Doctor profile · Federal record

Dr. Anna Shorenstein, PSY.D

Clinical Psychologist · Walnut Creek, CA

  • NPI 1821155474
  • Accepts Medicare
  • 19 yrs in practice
  • Female
  • Solo practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
39 Quail CT, Suite 205
Walnut Creek, CA 945965566
(925) 271-8040
Mailing address
Po Box 6302
Concord, CA 945241302

Credentials & registration

NPPES · NUCC
NPI registered
January 2007 — 19 yrs on file
Profile last updated
March 4, 2013
Year of graduation
2007 — 19 yrs since
Specialty taxonomy
103TC0700X — NUCC code
State license (1)
California #22405

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1821155474. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
305
Distinct HCPCS
2
Medicare allowed
$46,865
HCPCS Description Services Patients Avg allowed
90837 Psychotherapy, 1 hour 294 20 $152
90791 Psychiatric diagnostic evaluation 11 11 $188

In context: peer comparison

Among 5 peers in Walnut Creek Clinical Psychologist, average services per provider: 128. This provider delivers 2.4× the peer median.

Frequently asked questions

Auto-generated from federal data
What is Dr. Anna Shorenstein's medical specialty?
Dr. Anna Shorenstein practices Clinical Psychologist in Walnut Creek, CA.
Where does Dr. Anna Shorenstein practice?
Dr. Anna Shorenstein practices at 39 Quail CT, Walnut Creek, CA 945965566. Office phone: 9252718040.
What is Dr. Anna Shorenstein's NPI?
Dr. Anna Shorenstein's National Provider Identifier (NPI) is 1821155474, issued by NPPES.
Does Dr. Anna Shorenstein accept Medicare assignment?
Yes. Dr. Anna Shorenstein accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Anna Shorenstein commonly perform?
Top Medicare-reported procedures in 2023: Psychotherapy (HCPCS 90837); Psychiatric diagnostic evaluation (HCPCS 90791). Source: CMS Medicare Physician & Other Practitioners file.