Individual provider Active NPI

William-Zakee Howard McGill, MD

  • Psychiatry Physician
  • View Park, CA
National Provider Identifier
1285682682
Registry record updated Dec 18, 2025
On this page

Key facts

NPPES NPI Registry
Primary specialty
Psychiatry PhysicianTaxonomy code 2084P0800X
License
C50198 Issued in CA
Practice address
4954 Escalon Ave
View Park, CA 90043-1647
Phone
(415) 269-1246
NPI assigned
May 5, 2006
Sex
Male
Sole proprietor
No

NPPES NPI Registry

Updated by the provider on Dec 18, 2025

Registry information is reported by the provider to CMS and is not verified. About this source

Specialties & licenses 2

Specialty (taxonomy)CodeLicenseStatePrimary
Psychiatry Physician 2084P0800X D0030453 MD
Psychiatry Physician 2084P0800X C50198 CA Primary

Addresses

Primary practice location

4954 Escalon Ave
View Park, CA 90043-1647

Mailing address

419 Winston Ave
Baltimore, MD 21212-4427
Phone (415) 269-1246

Other practice location 1

515 Fairmount Ave Ste 200
Towson, MD 21286-8503
Phone (410) 216-1594

Other names 1

  • William Howard McGill Former name

Medicare participation

Medicare enrollment files
Medicare fee-for-service enrollment
Enrolled in CA, MD, DC3 enrollments
Eligible to order & refer
  • Part B services: Yes
  • Medical equipment: Yes
  • Home health: Yes
  • Power mobility devices: Yes
  • Hospice: Yes
Green means eligible to order or refer.

Enrollment records 3

Enrollment IDStateProvider typePAC IDDetails
I20050408001154 CA Practitioner - PsychiatryPractitioner - Addiction Medicine 0749227940 Reassigns benefits to 1 organization
I20250611003439 MD Practitioner - Psychiatry 0749227940 Reassigns benefits to 3 organizations
I20251002002921 DC Practitioner - Psychiatry 0749227940 Reassigns benefits to 1 organization

Care Compare profile

Medicare Care Compare
Specialty
Psychiatry
Education
Meharry Medical College School of Medicine, 1981
Medicare assignment
Accepts the Medicare-approved amount as payment in full
Telehealth
Offers telehealth services
Group practices
Columbia Associates in Psychiatry PCGroup PAC ID 7113165739, 127 clinicians
Center for Behavioral Health and Wellness LLCGroup PAC ID 0345647806, 3 clinicians

Practice addresses (Care Compare)

7671 Quarterfield Rd
Suite 301
Glen Burnie, MD 21061-4525
Phone (410) 457-3041

9005 Chevrolet Dr
Suite D
Ellicott City, MD 21042-4035
Phone (202) 288-2834

National Provider Directory

National Provider Directory
Medicare enrollment (NPD)
Enrolled
Credentials
Doctor of Medicine

State licenses

LicenseStateTypeSpecialty
50198CAMDPharmacist
C50198CAMDPsychiatry Physician

Practice roles

OrganizationSpecialtyStatusNew patients
Marissa Block LLC CurrentSince Mar 1, 2026 Accepting new patients
Healthright 360 CurrentSince Sep 5, 2023 Accepting new patients
Healthright 360 CurrentSince Sep 5, 2023 Accepting new patients
Columbia Associates in Psychiatry PC Psychiatry CurrentSince Oct 1, 2025 Accepting new patients
Healthright 360 Current Accepting new patients
Healthright 360 Past Accepting new patients
Healthright 360 PastSince Sep 5, 2023 Accepting new patients

Locations

330 Ellis St
Ste 418
San Francisco, CA 94102
Phone (415) 674-6140

10400 Little Patuxent Pkwy
Columbia, MD 21044
Phone (321) 422-7157

7671 Quarterfield Rd
Ste 301
Glen Burnie, MD 21061
Phone (410) 457-3041

200 E Joppa Rd
Ste 400
Towson, MD 21286
Phone (443) 300-6905

515 Fairmount Ave
Ste 200
Towson, MD 21286
Phone (410) 216-1594

2501 N Glebe Rd
Ste 303
Arlington, VA 22207
Phone (703) 485-9519

2960 Sleepy Hollow Rd
Falls Church, VA 22044
Phone (703) 304-7764

Organizations & group practices 8

Organizations this provider is connected to: Medicare benefit reassignments (the organization bills Medicare for this provider’s services), Care Compare group memberships and National Provider Directory roles.

NPI Registry JSON

The complete NPPES record for this NPI in the NPI Registry API format.

{
    "created_epoch": "1146787200000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1766016000000",
    "number": "1285682682",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "419 WINSTON AVE",
            "city": "BALTIMORE",
            "state": "MD",
            "postal_code": "212124427",
            "telephone_number": "415-269-1246"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "4954 ESCALON AVE",
            "city": "VIEW PARK",
            "state": "CA",
            "postal_code": "900431647",
            "telephone_number": "415-269-1246"
        }
    ],
    "practiceLocations": [
        {
            "address_1": "515 Fairmount Ave Ste 200",
            "address_purpose": "LOCATION",
            "city": "Towson",
            "state": "MD",
            "postal_code": "212868503",
            "country_code": "US",
            "telephone_number": "410-216-1594",
            "fax_number": "410-216-1264",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "basic": {
        "last_name": "MCGILL",
        "first_name": "WILLIAM-ZAKEE",
        "middle_name": "HOWARD",
        "name_prefix": "Dr.",
        "credential": "MD",
        "sole_proprietor": "NO",
        "sex": "M",
        "enumeration_date": "2006-05-05",
        "last_updated": "2025-12-18",
        "certification_date": "2025-12-18",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "2084P0800X",
            "taxonomy_group": "",
            "desc": "Psychiatry & Neurology, Psychiatry",
            "state": "MD",
            "license": "D0030453",
            "primary": false
        },
        {
            "code": "2084P0800X",
            "taxonomy_group": "",
            "desc": "Psychiatry & Neurology, Psychiatry",
            "state": "CA",
            "license": "C50198",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": [
        {
            "first_name": "WILLIAM",
            "last_name": "MCGILL",
            "middle_name": "HOWARD",
            "code": "1",
            "type": "Former Name"
        }
    ]
}

Other providers in View Park, CA

Sources for this page

Verify at the official NPI Registry.