Individual provider Active NPI

Aaron Michael Gerstenmaier, M.D.

  • Family Medicine Physician
  • Colmar Manor, MD
National Provider Identifier
1851602767
Registry record updated Sep 13, 2013
On this page

Key facts

NPPES NPI Registry
Primary specialty
Family Medicine PhysicianTaxonomy code 207Q00000X
License
MD041031 Issued in DC
Practice address
4151 Bladensburg Rd
Colmar Manor, MD 20722-1928
Phone
(301) 699-7707
NPI assigned
Jun 24, 2010
Sex
Male
Sole proprietor
No

NPPES NPI Registry

Updated by the provider on Sep 13, 2013

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

Specialties & licenses 2

Specialty (taxonomy)CodeLicenseStatePrimary
Student in an Organized Health Care Education/Training Program 390200000X
Family Medicine Physician 207Q00000X MD041031 DC Primary

Addresses

Primary practice location

4151 Bladensburg Rd
Colmar Manor, MD 20722-1928

Mailing address

1840 California St NW
Apt 18a
Washington, DC 20009-1822
Phone (330) 256-5063

Medicare participation

Medicare enrollment files
Medicare fee-for-service enrollment
Enrolled in DC, MD2 enrollments
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 2

Enrollment IDStateProvider typePAC IDDetails
I20131105001040 DC Practitioner - Family Practice 7315172079 Reassigns benefits to 3 organizations
I20240807001761 MD Practitioner - Family Practice 7315172079 Reassigns benefits to 1 organization

Care Compare profile

Medicare Care Compare
Specialty
Family Practice
Education
Ohio State University College of Medicine, 2010
Medicare assignment
Accepts the Medicare-approved amount as payment in full
Telehealth
Offers telehealth services
Group practices
Medstar Urgent Care LLCGroup PAC ID 9335303155, 300 clinicians
Community of Hope, IncGroup PAC ID 5092612762, shared by 5 NPIs, 54 clinicians
Optimum Health LLCGroup PAC ID 8921540683, 7 clinicians

Practice addresses (Care Compare)

11915 Georgia Ave
Wheaton, MD 20902-2065
Phone (301) 942-4505

1805 Columbia Rd NW
Washington, DC 20009-2001
Phone (202) 797-4960

20 University Blvd E
Silver Spring, MD 20901-2436
Phone (240) 863-2720

2155 Champlain St NW
Washington, DC 20009-2795
Phone (202) 407-7747

228 7TH St SE
Washington, DC 20003-4306
Phone (202) 698-0795

6354 Walker LN
Suite 350
Alexandria, VA 22310-3256
Phone (703) 722-6700

Hospital & facility affiliations

National Provider Directory

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

Practice roles

OrganizationSpecialtyStatusNew patients
Medstar Urgent Care, LLC CurrentSince May 19, 2024 Accepting new patients
Medstar Urgent Care LLC Current Accepting new patients
Community of Hope, Inc. Current Accepting new patients
Community of Hope Inc. CurrentSince Sep 3, 2013 Accepting new patients
Medstar Urgent Care LLC CurrentSince May 19, 2024 Accepting new patients
Community of Hope Inc. CurrentSince Sep 3, 2013 Accepting new patients
Alexandria Optimum Health LLC CurrentSince Jan 26, 2025 Accepting new patients
Optimum Health LLC Family Medicine CurrentSince Nov 4, 2024 Accepting new patients

Locations

4 Atlantic St SW
Washington, DC 20032
Phone (202) 407-3080

3007 Tilden St NW
Ste 5N
Washington, DC 20008

2120 Bladensburg Rd NE
Washington, DC 20018
Phone (202) 407-3080

2155 Champlain St NW
Washington, DC 20009
Phone (202) 407-3080

1805 Columbia Rd NW
Washington, DC 20009
Phone (202) 797-4950

6317 York Rd
Baltimore, MD 21212
Phone (443) 777-6890

3064 Waldorf Market Pl
Waldorf, MD 20603
Phone (301) 932-5960

11915 Georgia Ave
Wheaton, MD 20902
Phone (301) 942-4505

6354 Walker Ln
Ste 350
Alexandria, VA 22310
Phone (256) 425-4050

Interoperability endpoints

  • Direct secure messaging: aaron.gerstenmaier.1@30467.direct.athenahealth.com
  • Direct secure messaging: aaron.gerstenmaier@coh.eclinicaldirectplus.com

Organizations & group practices 8

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 1

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": "1277337600000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1379030400000",
    "number": "1851602767",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "1840 CALIFORNIA ST NW",
            "address_2": "APT 18A",
            "city": "WASHINGTON",
            "state": "DC",
            "postal_code": "200091822",
            "telephone_number": "330-256-5063"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "4151 BLADENSBURG RD",
            "city": "COLMAR MANOR",
            "state": "MD",
            "postal_code": "207221928",
            "telephone_number": "301-699-7707"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "GERSTENMAIER",
        "first_name": "AARON",
        "middle_name": "MICHAEL",
        "name_prefix": "Dr.",
        "credential": "M.D.",
        "sole_proprietor": "NO",
        "sex": "M",
        "enumeration_date": "2010-06-24",
        "last_updated": "2013-09-13",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "390200000X",
            "taxonomy_group": "",
            "desc": "Student in an Organized Health Care Education/Training Program",
            "state": null,
            "license": null,
            "primary": false
        },
        {
            "code": "207Q00000X",
            "taxonomy_group": "",
            "desc": "Family Medicine",
            "state": "DC",
            "license": "MD041031",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

Other providers in Colmar Manor, MD

Sources for this page

Verify at the official NPI Registry.