NPIMap

Individual provider Active NPI

Christopher James Farmakis, MD

  • Nephrology Physician
  • Fredericksburg, VA
National Provider Identifier
1619405552
Registry record updated Nov 17, 2025
On this page

Key facts

NPPES NPI Registry
Primary specialty
Nephrology PhysicianTaxonomy code 207RN0300X
License
0101277073 Issued in VA
Practice address
101 Park Hill Dr
Fredericksburg, VA 22401-3357
Phone
(540) 371-3010
Fax
(540) 899-9821
NPI assigned
May 23, 2017
Last updated
Nov 17, 2025By the provider in NPPES
Sex
Male
Sole proprietor
No

NPPES NPI Registry

Updated by the provider on Nov 17, 2025

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

Specialties & licenses 1

Specialty (taxonomy)CodeLicenseStatePrimary
Nephrology Physician 207RN0300X 0101277073 VA Primary

Addresses

Primary practice location

101 Park Hill Dr
Fredericksburg, VA 22401-3357

Mailing address

101 Park Hill Dr
Fredericksburg, VA 22401-3357
Phone (540) 371-3010

Medicare participation

Medicare enrollment files
Medicare fee-for-service enrollment
Enrolled in DC, VA2 enrollments
Eligible to order & refer
  • Part B services
  • Medical equipment
  • Home health
  • Power mobility devices
  • Hospice
Green means eligible to order or refer.

Enrollment records 2

Enrollment IDStateProvider typePAC IDDetails
I20220412002615 DC Practitioner - NephrologyPractitioner - Internal Medicine 9436424850 Reassigns benefits to 1 organization
I20230428001854 VA Practitioner - Nephrology 9436424850 Reassigns benefits to 1 organization

Care Compare profile

Medicare Care Compare
Specialty
Nephrology
Education
Wright State University Boonshoft School of Medicine, 2017
Medicare assignment
Accepts the Medicare-approved amount as payment in full
Telehealth
Offers telehealth services
Group practices
Fredericksburg Nephrology Associates IncGroup PAC ID 6002892197, 12 clinicians

Practice addresses (Care Compare)

101 Park Hill Dr
Fredericksburg, VA 22401-3357
Phone (540) 371-3010

Hospital & facility affiliations

National Provider Directory

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

Practice roles

OrganizationSpecialtyStatusNew patients
Washington Nephrology Associates, L.L.P. Nephrology CurrentSince Jun 1, 2022 Accepting new patients
Fredericksburg Nephrology Associates, Inc. Internal Medicine CurrentSince Jun 1, 2023 Accepting new patients
Frederick Health Hospital Inc Past Accepting new patients

Locations

1201 Seven Locks Rd
Ste 200
Rockville, MD 20854
Phone (301) 652-5771

1201 Seven Locks Rd
Ste 200A
Rockville, MD 20854

4141A Duke St
Alexandria, VA 22304
Phone (703) 461-3556

101 Park Hill Dr
Fredericksburg, VA 22401
Phone (540) 371-3010

4604 Spotsylvania Pkwy
Ste 335
Fredericksburg, VA 22408
Phone (540) 898-4056

10344 Indiantown Rd
King George, VA 22485
Phone (540) 775-7279

4122 Partnership Way
Locust Grove, VA 22508
Phone (540) 972-2174

479 Garrisonville Rd
Stafford, VA 22554
Phone (540) 720-1225

Interoperability endpoints

  • Direct secure messaging: cfarmakis51614@direct.acumenmd.com

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, National Provider Directory roles and organizations whose NPPES authorized official is this provider.

Hospital & facility affiliations 6

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": "1495497600000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1763337600000",
    "number": "1619405552",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "101 PARK HILL DR",
            "city": "FREDERICKSBURG",
            "state": "VA",
            "postal_code": "224013357",
            "telephone_number": "540-371-3010",
            "fax_number": "540-899-9821"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "101 PARK HILL DR",
            "city": "FREDERICKSBURG",
            "state": "VA",
            "postal_code": "224013357",
            "telephone_number": "540-371-3010",
            "fax_number": "540-899-9821"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "FARMAKIS",
        "first_name": "CHRISTOPHER",
        "middle_name": "JAMES",
        "name_prefix": "Dr.",
        "credential": "MD",
        "sole_proprietor": "NO",
        "sex": "M",
        "enumeration_date": "2017-05-23",
        "last_updated": "2025-11-17",
        "certification_date": "2025-11-17",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "207RN0300X",
            "taxonomy_group": "",
            "desc": "Internal Medicine, Nephrology",
            "state": "VA",
            "license": "0101277073",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

Other providers in Fredericksburg, VA

Sources for this page

Verify at the official NPI Registry.