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TINA CHANG
NPI 1457627762
Family Medicine in Watertown, MA

Active since March 30, 2012PECOS Enrolled
101 WALNUT ST, WATERTOWN, MA 02472(888) 897-1887(857) 343-8192 Get Directions Write a Review

NPPES record last updated: August 22, 2024. Verified against the NPPES registry weekly; last sync: October 25, 2026.

Record update history: Aug 22, 2024, Aug 5, 2024, Feb 26, 2020 (3 updates tracked since 2020).

About Tina Chang NPPES

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

TINA CHANG (NPI 1457627762) is an individual family medicine provider in Watertown, Massachusetts, licensed in Massachusetts (281034) and active in the NPI registry since March 2012. She is enrolled in Medicare PECOS.

NPPES Registry Identity

NPI1457627762
Entity TypeIndividualFemale
Primary Taxonomy207Q00000X
Provider Legal NameTINA CHANG
Location Address101 WALNUT STWatertown, MA 02472-4054
Mailing Address101 Walnut StWatertown, MA 02472-4054 · (888) 897-1887
Phone(888) 897-1887
Fax(857) 343-8192
Sole ProprietorNo
Enumeration DateMarch 30, 2012
Last NPPES UpdateAugust 22, 20243 updates tracked since enumeration
NPPES CertifiedAugust 22, 2024
✔ NPI 1457627762 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyFamily MedicineAllopathic & Osteopathic Physicians
Taxonomy Code207Q00000X
Licenses✔ Licensed in MA · 281034✔ Licensed in NC · 2015-02264
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.
101 WALNUT ST, Watertown, MA 02472
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Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Cigna Healthcare.Insurance ›

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Tina Chang is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

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 Tina Chang reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.

Duke University Affiliated Physicians, Inc.
570 mi
Family Medicine
480 RUIN CREEK RD
Henderson, NC 27536
  • Reassigned Medicare billing, North Carolina enrollment
  • 636 clinicians in this Medicare group
NPI 1932137676 (252) 492-3152

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 02472 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
$97.64 typical visit price
range $63.72 – $189.86
Typical copayment $24.41 (range $15.93 – $47.46)
Most-billed visit code 99203
Established Patient
$111.18 typical visit price
range $21.07 – $155.29
Typical copayment $27.79 (range $5.26 – $38.82)
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 9

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

KATHERINE ADELE DE KANTER NP
Nurse Practitioner (Family)
101 WALNUT ST
WATERTOWN, MA 02472
Middlesex County (888) 897-1887
JEFFREY O GREENBERG M.D.
Internal Medicine
101 WALNUT ST
WATERTOWN, MA 02472
Middlesex County (781) 291-3042
ZORAIDA SANCHEZ LCSW
Social Worker (Clinical)
101 WALNUT ST
WATERTOWN, MA 02472
Middlesex County (888) 897-1887
MS. ABIGAIL MAE RICHMAN FNP
Nurse Practitioner (Family)
101 WALNUT ST
WATERTOWN, MA 02472
Middlesex County (888) 897-1887
ELEANOR A BUENO D.O.
Family Medicine
101 WALNUT ST
WATERTOWN, MA 02472
Middlesex County (888) 897-1887
DR. NISHA ANN BASU MD
Internal Medicine
101 WALNUT ST
WATERTOWN, MA 02472
Middlesex County (888) 897-1887
LESLIE ANNE BUBLICK NP
Nurse Practitioner (Family)
101 WALNUT ST
WATERTOWN, MA 02472
Middlesex County (888) 897-1887
FABIANA SAAD NP
Nurse Practitioner (Primary Care)
101 WALNUT ST
WATERTOWN, MA 02472
Middlesex County (781) 291-3042

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 Tina Chang's NPI number?

The NPI number for Tina Chang is 1457627762. It was assigned to this individual provider in the NPPES registry on March 30, 2012.

Where is Tina Chang located?

Tina Chang practices at 101 Walnut St, Watertown, MA 02472. The listed phone number is (888) 897-1887.

What is Tina Chang's specialty?

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

Is Tina Chang enrolled in Medicare?

Yes. Tina Chang is registered in the Medicare PECOS enrollment system.

Which organization bills Medicare for Tina Chang's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Tina Chang reassigns Medicare benefits to Duke University Affiliated Physicians, Inc. (Henderson, NC). 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 Tina Chang's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

What insurance does Tina Chang accept?

Health plans from Cigna Healthcare list Tina Chang 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.

When was this NPI record last updated?

The NPPES record for Tina Chang was last updated on August 22, 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.