Doctor profile · Federal record

Dr. William Stiers, PH.D.

Clinical Psychologist · Clinical Neuropsychologist · Rehabilitation Psychologist · Baltimore, MD

  • NPI 1801826599
  • MIPS 74.4 / 100 · 2023
  • 20 yrs on file
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
5601 Loch Raven Blvd
Baltimore, MD 212392905
(410) 532-4701
Mailing address
Po Box 64407
Baltimore, MD 212644407

Credentials & registration

NPPES · NUCC
NPI registered
July 2006 — 20 yrs on file
Profile last updated
June 10, 2019
Specialty taxonomy
103TC0700X — NUCC code
State licenses (2)
Maryland #O4077 · Maryland #04077
Medicaid
MD #407735100

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1801826599. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
326
Distinct HCPCS
7
Medicare allowed
$21,194
HCPCS Description Services Patients Avg allowed
96158 Treatment of behavior impacting health, initial 30 minutes 66 41 $59
96156 Assessment of health behavior 54 52 $87
96136 Administration of psychological or neuropsychological test, first 30 minutes 50 49 $24
96132 Evaluation of neuropsychological test, first hour 48 47 $111
96116 Exam of neurobehavioral status, first hour 44 40 $84
96137 Administration of psychological or neuropsychological test, each additional 30 minutes 41 41 $19
96121 Exam of neurobehavioral status, each additional hour 23 23 $70

In context: peer comparison

Among 14 peers in Baltimore Clinical Psychologist, average services per provider: 77. This provider delivers 4.2× the peer median.

Frequently asked questions

Auto-generated from federal data
What is Dr. William Stiers's medical specialty?
Dr. William Stiers practices Clinical Psychologist in Baltimore, MD.
Where does Dr. William Stiers practice?
Dr. William Stiers practices at 5601 Loch Raven Blvd, Baltimore, MD 212392905. Office phone: 4105324701.
What is Dr. William Stiers's NPI?
Dr. William Stiers's National Provider Identifier (NPI) is 1801826599, issued by NPPES.
What procedures does Dr. William Stiers commonly perform?
Top Medicare-reported procedures in 2023: Treatment of behavior impacting health (HCPCS 96158); Assessment of health behavior (HCPCS 96156); Administration of psychological or neuropsychological test (HCPCS 96136). Source: CMS Medicare Physician & Other Practitioners file.