Doctor profile · Federal record

Dr. Alison Tan, PHD

Psychologist (CMS: Clinical Psychologist) · Carlsbad, CA

  • NPI 1962172593
  • Accepts Medicare
  • 6 yrs in practice
  • Female
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
5838 Edison Pl Ste 100
Carlsbad, CA 920085520
(215) 344-8187
Mailing address
3333 E Cameron Ave
West Covina, CA 917913446

Credentials & registration

NPPES · NUCC
NPI registered
September 2021 — 5 yrs on file
Profile last updated
August 25, 2023
Year of graduation
2020 — 6 yrs since
Specialty taxonomy
103T00000X — NUCC code
State license (1)
California #32890

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1962172593. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
2,361
Distinct HCPCS
6
Medicare allowed
$209,066
HCPCS Description Services Patients Avg allowed
90832 Psychotherapy, 30 minutes 1,505 145 $80
90834 Psychotherapy, 45 minutes 502 41 $105
90832 Psychotherapy, 30 minutes 148 65 $69
90791 Psychiatric diagnostic evaluation 118 118 $185
90785 Psychiatric services complicated by communication factor 48 29 $16
90834 Psychotherapy, 45 minutes 40 14 $91

In context: peer comparison

Among 2 peers in Carlsbad Psychologist, average services per provider: 371. This provider delivers 6.4× the peer median.

Frequently asked questions

Auto-generated from federal data
What is Dr. Alison Tan's medical specialty?
Dr. Alison Tan practices Psychologist in Carlsbad, CA.
Where does Dr. Alison Tan practice?
Dr. Alison Tan practices at 5838 Edison Pl Ste 100, Carlsbad, CA 920085520. Office phone: 2153448187.
What is Dr. Alison Tan's NPI?
Dr. Alison Tan's National Provider Identifier (NPI) is 1962172593, issued by NPPES.
Does Dr. Alison Tan accept Medicare assignment?
Yes. Dr. Alison Tan accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Alison Tan commonly perform?
Top Medicare-reported procedures in 2023: Psychotherapy (HCPCS 90832); Psychotherapy (HCPCS 90834); Psychotherapy (HCPCS 90832). Source: CMS Medicare Physician & Other Practitioners file.