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NPISignal

Individual Healthcare Provider

Chad J Zik, M.D.

NPI Record: ActiveInternal Medicine
NPI1134509359
Annandale, Virginia

Provider's NPPES record last updated: March 10, 2022

Overview

Entity Type
Individual Healthcare Provider
NPI
1134509359
Primary Specialty
Internal Medicine
Practice Location
Annandale, Virginia
Sole Proprietor
No

Federal Screening

NPISignal checked this NPI against federal exclusion sources. Results below are based on the NPI number itself — an identifier match, not a name match.

List of Excluded Individuals/Entities (LEIE)

HHS Office of Inspector General

No potential match identified

No potential match was identified in NPISignal's indexed List of Excluded Individuals/Entities (LEIE) records as of 2026-09-10.

Source data
September 10, 2026
Records indexed
84,001
Screened
Sep 19, 2026, 4:25 AM UTC

This reflects only the records NPISignal currently holds and the identity information supplied. It is not a verification of eligibility, licensure, or compliance. Verify decisions that matter against the authoritative source.

SAM.gov Exclusions

U.S. General Services Administration

Not checked

SAM.gov Exclusions was not checked.

SAM.gov screening is not configured on this deployment. No SAM check has been performed.

Screened
Not checked

This is an NPI-based check only. NPISignal does not publish name-based exclusion matches on a provider profile. A shared or similar name is a lead that requires human review, not an identification, and this page is not the place to make one. Run a name-based screening below to see potential matches with the reasons for each.

This reflects only the records NPISignal currently holds and the identity information supplied. It is not a verification of eligibility, licensure, or compliance. Verify decisions that matter against the authoritative source.

Run a name-based screening

Searches OIG LEIE and SAM.gov by name and reviews every potential match.

Specialties & Taxonomies

  • Internal Medicine

    Allopathic & Osteopathic Physicians

    Primary

    A physician who provides long-term, comprehensive care in the office and the hospital, managing both common and complex illness of adolescents, adults and the elderly. Internists are trained in the diagnosis and treatment of cancer, infections and diseases affecting the heart, blood, kidneys, joints and digestive, respiratory and vascular systems. They are also trained in the essentials of primary care internal medicine, which incorporates an understanding of disease prevention, wellness, substance abuse, mental health and effective treatment of common problems of the eyes, ears, skin, nervous system and reproductive organs.

    Taxonomy code 207R00000X
  • Hospitalist

    Allopathic & Osteopathic Physicians

    Hospitalists are physicians whose primary professional focus is the general medical care of hospitalized patients. Their activities include patient care, teaching, research, and leadership related to Hospital Medicine. The term 'hospitalist' refers to physicians whose practice emphasizes providing care for hospitalized patients.

    Taxonomy code 208M00000X

Provider-Reported License Information

Internal Medicine (Virginia)
0101262749
Hospitalist (Virginia)
0116028024
License numbers are reported by the provider to NPPES and are not independently verified by NPISignal against any state licensing board. Confirm current license status directly with the issuing state board.

Practice Locations

Practice Location

7617 Little River Tpke Ste 850

Annandale, Virginia 22003-2618

Phone: (571) 665-6620

Additional Practice Location

2740 Prosperity Ave Ste 100

Fairfax, Virginia 22031-4354

Phone: (571) 623-3390

Fax: (703) 204-9022

Additional Practice Location

4700 King St Ste 100

Alexandria, Virginia 22302-4420

Phone: (571) 665-6570

Fax: (571) 665-6571

Additional Practice Location

6400 Arlington Blvd Ste 210

Falls Church, Virginia 22042-2349

Phone: (703) 531-3000

Fax: (703) 531-3142

Additional Practice Location

600 Herndon Pkwy Ste 200

Herndon, Virginia 20170-5495

Phone: (703) 464-6080

Fax: (703) 326-1364

Additional Practice Location

8350 Richmond Hwy Ste 233

Alexandria, Virginia 22309-2344

Phone: (703) 704-9013

Fax: (703) 704-9018

Additional Practice Location

4700 King St Ste 100

Alexandria, Virginia 22302-4420

Phone: (571) 665-6610

Fax: (571) 665-6611

Additional Practice Location

8501 Sudley Rd

Manassas, Virginia 20109-3563

Phone: (571) 719-4180

Fax: (571) 719-4181

Additional Practice Location

46440 Benedict Dr Ste 208

Sterling, Virginia 20164-6602

Phone: (571) 665-6500

Fax: (571) 665-6501

Additional Practice Location

9321 Sanger St

Lorton, Virginia 22079-2720

Phone: (703) 982-8400

Fax: (703) 982-8351

Additional Practice Location

11901 Baron Cameron Ave

Reston, Virginia 20190-5892

Phone: (703) 668-8333

Fax: (703) 668-7169

Additional Practice Location

600 Herndon Pkwy Ste 200

Herndon, Virginia 20170-5495

Phone: (703) 464-6094

Fax: (703) 689-8959

Additional Practice Location

2740 Prosperity Ave Ste 200

Fairfax, Virginia 22031-4354

Phone: (703) 321-2600

Fax: (703) 321-2603

Additional Practice Location

9304 Forest Point Cir

Manassas, Virginia 20110-4700

Phone: (703) 396-8390

Fax: (703) 396-8393

Additional Practice Location

600 Herndon Pkwy Ste 200

Herndon, Virginia 20170-5495

Phone: (703) 464-6092

Fax: (703) 689-8959

Additional Practice Location

211 Gibson St Nw Ste 206

Leesburg, Virginia 20176-2115

Phone: (703) 779-5499

Fax: (703) 779-1084

Additional Practice Location

18003 Fraley Blvd

Dumfries, Virginia 22026-2407

Phone: (703) 221-8860

Fax: (703) 221-8381

Additional Practice Location

6400 Arlington Blvd Ste 200

Falls Church, Virginia 22042-2336

Phone: (703) 531-3100

Fax: (703) 531-3108

Additional Practice Location

211 Gibson St Nw Ste 206

Leesburg, Virginia 20176-2115

Phone: (703) 779-5437

Fax: (703) 779-1084

Additional Practice Location

3300 Gallows Road

Department of Medicine

Falls Church, Virginia 22042-3307

Phone: (703) 776-3582

Record Information

Enumeration Date
June 3, 2015
Provider's NPPES Record Last Updated
March 10, 2022
Certification Date
March 10, 2022
NPISignal NPPES Dataset
August 2026

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