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TIFFANIE THY DO M.D.
NPI 1194251710
Internal Medicine - Hematology & Oncology in Irvine, CA

Active since May 02, 2017PECOS EnrolledAccepts Medicare Assignment
6670 ALTON PKWY, IRVINE, CA 92618(833) 574-2273 Get Directions Write a Review

NPPES record last updated: October 27, 2023. Verified against the NPPES registry weekly; last sync: July 26, 2026.

Record update history: Oct 27, 2023, Aug 23, 2023, Mar 24, 2020 (3 updates tracked since 2020).

About Tiffanie Thy Do M.d. NPPES

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

TIFFANIE THY DO M.D. (NPI 1194251710) is an individual hematology & oncology provider in Irvine, California, licensed in California (A157687) and active in the NPI registry since May 2017. She is enrolled in Medicare PECOS and is a graduate of Other (2017).

NPPES Registry Identity

NPI1194251710
Entity TypeIndividualFemale
Primary Taxonomy207RH0003X
Provider Legal NameTIFFANIE THY DOCredential: M.D.
Location Address6670 ALTON PKWYIrvine, CA 92618-3734
Mailing Address6670 Alton PkwyIrvine, CA 92618-3734
Phone(833) 574-2273
Sole ProprietorNo
Medical School CMSOtherGraduated 2017
Enumeration DateMay 2, 2017
Last NPPES UpdateOctober 27, 20233 updates tracked since enumeration
NPPES CertifiedAugust 23, 2023
✔ NPI 1194251710 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyInternal Medicine · Hematology & OncologyAllopathic & Osteopathic Physicians
Taxonomy Code207RH0003X
License✔ Licensed in CA · A157687
Definition
An internist doctor of osteopathy that specializes in the treatment of the combination of hematology and oncology disorders. A doctor of osteopathy that is board eligible/certified by the American Osteopathic Board of Internal Medicine WAS able to obtain a Certificate of Special Qualifications in the field of Hematology and Oncology. The Certificate is NO longer offered.
6670 ALTON PKWY, Irvine, CA 92618
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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

Tiffanie Thy Do 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 ID3072968239
PECOS Enrollment IDI20231009002690
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.

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 92618 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
$187.60 typical visit price
range $62.96 – $187.60
Typical copayment $46.90 (range $15.74 – $46.90)
Most-billed visit code 99205
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.

KAISER PERMANENTE
Health Maintenance Organization
6670 ALTON PKWY, ANESTHESIOLOGY DEPARTMENT 2ND FLOOR
IRVINE, CA 92618
Orange County (832) 368-1976
BEATRIZ SIMONS PA
Physician Assistant (Surgical)
6670 ALTON PKWY
IRVINE, CA 92618
Orange County (949) 932-5105
MRS. THUY DUONG TRUONG LE PHARM.D.
Pharmacist
6670 ALTON PKWY
IRVINE, CA 92618
Orange County (949) 932-5090
DR. GEORGE YUEN M.D.
Internal Medicine (Pulmonary Disease)
6670 ALTON PKWY
IRVINE, CA 92618
Orange County (888) 988-2800
CLAIRE LOURDES A GERONA
Physical Therapist
6670 ALTON PKWY
IRVINE, CA 92618
Orange County (833) 574-2273
DR. ALI M SOLTANI M.D.
Surgery (Plastic and Reconstructive Surgery)
6670 ALTON PKWY, MEDICAL OFFICE BUILDING 1
IRVINE, CA 92618
Orange County (949) 932-5938
ROBERT EVAN TUCHLER MD
Plastic Surgery
6670 ALTON PKWY, SAND CANYON MEDICAL OFFICE, SUITE 4110
IRVINE, CA 92618
Orange County (949) 932-5126
MICHAEL ANDREW NAPOLITANO M.D.
Thoracic Surgery (Cardiothoracic Vascular Surgery)
6670 ALTON PKWY
IRVINE, CA 92618
Orange County (888) 988-2800

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 Tiffanie Do's NPI number?

The NPI number for Tiffanie Do is 1194251710. It was assigned to this individual provider in the NPPES registry on May 2, 2017.

Where is Tiffanie Do located?

Tiffanie Do practices at 6670 Alton Pkwy, Irvine, CA 92618. The listed phone number is (833) 574-2273.

What is Tiffanie Do's specialty?

The primary specialty registered for this NPI is Internal Medicine, specializing in Hematology & Oncology, with taxonomy code 207RH0003X.

Is Tiffanie Do enrolled in Medicare?

Yes. Tiffanie Do 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 Tiffanie Do was last updated on October 27, 2023. NPI Profile syncs with the weekly NPPES data releases published by CMS.