1. Home
  2. Directory
  3. Massachusetts
  4. Saugus
  5. Nurse Practitioner
  6. NPI Profile
Recently Updated NPI Information — some details in this NPI profile have been updated in the NPI registry within the last 60 days.

TANYA MARKOS FNP
NPI 1326611385
Nurse Practitioner - Family in Saugus, MA

Active since July 19, 2021PECOS Enrolled
171 BROADWAY STE 3, SAUGUS, MA 01906(978) 818-9887 Get Directions Write a Review

NPPES record last updated: October 8, 2026. Verified against the NPPES registry weekly; last sync: October 25, 2026.

Record update history: Oct 8, 2026, Jan 3, 2025, Dec 10, 2024 and 2 more (5 updates tracked since 2021).

About Tanya Markos Fnp NPPES

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

TANYA MARKOS FNP (NPI 1326611385) is an individual family provider in Saugus, Massachusetts, licensed in Massachusetts (F07211577) and active in the NPI registry since July 2021. She is enrolled in Medicare PECOS.

NPPES Registry Identity

NPI1326611385
Entity TypeIndividualFemale
Primary Taxonomy363LF0000X
Provider Legal NameTANYA MARKOSCredential: FNP
Location Address171 BROADWAY STE 3Saugus, MA 01906-1095
Mailing Address171 Broadway Ste 3Saugus, MA 01906-1095 · (978) 818-9887
Phone(978) 818-9887
Sole ProprietorNo
Enumeration DateJuly 19, 2021
Last NPPES UpdateOctober 8, 20265 updates tracked since enumeration
NPPES CertifiedOctober 8, 2026
✔ NPI 1326611385 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 MA · F07211577
171 BROADWAY STE 3, Saugus, MA 01906
Open in Google Maps ↗

Other Names 1

Former Name (1)Tanya Lamoureux

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Tanya Markos Fnp is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

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.

Medicare Billing Reassignment

Medicare enrollment records show Tanya Markos reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.

Middleton Family Medicine Urgent Care, LLC
6.2 mi
Clinic/Center
147 S MAIN ST
Middleton, MA 01949
  • Reassigned Medicare billing, Massachusetts enrollment
  • 70 clinicians in this Medicare group
NPI 1902215106 (978) 774-2555

Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 01906 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
$90.70 typical visit price
range $58.86 – $177.36
Typical copayment $22.67 (range $14.71 – $44.34)
Most-billed visit code 99203
Established Patient
$103.48 typical visit price
range $19.11 – $144.84
Typical copayment $25.87 (range $4.77 – $36.21)
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

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

THRIVWELL, LLC
Private Vehicle
171 BROADWAY STE 3
SAUGUS, MA 01906
Essex County (978) 818-9887

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 Tanya Markos's NPI number?

The NPI number for Tanya Markos is 1326611385. It was assigned to this individual provider in the NPPES registry on July 19, 2021. The provider is also known as Tanya Lamoureux.

Where is Tanya Markos located?

Tanya Markos practices at 171 Broadway Ste 3, Saugus, MA 01906. The listed phone number is (978) 818-9887.

What is Tanya Markos's specialty?

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

Is Tanya Markos enrolled in Medicare?

Yes. Tanya Markos is registered in the Medicare PECOS enrollment system.

Which organization bills Medicare for Tanya Markos's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Tanya Markos reassigns Medicare benefits to Middleton Family Medicine Urgent Care, LLC (Middleton, MA). The reassignment is filed with Medicare on form CMS-855R, signed by both the clinician and the organization, and lets the organization bill Medicare and receive payment for Tanya Markos's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

When was this NPI record last updated?

The NPPES record for Tanya Markos was last updated on October 8, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 21 days ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.