Individual provider Active NPI

Vivian V Tan, NP-C

  • Family Nurse Practitioner
  • Elkridge, MD
National Provider Identifier
1649787011
Registry record updated Apr 14, 2023
On this page

Key facts

NPPES NPI Registry
Primary specialty
Family Nurse PractitionerTaxonomy code 363LF0000X
License
R164835 Issued in MD
Practice address
6480 Old Waterloo Rd
Elkridge, MD 21075
Phone
(410) 799-0291
NPI assigned
Jan 5, 2018
Sex
Female
Sole proprietor
Yes

NPPES NPI Registry

Updated by the provider on Apr 14, 2023

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

Specialties & licenses 1

Specialty (taxonomy)CodeLicenseStatePrimary
Family Nurse Practitioner 363LF0000X R164835 MD Primary

Addresses

Primary practice location

6480 Old Waterloo Rd
Elkridge, MD 21075

Mailing address

6480 Old Waterloo Rd
Elkridge, MD 21075-6508
Phone (410) 799-0291

Other practice location 1

4155 Glen Park Rd
Nottingham, MD 21236-1019
Phone (410) 248-0661

Other practice location 2

1910 Towne Centre Blvd Ste 250
Annapolis, MD 21401-3599
Phone (657) 237-2450

Other names 1

  • Miss Vivian C Valdez Former name

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: No
Green means eligible to order or refer.

Enrollment records 2

Enrollment IDStateProvider typePAC IDDetails
I20181109000697 DC Practitioner - Nurse Practitioner 3274885447 Reassigns benefits to 1 organization
I20230420000458 MD Practitioner - Nurse Practitioner 3274885447 Reassigns benefits to 4 organizations

Care Compare profile

Medicare Care Compare
Specialty
Nurse Practitioner
Education
Other, 2017
Medicare assignment
Accepts the Medicare-approved amount as payment in full
Group practices
Synergy Medical Group LLCGroup PAC ID 0749644177, 102 clinicians

Practice addresses (Care Compare)

115 E Melrose Ave
Baltimore, MD 21212-2945
Phone (410) 435-9073

6600 York Rd
Suite 207
Baltimore, MD 21212-2024
Phone (410) 864-8181

National Provider Directory

National Provider Directory
Medicare enrollment (NPD)
Enrolled
Credentials
Nurse Practitioner

State licenses

LicenseStateTypeSpecialty
R164835MDMDFamily Nurse Practitioner

Practice roles

OrganizationSpecialtyStatusNew patients
Synergy Medical Group LLC CurrentSince Mar 10, 2026 Accepting new patients
Landmark Medical of Tennessee PC CurrentSince Apr 17, 2023 Accepting new patients
Regenwell Wound Specialty Group - Central MD, LLC CurrentSince Nov 21, 2024 Accepting new patients
Landmark Medical of Tennessee PC CurrentSince Apr 17, 2023 Accepting new patients
Angel Hands Healthcare Services, LLC CurrentSince Jan 1, 2023 Accepting new patients
Synergy Medical Group LLC CurrentSince Mar 10, 2026 Accepting new patients

Locations

7755 Center Ave
Ste 630
Huntington Beach, CA 92647
Phone (877) 240-3112

1910 Towne Centre Blvd
Ste 250
Annapolis, MD 21401
Phone (202) 596-8891

115 E Melrose Ave
Baltimore, MD 21212
Phone (410) 435-9073

6600 York Rd
Ste 207
Baltimore, MD 21212
Phone (410) 561-6241

5215 W Cedar Ln
Bethesda, MD 20814
Phone (301) 530-1600

4017 Liberty Heights Ave
Gwynn Oak, MD 21207
Phone (410) 542-5306

1205 York Rd
Ste 11
Timonium, MD 21093
Phone (443) 325-0031

100 West Rd
Ste 300
Towson, MD 21204
Phone (240) 203-7988

Interoperability endpoints

  • Direct secure messaging: ms_vtan6@landmarkhealth-direct.org

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.

NPI Registry JSON

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

{
    "created_epoch": "1515110400000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1681430400000",
    "number": "1649787011",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "6480 OLD WATERLOO RD",
            "city": "ELKRIDGE",
            "state": "MD",
            "postal_code": "210756508",
            "telephone_number": "410-799-0291"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "6480 OLD WATERLOO RD",
            "city": "ELKRIDGE",
            "state": "MD",
            "postal_code": "21075",
            "telephone_number": "410-799-0291"
        }
    ],
    "practiceLocations": [
        {
            "address_1": "4155 Glen Park Rd",
            "address_purpose": "LOCATION",
            "city": "Nottingham",
            "state": "MD",
            "postal_code": "212361019",
            "country_code": "US",
            "telephone_number": "410-248-0661",
            "country_name": "United States",
            "address_type": "DOM"
        },
        {
            "address_1": "1910 Towne Centre Blvd Ste 250",
            "address_purpose": "LOCATION",
            "city": "Annapolis",
            "state": "MD",
            "postal_code": "214013599",
            "country_code": "US",
            "telephone_number": "657-237-2450",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "basic": {
        "last_name": "TAN",
        "first_name": "VIVIAN",
        "middle_name": "V",
        "name_prefix": "Mrs.",
        "credential": "NP-C",
        "sole_proprietor": "YES",
        "sex": "F",
        "enumeration_date": "2018-01-05",
        "last_updated": "2023-04-14",
        "certification_date": "2023-04-14",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "363LF0000X",
            "taxonomy_group": "",
            "desc": "Nurse Practitioner, Family",
            "state": "MD",
            "license": "R164835",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": [
        {
            "first_name": "VIVIAN",
            "last_name": "VALDEZ",
            "middle_name": "C",
            "prefix": "MISS",
            "credential": "RN",
            "code": "1",
            "type": "Former Name"
        }
    ]
}

Other providers in Elkridge, MD

Sources for this page

Verify at the official NPI Registry.