Doctor profile · Federal record

Dr. Andrea Viegas, PHD

Psychologist (CMS: Clinical Psychologist) · Huntsville, AL

  • NPI 1538251327
  • Accepts Medicare
  • 34 yrs in practice
  • Female
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
608 Davis Circle
Huntsville, AL 35801
(256) 533-5792
fax (256) 533-0024

Credentials & registration

NPPES · NUCC
NPI registered
September 2006 — 20 yrs on file
Profile last updated
July 8, 2007
Year of graduation
1992 — 34 yrs since
Specialty taxonomy
103T00000X — NUCC code
State license (1)
Alabama #861

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1538251327. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
1,823
Distinct HCPCS
6
Medicare allowed
$126,404
HCPCS Description Services Patients Avg allowed
96137 Administration of psychological or neuropsychological test, each additional 30 minutes 930 71 $36
96133 Evaluation of neuropsychological test, each additional hour 413 70 $93
90837 Psychotherapy, 1 hour 184 83 $138
96136 Administration of psychological or neuropsychological test, first 30 minutes 134 71 $39
90791 Psychiatric diagnostic evaluation 92 91 $166
96132 Evaluation of neuropsychological test, first hour 70 70 $122

In context: peer comparison

Among 3 peers in this city , average services per provider: 269. This provider delivers 6.8× the peer median.

Frequently asked questions

Auto-generated from federal data
What is Dr. Andrea Viegas's medical specialty?
Dr. Andrea Viegas practices Psychologist in Huntsville, AL.
Where does Dr. Andrea Viegas practice?
Dr. Andrea Viegas practices at 608 Davis Circle, Huntsville, AL 35801. Office phone: 2565335792.
What is Dr. Andrea Viegas's NPI?
Dr. Andrea Viegas's National Provider Identifier (NPI) is 1538251327, issued by NPPES.
Does Dr. Andrea Viegas accept Medicare assignment?
Yes. Dr. Andrea Viegas accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Andrea Viegas commonly perform?
Top Medicare-reported procedures in 2023: Administration of psychological or neuropsychological test (HCPCS 96137); Evaluation of neuropsychological test, each additional hour (HCPCS 96133); Psychotherapy (HCPCS 90837). Source: CMS Medicare Physician & Other Practitioners file.