Doreen Faye Grzelak, NP-C

Primary specialty

Adult Health Nurse PractitionerTaxonomy code 363LA2200X

License

0024168894 Issued in VA

Practice address

44035 Riverside Pkwy Ste 300
Leesburg, VA 20176-8260

Phone

(703) 554-6800

Fax

(703) 724-7503

NPI assigned

Dec 24, 2010

Last updated

Oct 26, 2022By the provider in NPPES

Sex

Female

Sole proprietor

No

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

Specialties & licenses 1

Addresses

Other identifiers 3

Other names 1

• Ms. Doreen Faye Chaffinch Former name

Electronic endpoints 1

Medicare fee-for-service enrollment

Not listed in the public Medicare enrollment file

Medicare enrollment (NPD)

Enrolled

Credentials

Nurse Practitioner

State licenses

Practice roles

Interoperability endpoints

• Direct secure messaging: doreen.grzelak@vcs.ikm.direct-ci.com

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.

• Frederick Health Hospital Inc

  dba Frederick Health Hospital

  • General Acute Care Hospital
  • Frederick, MD
  • NPI 1538165527
  NPD (past)

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

{
    "created_epoch": "1293148800000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1666742400000",
    "number": "1316241854",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "3040 WILLIAMS DR STE 100",
            "city": "FAIRFAX",
            "state": "VA",
            "postal_code": "220314618",
            "telephone_number": "571-350-8400",
            "fax_number": "703-940-8697"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "44035 RIVERSIDE PKWY STE 300",
            "city": "LEESBURG",
            "state": "VA",
            "postal_code": "201768260",
            "telephone_number": "703-554-6800",
            "fax_number": "703-724-7503"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "GRZELAK",
        "first_name": "DOREEN",
        "middle_name": "FAYE",
        "name_prefix": "Ms.",
        "credential": "NP-C",
        "sole_proprietor": "NO",
        "sex": "F",
        "enumeration_date": "2010-12-24",
        "last_updated": "2022-10-26",
        "certification_date": "2022-10-26",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "363LA2200X",
            "taxonomy_group": "",
            "desc": "Nurse Practitioner, Adult Health",
            "state": "VA",
            "license": "0024168894",
            "primary": true
        }
    ],
    "identifiers": [
        {
            "code": "01",
            "desc": "Other (non-Medicare)",
            "issuer": "MEDICARE PTAN",
            "identifier": "VVY852A",
            "state": "VA"
        },
        {
            "code": "01",
            "desc": "Other (non-Medicare)",
            "issuer": "MEDICARE PTAN",
            "identifier": "489421ZAN3",
            "state": "DC"
        },
        {
            "code": "05",
            "desc": "MEDICAID",
            "issuer": null,
            "identifier": "1316241854",
            "state": "VA"
        }
    ],
    "endpoints": [
        {
            "endpointType": "DIRECT",
            "endpointTypeDescription": "Direct Messaging Address",
            "endpoint": "doreen.grzelak@vcs.ikm.direct-ci.com",
            "affiliation": "Y",
            "endpointDescription": "Direct Messaging for Providers",
            "affiliationName": "Virginia Cancer Specialists, P.C.",
            "use": "DIRECT",
            "useDescription": "Direct",
            "contentType": "OTHER",
            "contentTypeDescription": "Other",
            "contentOtherDescription": "Electronic Health Record",
            "address_1": "44035 Riverside Pkwy Ste 300",
            "city": "Leesburg",
            "state": "VA",
            "country_code": "US",
            "postal_code": "201768260",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "other_names": [
        {
            "first_name": "DOREEN",
            "last_name": "CHAFFINCH",
            "middle_name": "FAYE",
            "prefix": "MS.",
            "credential": "RN",
            "code": "1",
            "type": "Former Name"
        }
    ]
}

• Sandra Joy Groeber, MD
• Kaylie Nicole Brannan Groenhout
• Manisha Singh Grover, DDS
• David S. Groy, D.D.S
• Adrianne J Gruner, FNP
• Kim Rae Guastella, CNM,ARNP
• Madona Guirgis
• Marina Olivia Guirguis Hanna, M.D.
• Emily Tanski Gunnells, PA-C
• Charu Gupta, PA-C

• Adult Health Nurse Practitioner in Leesburg, VA
• Providers in Leesburg, VA by specialty
• Adult Health Nurse Practitioner in Virginia

• NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Oct 26, 2022; 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.