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TAM NGO DO
NPI 1689290447
Family Medicine in Harbor City, CA

Active since June 17, 2020PECOS EnrolledAccepts Medicare Assignment
25965 NORMANDIE AVE, HARBOR CITY, CA 90710(833) 574-2273 Get Directions Write a Review

NPPES record last updated: December 1, 2025. Verified against the NPPES registry weekly; last sync: October 25, 2026.

Record update history: Dec 1, 2025, Jun 4, 2025, Jun 17, 2020 (3 updates tracked since 2020).

About Tam Ngo Do NPPES

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

TAM NGO DO (NPI 1689290447) is an individual family medicine provider in Harbor City, California, licensed in California (20A21625) and active in the NPI registry since June 2020. She is enrolled in Medicare PECOS, maintains 2 additional practice locations, and is a graduate of University Of Pikeville, Kentucky College Of Osteopathic Med (2020).

NPPES Registry Identity

NPI1689290447
Entity TypeIndividualFemale
Primary Taxonomy207Q00000X
Provider Legal NameTAM NGOCredential: DO
Location Address25965 NORMANDIE AVEHarbor City, CA 90710-3416
Mailing Address25965 Normandie AveHarbor City, CA 90710-3416
Phone(833) 574-2273
Sole ProprietorNo
Medical School CMSUniversity Of Pikeville, Kentucky College Of Osteopathic MedGraduated 2020
Enumeration DateJune 17, 2020
Last NPPES UpdateDecember 1, 20253 updates tracked since enumeration
NPPES CertifiedDecember 1, 2025
✔ NPI 1689290447 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 · 20A21625
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.
25965 NORMANDIE AVE, Harbor City, CA 90710
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Other Names 1

Professional Name (2)Tam Ngo Do

Secondary Practice Locations 2

Location 11555 S Garey AvePomona, CA 91766-5222 · Phone (626) 919-4333
Location 2450 E Romie LnSalinas, CA 93901-4029 · Phone (831) 759-3257

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

Tam Ngo Do 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 ID2264926765
PECOS Enrollment IDI20251211002618
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 Tam Ngo reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.

Svmhs Clinics
274 mi
Multi-Specialty
505 E ROMIE LN STE A
Salinas, CA 93901
  • Reassigned Medicare billing, California enrollment
  • 310 clinicians in this Medicare group
NPI 1093158347 (831) 755-1701

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 90710 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
$96.36 typical visit price
range $62.96 – $187.60
Typical copayment $24.09 (range $15.74 – $46.90)
Most-billed visit code 99203
Established Patient
$109.96 typical visit price
range $20.84 – $153.61
Typical copayment $27.49 (range $5.21 – $38.40)
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.

RYAN AKIRA IWAMOTO PHARM.D.
Pharmacist (Pharmacist Clinician (PhC)/ Clinical Pharmacy Specialist)
25965 NORMANDIE AVE
HARBOR CITY, CA 90710
Los Angeles County (800) 780-1230
JULIO ESPINOSA M.D.
Obstetrics & Gynecology
25965 NORMANDIE AVE
HARBOR CITY, CA 90710
Los Angeles County (562) 881-9790
KERI NAGAISHI
Pharmacist
25965 NORMANDIE AVE
HARBOR CITY, CA 90710
Los Angeles County (808) 341-0662
MR. PARKER W GREENE PA
Physician Assistant
25965 NORMANDIE AVE
HARBOR CITY, CA 90710
Los Angeles County (310) 871-4735
RUMIE SU MD
Pediatrics
25965 NORMANDIE AVE
HARBOR CITY, CA 90710
Los Angeles County (310) 257-5179
MICHELE NGUYEN PHARM. D.
Pharmacist
25965 NORMANDIE AVE
HARBOR CITY, CA 90710
Los Angeles County (800) 780-1230
DR. BRYANT COLIN WONG PHARMD
Pharmacist
25965 NORMANDIE AVE
HARBOR CITY, CA 90710
Los Angeles County (310) 325-5111
DR. NISHA WADHWA MD
Pediatrics
25965 NORMANDIE AVE
HARBOR CITY, CA 90710
Los Angeles County (310) 467-9908

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 Ngo's NPI number?

The NPI number for Tam Ngo is 1689290447. It was assigned to this individual provider in the NPPES registry on June 17, 2020. The provider is also known as Tam Ngo Do.

Where is Tam Ngo located?

Tam Ngo practices at 25965 Normandie Ave, Harbor City, CA 90710. The listed phone number is (833) 574-2273.

What is Tam Ngo's specialty?

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

Is Tam Ngo enrolled in Medicare?

Yes. Tam Ngo 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 Tam Ngo's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Tam Ngo reassigns Medicare benefits to Svmhs Clinics (Salinas, 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 Tam Ngo'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 Tam Ngo was last updated on December 1, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 10 months 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.