Individual provider Active NPI

Neal Stefan Greenfield, MD

  • Critical Care Medicine (Internal Medicine) Physician
  • Winfield, IL
National Provider Identifier
1700094364
Registry record updated Mar 17, 2017
On this page

Key facts

NPPES NPI Registry
Primary specialty
Critical Care Medicine (Internal Medicine) PhysicianTaxonomy code 207RC0200X
License
036122989 Issued in IL
Practice address
25 N Winfield Rd
Winfield, IL 60190-1295
Phone
(630) 933-4700
Fax
(630) 933-4427
NPI assigned
May 18, 2007
Sex
Male
Sole proprietor
No

NPPES NPI Registry

Updated by the provider on Mar 17, 2017

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

Specialties & licenses 4

Specialty (taxonomy)CodeLicenseStatePrimary
Internal Medicine Physician 207R00000X 0101242708 VA
Internal Medicine Physician 207R00000X MD 60002695 WA
Internal Medicine Physician 207R00000X MD28328 OR
Critical Care Medicine (Internal Medicine) Physician 207RC0200X 036122989 IL Primary

Addresses

Primary practice location

25 N Winfield Rd
Winfield, IL 60190-1295

Mailing address

25 N Winfield Rd
Winfield, IL 60190-1295
Phone (630) 933-4700

Other identifiers 5

IdentifierTypeStateIssuer
P01097051OtherILRR MEDICARE PTAN (INDIVIDUAL)
206147127OtherILMEDICARE PTAN (INDIVIDUAL)
CA4748OtherILRR MEDICARE PTAN (GROUP)
206147OtherILMEDICARE PTAN (GROUP)
036122989MedicaidIL

Medicare participation

Medicare enrollment files
Medicare fee-for-service enrollment
Enrolled in IL
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
I20120925000190 IL Practitioner - Critical Care (Intensivists)Practitioner - Pulmonary Disease 8729151055 Reassigns benefits to 1 organization

Care Compare profile

Medicare Care Compare
Specialty
Critical Care (Intensivists)Also: Pulmonary Disease
Education
Other, 2005
Medicare assignment
Accepts the Medicare-approved amount as payment in full
Group practices
Central Dupage Physician GroupGroup PAC ID 5890696231, 1,087 clinicians

Practice addresses (Care Compare)

1800 N Main St
Wheaton, IL 60187-3112
Phone (630) 933-4800

25 N Winfield Rd
Winfield, IL 60190-1295

300 Randall Rd
Geneva, IL 60134-4200
Phone (630) 933-4700

304 Randall Rd
Geneva, IL 60134-4200
Phone (630) 307-7799

Hospital & facility affiliations

Merit-based Incentive Payment System (MIPS)

Final score
95.63 of 100Reported as apm
Quality
88.47
Promoting interoperability
100
Improvement activities
40

National Provider Directory

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

State licenses

LicenseStateTypeSpecialty
MD28328ORMDInternal Medicine Physician
0101242708VAMDInternal Medicine Physician
MD 60002695WAMDInternal Medicine Physician

Practice roles

OrganizationSpecialtyStatusNew patients
Central Dupage Physician Group Internal Medicine CurrentSince Aug 22, 2012 Accepting new patients
Central Dupage Physician Group CurrentSince Aug 22, 2012 Accepting new patients

Locations

Dept 5777
Carol Stream, IL 60122

Carol Stream, IL 60122
Phone (630) 933-3300

1800 N Main St
Wheaton, IL 60187
Phone (630) 469-0045

25 N Winfield Rd
Winfield, IL 60190
Phone (630) 682-1600

Organizations & group practices 2

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 3

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": "1179446400000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1489708800000",
    "number": "1700094364",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "25 N WINFIELD RD",
            "city": "WINFIELD",
            "state": "IL",
            "postal_code": "601901295",
            "telephone_number": "630-933-4700",
            "fax_number": "630-933-4427"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "25 N WINFIELD RD",
            "city": "WINFIELD",
            "state": "IL",
            "postal_code": "601901295",
            "telephone_number": "630-933-4700",
            "fax_number": "630-933-4427"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "GREENFIELD",
        "first_name": "NEAL",
        "middle_name": "STEFAN",
        "name_prefix": "Dr.",
        "credential": "MD",
        "sole_proprietor": "NO",
        "sex": "M",
        "enumeration_date": "2007-05-18",
        "last_updated": "2017-03-17",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "207R00000X",
            "taxonomy_group": "",
            "desc": "Internal Medicine",
            "state": "VA",
            "license": "0101242708",
            "primary": false
        },
        {
            "code": "207R00000X",
            "taxonomy_group": "",
            "desc": "Internal Medicine",
            "state": "WA",
            "license": "MD 60002695",
            "primary": false
        },
        {
            "code": "207R00000X",
            "taxonomy_group": "",
            "desc": "Internal Medicine",
            "state": "OR",
            "license": "MD28328",
            "primary": false
        },
        {
            "code": "207RC0200X",
            "taxonomy_group": "",
            "desc": "Internal Medicine, Critical Care Medicine",
            "state": "IL",
            "license": "036122989",
            "primary": true
        }
    ],
    "identifiers": [
        {
            "code": "01",
            "desc": "Other (non-Medicare)",
            "issuer": "RR MEDICARE PTAN (INDIVIDUAL)",
            "identifier": "P01097051",
            "state": "IL"
        },
        {
            "code": "01",
            "desc": "Other (non-Medicare)",
            "issuer": "MEDICARE PTAN (INDIVIDUAL)",
            "identifier": "206147127",
            "state": "IL"
        },
        {
            "code": "01",
            "desc": "Other (non-Medicare)",
            "issuer": "RR MEDICARE PTAN (GROUP)",
            "identifier": "CA4748",
            "state": "IL"
        },
        {
            "code": "01",
            "desc": "Other (non-Medicare)",
            "issuer": "MEDICARE PTAN (GROUP)",
            "identifier": "206147",
            "state": "IL"
        },
        {
            "code": "05",
            "desc": "MEDICAID",
            "issuer": null,
            "identifier": "036122989",
            "state": "IL"
        }
    ],
    "endpoints": [],
    "other_names": []
}

Other providers in Winfield, IL

Sources for this page

Verify at the official NPI Registry.