NPIMap

Individual provider Active NPI

Mary Ellen Ritchie, M.D.

  • Family Medicine Physician
  • Silver Spring, MD
National Provider Identifier
1255397741
Registry record updated Jul 13, 2026
On this page

Key facts

NPPES NPI Registry
Primary specialty
Family Medicine PhysicianTaxonomy code 207Q00000X
License
D0061645 Issued in MD
Practice address
12201 Plum Orchard Dr
Silver Spring, MD 20904-7803
Phone
(301) 572-3391
Fax
(301) 572-3302
NPI assigned
Apr 24, 2006
Sex
Female
Sole proprietor
No

NPPES NPI Registry

Updated by the provider on Jul 13, 2026

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

Specialties & licenses 1

Specialty (taxonomy)CodeLicenseStatePrimary
Family Medicine Physician 207Q00000X D0061645 MD Primary

Addresses

Primary practice location

12201 Plum Orchard Dr
Silver Spring, MD 20904-7803

Mailing address

12201 Plum Orchard Dr
Silver Spring, MD 20904-7803
Phone (301) 572-3391

Medicare participation

Medicare enrollment files
Medicare fee-for-service enrollment
Enrolled in DC
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
I20041207000444 DC Practitioner - Family PracticePractitioner - Internal Medicine 4688630106 Reassigns benefits to 1 organization

Care Compare profile

Medicare Care Compare
Specialty
Family Practice
Education
University of Texas Medical School at Houston, 1994
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
Select Rehabilitation, LLCGroup PAC ID 9032020490, 1,935 clinicians
Suburban/NRH Medical Rehabilitation IncGroup PAC ID 6507846771, 885 clinicians

Practice addresses (Care Compare)

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

2600 Compass Rd
Glenview, IL 60026-8001

2901 Olney Sandy Spring Rd
Olney, MD 20832-1521
Phone (301) 774-6655

3007 Tilden St NW
Suite 5N
Washington, DC 20008-3030

6410 Rockledge Dr
Bethesda, MD 20817-1844

Hospital & facility affiliations

  • Medstar Health Home Care Home health agency, Hyattsville, MD, CCN 217150
  • Adventist Home Health Services, Inc. Home health agency, Silver Spring, MD, CCN 217032
  • Bayada Home Health Care, Inc Home health agency, Gaithersburg, MD, CCN 217158
  • Home Call Home health agency, Frederick, MD, CCN 217040
  • Medstar Montgomery Medical Center Hospital, Olney, MD, CCN 210018

Merit-based Incentive Payment System (MIPS)

Final score
82.34 of 100Reported as group
Quality
67.9
Promoting interoperability
100
Improvement activities
40
Cost
69.47

National Provider Directory

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

State licenses

LicenseStateTypeSpecialty
D0061645MDMDFamily Medicine Physician

Practice roles

OrganizationSpecialtyStatusNew patients
Medstar Medical Group II LLC CurrentSince Mar 1, 2014 Accepting new patients
Frederick Health Hospital Inc Past Accepting new patients
Kaiser Foundation Health Plan of the Mid Atlantic States, Inc Past Accepting new patients
Medstar Medical Group II LLC Past Accepting new patients

Locations

106 Irving St NW
Ste 4200
Washington, DC 20010
Phone (202) 877-2200

1145 19th St NW
Ste 700
Washington, DC 20036
Phone (202) 223-5333

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

1406 Crain Hwy S
Ste 106
Glen Burnie, MD 21061
Phone (410) 768-6440

2901 Olney Sandy Spring Rd
Olney, MD 20832
Phone (301) 774-6655

Organizations & group practices 6

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": "1145836800000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1783900800000",
    "number": "1255397741",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "12201 PLUM ORCHARD DR",
            "city": "SILVER SPRING",
            "state": "MD",
            "postal_code": "209047803",
            "telephone_number": "301-572-3391",
            "fax_number": "301-572-3302"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "12201 PLUM ORCHARD DR",
            "city": "SILVER SPRING",
            "state": "MD",
            "postal_code": "209047803",
            "telephone_number": "301-572-3391",
            "fax_number": "301-572-3302"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "RITCHIE",
        "first_name": "MARY",
        "middle_name": "ELLEN",
        "name_prefix": "Dr.",
        "credential": "M.D.",
        "sole_proprietor": "NO",
        "sex": "F",
        "enumeration_date": "2006-04-24",
        "last_updated": "2026-07-13",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "207Q00000X",
            "taxonomy_group": "",
            "desc": "Family Medicine",
            "state": "MD",
            "license": "D0061645",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

Other providers in Silver Spring, MD

Sources for this page

Verify at the official NPI Registry.