Individual provider Active NPI

Margaret Harvey Granitto, NP

  • Nurse Practitioner
  • Bethesda, MD
National Provider Identifier
1457585515
Registry record updated Mar 4, 2019
On this page

Key facts

NPPES NPI Registry
Primary specialty
Nurse PractitionerTaxonomy code 363L00000X
License
R084918 Issued in MD
Practice address
8600 Old Georgetown Rd
Bethesda, MD 20814-1422
Phone
(301) 896-3181
NPI assigned
May 5, 2009
Sex
Female
Sole proprietor
Yes

NPPES NPI Registry

Updated by the provider on Mar 4, 2019

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

Specialties & licenses 2

Specialty (taxonomy)CodeLicenseStatePrimary
Nurse Practitioner 363L00000X R084918 MD Primary
General Acute Care Hospital 282N00000X R084918 MD

Addresses

Primary practice location

8600 Old Georgetown Rd
Bethesda, MD 20814-1422

Mailing address

8600 Old Georgetown Rd
Bethesda, MD 20814-1422
Phone (301) 896-3181

Medicare participation

Medicare enrollment files
Medicare fee-for-service enrollment
Enrolled in MD, DC2 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
I20161004002450 MD Practitioner - Nurse Practitioner 5698063865 Reassigns benefits to 2 organizations
I20240131004619 DC Practitioner - Nurse Practitioner 5698063865 Reassigns benefits to 2 organizations

Care Compare profile

Medicare Care Compare
Specialty
Nurse Practitioner
Education
Other, 1987
Medicare assignment
Accepts the Medicare-approved amount as payment in full
Telehealth
Offers telehealth services
Group practices
Medstar Medical Group II LLCGroup PAC ID 0547413825, 3,726 clinicians
Medstar Heart Institute LLCGroup PAC ID 5698932960, 308 clinicians

Practice addresses (Care Compare)

1145 19TH St NW
311 MMG at 19TH Street NW
Washington, DC 20036-3735
Phone (202) 429-2401

2002 Medical Pkwy
Annapolis, MD 21401-3046
Phone (410) 573-6480

3333 N Calvert St
Baltimore, MD 21218-2867
Phone (410) 261-8500

4660 Wilkens Ave
Suite 100
Baltimore, MD 21229-4899
Phone (410) 247-0782

Hospital & facility affiliations

  • Luminis Health Anne Arundel Medical Center, Inc Hospital, Annapolis, MD, CCN 210023
  • University of MD Shore Medical Center at Easton Hospital, Easton, MD, CCN 210037

Merit-based Incentive Payment System (MIPS)

Final score
79.87 of 100Reported as group
Quality
58.83
Promoting interoperability
100
Improvement activities
40
Cost
74.06

Merit-based Incentive Payment System (MIPS)

Final score
85.94 of 100Reported as group
Quality
66.29
Promoting interoperability
100
Improvement activities
40
Cost
74.65

National Provider Directory

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

State licenses

LicenseStateTypeSpecialty
R084918MDMDGeneral Acute Care Hospital

Practice roles

OrganizationSpecialtyStatusNew patients
Medstar Heart Institute LLC CurrentSince Mar 1, 2024 Accepting new patients
Medstar Medical Group II LLC CurrentSince Sep 1, 2025 Accepting new patients
Medstar Medical Group II LLC CurrentSince Sep 1, 2025 Accepting new patients
Washington Cardiology Center Past Accepting new patients
Medstar Medical Group II LLC Past Accepting new patients

Locations

110 Irving St NW
Washington, DC 20010
Phone (202) 877-2000

3007 Tilden St NW
Ste 5N
Washington, DC 20008

110 Irving St NW
Ste 4B14
Washington, DC 20010
Phone (202) 877-5975

1145 19th St NW
Ste 311
Washington, DC 20036
Phone (202) 429-2401

2002 Medical Pkwy
Annapolis, MD 21401
Phone (443) 481-4915

2002 Medical Pkwy
Ste 520
Annapolis, MD 21401
Phone (410) 266-1188

2002 Medical Pkwy
Ste 500
Annapolis, MD 21401
Phone (410) 573-6480

3333 N Calvert St
Baltimore, MD 21218
Phone (410) 235-5405

8600 Old Georgetown Rd
Bethesda, MD 20814
Phone (301) 896-2578

29955 Three Notch Rd
Ste 100
Charlotte Hall, MD 20622
Phone (301) 290-5300

110 Thomas Johnson Dr
Frederick, MD 21702
Phone (202) 877-7685

Organizations & group practices 5

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 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": "1241481600000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1551657600000",
    "number": "1457585515",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "8600 OLD GEORGETOWN RD",
            "city": "BETHESDA",
            "state": "MD",
            "postal_code": "208141422",
            "telephone_number": "301-896-3181"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "8600 OLD GEORGETOWN RD",
            "city": "BETHESDA",
            "state": "MD",
            "postal_code": "208141422",
            "telephone_number": "301-896-3181"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "GRANITTO",
        "first_name": "MARGARET",
        "middle_name": "HARVEY",
        "credential": "NP",
        "sole_proprietor": "YES",
        "sex": "F",
        "enumeration_date": "2009-05-05",
        "last_updated": "2019-03-04",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "363L00000X",
            "taxonomy_group": "",
            "desc": "Nurse Practitioner",
            "state": "MD",
            "license": "R084918",
            "primary": true
        },
        {
            "code": "282N00000X",
            "taxonomy_group": "",
            "desc": "General Acute Care Hospital",
            "state": "MD",
            "license": "R084918",
            "primary": false
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

Other providers in Bethesda, MD

Sources for this page

Verify at the official NPI Registry.