Individual provider Active NPI

William Louie Simpson, MD

  • Diagnostic Radiology Physician
  • New York, NY
National Provider Identifier
1285634451
Registry record updated Nov 4, 2011
On this page

Key facts

NPPES NPI Registry
Primary specialty
Diagnostic Radiology PhysicianTaxonomy code 2085R0202X
License
202773 Issued in NY
Practice address
1176 5TH Ave
New York, NY 10029-6503
Phone
(212) 241-6381
Fax
(212) 410-1973
NPI assigned
Jul 28, 2005
Sex
Male
Sole proprietor
No

NPPES NPI Registry

Updated by the provider on Nov 4, 2011

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

Specialties & licenses 1

Specialty (taxonomy)CodeLicenseStatePrimary
Diagnostic Radiology Physician 2085R0202X 202773 NY Primary

Addresses

Primary practice location

1176 5TH Ave
New York, NY 10029-6503

Mailing address

1176 5TH Ave
New York, NY 10029-6503
Phone (212) 241-6381

Other identifiers 1

IdentifierTypeStateIssuer
02061732MedicaidNY

Medicare participation

Medicare enrollment files
Medicare fee-for-service enrollment
Enrolled in NY
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
I20080430000092 NY Practitioner - Diagnostic Radiology 9638258882 Reassigns benefits to 5 organizations

Care Compare profile

Medicare Care Compare
Specialty
Diagnostic Radiology
Education
Medical University of South Carolina College of Medicine, 1994
Medicare assignment
Accepts the Medicare-approved amount as payment in full
Group practices
Fpa Hospital BasedGroup PAC ID 4789826694, 423 clinicians

Practice addresses (Care Compare)

10 Union SQ E
New York, NY 10003-3314
Phone (212) 241-8395

100 TH St and Madison Ave
New York, NY 10029-6503
Phone (212) 241-6500

1000 10TH Ave
New York, NY 10019-1147
Phone (212) 241-6426

1111 Amsterdam Ave
New York, NY 10025-1716
Phone (212) 241-6426

1176 5TH Ave
New York, NY 10029-6503
Phone (212) 241-8395

1470 Madison Ave
New York, NY 10029-6542
Phone (212) 241-8426

2510 30TH Ave
Long Island City, NY 11102-2448
Phone (718) 267-4390

2520 30TH Ave
Long Island City, NY 11102-2448
Phone (718) 267-4230

3131 Kings Hwy
FL 1
Brooklyn, NY 11234-2644
Phone (718) 951-2930

3201 Kings Hwy
Brooklyn, NY 11234-2625
Phone (718) 252-3000

325 W 15TH St
New York, NY 10011-5903
Phone (212) 604-6009

3712 82ND St
Jackson Heights, NY 11372-7028
Phone (718) 879-1600

425 W 59TH St
New York, NY 10019-8022
Phone (212) 241-8333

5 E 98TH St
New York, NY 10029-6501

Hospital & facility affiliations

  • Mount Sinai Hospital Hospital, New York, NY, CCN 330024
  • Mount Sinai West Hospital, New York, NY, CCN 330046
  • Mount Sinai Beth Israel Hospital, New York, NY, CCN 330169

National Provider Directory

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

State licenses

LicenseStateTypeSpecialty
202773NYMDDiagnostic Radiology Physician

Practice roles

OrganizationSpecialtyStatusNew patients
North Shore Medical Group of the Mount Sinai School of Medicine Diagnostic Radiology Current Accepting new patients
Mount Sinai School of Medicine of New York University CurrentSince Dec 13, 2025 Accepting new patients
Fpa Hospital Based Diagnostic Radiology CurrentSince Jun 1, 2013 Accepting new patients
Fpa Hospital Based Current Accepting new patients
Icahn School of Medicine at Mount Sinai Diagnostic Radiology Current Accepting new patients
Fpa Hospital Based CurrentSince Jun 1, 2013 Accepting new patients
North Shore Medical Group of the Mount Sinai School of Medicine CurrentSince Dec 12, 2025 Accepting new patients
Mount Sinai School of Medicine of New York University CurrentSince Dec 13, 2025 Accepting new patients
The New York Proton Center CurrentSince Sep 1, 2020 Accepting new patients
North Shore Medical Group of the Mount Sinai School of Medicine CurrentSince Dec 12, 2025 Accepting new patients
Icahn School of Medicine at Mount Sinai CurrentSince Jul 31, 2025 Accepting new patients
Mount Sinai School of Medicine Past Accepting new patients

Locations

5 Cuba Hill Rd
Greenlawn, NY 11740
Phone (631) 628-5000

120 New York Ave
Huntington, NY 11743
Phone (631) 351-3766

3712 82nd St
Jackson Hts, NY 11372
Phone (718) 879-1600

225 E 126th St
New York, NY 10035
Phone (646) 813-1880

17E E 102nd St
#6D
New York, NY 10029
Phone (212) 241-6381

1470 Madison Ave
New York, NY 10029
Phone (212) 241-0806

1176 5th Ave
New York, NY 10029
Phone (212) 241-6237

341 Central Park Ave
Scarsdale, NY 10583
Phone (718) 676-5309

1441 South Ave
Staten Island, NY 10314
Phone (332) 243-6900

11 Ralph Pl
Ste 201
Staten Island, NY 10304
Phone (718) 556-6565

2020 Wantagh Ave
Wantagh, NY 11793
Phone (516) 248-2422

1086 N Broadway
Yonkers, NY 10701
Phone (914) 771-9666

Networks

  • Healthfirst Medicare Network H1722
  • Healthfirst Medicare Network H3359
  • Healthfirst Medicare Network H5989
  • Healthfirst Medicare Network H9678

Organizations & group practices 12

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.

Hospital & facility affiliations 11

Hospitals and other facilities this clinician is affiliated with according to Medicare Care Compare.

NPI Registry JSON

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

{
    "created_epoch": "1122508800000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1320364800000",
    "number": "1285634451",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "1176 5TH AVE",
            "city": "NEW YORK",
            "state": "NY",
            "postal_code": "100296503",
            "telephone_number": "212-241-6381",
            "fax_number": "212-410-1973"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "1176 5TH AVE",
            "city": "NEW YORK",
            "state": "NY",
            "postal_code": "100296503",
            "telephone_number": "212-241-6381",
            "fax_number": "212-410-1973"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "SIMPSON",
        "first_name": "WILLIAM",
        "middle_name": "LOUIE",
        "credential": "MD",
        "sole_proprietor": "NO",
        "sex": "M",
        "enumeration_date": "2005-07-28",
        "last_updated": "2011-11-04",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "2085R0202X",
            "taxonomy_group": "",
            "desc": "Radiology, Diagnostic Radiology",
            "state": "NY",
            "license": "202773",
            "primary": true
        }
    ],
    "identifiers": [
        {
            "code": "05",
            "desc": "MEDICAID",
            "issuer": null,
            "identifier": "02061732",
            "state": "NY"
        }
    ],
    "endpoints": [],
    "other_names": []
}

Other providers in New York, NY

Sources for this page

Verify at the official NPI Registry.