Doctor profile · Federal record

Dr. Sarah Marvian, PHD

Psychologist (CMS: Clinical Psychologist) · Newark, DE

  • NPI 1174845317
  • Accepts Medicare
  • 28 yrs in practice
  • Female
  • Solo practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
1400 Peoples Plz, Suite 204
Newark, DE 197025707
(302) 832-5599
Mailing address
137 Valley Cir
Newark, DE 197116788

Credentials & registration

NPPES · NUCC
NPI registered
February 2010 — 16 yrs on file
Year of graduation
1998 — 28 yrs since
Specialty taxonomy
103T00000X — NUCC code
State license (1)
Delaware #B1-0000575

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1174845317. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
249
Distinct HCPCS
2
Medicare allowed
$30,595
HCPCS Description Services Patients Avg allowed
90837 Psychotherapy, 1 hour 182 19 $141
90834 Psychotherapy, 45 minutes 67 11 $74

In context: peer comparison

Among 6 peers in Newark Psychologist, average services per provider: 139. This provider delivers 1.8× the peer median.

Frequently asked questions

Auto-generated from federal data
What is Dr. Sarah Marvian's medical specialty?
Dr. Sarah Marvian practices Psychologist in Newark, DE.
Where does Dr. Sarah Marvian practice?
Dr. Sarah Marvian practices at 1400 Peoples Plz, Newark, DE 197025707. Office phone: 3028325599.
What is Dr. Sarah Marvian's NPI?
Dr. Sarah Marvian's National Provider Identifier (NPI) is 1174845317, issued by NPPES.
Does Dr. Sarah Marvian accept Medicare assignment?
Yes. Dr. Sarah Marvian accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Sarah Marvian commonly perform?
Top Medicare-reported procedures in 2023: Psychotherapy (HCPCS 90837); Psychotherapy (HCPCS 90834). Source: CMS Medicare Physician & Other Practitioners file.