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DR. DAVID H TSAI M.D.
NPI 1386673713
Internal Medicine - Geriatric Medicine in Lowell, MA

Active since June 30, 2006PECOS Enrolled
1081 VARNUM AVE, LOWELL, MA 01854(978) 427-6810(978) 427-6887 Get Directions Write a Review

NPPES record last updated: December 9, 2021. Verified against the NPPES registry weekly; last sync: July 26, 2026.

About Dr. David H Tsai M.d. NPPES

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

DR. DAVID H TSAI M.D. (NPI 1386673713) is an individual geriatric medicine provider in Lowell, Massachusetts, licensed in Massachusetts (158429) and active in the NPI registry since June 2006. He is enrolled in Medicare PECOS.

NPPES Registry Identity

NPI1386673713
Entity TypeIndividualMale
Primary Taxonomy207RG0300X
Provider Legal NameDR. DAVID H TSAICredential: M.D.
Location Address1081 VARNUM AVELowell, MA 01854-1131
Mailing Address1081 Varnum AveLowell, MA 01854-1131 · (978) 427-6810 · Fax (978) 427-6887
Phone(978) 427-6810
Fax(978) 427-6887
Sole ProprietorNo
Enumeration DateJune 30, 2006
Last NPPES UpdateDecember 9, 2021
NPPES CertifiedDecember 9, 2021
✔ NPI 1386673713 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyInternal Medicine · Geriatric MedicineAllopathic & Osteopathic Physicians
Taxonomy Code207RG0300X
License✔ Licensed in MA · 158429
Definition
An internist who has special knowledge of the aging process and special skills in the diagnostic, therapeutic, preventive and rehabilitative aspects of illness in the elderly. This specialist cares for geriatric patients in the patient's home, the office, long-term care settings such as nursing homes and the hospital.
Also ListedInternal Medicine · Hospice and Palliative MedicineTaxonomy 207RH0002X · License 158429 (MA)
1081 VARNUM AVE, Lowell, MA 01854
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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 (PECOS)

Dr. David H Tsai M.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.

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 01854 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
$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 4

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

SARA RILEY OTR/L
Occupational Therapist
1081 VARNUM AVE
LOWELL, MA 01854
Middlesex County (978) 427-6810
KAREN ANNE MAY RD; LDN
Dietitian, Registered
1081 VARNUM AVE
LOWELL, MA 01854
Middlesex County (978) 427-6810
DR. JULIE ROMBAUT O'CONNOR M.D.
Family Medicine
1081 VARNUM AVE
LOWELL, MA 01854
Middlesex County (978) 427-6810
BRITTANY COLLINS
Nurse Practitioner (Family)
1081 VARNUM AVE
LOWELL, MA 01854
Middlesex County (978) 427-6810

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 David Tsai's NPI number?

The NPI number for David Tsai is 1386673713. It was assigned to this individual provider in the NPPES registry on June 30, 2006.

Where is David Tsai located?

David Tsai practices at 1081 Varnum Ave, Lowell, MA 01854. The listed phone number is (978) 427-6810.

What is David Tsai's specialty?

The primary specialty registered for this NPI is Internal Medicine, specializing in Geriatric Medicine, with taxonomy code 207RG0300X.

Is David Tsai enrolled in Medicare?

Yes. David Tsai is registered in the Medicare PECOS enrollment system.

When was this NPI record last updated?

The NPPES record for David Tsai was last updated on December 9, 2021. NPI Profile syncs with the weekly NPPES data releases published by CMS.