ALEXANDER CHUNG-YU TSAI M.D., PH.D.
NPI 1316047319
Psychiatry & Neurology - Psychiatry in Boston, MA

Active since September 22, 2006PECOS Enrolled
55 FRUIT ST, BOSTON, MA 02114(617) 643-0795(617) 724-0354 Get Directions Write a Review

NPPES record last updated: October 21, 2019. Verified against the NPPES registry weekly; last sync: July 19, 2026.

About Alexander Chung-yu Tsai M.d., Ph.d. NPPES

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

ALEXANDER CHUNG-YU TSAI M.D., PH.D. (NPI 1316047319) is an individual psychiatry provider in Boston, Massachusetts, licensed in Massachusetts (245863) and active in the NPI registry since September 2006. He is enrolled in Medicare PECOS and maintains a secondary practice location in Boston.

NPPES Registry Identity

NPI1316047319
Entity TypeIndividualMale
Primary Taxonomy2084P0800X
Provider Legal NameALEXANDER CHUNG-YU TSAICredential: M.D., PH.D.
Location Address55 FRUIT STBoston, MA 02114
Mailing Address55 Fruit StBoston, MA 02114-2696 · (617) 643-0795 · Fax (617) 724-0354
Fax(617) 724-0354
Sole ProprietorNo
Enumeration DateSeptember 22, 2006
Last NPPES UpdateOctober 21, 2019
NPI 1316047319 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

Primary SpecialtyPsychiatry & Neurology · PsychiatryAllopathic & Osteopathic Physicians
Taxonomy Code2084P0800X
Licenses Licensed in MA · 245863 Licensed in WA · ML20008744 Licensed in CA · A100854
Definition

A Psychiatrist specializes in the prevention, diagnosis, and treatment of mental disorders, emotional disorders, psychotic disorders, mood disorders, anxiety disorders, substance-related disorders, sexual and gender identity disorders and adjustment disorders. Biologic, psychological, and social components of illnesses are explored and understood in treatment of the whole person. Tools used may include diagnostic laboratory tests, prescribed medications, evaluation and treatment of psychological and interpersonal problems with individuals and families, and intervention for coping with stress, crises, and other problems.

55 FRUIT ST, Boston, MA 02114

Secondary Practice Location 1

Location 155 Fruit StBoston, MA 02114 · Phone (617) 643-0795 · Fax (617) 724-0354

Accepted Insurance

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, and ordering and referring status from the CMS PECOS system.

Medicare Enrollment Status

Enrolled in Medicare (PECOS)

Alexander Chung-yu Tsai M.d., Ph.d. 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.

Areas of Expertise CMS Part B claims

Services this provider delivered to Medicare fee-for-service patients, from the 2024 & 2026 CMS Medicare utilization data. Higher counts generally reflect more experience with a service; care delivered outside Medicare is not included.

Follow-up hospital inpatient care per day, typically 25 minutes 99232
Follow-up hospital inpatient care involves daily check-ups while you're admitted in the hospital. Typically, a healthcare provider spends about 25 minutes each day reviewing your condition, adjusting treatment if needed, and answering any questions you might have.
42 services16 patients

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 02114 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
$189.86 typical visit price
range $63.72 – $189.86
Typical copayment $47.46 (range $15.93 – $47.46)
Most-billed visit code 99205
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.

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.

Internal Medicine (Gastroenterology)
55 FRUIT ST
BOSTON, MA 02114
Psychiatry & Neurology (Psychiatry)
55 FRUIT ST, WARREN 1220
BOSTON, MA 02114
Internal Medicine (Gastroenterology)
55 FRUIT ST
BOSTON, MA 02114
Internal Medicine
55 FRUIT ST, 4710B
BOSTON, MA 02114
Thoracic Surgery (Cardiothoracic Vascular Surgery)
55 FRUIT ST, BUL 119
BOSTON, MA 02114
Thoracic Surgery (Cardiothoracic Vascular Surgery)
55 FRUIT ST, MGH, BULFINCH 2
BOSTON, MA 02114
Urology
55 FRUIT ST, GRB 1102
BOSTON, MA 02114
Anesthesiology
55 FRUIT ST, CLN 3
BOSTON, MA 02114

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1316047319, enumerated as an "individual" on September 22, 2006.

The provider is located at 55 FRUIT ST BOSTON, MA 02114 and the phone number is (617) 643-0795.

Psychiatry & Neurology with taxonomy code 2084P0800X and a focus in Psychiatry.

The provider might be accepting Accepts: Harvard Pilgrim Health Care. Please consult your insurance carrier or call the provider to verify.