Doctor profile · Federal record

Dr. Joann Thacker, PHD

Psychologist (CMS: Clinical Psychologist) · Silver Spring, MD

  • NPI 1205862406
  • Accepts Medicare
  • MIPS 79.6 / 100 · 2023
  • 45 yrs in practice
  • Female
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
11215 Oak Leaf Dr, Suite 108
Silver Spring, MD 209011317
(301) 593-1315
fax (301) 681-4699

Credentials & registration

NPPES · NUCC
NPI registered
June 2006 — 20 yrs on file
Profile last updated
July 8, 2007
Year of graduation
1981 — 45 yrs since
Specialty taxonomy
103T00000X — NUCC code
State license (1)
Maryland #01659

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1205862406. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
503
Distinct HCPCS
3
Medicare allowed
$51,958
HCPCS Description Services Patients Avg allowed
90834 Psychotherapy, 45 minutes 311 62 $95
90832 Psychotherapy, 30 minutes 98 59 $72
90791 Psychiatric diagnostic evaluation 94 94 $163

In context: peer comparison

Among 2 peers in Silver Spring Psychologist, average services per provider: 155. This provider delivers 3.2× the peer median.

Frequently asked questions

Auto-generated from federal data
What is Dr. Joann Thacker's medical specialty?
Dr. Joann Thacker practices Psychologist in Silver Spring, MD.
Where does Dr. Joann Thacker practice?
Dr. Joann Thacker practices at 11215 Oak Leaf Dr, Silver Spring, MD 209011317. Office phone: 3015931315.
What is Dr. Joann Thacker's NPI?
Dr. Joann Thacker's National Provider Identifier (NPI) is 1205862406, issued by NPPES.
Does Dr. Joann Thacker accept Medicare assignment?
Yes. Dr. Joann Thacker accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Joann Thacker commonly perform?
Top Medicare-reported procedures in 2023: Psychotherapy (HCPCS 90834); Psychotherapy (HCPCS 90832); Psychiatric diagnostic evaluation (HCPCS 90791). Source: CMS Medicare Physician & Other Practitioners file.