Doctor profile · Federal record

Dr. Maureen Diezman, PMHNP-BC

Psychiatric/Mental Health Nurse Practitioner (CMS: Nurse Practitioner) · Psychiatric/Mental Health Nurse Practitioner · Psychiatric/Mental Health Nurse Practitioner · Aldie, VA

  • NPI 1598541856
  • 3 yrs in practice
  • Licensed in 3 states
  • Female
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
24560 Southpoint Dr Ste 260
Aldie, VA 201053505
(703) 248-7472

Credentials & registration

NPPES · NUCC
NPI registered
September 2023 — 3 yrs on file
Profile last updated
May 7, 2025
Year of graduation
2023 — 3 yrs since
Specialty taxonomy
363LP0808X — NUCC code
State licenses (3)
Virginia #0024188023 · District of Columbia #NP500015354 · Maryland #AC007507

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1598541856. Last verified May 11, 2026.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$829
Transactions
19
Manufacturers
10
Payer (manufacturer) Industry Txns Amount
Axsome Therapeutics, Inc. 2 $231.76
Neurocrine Biosciences, Inc. 4 $209.61
Janssen Pharmaceuticals, Inc 2 $149.79
Teva Pharmaceuticals USA, Inc. 3 $69.23
ITI, Inc. (d/b/a Intra-Cellular Therapies, Inc.) 2 $55.61
Supernus Pharmaceuticals, Inc. 2 $34.04
Neuronetics, Inc. 1 $23.55
Corium, LLC 1 $21.16
ABBVIE INC. 1 $19.67
Takeda Pharmaceuticals U.S.A., Inc. 1 $14.45

By nature of payment

Food and Beverage
$829

Frequently asked questions

Auto-generated from federal data
What is Dr. Maureen Diezman's medical specialty?
Dr. Maureen Diezman practices Psychiatric/Mental Health Nurse Practitioner in Aldie, VA.
Where does Dr. Maureen Diezman practice?
Dr. Maureen Diezman practices at 24560 Southpoint Dr Ste 260, Aldie, VA 201053505. Office phone: 7032487472.
What is Dr. Maureen Diezman's NPI?
Dr. Maureen Diezman's National Provider Identifier (NPI) is 1598541856, issued by NPPES.
Does Dr. Maureen Diezman accept Medicare assignment?
Dr. Maureen Diezman does not accept Medicare assignment for all services. Patients may be billed amounts beyond Medicare-allowed charges.