Individual provider Active NPI

Circe Johana Florez Alarcon, FNP

  • Family Nurse Practitioner
  • Rockville, MD
National Provider Identifier
1295690790
Registry record updated Dec 22, 2025
On this page

Key facts

NPPES NPI Registry
Primary specialty
Family Nurse PractitionerTaxonomy code 363LF0000X
License
AC008346 Issued in MD
Practice address
6000 Executive Blvd Ste 501
Rockville, MD 20852-3830
Phone
(240) 618-0275
NPI assigned
Dec 17, 2025
Sex
Female
Sole proprietor
No

NPPES NPI Registry

Updated by the provider on Dec 22, 2025

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

Specialties & licenses 2

Specialty (taxonomy)CodeLicenseStatePrimary
Family Nurse Practitioner 363LF0000X 24195429 VA
Family Nurse Practitioner 363LF0000X AC008346 MD Primary

Addresses

Primary practice location

6000 Executive Blvd Ste 501
Rockville, MD 20852-3830

Mailing address

650 Potomac Ave Apt 301
Alexandria, VA 22301-3070
Phone (703) 314-3280

Medicare participation

Medicare enrollment files
Medicare fee-for-service enrollment
Not listed in the public Medicare enrollment file

National Provider Directory

National Provider Directory
Medicare enrollment (NPD)
Not enrolled

State licenses

LicenseStateTypeSpecialty
AC008346MDMDFamily Nurse Practitioner
24195429VAMDFamily Nurse Practitioner

Practice roles

OrganizationSpecialtyStatusNew patients
Potomac Oncology & Hematology, LLC CurrentSince Dec 21, 2025 Accepting new patients

Locations

6000 Executive Blvd
Ste 501
Rockville, MD 20852
Phone (240) 618-0275

Organizations & group practices 1

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.

NPI Registry JSON

The complete NPPES record for this NPI in the NPI Registry API format.

{
    "created_epoch": "1765929600000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1766361600000",
    "number": "1295690790",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "650 POTOMAC AVE APT 301",
            "city": "ALEXANDRIA",
            "state": "VA",
            "postal_code": "223013070",
            "telephone_number": "703-314-3280"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "6000 EXECUTIVE BLVD STE 501",
            "city": "ROCKVILLE",
            "state": "MD",
            "postal_code": "208523830",
            "telephone_number": "240-618-0275"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "FLOREZ ALARCON",
        "first_name": "CIRCE",
        "middle_name": "JOHANA",
        "credential": "FNP",
        "sole_proprietor": "NO",
        "sex": "F",
        "enumeration_date": "2025-12-17",
        "last_updated": "2025-12-22",
        "certification_date": "2025-12-22",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "363LF0000X",
            "taxonomy_group": "",
            "desc": "Nurse Practitioner, Family",
            "state": "VA",
            "license": "24195429",
            "primary": false
        },
        {
            "code": "363LF0000X",
            "taxonomy_group": "",
            "desc": "Nurse Practitioner, Family",
            "state": "MD",
            "license": "AC008346",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

Other providers in Rockville, MD

Sources for this page

  • NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Dec 22, 2025; self-reported and not verified by CMS. Specialty names from the NUCC taxonomy.
  • National Provider Directory (CMS): practice roles, locations, licenses, networks and endpoints.

Verify at the official NPI Registry.