Individual provider Active NPI

William Laurence Cohen, M.D.

  • Child & Adolescent Psychiatry Physician
  • Washington, DC
National Provider Identifier
1477865046
Registry record updated Mar 16, 2017
On this page

Key facts

NPPES NPI Registry
Primary specialty
Child & Adolescent Psychiatry PhysicianTaxonomy code 2084P0804X
License
MD042426 Issued in DC
Practice address
3800 Reservoir Rd NW
Washington, DC 20007-2113
Phone
(202) 944-5400
NPI assigned
Jul 11, 2010
Sex
Male
Sole proprietor
Yes

NPPES NPI Registry

Updated by the provider on Mar 16, 2017

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

Specialties & licenses 1

Specialty (taxonomy)CodeLicenseStatePrimary
Child & Adolescent Psychiatry Physician 2084P0804X MD042426 DC Primary

Addresses

Primary practice location

3800 Reservoir Rd NW
Washington, DC 20007-2113

Mailing address

3800 Reservoir Rd NW
Washington, DC 20007-2113
Phone (202) 944-5400

Medicare participation

Medicare enrollment files
Medicare fee-for-service enrollment
Enrolled in DC
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 1

Enrollment IDStateProvider typePAC IDDetails
I20160913000489 DC Practitioner - Psychiatry 6709172059 Reassigns benefits to 3 organizations

Care Compare profile

Medicare Care Compare
Specialty
Psychiatry
Education
Jefferson Medical College of Thomas Jefferson University, 2010
Medicare assignment
Accepts the Medicare-approved amount as payment in full
Telehealth
Offers telehealth services
Group practices
Medstar Medical Group II LLCGroup PAC ID 0547413825, 3,726 clinicians

Practice addresses (Care Compare)

3800 Reservoir Rd NW
Washington, DC 20007-2113
Phone (202) 444-2000

Merit-based Incentive Payment System (MIPS)

Final score
82.97 of 100Reported as group
Quality
72.87
Promoting interoperability
100
Improvement activities
40
Cost
67.82

National Provider Directory

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

State licenses

LicenseStateTypeSpecialty
MD042426DCMDChild & Adolescent Psychiatry Physician

Practice roles

OrganizationSpecialtyStatusNew patients
WHC Physician Group LLC CurrentSince Sep 25, 2019 Accepting new patients
WHC Emerg Phys CurrentSince Sep 25, 2019 Accepting new patients
Medstar Medical Group II LLC CurrentSince May 15, 2025 Accepting new patients
Medstar Medical Group II LLC CurrentSince Aug 1, 2016 Accepting new patients
WHC Physician Group LLC Current Accepting new patients
Medstar Medical Group II LLC CurrentSince May 15, 2025 Accepting new patients
MGMC, LLC CurrentSince Aug 1, 2016 Accepting new patients
Medstar Georgetown Medical Center, Inc Past Accepting new patients

Locations

1145 19th St NW
Ste 311
Washington, DC 20036
Phone (202) 429-2401

2115 Wisconsin Ave NW
Fl 200
Washington, DC 20007

2115 Wisconsin Ave NW
Ste 200
Washington, DC 20007
Phone (202) 944-5400

110 Irving St NW
Washington, DC 20010
Phone (202) 877-2000

2115 Wisconsin Ave NW
Washington, DC 20007
Phone (202) 444-8531

3800 Reservoir Rd NW
Ste 4N
Washington, DC 20007

3800 Reservoir Rd NW
Washington, DC 20007
Phone (202) 687-2203

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": "1278806400000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1489622400000",
    "number": "1477865046",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "3800 RESERVOIR RD NW",
            "city": "WASHINGTON",
            "state": "DC",
            "postal_code": "200072113",
            "telephone_number": "202-944-5400"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "3800 RESERVOIR RD NW",
            "city": "WASHINGTON",
            "state": "DC",
            "postal_code": "200072113",
            "telephone_number": "202-944-5400"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "COHEN",
        "first_name": "WILLIAM",
        "middle_name": "LAURENCE",
        "name_prefix": "Dr.",
        "credential": "M.D.",
        "sole_proprietor": "YES",
        "sex": "M",
        "enumeration_date": "2010-07-11",
        "last_updated": "2017-03-16",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "2084P0804X",
            "taxonomy_group": "",
            "desc": "Psychiatry & Neurology, Child & Adolescent Psychiatry",
            "state": "DC",
            "license": "MD042426",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

Other providers in Washington, DC

Sources for this page

Verify at the official NPI Registry.