Individual provider Active NPI

Aaron Charniak, MD

  • Hospitalist Physician
  • Rockville, MD
National Provider Identifier
1063827350
Registry record updated Jul 27, 2018
On this page

Key facts

NPPES NPI Registry
Primary specialty
Hospitalist PhysicianTaxonomy code 208M00000X
License
289945 Issued in NY
Practice address
9901 Medical Center Dr
Rockville, MD 20850
Phone
(240) 826-6000
NPI assigned
Jun 25, 2014
Last updated
Jul 27, 2018By the provider in NPPES
Sex
Male
Sole proprietor
No

NPPES NPI Registry

Updated by the provider on Jul 27, 2018

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

Specialties & licenses 2

Specialty (taxonomy)CodeLicenseStatePrimary
Internal Medicine Physician 207R00000X D85926 MD
Hospitalist Physician 208M00000X 289945 NY Primary

Addresses

Primary practice location

9901 Medical Center Dr
Rockville, MD 20850

Mailing address

5410 Maryland Way Ste 300
Brentwood, TN 37027-5339
Phone (207) 831-8954

Other practice location 1

75 N Country Rd
Port Jefferson, NY 11777-2119
Phone (631) 686-2517

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
I20180813000135 DC Practitioner - HospitalistPractitioner - Internal Medicine 5698040848 Reassigns benefits to 2 organizations
I20191203003125 MD Practitioner - Hospitalist 5698040848 Reassigns benefits to 1 organization

Care Compare profile

Medicare Care Compare
Specialty
HospitalistAlso: Internal Medicine
Education
Other, 2014
Medicare assignment
Accepts the Medicare-approved amount as payment in full
Group practices
Medstar Medical Group II LLCGroup PAC ID 0547413825, 3,726 clinicians
Greater Baltimore Medical CenterGroup PAC ID 1759276975, 350 clinicians

Practice addresses (Care Compare)

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

18101 Prince Philip Dr
Olney, MD 20832-1514
Phone (301) 570-7404

18105 Prince Philip Dr
Olney, MD 20832-1514
Phone (301) 774-8962

3701 N Charles St
South Chapman Building Suite 102
Towson, MD 21204-6808

6565 N Charles St
Baltimore, MD 21204-5805

6565 N Charles St
Baltimore, MD 21204-6808

6565 N Charles Street
201 Pulmonary Medicine at GBMC
Baltimore, MD 21204-5805
Phone (443) 849-3901

6569 N Charles St
Suite 505
Baltimore, MD 21204-6808
Phone (443) 849-2658

6569 N Charles St PPW Room
307 GYN Specialists
Baltimore, MD 21204-6808
Phone (443) 849-6123

6569 N Charles Street
504 Hoover Low Vision GBMC
Baltimore, MD 21204-6808
Phone (443) 849-2658

6701 N Charles St
Baltamore, MD 21204-6808

6701 N Charles St BLDG
S Chapman BLDG Suite 102
Baltimore, MD 21204-6808

6701 N Charles St Unit
Baltimore, MD 21204-6808
Phone (443) 849-3131

Hospital & facility affiliations

National Provider Directory

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

State licenses

LicenseStateTypeSpecialty
D85926MDMDInternal Medicine Physician

Practice roles

OrganizationSpecialtyStatusNew patients
Greater Baltimore Medical Center, Inc. Internal Medicine CurrentSince Nov 4, 2019 Accepting new patients
Hospitalist Medicine Physicians of Maryland PC Internal Medicine CurrentSince Jul 18, 2018 Accepting new patients
Greater Baltimore Medical Center, Inc. CurrentSince Nov 4, 2019 Accepting new patients
Greater Baltimore Medical Center, Inc Current Accepting new patients
Hospitalist Medicine Physicians of Maryland PC Internal Medicine CurrentSince Jul 18, 2018 Accepting new patients
Greater Baltimore Medical Center, Inc. Past Accepting new patients

Locations

3001 Hospital Dr
Hyattsville, MD 20785
Phone (301) 618-2000

9901 Medical Center Dr
Rockville, MD 20850
Phone (301) 279-6000

6565 N Charles St
Ste 203
Towson, MD 21204
Phone (410) 828-3760

6569 N Charles St
Ste 505
Towson, MD 21204
Phone (443) 849-2196

5410 Maryland Way
Ste 300
Brentwood, TN 37027
Phone (615) 377-1674

Interoperability endpoints

  • Direct secure messaging: acharniak52806@gbmcdirect.org

Organizations & group practices 7

Organizations this provider is connected to: Medicare benefit reassignments (the organization bills Medicare for this provider’s services), Care Compare group memberships, National Provider Directory roles and organizations whose NPPES authorized official is this provider.

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": "1403654400000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1532649600000",
    "number": "1063827350",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "5410 MARYLAND WAY STE 300",
            "city": "BRENTWOOD",
            "state": "TN",
            "postal_code": "370275339",
            "telephone_number": "207-831-8954"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "9901 MEDICAL CENTER DR",
            "city": "ROCKVILLE",
            "state": "MD",
            "postal_code": "20850",
            "telephone_number": "240-826-6000"
        }
    ],
    "practiceLocations": [
        {
            "address_1": "75 N Country Rd",
            "address_purpose": "LOCATION",
            "city": "Port Jefferson",
            "state": "NY",
            "postal_code": "117772119",
            "country_code": "US",
            "telephone_number": "631-686-2517",
            "fax_number": "631-686-7651",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "basic": {
        "last_name": "CHARNIAK",
        "first_name": "AARON",
        "credential": "MD",
        "sole_proprietor": "NO",
        "sex": "M",
        "enumeration_date": "2014-06-25",
        "last_updated": "2018-07-27",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "207R00000X",
            "taxonomy_group": "",
            "desc": "Internal Medicine",
            "state": "MD",
            "license": "D85926",
            "primary": false
        },
        {
            "code": "208M00000X",
            "taxonomy_group": "",
            "desc": "Hospitalist",
            "state": "NY",
            "license": "289945",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

Other providers in Rockville, MD

Sources for this page

Verify at the official NPI Registry.