Doctor profile · Federal record

Dr. Stephanie Williams, PH.D., L.P.

Clinical Psychologist · Ferndale, MI

  • NPI 1306886270
  • Accepts Medicare
  • 18 yrs in practice
  • Female
  • Group practice
  • No sanctions

Practice & contact

Operates at 2 locations .

NPPES Updated May 11, 2026
Primary practice
901 Livernois St
Ferndale, MI 482202319
(248) 259-1991
fax (248) 286-6062
Additional location
39319 Plymouth RD Ste 2
Livonia, MI 481501059

Credentials & registration

NPPES · NUCC
NPI registered
June 2006 — 20 yrs on file
Profile last updated
September 13, 2021
Year of graduation
2008 — 18 yrs since
Specialty taxonomy
103TC0700X — NUCC code
State license (1)
Michigan #6301014015

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1306886270. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
702
Distinct HCPCS
2
Medicare allowed
$84,035
HCPCS Description Services Patients Avg allowed
90837 Psychotherapy, 1 hour 536 30 $130
90834 Psychotherapy, 45 minutes 166 21 $88

In context: peer comparison

Among 1 peers in Ferndale Clinical Psychologist, average services per provider: 351. This provider delivers 2.0× the peer median.

Frequently asked questions

Auto-generated from federal data
What is Dr. Stephanie Williams's medical specialty?
Dr. Stephanie Williams practices Clinical Psychologist in Ferndale, MI.
Where does Dr. Stephanie Williams practice?
Dr. Stephanie Williams practices at 901 Livernois St, Ferndale, MI 482202319. Office phone: 2482591991.
What is Dr. Stephanie Williams's NPI?
Dr. Stephanie Williams's National Provider Identifier (NPI) is 1306886270, issued by NPPES.
Does Dr. Stephanie Williams accept Medicare assignment?
Yes. Dr. Stephanie Williams accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Stephanie Williams commonly perform?
Top Medicare-reported procedures in 2023: Psychotherapy (HCPCS 90837); Psychotherapy (HCPCS 90834). Source: CMS Medicare Physician & Other Practitioners file.