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NANCY EILEEN MEDEIROS M.D.
NPI 1427086404
Ophthalmology - Retina Specialist in Huntsville, AL

Active since June 29, 2006PECOS Enrolled
100/100
CMS Quality Rating
401 MERIDIAN ST N, SUITE 400, HUNTSVILLE, AL 35801(256) 539-8851(256) 534-7203 Get Directions Write a Review

NPPES record last updated: October 18, 2019. Verified against the NPPES registry weekly; last sync: November 01, 2026.

Record update history: Oct 18, 2019, Apr 10, 2017 (2 updates tracked since 2017).

About Nancy Eileen Medeiros M.d. NPPES

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

NANCY EILEEN MEDEIROS M.D. (NPI 1427086404) is an individual retina specialist in Huntsville, Alabama, licensed in Alabama (16549) and active in the NPI registry since June 2006. She is enrolled in Medicare PECOS.

NPPES Registry Identity

NPI1427086404
Entity TypeIndividualFemale
Primary Taxonomy207WX0107X
Provider Legal NameNANCY EILEEN MEDEIROSCredential: M.D.
Location Address401 MERIDIAN ST N, SUITE 400Huntsville, AL 35801-4720
Mailing Address401 Meridian St N, Suite 400Huntsville, AL 35801-4720 · (256) 539-8851 · Fax (256) 534-7203
Phone(256) 539-8851
Fax(256) 534-7203
Sole ProprietorNo
Enumeration DateJune 29, 2006
Last NPPES UpdateOctober 18, 20192 updates tracked since enumeration
✔ NPI 1427086404 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyOphthalmology · Retina SpecialistAllopathic & Osteopathic Physicians
Taxonomy Code207WX0107X
License✔ Licensed in AL · 16549
Definition
An ophthalmologist who specializes in the diagnosis and treatment of vitreoretinal diseases.
Also ListedOphthalmologyTaxonomy 207W00000X · License 16549 (AL)
401 MERIDIAN ST N, Huntsville, AL 35801
Open in Google Maps ↗

Other Identifiers 1

Medicaid051550323AL

Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Nancy Eileen Medeiros M.d. 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 Nancy Medeiros reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.

Retina Specialists Of North Alabama LLC
Same address
Ophthalmology
401 MERIDIAN ST N, SUITE 400
Huntsville, AL 35801
  • Reassigned Medicare billing, Alabama enrollment
  • 7 clinicians in this Medicare group
NPI 1194760652 (256) 539-8851

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 35801 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
$122.31 typical visit price
range $52.65 – $161.63
Typical copayment $30.57 (range $13.16 – $40.40)
Most-billed visit code 99204
Established Patient
$66.08 typical visit price
range $16.56 – $131.65
Typical copayment $16.52 (range $4.14 – $32.91)
Most-billed visit code 99213
Amounts reflect what Medicare beneficiaries in this ZIP area are typically charged for office visits. Patients with other coverage should check their individual plans.

Medicare Quality Performance CMS QPP · MIPS

Performance in the CMS Quality Payment Program: the MIPS final score across four weighted categories, and the individual quality measures reported to Medicare.

100/100
MIPS Final ScoreMerit-based Incentive Payment System · CMS Quality Payment Program
Scored as part of a group practice
Quality100
Improvement Activities40

Other Providers at the Same Location NPPES 9

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

DR. TAREK OMAR PERSAUD M.D.
Ophthalmology (Retina Specialist)
401 MERIDIAN ST N, 400
HUNTSVILLE, AL 35801
Madison County (256) 539-8851
RETINA SPECIALISTS OF NORTH ALABAMA LLC
Ophthalmology
401 MERIDIAN ST N, SUITE 400
HUNTSVILLE, AL 35801
Madison County (256) 539-8851
MRS. HEATHER LYNETTE FLORES NP
Nurse Practitioner (Family)
401 MERIDIAN ST N
HUNTSVILLE, AL 35801
Madison County (256) 372-5601
DARREN MALONE MD
Ophthalmology
401 MERIDIAN ST N, SUITE 200
HUNTSVILLE, AL 35801
Madison County (256) 705-3937
EYE CENTER SURGEONS & ASSOC LLC
Ophthalmology
401 MERIDIAN ST N, 200
HUNTSVILLE, AL 35801
Madison County (256) 705-3937
DR. DONALD JOSEPH DERIVAUX MD
Ophthalmology
401 MERIDIAN ST N, STE 200
HUNTSVILLE, AL 35801
Madison County (256) 705-3937
VIKRAM SAINI M.D.
Ophthalmology (Retina Specialist)
401 MERIDIAN ST N, STE 400
HUNTSVILLE, AL 35801
Madison County (256) 539-8851
JAMES BRENNEN BYRNE M.D.
Ophthalmology (Retina Specialist)
401 MERIDIAN ST N, SUITE 400
HUNTSVILLE, AL 35801
Madison County (256) 539-8851

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 Nancy Medeiros's NPI number?

The NPI number for Nancy Medeiros is 1427086404. It was assigned to this individual provider in the NPPES registry on June 29, 2006.

Where is Nancy Medeiros located?

Nancy Medeiros practices at 401 Meridian St N Suite 400, Huntsville, AL 35801. The listed phone number is (256) 539-8851.

What is Nancy Medeiros's specialty?

The primary specialty registered for this NPI is Ophthalmology, specializing in Retina Specialist, with taxonomy code 207WX0107X.

Is Nancy Medeiros enrolled in Medicare?

Yes. Nancy Medeiros is registered in the Medicare PECOS enrollment system.

Which organization bills Medicare for Nancy Medeiros's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Nancy Medeiros reassigns Medicare benefits to Retina Specialists Of North Alabama LLC (Huntsville, AL). 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 Nancy Medeiros'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 Nancy Medeiros was last updated on October 18, 2019. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 7 years 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.