Doctor profile · Federal record

Dr. Diana Tsai, DPT

Physical Therapist (CMS: Physical Therapist in Private Practice) · Vista, CA

  • NPI 1881142651
  • Accepts Medicare
  • 22 yrs in practice
  • Female
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
130 Cedar RD
Vista, CA 920835102
(760) 805-5400
Mailing address
10790 Rancho Bernardo RD, 4S-205
San Diego, CA 921275705

Credentials & registration

NPPES · NUCC
NPI registered
September 2016 — 10 yrs on file
Year of graduation
2004 — 22 yrs since
Specialty taxonomy
225100000X — NUCC code
State license (1)
California #PT29709

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1881142651. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
424
Distinct HCPCS
3
Medicare allowed
$14,349
HCPCS Description Services Patients Avg allowed
97140 Therapy procedure using manual technique, each 15 minutes 196 39 $23
97110 Therapy procedure using exercise to develop strength, endurance, range of motion, and flexibility, each 15 minutes 189 43 $29
97161 Evaluation for physical therapy, typically 20 minutes 39 37 $110

In context: peer comparison

Among 13 peers in this city , average services per provider: 341. This provider delivers 1.2× the peer median.

Frequently asked questions

Auto-generated from federal data
What is Dr. Diana Tsai's medical specialty?
Dr. Diana Tsai practices Physical Therapist in Vista, CA.
Where does Dr. Diana Tsai practice?
Dr. Diana Tsai practices at 130 Cedar RD, Vista, CA 920835102. Office phone: 7608055400.
What is Dr. Diana Tsai's NPI?
Dr. Diana Tsai's National Provider Identifier (NPI) is 1881142651, issued by NPPES.
Does Dr. Diana Tsai accept Medicare assignment?
Yes. Dr. Diana Tsai accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Diana Tsai commonly perform?
Top Medicare-reported procedures in 2023: Therapy procedure using manual technique (HCPCS 97140); Therapy procedure using exercise to develop strength, endurance, range of motion, and flexibility (HCPCS 97110); Evaluation for physical therapy, typically 20 minutes (HCPCS 97161). Source: CMS Medicare Physician & Other Practitioners file.