William Howard, M.D.
NPI 1598711491 · Psychiatry Physician · Baltimore, MD
Enrolled with Medicare as Practitioner - Psychiatry · source: CMS PECOS Public Provider Enrollment (2026.04.01)
William Howard, M.D. is a Psychiatry Physician provider in Baltimore, MD (NPI 1598711491).
Provider details
- NPI number
- 1598711491
- Entity type
- Individual
- Primary specialty
- Psychiatry PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- D54407 (MD)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure28% of score
20 yrs in NPPES registry
- Profile completeness28% of score
100% of core fields populated
- Practice footprint17% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)28% of score
204 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) |
|---|---|---|
| Telephone Medical Discussion With Physician, 21-30 Minutes99443 | 107 | $133 |
| Established Patient Office Or Other Outpatient Visit With High Level of Medical Decision Making, If Using Time, 40 Minutes Or More99215 | 32 | $175 |
| Established Patient Office Or Other Outpatient Visit With High Level of Medical Decision Making, If Using Time, 40 Minutes Or More99215 | 28 | $148 |
| Telephone Medical Discussion With Physician, 11-20 Minutes99442 | 19 | $94 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 18 | $133 |
Typical Medicare-allowed amounts for these services range $94–$175 (2024). The Medicare-allowed amount is what Medicare recognizes for a service under fee-for-service — a reference figure for 2024, and not what you would be billed. Medicare Part B covers roughly an eighth of all NPIs (65+ skew); services with fewer than 11 beneficiaries are suppressed by CMS. Source: CMS Medicare Physician & Other Practitioners, by Provider & Service.
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 63 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Quetiapine Fumarate | 506 | 37 |
| Trazodone Hcl | 319 | 29 |
| Clozapine | 316 | 11 |
| Gabapentin | 292 | 33 |
| Lurasidone Hcl | 279 | 11 |
| Aripiprazole | 218 | 21 |
| Lamotrigine | 178 | 12 |
Practice location
Mailing address
Registry dates
- Enumerated
- 2006-05-25
- Last updated
- 2010-03-11
Frequently asked questions
- What is William Howard's NPI number?
- William Howard's National Provider Identifier (NPI) is 1598711491, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is William Howard's specialty?
- William Howard is listed in the NPPES registry with a primary specialty of Psychiatry Physician (Allopathic & Osteopathic Physicians).
- Where is William Howard located?
- William Howard's practice location on file with NPPES is 4940 Eastern Ave, Baltimore, MD 21224-2735.
- What is William Howard's phone number?
- The practice phone number listed in the NPPES registry for William Howard is (410) 550-0018.
- Does William Howard accept Medicare?
- William Howard is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is William Howard's NPI active?
- Yes — William Howard's NPI (1598711491) is active in the NPPES registry as of the last update on 2010-03-11.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.