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MARY LOU FEILMEIER MD
NPI 1801957550
Pediatrics in Lowville, NY

Active since December 13, 2006PECOS Enrolled
5402 DAYAN STREET SUITE 100, LOWVILLE, NY 13367(315) 376-5558(315) 376-5587 Get Directions Write a Review

NPPES record last updated: May 8, 2025. Verified against the NPPES registry weekly; last sync: November 01, 2026.

Record update history: May 8, 2025, Sep 13, 2022 (2 updates tracked since 2022).

About Mary Lou Feilmeier Md NPPES

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

MARY LOU FEILMEIER MD (NPI 1801957550) is an individual pediatrics provider in Lowville, New York, licensed in New York (2418821) and active in the NPI registry since December 2006. She is enrolled in Medicare PECOS.

NPPES Registry Identity

NPI1801957550
Entity TypeIndividualFemale
Primary Taxonomy208000000X
Provider Legal NameMARY LOU FEILMEIERCredential: MD
Location Address5402 DAYAN STREET SUITE 100Lowville, NY 13367-1117
Mailing Address5402 Dayan Street Suite 100Lowville, NY 13367-1117 · (315) 376-5558 · Fax (315) 376-5587
Phone(315) 376-5558
Fax(315) 376-5587
Sole ProprietorNo
Enumeration DateDecember 13, 2006
Last NPPES UpdateMay 8, 20252 updates tracked since enumeration
NPPES CertifiedMay 8, 2025
✔ NPI 1801957550 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyPediatricsAllopathic & Osteopathic Physicians
Taxonomy Code208000000X
License✔ Licensed in NY · 2418821
Definition
A pediatrician is concerned with the physical, emotional and social health of children from birth to young adulthood. Care encompasses a broad spectrum of health services ranging from preventive healthcare to the diagnosis and treatment of acute and chronic diseases. A pediatrician deals with biological, social and environmental influences on the developing child, and with the impact of disease and dysfunction on development.
5402 DAYAN STREET SUITE 100, Lowville, NY 13367
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Other Identifiers 2

Medicaid02851954NY
OtherAA1500NY · Medicare Group Id

Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Mary Lou Feilmeier Md 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 Reassignments

2

Medicare enrollment records show Mary Feilmeier reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.

Lowville Medical Associates LLP
Same address
Internal Medicine
5402 DAYAN ST
Lowville, NY 13367
  • Reassigned Medicare billing, New York enrollment
  • 10 clinicians in this Medicare group
NPI 1922018845 (315) 376-4600
North Country Family Health Center, Inc.
25 mi
Federally Qualified Health Center (FQHC)
238 ARSENAL STREET
Watertown, NY 13601
  • Reassigned Medicare billing, New York enrollment
  • 26 clinicians in this Medicare group
NPI 1609946821 (315) 782-9450

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 13367 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
$84.93 typical visit price
range $54.87 – $166.88
Typical copayment $21.23 (range $13.71 – $41.72)
Most-billed visit code 99203
Established Patient
$97.08 typical visit price
range $17.54 – $136.14
Typical copayment $24.27 (range $4.38 – $34.03)
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.

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 Mary Feilmeier's NPI number?

The NPI number for Mary Feilmeier is 1801957550. It was assigned to this individual provider in the NPPES registry on December 13, 2006.

Where is Mary Feilmeier located?

Mary Feilmeier practices at 5402 Dayan Street Suite 100, Lowville, NY 13367. The listed phone number is (315) 376-5558.

What is Mary Feilmeier's specialty?

The primary specialty registered for this NPI is Pediatrics with taxonomy code 208000000X.

Is Mary Feilmeier enrolled in Medicare?

Yes. Mary Feilmeier is registered in the Medicare PECOS enrollment system.

Which organizations bill Medicare for Mary Feilmeier's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Mary Feilmeier reassigns Medicare benefits to 2 organizations: Lowville Medical Associates LLP (Lowville, NY) and North Country Family Health Center, Inc. (Watertown, NY). Each 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 Mary Feilmeier'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 Mary Feilmeier was last updated on May 8, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 18 months 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.