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HONG-THAO THIEU MD
NPI 1982682076
Obstetrics & Gynecology in Newton, MA

Active since January 09, 2006PECOS EnrolledAccepts Medicare Assignment
2000 WAHINGTON STREET, WELLESLEY WOMEN'S CARE SUITE 764, NEWTON, MA 02462(617) 965-7800(617) 965-4581 Get Directions Write a Review

NPPES record last updated: July 23, 2024. Verified against the NPPES registry weekly; last sync: November 08, 2026.

Record update history: Jul 23, 2024, Apr 30, 2021 (2 updates tracked since 2021).

About Hong-thao Thieu Md NPPES

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

HONG-THAO THIEU MD (NPI 1982682076) is an individual obstetrics & gynecology provider in Newton, Massachusetts, licensed in Massachusetts (223948) and active in the NPI registry since January 2006. She is enrolled in Medicare PECOS, is affiliated with Newton-wellesley Hospital, and is a graduate of Vanderbilt University School Of Medicine (2001).

NPPES Registry Identity

NPI1982682076
Entity TypeIndividualFemale
Primary Taxonomy207V00000X
Provider Legal NameHONG-THAO THIEUCredential: MD
Location Address2000 WAHINGTON STREET, WELLESLEY WOMEN'S CARE SUITE 764Newton, MA 02462
Mailing Address2000 Wahington Street, Wellesley Women's Care Suite 764Newton, MA 02462 · (617) 965-7800 · Fax (617) 965-4581
Phone(617) 965-7800
Fax(617) 965-4581
Sole ProprietorNo
Medical School CMSVanderbilt University School Of MedicineGraduated 2001
Enumeration DateJanuary 9, 2006
Last NPPES UpdateJuly 23, 20242 updates tracked since enumeration
NPPES CertifiedApril 30, 2021
✔ NPI 1982682076 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyObstetrics & GynecologyAllopathic & Osteopathic Physicians
Taxonomy Code207V00000X
License✔ Licensed in MA · 223948
Definition
An obstetrician/gynecologist possesses special knowledge, skills and professional capability in the medical and surgical care of the female reproductive system and associated disorders. This physician serves as a consultant to other physicians and as a primary physician for women.
2000 WAHINGTON STREET, Newton, MA 02462
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Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Anthem Blue Cross and Blue Shield.Insurance ›

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

Hong-thao Thieu Md 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 ID8628004504
PECOS Enrollment IDI20050712000780
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 Reassignments

3

Medicare enrollment records show Hong-thao Thieu reassigns Medicare billing to 3 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.

Mass General Brigham Medical Group Suburban Massachusetts Inc
0.5 mi
Family Medicine
2014 WASHINGTON STREET
Newton, MA 02462
  • Reassigned Medicare billing, Massachusetts enrollment
  • 992 clinicians in this Medicare group
NPI 1538191218 (617) 243-6262
Pratt Ob/Gyn Associates, Inc
10.0 mi
Obstetrics & Gynecology
800 WASHINGTON ST, BOX 1013
Boston, MA 02111
  • Reassigned Medicare billing, Massachusetts enrollment
  • 93 clinicians in this Medicare group
NPI 1336186501 (617) 636-5000
South Boston Community Health Center
11 mi
Community Health
409 W BROADWAY
South Boston, MA 02127
  • Reassigned Medicare billing, Massachusetts enrollment
  • 136 clinicians in this Medicare group
NPI 1669447413 (617) 269-7500

Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

Hospital Affiliations CMS Care Compare

Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.

Newton-Wellesley Hospital

Acute Care Hospitals · Newton, MA
5/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number220101
Location2014 Washington StreetNewton, MA 02462 · Middlesex County
Emergency services Birthing friendly

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 02462 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
$144.11 typical visit price
range $63.72 – $189.86
Typical copayment $36.02 (range $15.93 – $47.46)
Most-billed visit code 99204
Established Patient
$78.84 typical visit price
range $21.07 – $155.29
Typical copayment $19.71 (range $5.26 – $38.82)
Most-billed visit code 99213
Amounts reflect what Medicare beneficiaries in this ZIP area are typically charged for office visits. Patients with other coverage should check their individual plans.

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 Hong-thao Thieu's NPI number?

The NPI number for Hong-thao Thieu is 1982682076. It was assigned to this individual provider in the NPPES registry on January 9, 2006.

Where is Hong-thao Thieu located?

Hong-thao Thieu practices at 2000 Wahington Street Wellesley Women's Care Suite 764, Newton, MA 02462. The listed phone number is (617) 965-7800.

What is Hong-thao Thieu's specialty?

The primary specialty registered for this NPI is Obstetrics & Gynecology with taxonomy code 207V00000X.

Is Hong-thao Thieu enrolled in Medicare?

Yes. Hong-thao Thieu 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 organizations bill Medicare for Hong-thao Thieu's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Hong-thao Thieu reassigns Medicare benefits to 3 organizations: Mass General Brigham Medical Group Suburban Massachusetts Inc (Newton, MA), Pratt Ob/Gyn Associates, Inc (Boston, MA) and South Boston Community Health Center (South Boston, MA). Each 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 Hong-thao Thieu's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

What insurance does Hong-thao Thieu accept?

Health plans from Anthem Blue Cross and Blue Shield list Hong-thao Thieu as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.

Is Hong-thao Thieu affiliated with any hospitals?

According to CMS data, Hong-thao Thieu is affiliated with Newton-Wellesley Hospital.

When was this NPI record last updated?

The NPPES record for Hong-thao Thieu was last updated on July 23, 2024. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 2 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.