DR. LY VIET DO (M.D.) – Radiation Oncology Physician, NPI 1376706929

DR. LY VIET DO (M.D.) is a healthcare provider. based in San jose, California. specializing in RADIATION ONCOLOGY. They hold the professional credentials M.D.. They hold a License No. A88783 (CA). The NPI Number for DR. LY VIET DO (M.D.) is 1376706929

Main info

Male
Sole Proprietor
23 Years Of Experience
Accepts Medicare Assignment
Name
DR. LY VIET DO (M.D.)
NPI
1376706929
Phone
Not provided
Address
5091 MITTY WAY
Enumeration Date
3 July 2008
Last Update Date
25 January 2011

Doctor Profile

Medical School Name
UNIVERSITY OF CALIFORNIA, IRVINE, CALIFORNIA COLLEGE OF MEDICINE
Secondary Phone
4087294673
Graduation Year
2003 (23 years ago)
PAC ID
6406915388
Group Practice PAC ID
4688610918
Professional Enrollment ID
I20081106000673
Address ID
CA951161599SA200XXAVEX401
Data current as of
20 May 2026

Profile Insights

NPPES metrics only — not quality of care.

Methodology
Experience48
Completeness75
Years active:17State licenses:1Digital endpointsOther names

677 RADIATION ONCOLOGY in CA

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Provider Addresses for DR. LY VIET DO (M.D.)

  • 5091, Mitty Way, San Jose, Santa Clara County, California, 95129, United States

    SAN JOSE, CA 951291849

    Phone:

    Type: Mailing

  • 200, Jose Figueres Avenue, Little Portugal, San Jose, Santa Clara County, California, 95116, United States

    #199

    SAN JOSE, CA 951161500

    Phone: (408) 729-4673

    Type: Location

NPPES updates history

No NPPES updates recorded for this provider.

Prescription Activity

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Open Payments (CMS)

CMS reports 86 Open Payments records for all available years, with a total value of $2,497.

Total Amount is formed as General ($2,497) + Research ($0) + Ownership ($0) = $2,497.

Last reported payment date: 2024-12-18 • Largest payer in this snapshot: AstraZeneca Pharmaceuticals LP ($542).

Total Amount

$2,497

General + Research + Ownership

Payments

86

Total payment records

General Amount

$2,497

General payments

Research Amount

$0

Research funding

Ownership Amount

$0

Ownership interests

Ownership Count

0

Ownership records

Last Payment Date

2024-12-18

Latest reported date

View all Open Payments →|Open Payments Risk Radar →

Medicare Enrollment & Revalidation

Source: CMS public data · Not endorsed by CMS ·

Educational use only—not medical, billing, or legal advice.

PECOS enrollment status

Participating (accepts Medicare assignment)

Enrollment effective: 2008-11-06

PECOS data refreshed: 2026-05-27

Medicare revalidation (CMS due date list)

Due date not assigned yet

CMS is tracking this Medicare enrollment for revalidation, but has not published a due date.

Enrollment records

1

Earliest due date

Not assigned (TBD)

CMS data updated

2026-06-01

Revalidation progress

  1. Medicare enrolled
  2. On CMS revalidation list
  3. Due date assigned
  4. Revalidate in PECOS

CMS enrollment records

Enrollment IDTypeSpecialtyStateDue date
I20081106000673IRadiation OncologyCATBD

What to do next

  • No action required while the due date shows TBD.
  • Check the CMS Revalidation Lookup Tool periodically — CMS updates the list about every 60 days.
  • Do not submit a revalidation application in PECOS until CMS publishes a concrete due date.

Verify on CMS Revalidation Lookup Tool

Prepare CMS-855 application → · Look up this NPI in PECOS → · Verify on CMS PECOS

Medicare Utilization (FFS)

Source: CMS public data · Not endorsed by CMS · Beneficiary counts under 11 are suppressed in source data ·

Educational use only—not medical, billing, or legal advice.

Top Medicare procedures (2023) · refreshed 2026-05-27

HCPCSDescriptionServicesBeneficiariesMedicare allowed
G6015Intensity modulated treatment delivery, single or multiple fields/arcs,via narrow spatially and temporally modulated beams, binary, dynamic mlc, per treatment session66627$0
77014Ct guidance for insertion of radiation therapy fields56922$0
G6012Radiation treatment delivery,3 or more separate treatment areas, custom blocking, tangential ports, wedges, rotational beam, compensators, electron beam; 6-10 mev27919$0
99214Established patient office or other outpatient visit, 30-39 minutes218133$0
77336Continuing radiation therapy consultation per week20036$0
View full utilization report →

Insurance plans in this area (ZIP 95129)

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Provider's Procedures

DR. LY VIET DO (M.D.) performs procedures in RADIATION ONCOLOGY. See the list of HCPCS codes below.
SpecialtyPractice State
HCPCS Code
Description
Service Count
Beneficiary Count
RADIATION ONCOLOGYCA77263Management of radiation therapy, complex6864
RADIATION ONCOLOGYCA77427Radiation treatment management, 5 treatments33766

Group practice members

Group practice members are other physicians who share the same Group Practice PAC ID with this doctor. When doctors form a group practice and register in PECOS as a single entity, they receive a shared identification number. This table lists all providers in the same group practice.
PAC ID: 4688610918View full group profile
NameSpecialtyState
Radiation OncologyCA

Reviews

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Frequently asked questions

Where can patients find DR. LY VIET DO (M.D.)'s NPI?
You can confirm DR. LY VIET DO (M.D.) with NPI 1376706929; it appears in the national provider directory.
Is DR. LY VIET DO (M.D.) active in the national directory?
DR. LY VIET DO (M.D.)'s public NPI profile is in an active state.
Can you summarize DR. LY VIET DO (M.D.)'s specialty in plain language?
Clinically, the directory lists DR. LY VIET DO (M.D.) with Radiation Oncology Physician. Clinical services aligned with this taxonomy classification.
Where is DR. LY VIET DO (M.D.)'s primary listing?
We display San Jose, California because that is what the record indicates for DR. LY VIET DO (M.D.).
Does Medicare enrollment show here?
Medicare enrollment screens are separate from the basic NPI extract shown here.

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