William Hall
NPI 1184157075 · Psychiatry Physician · Baltimore, MD
Enrolled with Medicare as Practitioner - Psychiatry · source: CMS PECOS Public Provider Enrollment (2026.04.01)
William Hall is a Psychiatry Physician provider in Baltimore, MD (NPI 1184157075).
Provider details
- NPI number
- 1184157075
- Entity type
- Individual
- Primary specialty
- Psychiatry PhysicianAllopathic & Osteopathic Physicians
- Sex
- Male
- Sole proprietor
- No
- License
- 390200000 (MD)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure28% of score
9 yrs in NPPES registry
- Profile completeness28% of score
100% of core fields populated
- Practice footprint17% of score
2 documented practice locations
- Medicare service volume (vs. specialty peers)28% of score
330 Medicare services, 2024 (ranked within specialty)
Medicare volume is ranked against active providers in the same specialty. Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our methodology.
What this provider does (Medicare)
Based on Medicare fee-for-service claims, 2024; not all care is captured.
| Service (HCPCS) | Medicare services | Typical Medicare-allowed (2024) |
|---|---|---|
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 35 Minutes99232 | 167 | $81 |
| Visit Complexity Inherent to Evaluation and Management Associated With Medical Care Services That Serve As the Continuing Focal Point for All Needed Health Care Services And/Or With Medical Care Services That Are Part of Ongoing Care Related to a Patient'SG2211 | 59 | $17 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 43 | $99 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 31 | $68 |
| Established Patient Office Or Other Outpatient Visit With Straightforward Medical Decision Making, If Using Time, 10 Minutes Or More99212 | 16 | $36 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 18 distinct drugs on file.
| Drug | Part D claims (2024) |
|---|---|
| Clozapine | 135 |
| Escitalopram Oxalate | 55 |
| Duloxetine Hcl | 52 |
| Divalproex Sodium | 45 |
| Benztropine Mesylate | 38 |
| Trazodone Hcl | 33 |
| Aripiprazole | 30 |
| Haloperidol | 30 |
| Olanzapine | 28 |
| Mirtazapine | 21 |
Practice location
Mailing address
Additional practice locations (1)
- 5200 Eastern AveMason F. Lord Building Center Tower 3rd Floor, Room 342Baltimore, MD 21224-2734Phone: (410) 550-3350
Registry dates
- Enumerated
- 2017-04-06
- Last updated
- 2022-09-14
- Certified
- 2022-09-13
Frequently asked questions
- What is William Hall's NPI number?
- William Hall's National Provider Identifier (NPI) is 1184157075, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is William Hall's specialty?
- William Hall is listed in the NPPES registry with a primary specialty of Psychiatry Physician (Allopathic & Osteopathic Physicians).
- Where is William Hall located?
- William Hall's practice location on file with NPPES is 600 North Wolfe Street, Baltimore, MD 21287.
- What is William Hall's phone number?
- The practice phone number listed in the NPPES registry for William Hall is (410) 614-3991.
- Does William Hall accept Medicare?
- William Hall is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is William Hall's NPI active?
- Yes — William Hall's NPI (1184157075) is active in the NPPES registry as of the last update on 2022-09-14.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.