Individual provider Active NPI

Steven Shmuel Lock, M.D.

  • Emergency Medicine Physician
  • Brooklyn, NY
National Provider Identifier
1629409644
Registry record updated Sep 19, 2025
On this page

Key facts

NPPES NPI Registry
Primary specialty
Emergency Medicine PhysicianTaxonomy code 207P00000X
License
16350 Issued in NV
Practice address
1801 Avenue J
Brooklyn, NY 11230
Phone
(786) 348-8107
NPI assigned
Dec 1, 2013
Sex
Male
Sole proprietor
No

NPPES NPI Registry

Updated by the provider on Sep 19, 2025

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

Specialties & licenses 5

Specialty (taxonomy)CodeLicenseStatePrimary
Hospitalist Physician 208M00000X 031635011 IL
Internal Medicine Physician 207R00000X 276231 NY
Internal Medicine Physician 207R00000X 17999C WY
Emergency Medicine Physician 207P00000X 16350 NV Primary
Hospitalist Physician 208M00000X 276231 NY

Addresses

Primary practice location

1801 Avenue J
Brooklyn, NY 11230

Mailing address

1801 Avenue J
Brooklyn, NY 11230-3808
Phone (786) 348-8107

Other practice location 1

4500 Memorial Dr
Belleville, IL 62226-5360
Phone (618) 257-6220

Electronic endpoints 1

TypeEndpointUseAffiliation
FHIR URL https://epicproxy.et0965.epichosted.com/FHIRProxy/api/FHIR/DSTU2/ Health Information Exchange (HIE)

Medicare participation

Medicare enrollment files
Medicare fee-for-service enrollment
Enrolled in NY, IL, LA, NV, AZ, KS, FL, HI, WY9 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 9

Enrollment IDStateProvider typePAC IDDetails
I20141007001716 NY Practitioner - Internal Medicine 6901026392 Reassigns benefits to 5 organizations
Practice locations: Brooklyn, NY
I20141124000822 IL Practitioner - Internal Medicine 6901026392 Reassigns benefits to 2 organizations
I20160121002716 LA Practitioner - Internal Medicine 6901026392 Reassigns benefits to 3 organizations
I20160429001763 NV Practitioner - Internal Medicine 6901026392 Reassigns benefits to 5 organizations
I20170622001736 AZ Practitioner - Internal Medicine 6901026392 Reassigns benefits to 2 organizations
I20191221000659 KS Practitioner - Internal Medicine 6901026392 Reassigns benefits to 2 organizations
I20241016001419 FL Practitioner - Internal MedicinePractitioner - Hospitalist 6901026392 Reassigns benefits to 5 organizations
I20250604001795 HI Practitioner - Internal Medicine 6901026392 Reassigns benefits to 1 organization
I20250611001979 WY Practitioner - Internal Medicine 6901026392 Reassigns benefits to 1 organization

Care Compare profile

Medicare Care Compare
Specialty
Internal Medicine
Education
Other, 2010
Medicare assignment
Accepts the Medicare-approved amount as payment in full
Group practices
Quantum Healthcare Medical Associates IncGroup PAC ID 5294647574, 109 clinicians
Sound Physicians of Wyoming LLCGroup PAC ID 8325214828, 41 clinicians
Florida Hospital Medicine Services, LLCGroup PAC ID 7810129640, 263 clinicians

Practice addresses (Care Compare)

1190 Waianuenue Ave
Hilo, HI 96720-2089
Phone (808) 932-3000

1233 E 2ND St
Casper, WY 82601-2926
Phone (800) 822-7201

1600 S Andrews Ave
Fort Lauderdale, FL 33316-2510
Phone (954) 355-4400

2800 W 95TH St
Evergreen, IL 60805-2701
Phone (708) 422-6200

Hospital & facility affiliations

National Provider Directory

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

State licenses

LicenseStateTypeSpecialty
16350NVMDEmergency Medicine Physician
031635011ILMDHospitalist Physician

Practice roles

OrganizationSpecialtyStatusNew patients
Fremont Emergency Services Scherr LTD Emergency Medicine Current Accepting new patients
Inpatient Consultants of Florida, Inc Internal Medicine CurrentSince Oct 1, 2024 Accepting new patients
Rabessler MD PC Family Medicine CurrentSince Mar 1, 2019 Accepting new patients
Calcasieu Cameron Hospital Medicine Group LLC Hospitalist CurrentSince Jan 13, 2025 Accepting new patients
Inpatient Consultants of Florida Inc Internal Medicine CurrentSince Oct 1, 2024 Accepting new patients
Main Street Physician Services LLC Hospitalist CurrentSince Nov 4, 2019 Accepting new patients
Sound Physicians of Wyoming, LLC Family Medicine CurrentSince Apr 3, 2025 Accepting new patients
Upstate Ny Doctor of Medicine PLLC Hospitalist CurrentSince Sep 1, 2024 Accepting new patients
Comprehensive Hospitalist Services of Arizona, LLC Hospitalist CurrentSince Dec 24, 2019 Accepting new patients
United Memorial Medical Center Family Medicine CurrentSince May 13, 2022 Accepting new patients
Inpatient Consultants of Kansas PA Family Medicine CurrentSince Nov 23, 2019 Accepting new patients
Wajeeh Sana Physician PC Emergency Medicine CurrentSince Apr 1, 2024 Accepting new patients
Hospital Physician Services of Florida PA Family Medicine CurrentSince Jan 1, 2025 Accepting new patients
Rochester General Hospital Family Medicine CurrentSince May 13, 2022 Accepting new patients
Platinum Hospitalists LLP Family Medicine CurrentSince Apr 15, 2019 Accepting new patients
Fremont Emergency Services Scherr LTD Emergency Medicine CurrentSince May 20, 2025 Accepting new patients
Inpatient Consultants of Illinois, P.C. Internal Medicine CurrentSince Jan 12, 2026 Accepting new patients
Fairview Heights Medical Group SC CurrentSince Feb 1, 2025 Accepting new patients
Paragon Emergency Services LLC Emergency Medicine CurrentSince Nov 28, 2024 Accepting new patients
Lee Health System Inc CurrentSince Aug 13, 2025 Accepting new patients
Comprehensive Hospitalist Services of Arizona LLC Hospitalist CurrentSince Dec 24, 2019 Accepting new patients
Bessler MD, PLLC Family Medicine CurrentSince Apr 6, 2019 Accepting new patients
Quantum Healthcare Medical Associates Inc. Family Medicine CurrentSince May 8, 2025 Accepting new patients
Fremont Emergency Services Scherr LTD Emergency Medicine CurrentSince May 20, 2025 Accepting new patients
Florida Hospital Medicine Services, LLC. Hospitalist CurrentSince Mar 1, 2025 Accepting new patients
Nevada Acute Medical Services-Scherr 1 PC Hospitalist CurrentSince Jul 1, 2019 Accepting new patients
Fairview Heights Medical Group SC CurrentSince Feb 1, 2025 Accepting new patients
Platinum Hospitalists LLP Family Medicine CurrentSince Apr 15, 2019 Accepting new patients
Inpatient Consultants of Kansas PA Family Medicine CurrentSince Nov 23, 2019 Accepting new patients
Cogent Healthcare of Arizona PC Internal Medicine CurrentSince Aug 1, 2017 Accepting new patients
Rochester General Hospital Family Medicine Current Accepting new patients
Lee Health System Inc Family Medicine CurrentSince Aug 13, 2025 Accepting new patients
Inpatient Consultants of Illinois, P.C. Internal Medicine CurrentSince Jan 12, 2026 Accepting new patients
Rochester General Hospital CurrentSince May 13, 2022 Accepting new patients
Cogent Medical Care PC Family Medicine CurrentSince Jul 15, 2023 Accepting new patients
United Memorial Medical Center Current Accepting new patients
Kansas Hospitalist Services PA Hospitalist CurrentSince Aug 1, 2025 Accepting new patients
Hilo Benioff Medical Center Past Accepting new patients
Long Island Community Hospital at NYU Langone Health Past Accepting new patients

Locations (25 of 50)

2735 Silver Creek Rd
Bullhead City, AZ 86442
Phone (520) 763-2273

1301 S Crismon Rd
Mesa, AZ 85209
Phone (480) 358-6300

16640 N 38th St
Phoenix, AZ 85032
Phone (602) 482-6671

5700 E Highway 90
Sierra Vista, AZ 85635
Phone (520) 263-2000

350 N Wilmot Rd
Tucson, AZ 85711
Phone (520) 873-3000

1601 W Saint Marys Rd
Tucson, AZ 85745
Phone (520) 622-5833

9655 Boynton Beach Blvd
Boynton Beach, FL 33472
Phone (561) 336-7000

1138 Country Club Blvd
Cape Coral, FL 33990
Phone (239) 424-1900

9981 S Healthpark Dr
Fort Myers, FL 33908
Phone (239) 332-5344

1600 S Andrews Ave
Ft Lauderdale, FL 33316
Phone (954) 355-4000

3625 University Blvd S
Jacksonville, FL 32216
Phone (904) 333-9404

2001 W 68th St
Miami Lakes, FL 33016
Phone (305) 364-2151

350 7th St N
Naples, FL 34102
Phone (239) 436-5000

8383 N Davis Hwy
Pensacola, FL 32514
Phone (850) 494-3212

6000 49th St N
St Petersburg, FL 33709
Phone (727) 521-4411

1643 NW 136th Ave
Ste 100
Sunrise, FL 33323
Phone (865) 500-1325

2626 Capital Medical Blvd
Tallahassee, FL 32308
Phone (850) 325-5000

3030 W Bearss Ave
Tampa, FL 33618
Phone (813) 932-2222

1451 El Camino Real
The Villages, FL 32159
Phone (352) 751-8000

1190 Waianuenue Ave
Hilo, HI 96720
Phone (808) 932-3000

1 Memorial Dr
Alton, IL 62002
Phone (618) 463-7240

2650 Ridge Ave
Evanston, IL 60201
Phone (847) 570-1206

605 N 12th St
Mount Vernon, IL 62864
Phone (618) 241-2200

4500 Memorial Dr
Swansea, IL 62226
Phone (618) 233-7750

1301 S Main St
Ottawa, KS 66067
Phone (785) 229-3367

Interoperability endpoints

  • Direct secure messaging: slock41853@hhsc.direct-ci.com

Organizations & group practices 41

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.

View all 41

Hospital & facility affiliations 5

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": "1385856000000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1758240000000",
    "number": "1629409644",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "1801 AVENUE J",
            "city": "BROOKLYN",
            "state": "NY",
            "postal_code": "112303808",
            "telephone_number": "786-348-8107"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "1801 AVENUE J",
            "city": "BROOKLYN",
            "state": "NY",
            "postal_code": "11230",
            "telephone_number": "786-348-8107"
        }
    ],
    "practiceLocations": [
        {
            "address_1": "4500 Memorial Dr",
            "address_purpose": "LOCATION",
            "city": "Belleville",
            "state": "IL",
            "postal_code": "622265360",
            "country_code": "US",
            "telephone_number": "618-257-6220",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "basic": {
        "last_name": "LOCK",
        "first_name": "STEVEN",
        "middle_name": "SHMUEL",
        "credential": "M.D.",
        "sole_proprietor": "NO",
        "sex": "M",
        "enumeration_date": "2013-12-01",
        "last_updated": "2025-09-19",
        "certification_date": "2025-09-19",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "208M00000X",
            "taxonomy_group": "",
            "desc": "Hospitalist",
            "state": "IL",
            "license": "031635011",
            "primary": false
        },
        {
            "code": "207R00000X",
            "taxonomy_group": "",
            "desc": "Internal Medicine",
            "state": "NY",
            "license": "276231",
            "primary": false
        },
        {
            "code": "207R00000X",
            "taxonomy_group": "",
            "desc": "Internal Medicine",
            "state": "WY",
            "license": "17999C",
            "primary": false
        },
        {
            "code": "207P00000X",
            "taxonomy_group": "",
            "desc": "Emergency Medicine",
            "state": "NV",
            "license": "16350",
            "primary": true
        },
        {
            "code": "208M00000X",
            "taxonomy_group": "",
            "desc": "Hospitalist",
            "state": "NY",
            "license": "276231",
            "primary": false
        }
    ],
    "identifiers": [],
    "endpoints": [
        {
            "endpointType": "FHIR",
            "endpointTypeDescription": "FHIR URL",
            "endpoint": "https://epicproxy.et0965.epichosted.com/FHIRProxy/api/FHIR/DSTU2/",
            "affiliation": "N",
            "endpointDescription": "BJC",
            "use": "HIE",
            "useDescription": "Health Information Exchange (HIE)",
            "contentType": "CSV",
            "contentTypeDescription": "CSV",
            "address_1": "4500 Memorial Dr",
            "city": "Belleville",
            "state": "IL",
            "country_code": "US",
            "postal_code": "622265360",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "other_names": []
}

Other providers in Brooklyn, NY

Sources for this page

Verify at the official NPI Registry.