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DR. TIMOTHY W TSAI M.D.
NPI 1740387356
Emergency Medicine in West Tisbury, MA

Active since September 19, 2006PECOS EnrolledAccepts Medicare Assignment
65 MUSIC STREET, WEST TISBURY, MA 02575(508) 560-2120 Get Directions Write a Review

NPPES record last updated: October 15, 2012. Verified against the NPPES registry weekly; last sync: August 02, 2026.

About Dr. Timothy W Tsai M.d. NPPES

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

DR. TIMOTHY W TSAI M.D. (NPI 1740387356) is an individual emergency medicine provider in West Tisbury, Massachusetts, licensed in Massachusetts (76209) and active in the NPI registry since September 2006. He is enrolled in Medicare PECOS, is affiliated with Martha's Vineyard Hospital Inc, and is a graduate of Saint Louis University School Of Medicine (1988).

NPPES Registry Identity

NPI1740387356
Entity TypeIndividualMale
Primary Taxonomy207P00000X
Provider Legal NameDR. TIMOTHY W TSAICredential: M.D.
Location Address65 MUSIC STREETWest Tisbury, MA 02575
Mailing AddressPo Box 1332West Tisbury, MA 02575-1332 · (508) 560-2120
Phone(508) 560-2120
Sole ProprietorNo
Medical School CMSSaint Louis University School Of MedicineGraduated 1988
Enumeration DateSeptember 19, 2006
Last NPPES UpdateOctober 15, 2012
✔ NPI 1740387356 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyEmergency MedicineAllopathic & Osteopathic Physicians
Taxonomy Code207P00000X
License✔ Licensed in MA · 76209
Definition
An emergency physician focuses on the immediate decision making and action necessary to prevent death or any further disability both in the pre-hospital setting by directing emergency medical technicians and in the emergency department. The emergency physician provides immediate recognition, evaluation, care, stabilization and disposition of a generally diversified population of adult and pediatric patients in response to acute illness and injury.
65 MUSIC STREET, West Tisbury, MA 02575
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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

Dr. Timothy W Tsai 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 ID7719978576
PECOS Enrollment IDI20040520000492
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.

Hospital Affiliations CMS Care Compare

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

Martha's Vineyard Hospital Inc

Critical Access Hospitals · Oak Bluffs, MA
4/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number221300
LocationOne Hospital Road, First Fl, Wing 5, PO Box 1477Oak Bluffs, MA 02557 · Dukes County
Emergency services Birthing friendly

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 02575 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
$90.70 typical visit price
range $58.86 – $177.36
Typical copayment $22.67 (range $14.71 – $44.34)
Most-billed visit code 99203
Established Patient
$103.48 typical visit price
range $19.11 – $144.84
Typical copayment $25.87 (range $4.77 – $36.21)
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.

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 Timothy Tsai's NPI number?

The NPI number for Timothy Tsai is 1740387356. It was assigned to this individual provider in the NPPES registry on September 19, 2006.

Where is Timothy Tsai located?

Timothy Tsai practices at 65 Music Street, West Tisbury, MA 02575. The listed phone number is (508) 560-2120.

What is Timothy Tsai's specialty?

The primary specialty registered for this NPI is Emergency Medicine with taxonomy code 207P00000X.

Is Timothy Tsai enrolled in Medicare?

Yes. Timothy Tsai 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.

Is Timothy Tsai affiliated with any hospitals?

According to CMS data, Timothy Tsai is affiliated with Martha's Vineyard Hospital Inc.

When was this NPI record last updated?

The NPPES record for Timothy Tsai was last updated on October 15, 2012. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 13 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.