MRS. VIVIAN V TAN NP-C
NPI 1649787011
Nurse Practitioner - Family in Elkridge, MD

Active since January 05, 2018PECOS EnrolledAccepts Medicare Assignment
6480 OLD WATERLOO RD, ELKRIDGE, MD 21075(410) 799-0291 Get Directions Write a Review

NPPES record last updated: April 14, 2023. Verified against the NPPES registry weekly; last sync: July 26, 2026.

Record update history: Apr 14, 2023, Sep 3, 2018 (2 updates tracked since 2018).

About Mrs. Vivian V Tan Np-c NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

MRS. VIVIAN V TAN NP-C (NPI 1649787011) is an individual family provider in Elkridge, Maryland, licensed in Maryland (R164835) and active in the NPI registry since January 2018. She is enrolled in Medicare PECOS, maintains 2 additional practice locations, and is a graduate of Other (2017).

NPPES Registry Identity

NPI1649787011
Entity TypeIndividualFemale
Primary Taxonomy363LF0000X
Provider Legal NameMRS. VIVIAN V TANCredential: NP-C
Location Address6480 OLD WATERLOO RDElkridge, MD 21075
Mailing Address6480 Old Waterloo RdElkridge, MD 21075-6508 · (410) 799-0291
Sole ProprietorYes
Medical School CMSOtherGraduated 2017
Enumeration DateJanuary 5, 2018
Last NPPES UpdateApril 14, 20232 updates tracked since enumeration
NPPES CertifiedApril 14, 2023
NPI 1649787011 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

Primary SpecialtyNurse Practitioner · FamilyPhysician Assistants & Advanced Practice Nursing Providers
Taxonomy Code363LF0000X
License Licensed in MD · R164835
6480 OLD WATERLOO RD, Elkridge, MD 21075

Other Names 1

Former Name (1)Miss Vivian C Valdez Rn

Secondary Practice Locations 2

Location 14155 Glen Park RdNottingham, MD 21236-1019 · Phone (410) 248-0661
Location 21910 Towne Centre Blvd Ste 250Annapolis, MD 21401-3599 · Phone (657) 237-2450

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, and ordering and referring status from the CMS PECOS system.

Medicare Enrollment Status

Enrolled in Medicare and accepts Medicare assignment

Mrs. Vivian V Tan Np-c is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.

PECOS PAC ID3274885447
PECOS Enrollment IDI20230420000458
Eligible to Order & Refer Part B Labs & Imaging Durable Medical Equipment Home Health Agency Power Mobility DevicesPer the CMS Ordering and Referring file. Eligibility means Medicare pays claims that this provider orders or refers for these categories.

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 21075 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.

New Patient
$94.08 typical visit price
range $60.73 – $183.44
Typical copayment $23.52 (range $15.18 – $45.86)
Most-billed visit code 99203
Established Patient
$106.59 typical visit price
range $19.60 – $149.17
Typical copayment $26.64 (range $4.90 – $37.29)
Most-billed visit code 99214
Amounts reflect what Medicare beneficiaries in this ZIP area are typically charged for office visits. Patients with other coverage should check their individual plans.

Other Providers at the Same Location NPPES 20

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

Nurse Practitioner (Family)
6480 OLD WATERLOO RD
ELKRIDGE, MD 21075
Nurse Practitioner (Family)
6480 OLD WATERLOO RD
ELKRIDGE, MD 21075
Pharmacist
6480 OLD WATERLOO RD
ELKRIDGE, MD 21075
Pharmacist
6480 OLD WATERLOO RD
ELKRIDGE, MD 21075
Nurse Practitioner (Family)
6480 OLD WATERLOO RD
ELKRIDGE, MD 21075
Nurse Practitioner (Family)
6480 OLD WATERLOO RD
ELKRIDGE, MD 21075
Physician Assistant
6480 OLD WATERLOO RD
ELKRIDGE, MD 21075
Nurse Practitioner (Family)
6480 OLD WATERLOO RD
ELKRIDGE, MD 21075

Frequently Asked Questions NPPES & CMS

Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.

What is Vivian Tan's NPI number?

The NPI number for Vivian Tan is 1649787011. It was assigned to this individual provider in the NPPES registry on January 5, 2018. The provider is also known as Miss Vivian C Valdez Rn.

Where is Vivian Tan located?

Vivian Tan practices at 6480 Old Waterloo Rd, Elkridge, MD 21075. The listed phone number is (410) 799-0291.

What is Vivian Tan's specialty?

The primary specialty registered for this NPI is Nurse Practitioner, specializing in Family, with taxonomy code 363LF0000X.

Is Vivian Tan enrolled in Medicare?

Yes. Vivian Tan is registered in the Medicare PECOS system and accepts Medicare assignment, which means accepting the Medicare-approved amount as payment in full for covered services.

When was this NPI record last updated?

The NPPES record for Vivian Tan was last updated on April 14, 2023. NPI Profile syncs with the weekly NPPES data releases published by CMS.