevention plan. This plan helps prevent illness based on your current health and risk factors. It's a subsequent visit, meaning it follows an initial assessment.
295 services295 patients
Injection of drug or substance under skin or into muscle 96372
This procedure involves administering medication directly under the skin or into a muscle. A small needle is used to inject the drug, allowing it to be absorbed quickly into the bloodstream. It's a common method for delivering a variety of medications.
142 services93 patients
Hemoglobin a1c level 83036
Hemoglobin A1c (HbA1c) is a test that measures your average blood sugar level over the past 2-3 months. It's used to monitor how well diabetes is being controlled. High levels may indicate that your diabetes treatment plan needs adjustment.
139 services104 patients

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 94587 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.

86.91/100
MIPS Final ScoreMerit-based Incentive Payment System · CMS Quality Payment Program
Scored as part of a group practice
Quality81.61
Promoting Interoperability81
Improvement Activities40
Cost73.92

Referred Medical Equipment & Supplies CMS DME claims 11

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

Blood glucose test or reagent strips for home blood glucose monitor, per 50 strips A4253
DME-Other DME · category DE017N
25 suppliers130 claims248 services$5.69 avg. paid by Medicare
Lancets, per box of 100 A4259
DME-Medical/Surgical Supplies · category DA000N
16 suppliers61 claims68 services$1.00 avg. paid by Medicare
Ostomy skin barrier, solid 4 x 4 or equivalent, extended wear, without built-in convexity, each A4385
DME-Orthotic Devices · category DF010N
1 supplier14 claims280 services$4.57 avg. paid by Medicare
Ostomy skin barrier, with flange (solid, flexible or accordion), without built-in convexity, 4 x 4 inches or smaller, each A4414
DME-Orthotic Devices · category DF010N
1 supplier14 claims280 services$4.72 avg. paid by Medicare
Ostomy pouch, drainable; for use on barrier with non-locking flange, with filter (2 piece system), each A4425
DME-Orthotic Devices · category DF010N
1 supplier14 claims280 services$3.21 avg. paid by Medicare
Skin barrier, wipes or swabs, each A5120
DME-Orthotic Devices · category DF010N
1 supplier14 claims350 services$0.21 avg. paid by Medicare
Dollar amounts are the average Medicare paid the supplier per service. They are not the cost to the patient.

Other Providers at the Same Location NPPES 8

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

Family Medicine
33077 ALVARADO NILES RD
UNION CITY, CA 94587
Physician Assistant
33077 ALVARADO NILES RD
UNION CITY, CA 94587
Internal Medicine
33077 ALVARADO NILES RD
UNION CITY, CA 94587
Internal Medicine
33077 ALVARADO NILES RD
UNION CITY, CA 94587
Family Medicine (Sports Medicine)
33077 ALVARADO NILES RD
UNION CITY, CA 94587
Family Medicine
33077 ALVARADO NILES RD
UNION CITY, CA 94587
Family Medicine
33077 ALVARADO NILES RD
UNION CITY, CA 94587
Nurse Practitioner (Family)
33077 ALVARADO NILES RD
UNION CITY, CA 94587

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 Tam Nguyen's NPI number?

The NPI number for Tam Nguyen is 1093929697. It was assigned to this individual provider in the NPPES registry on May 10, 2007.

Where is Tam Nguyen located?

Tam Nguyen practices at 33077 Alvarado Niles Rd, Union City, CA 94587. The listed phone number is (510) 248-1018.

What is Tam Nguyen's specialty?

The primary specialty registered for this NPI is Family Medicine with taxonomy code 207Q00000X.

Is Tam Nguyen enrolled in Medicare?

Yes. Tam Nguyen 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 Tam Nguyen was last updated on September 16, 2015. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 10 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.