DR. NANCY ANN TANCHEL M.D.
NPI 1629112107
Ophthalmology in Vienna, VA

Q: What is Nancy Tanchel's NPI number?

The NPI number for Nancy Tanchel is 1629112107. It was assigned to this individual provider in the NPPES registry on February 16, 2007.

Q: What is Nancy Tanchel's specialty?

The primary specialty registered for this NPI is Ophthalmology with taxonomy code 207W00000X.

Q: When was this NPI record last updated?

The NPPES record for Nancy Tanchel was last updated on September 18, 2023. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 3 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.

Active since February 16, 2007PECOS Enrolled

8321 OLD COURTHOUSE RD, LIBERTY LASER EYE CENTER, VIENNA, VA 22182(571) 234-5678 Get Directions Write a Review

NPPES record last updated: September 18, 2023. Verified against the NPPES registry weekly; last sync: November 01, 2026.

On this page

About Dr. Nancy Ann Tanchel M.d. NPPES

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

DR. NANCY ANN TANCHEL M.D. (NPI 1629112107) is an individual ophthalmology provider in Vienna, Virginia, licensed in Virginia (0101225245) and active in the NPI registry since February 2007. She is enrolled in Medicare PECOS.

NPPES Registry Identity

NPI1629112107

Entity TypeIndividualFemale

Primary Taxonomy207W00000X

Provider Legal NameDR. NANCY ANN TANCHELCredential: M.D.

Location Address8321 OLD COURTHOUSE RD, LIBERTY LASER EYE CENTERVienna, VA 22182-3817

Mailing Address8321 Old Courthouse Rd, Liberty Laser Eye CenterVienna, VA 22182-3817 · (571) 234-5678

Phone(571) 234-5678

Sole ProprietorYes

Enumeration DateFebruary 16, 2007

Last NPPES UpdateSeptember 18, 2023

NPPES CertifiedSeptember 18, 2023

✔ NPI 1629112107 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyOphthalmologyAllopathic & Osteopathic Physicians

Taxonomy Code207W00000X

License✔ Licensed in VA · 0101225245

Definition

An ophthalmologist has the knowledge and professional skills needed to provide comprehensive eye and vision care. Ophthalmologists are medically trained to diagnose, monitor and medically or surgically treat all ocular and visual disorders. This includes problems affecting the eye and its component structures, the eyelids, the orbit and the visual pathways. In so doing, an ophthalmologist prescribes vision services, including glasses and contact lenses.

8321 OLD COURTHOUSE RD, Vienna, VA 22182

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Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Dr. Nancy Ann Tanchel 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 Tanchel reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.

The Eye Institute Inc

Same address

Ophthalmologic Surgery

8321 OLD COURTHOUSE RD
Vienna, VA 22182

Reassigned Medicare billing, District of Columbia enrollment

NPI 1194986182 (571) 234-5678

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 22182 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

$147.85 typical visit price

range $65.18 – $194.86

Typical copayment $36.96 (range $16.29 – $48.71)

Most-billed visit code 99204

Established Patient

$80.66 typical visit price

range $21.40 – $158.88

Typical copayment $20.16 (range $5.35 – $39.72)

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.

Other Providers at the Same Location NPPES 7

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

THE EYE INSTITUTE INC

Clinic/Center (Ophthalmologic Surgery)

8321 OLD COURTHOUSE RD
VIENNA, VA 22182

Fairfax County (571) 234-5678

DR. HUMERA E MALIK M.D.

Internal Medicine

8321 OLD COURTHOUSE RD, STE 202
VIENNA, VA 22182

Fairfax County (703) 740-4577

NEUROLOFT LLC

Rehabilitation Practitioner

8321 OLD COURTHOUSE RD, SUITE 130
VIENNA, VA 22182

Fairfax County (703) 462-9570

DR. DOUGLAS GOLD D.C.

Chiropractor

8321 OLD COURTHOUSE RD
VIENNA, VA 22182

Fairfax County (703) 942-8828

POTOMAC HEALTH & WELLNESS (PHW), INC

Clinic/Center

8321 OLD COURTHOUSE RD, STE 202
VIENNA, VA 22182

Fairfax County (703) 740-4577

DR. JUANLI GUO DMD, MS, PHD, FACP

Dentist (Prosthodontics)

8321 OLD COURTHOUSE RD, SUITE 120
VIENNA, VA 22182

Fairfax County (703) 992-0674

IMPLANT & DENTAL ART, PLLC

Dentist (Prosthodontics)

8321 OLD COURTHOUSE RD, SUITE 120
VIENNA, VA 22182

Fairfax County (703) 992-0674

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 Tanchel's NPI number?

The NPI number for Nancy Tanchel is 1629112107. It was assigned to this individual provider in the NPPES registry on February 16, 2007.

Where is Nancy Tanchel located?

Nancy Tanchel practices at 8321 Old Courthouse Rd Liberty Laser Eye Center, Vienna, VA 22182. The listed phone number is (571) 234-5678.

What is Nancy Tanchel's specialty?

The primary specialty registered for this NPI is Ophthalmology with taxonomy code 207W00000X.

Is Nancy Tanchel enrolled in Medicare?

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

Which organization bills Medicare for Nancy Tanchel's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Nancy Tanchel reassigns Medicare benefits to The Eye Institute Inc (Vienna, VA). 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 Tanchel'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 Tanchel was last updated on September 18, 2023. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 3 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.