NPIMap

Individual provider Active NPI

Michael NMN Grassia, MD

  • Nephrology Physician
  • Norfolk, VA
National Provider Identifier
1235128133
Registry record updated Oct 25, 2007
On this page

Key facts

NPPES NPI Registry
Primary specialty
Nephrology PhysicianTaxonomy code 207RN0300X
License
0101232951 Issued in VA
Practice address
6160 Kempsville Circle
Suite 302a
Norfolk, VA 23502-3933
Phone
(757) 466-9288
Fax
(757) 457-3691
NPI assigned
Oct 14, 2005
Sex
Male
Sole proprietor
No

NPPES NPI Registry

Updated by the provider on Oct 25, 2007

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

Specialties & licenses 1

Specialty (taxonomy)CodeLicenseStatePrimary
Nephrology Physician 207RN0300X 0101232951 VA Primary

Addresses

Primary practice location

6160 Kempsville Circle
Suite 302a
Norfolk, VA 23502-3933

Mailing address

6160 Kempsville Circle
Suite 302a
Norfolk, VA 23502-3933
Phone (757) 466-9288

Other identifiers 2

IdentifierTypeStateIssuer
390008345OtherVARAILROAD MEDICARE
005875072MedicaidVA

Medicare participation

Medicare enrollment files
Medicare fee-for-service enrollment
Enrolled in VA
Eligible to order & refer
  • Part B services
  • Medical equipment
  • Home health
  • Power mobility devices
  • Hospice
Green means eligible to order or refer.

Enrollment records 1

Enrollment IDStateProvider typePAC IDDetails
I20101013000505 VA Practitioner - NephrologyPractitioner - Internal Medicine 2961458062 Reassigns benefits to 1 organization

Care Compare profile

Medicare Care Compare
Specialty
NephrologyAlso: Internal Medicine
Education
Eastern Virginia Medical School, 1997
Medicare assignment
Accepts the Medicare-approved amount as payment in full
Group practices
Nephrology Associates of Tidewater LTDGroup PAC ID 3173426558, 24 clinicians

Practice addresses (Care Compare)

301 Riverview Ave
Suite 600
Norfolk, VA 23510-1065
Phone (757) 627-7301

Hospital & facility affiliations

  • FMC - Virginia Beach Dialysis facility, Virginia Beach, VA, CCN 492631
  • Sentara Princess Anne Hospital Hospital, Virginia Beach, VA, CCN 490119
  • Sentara Leigh Hospital Hospital, Norfolk, VA, CCN 490046
  • Sentara Virginia Beach General Hospital Hospital, Virginia Beach, VA, CCN 490057
  • Bon Secours Maryview Medical Center Hospital, Portsmouth, VA, CCN 490017
  • Chesapeake General Hospital Hospital, Chesapeake, VA, CCN 490120

National Provider Directory

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

Practice roles

OrganizationSpecialtyStatusNew patients
Nephrology Associates of Tidewater LTD Nephrology CurrentSince Sep 1, 2002 Accepting new patients

Locations

6160 Kempsville Cir
Ste 302A
Norfolk, VA 23502
Phone (757) 466-9288

301 Riverview Ave
Ste 600
Norfolk, VA 23510
Phone (757) 627-7301

Interoperability endpoints

  • Direct secure messaging: michaelgrassia@natltd.allscriptsdirect.net
  • FHIR API: https://fhir.fhirpoint.open.allscripts.com/fhirroute/open/0000397

Organizations & group practices 1

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 16

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

View all 16

NPI Registry JSON

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

{
    "created_epoch": "1129248000000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1193270400000",
    "number": "1235128133",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "6160 KEMPSVILLE CIRCLE",
            "address_2": "SUITE 302A",
            "city": "NORFOLK",
            "state": "VA",
            "postal_code": "235023933",
            "telephone_number": "757-466-9288",
            "fax_number": "757-457-3691"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "6160 KEMPSVILLE CIRCLE",
            "address_2": "SUITE 302A",
            "city": "NORFOLK",
            "state": "VA",
            "postal_code": "235023933",
            "telephone_number": "757-466-9288",
            "fax_number": "757-457-3691"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "GRASSIA",
        "first_name": "MICHAEL",
        "middle_name": "NMN",
        "name_prefix": "Dr.",
        "credential": "MD",
        "sole_proprietor": "NO",
        "sex": "M",
        "enumeration_date": "2005-10-14",
        "last_updated": "2007-10-25",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "207RN0300X",
            "taxonomy_group": "",
            "desc": "Internal Medicine, Nephrology",
            "state": "VA",
            "license": "0101232951",
            "primary": true
        }
    ],
    "identifiers": [
        {
            "code": "01",
            "desc": "Other (non-Medicare)",
            "issuer": "RAILROAD MEDICARE",
            "identifier": "390008345",
            "state": "VA"
        },
        {
            "code": "05",
            "desc": "MEDICAID",
            "issuer": null,
            "identifier": "005875072",
            "state": "VA"
        }
    ],
    "endpoints": [],
    "other_names": []
}

Other providers in Norfolk, VA

Sources for this page

Verify at the official NPI Registry.