Individual provider Active NPI

Mary Alexis Steimer, N.P.

  • Nurse Practitioner
  • Fairfax, VA
National Provider Identifier
1669713368
Registry record updated May 10, 2022
On this page

Key facts

NPPES NPI Registry
Primary specialty
Nurse PractitionerTaxonomy code 363L00000X
License
0024170715 Issued in VA
Practice address
8081 Innovation Park Dr
Fairfax, VA 22031-4867
Phone
(571) 472-4724
Fax
(571) 472-0241
NPI assigned
Mar 6, 2013
Sex
Female
Sole proprietor
No

NPPES NPI Registry

Updated by the provider on May 10, 2022

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

Specialties & licenses 2

Specialty (taxonomy)CodeLicenseStatePrimary
Adult Health Nurse Practitioner 363LA2200X 0024170715 VA
Nurse Practitioner 363L00000X 0024170715 VA Primary

Addresses

Primary practice location

8081 Innovation Park Dr
Fairfax, VA 22031-4867

Mailing address

PO Box 37174
Baltimore, MD 21297-3174
Phone (571) 423-5699

Other practice location 1

8505 Arlington Blvd Ste 140
Fairfax, VA 22031-4636
Phone (703) 970-6430

Other practice location 2

3580 Joseph Siewick Dr Ste 403
Fairfax, VA 22033-1764
Phone (703) 620-1144

Other practice location 3

3300 Gallows Rd
Falls Church, VA 22042-3300
Phone (703) 776-4001

Other practice location 4

1800 N Beauregard St Ste 210
Alexandria, VA 22311-1735
Phone (703) 933-8125

Other practice location 5

1800 N Beauregard St Ste 350
Alexandria, VA 22311-1725
Phone (703) 933-8125

Other practice location 6

3600 Joseph Siewick Dr
Fairfax, VA 22033-1709
Phone (703) 391-3600

Other practice location 7

44055 Riverside Pkwy Ste 108
Leesburg, VA 20176-5179
Phone (703) 858-8600

Other practice location 8

8501 Arlington Blvd Ste 340
Fairfax, VA 22031-4625
Phone (703) 207-0733

Electronic endpoints 1

TypeEndpointUseAffiliation
Direct Messaging Address msteimer70073@soc.inova.org Health Information Exchange (HIE) Inova Health Care Services

Medicare participation

Medicare enrollment files
Medicare fee-for-service enrollment
Enrolled in DC, VA2 enrollments
Eligible to order & refer
  • Part B services: Yes
  • Medical equipment: Yes
  • Home health: Yes
  • Power mobility devices: Yes
  • Hospice: No
Green means eligible to order or refer.

Enrollment records 2

Enrollment IDStateProvider typePAC IDDetails
I20160127002331 DC Practitioner - Nurse Practitioner 4587880885 Reassigns benefits to 2 organizations
I20160310002361 VA Practitioner - Nurse Practitioner 4587880885 Reassigns benefits to 2 organizations

Care Compare profile

Medicare Care Compare
Specialty
Nurse Practitioner
Education
Emory University School of Medicine, 2012
Medicare assignment
Accepts the Medicare-approved amount as payment in full
Telehealth
Offers telehealth services
Group practices
Inova Health Care ServicesGroup PAC ID 2466351093, 1,821 clinicians

Practice addresses (Care Compare)

44055 Riverside Pkwy
Suite 108
Leesburg, VA 20176-5179
Phone (703) 858-8600

8081 Innovation Park Dr
Fairfax, VA 22031-4867

Hospital & facility affiliations

  • Inova Fairfax Hospital Hospital, Falls Church, VA, CCN 490063

Merit-based Incentive Payment System (MIPS)

Final score
83.36 of 100Reported as group
Quality
73.03
Promoting interoperability
100
Improvement activities
40
Cost
71.49

National Provider Directory

National Provider Directory
Medicare enrollment (NPD)
Enrolled
Credentials
Nurse Practitioner

State licenses

LicenseStateTypeSpecialty
0024170715VAMDAdult Health Nurse Practitioner

Practice roles

OrganizationSpecialtyStatusNew patients
Inova Health Care Services CurrentSince Jan 11, 2016 Accepting new patients
Inova Health Care Services CurrentSince Jan 11, 2016 Accepting new patients

Locations

1800 N Beauregard St
Ste 350
Alexandria, VA 22311
Phone (703) 379-9111

1800 N Beauregard St
Ste 210
Alexandria, VA 22311
Phone (703) 933-8125

8081 Innovation Park Dr
Ste 301
Fairfax, VA 22031
Phone (571) 472-6431

3580 Joseph Siewick Dr
Ste 403
Fairfax, VA 22033
Phone (703) 391-4395

8095 Innovation Park Dr
Bldg C
Fairfax, VA 22031
Phone (571) 472-6253

3600 Joseph Siewick Dr
Fairfax, VA 22033
Phone (703) 391-3037

8501 Arlington Blvd
Ste 340
Fairfax, VA 22031
Phone (703) 207-0733

8505 Arlington Blvd
Ste 140
Fairfax, VA 22031
Phone (703) 207-0733

3300 Gallows Rd
Falls Church, VA 22042
Phone (703) 352-9395

224B Cornwall St NW
Leesburg, VA 20176
Phone (703) 771-2894

44055 Riverside Pkwy
Ste 108
Leesburg, VA 20176
Phone (703) 858-8600

14349 Gideon Dr
Ste 300
Woodbridge, VA 22192
Phone (571) 472-8768

Interoperability endpoints

  • Direct secure messaging: msteimer70073@soc.inova.org

Organizations & group practices 3

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 2

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": "1362528000000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1652140800000",
    "number": "1669713368",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "PO BOX 37174",
            "city": "BALTIMORE",
            "state": "MD",
            "postal_code": "212973174",
            "telephone_number": "571-423-5699",
            "fax_number": "571-423-5698"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "8081 INNOVATION PARK DR",
            "city": "FAIRFAX",
            "state": "VA",
            "postal_code": "220314867",
            "telephone_number": "571-472-4724",
            "fax_number": "571-472-0241"
        }
    ],
    "practiceLocations": [
        {
            "address_1": "8505 Arlington Blvd Ste 140",
            "address_purpose": "LOCATION",
            "city": "Fairfax",
            "state": "VA",
            "postal_code": "220314636",
            "country_code": "US",
            "telephone_number": "703-970-6430",
            "fax_number": "703-970-6428",
            "country_name": "United States",
            "address_type": "DOM"
        },
        {
            "address_1": "3580 Joseph Siewick Dr Ste 403",
            "address_purpose": "LOCATION",
            "city": "Fairfax",
            "state": "VA",
            "postal_code": "220331764",
            "country_code": "US",
            "telephone_number": "703-620-1144",
            "fax_number": "703-620-3951",
            "country_name": "United States",
            "address_type": "DOM"
        },
        {
            "address_1": "3300 Gallows Rd",
            "address_purpose": "LOCATION",
            "city": "Falls Church",
            "state": "VA",
            "postal_code": "220423300",
            "country_code": "US",
            "telephone_number": "703-776-4001",
            "fax_number": "703-776-7113",
            "country_name": "United States",
            "address_type": "DOM"
        },
        {
            "address_1": "1800 N Beauregard St Ste 210",
            "address_purpose": "LOCATION",
            "city": "Alexandria",
            "state": "VA",
            "postal_code": "223111735",
            "country_code": "US",
            "telephone_number": "703-933-8125",
            "fax_number": "703-933-8216",
            "country_name": "United States",
            "address_type": "DOM"
        },
        {
            "address_1": "1800 N Beauregard St Ste 350",
            "address_purpose": "LOCATION",
            "city": "Alexandria",
            "state": "VA",
            "postal_code": "223111725",
            "country_code": "US",
            "telephone_number": "703-933-8125",
            "fax_number": "703-933-8216",
            "country_name": "United States",
            "address_type": "DOM"
        },
        {
            "address_1": "3600 Joseph Siewick Dr",
            "address_purpose": "LOCATION",
            "city": "Fairfax",
            "state": "VA",
            "postal_code": "220331709",
            "country_code": "US",
            "telephone_number": "703-391-3600",
            "fax_number": "703-391-3414",
            "country_name": "United States",
            "address_type": "DOM"
        },
        {
            "address_1": "44055 Riverside Pkwy Ste 108",
            "address_purpose": "LOCATION",
            "city": "Leesburg",
            "state": "VA",
            "postal_code": "201765179",
            "country_code": "US",
            "telephone_number": "703-858-8600",
            "fax_number": "703-858-8603",
            "country_name": "United States",
            "address_type": "DOM"
        },
        {
            "address_1": "8501 Arlington Blvd Ste 340",
            "address_purpose": "LOCATION",
            "city": "Fairfax",
            "state": "VA",
            "postal_code": "220314625",
            "country_code": "US",
            "telephone_number": "703-207-0733",
            "fax_number": "703-207-0736",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "basic": {
        "last_name": "STEIMER",
        "first_name": "MARY",
        "middle_name": "ALEXIS",
        "name_prefix": "Ms.",
        "credential": "N.P.",
        "sole_proprietor": "NO",
        "sex": "F",
        "enumeration_date": "2013-03-06",
        "last_updated": "2022-05-10",
        "certification_date": "2022-05-10",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "363LA2200X",
            "taxonomy_group": "",
            "desc": "Nurse Practitioner, Adult Health",
            "state": "VA",
            "license": "0024170715",
            "primary": false
        },
        {
            "code": "363L00000X",
            "taxonomy_group": "",
            "desc": "Nurse Practitioner",
            "state": "VA",
            "license": "0024170715",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [
        {
            "endpointType": "DIRECT",
            "endpointTypeDescription": "Direct Messaging Address",
            "endpoint": "msteimer70073@soc.inova.org",
            "affiliation": "Y",
            "endpointDescription": "Health Information Exchange",
            "affiliationName": "Inova Health Care Services",
            "use": "HIE",
            "useDescription": "Health Information Exchange (HIE)",
            "contentType": "OTHER",
            "contentTypeDescription": "Other",
            "contentOtherDescription": "CCDA",
            "address_1": "8081 Innovation Park Dr",
            "city": "Fairfax",
            "state": "VA",
            "country_code": "US",
            "postal_code": "220314867",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "other_names": []
}

Other providers in Fairfax, VA

Sources for this page

Verify at the official NPI Registry.