LOUIS KENNETH ZWEIG MD
NPI 1730197591
Internal Medicine in Arlington, VA

Active since August 04, 2006PECOS EnrolledAccepts Medicare Assignment
2445 ARMY NAVY DR STE 400, ARLINGTON, VA 22206(703) 379-8879(703) 998-6821 Get Directions Write a Review

NPPES record last updated: March 6, 2025. Verified against the NPPES registry weekly; last sync: August 02, 2026.

About Louis Kenneth Zweig Md NPPES

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

LOUIS KENNETH ZWEIG MD (NPI 1730197591) is an individual internal medicine provider in Arlington, Virginia, licensed in Virginia (0101227887) and active in the NPI registry since August 2006. He is enrolled in Medicare PECOS, is affiliated with Inova Alexandria Hospital, and is a graduate of Ohio State University College Of Medicine (1998).

NPPES Registry Identity

NPI1730197591
Entity TypeIndividualMale
Primary Taxonomy207R00000X
Provider Legal NameLOUIS KENNETH ZWEIGCredential: MD
Location Address2445 ARMY NAVY DR STE 400Arlington, VA 22206-2988
Mailing Address2445 Army Navy Dr Ste 400Arlington, VA 22206-2988 · (703) 379-8879 · Fax (703) 998-6821
Fax(703) 998-6821
Sole ProprietorNo
Medical School CMSOhio State University College Of MedicineGraduated 1998
Enumeration DateAugust 4, 2006
Last NPPES UpdateMarch 6, 2025
NPPES CertifiedMarch 6, 2025
NPI 1730197591 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

Primary SpecialtyInternal MedicineAllopathic & Osteopathic Physicians
Taxonomy Code207R00000X
License Licensed in VA · 0101227887
Definition
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.
2445 ARMY NAVY DR STE 400, Arlington, VA 22206

Other Identifiers 2

Medicaid010171270VA
OtherP00255198Rr Medicare

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, and ordering and referring status from the CMS PECOS system.

Medicare Enrollment Status

Enrolled in Medicare and accepts Medicare assignment

Louis Kenneth Zweig Md is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.

PECOS PAC ID42201642
PECOS Enrollment IDI20040521000792
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.

Areas of Expertise CMS Part B claims 17

Services this provider delivered to Medicare fee-for-service patients, from the CMS Medicare utilization data. Higher counts generally reflect more experience with a service; care delivered outside Medicare is not included.

Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more 99214
This is a routine check-up for patients who have previously visited our clinic. It involves a comprehensive review of your health and any ongoing treatments. The consultation lasts between 30-39 minutes, allowing enough time to discuss any concerns.
253 services118 patients
Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit G0439
An annual wellness visit is a yearly appointment with your primary care provider to create or update a personalized prevention plan. This plan helps prevent illness based on your current health and risk factors. It's a subsequent visit, meaning it follows an initial assessment.
123 services123 patients
Ultrasound study of arm and leg arteries 93922
An ultrasound study of arm and leg arteries is a non-invasive procedure that uses sound waves to create images of your arteries. It helps in checking blood flow, identifying blockages, or detecting other abnormalities in your arteries.
116 services115 patients
Annual depression screening, 5 to 15 minutes G0444
An annual depression screening is a short, routine evaluation to check for signs of depression. It involves answering a series of questions about your feelings, thoughts, and behaviors. The process takes about 15 minutes and helps detect depression early for better management.
91 services91 patients
Test or measurement for functional capacity, each 15 minutes 97750
This procedure measures your functional capacity, or ability to perform tasks, over 15-minute intervals. It can help identify limitations or improvements in your physical abilities. The test may involve activities like walking, lifting, or bending.
84 services84 patients
Annual alcohol misuse screening, 5 to 15 minutes G0442
An annual alcohol misuse screening is a 15-minute check-up to assess your drinking habits. It helps identify if you're consuming alcohol in a way that could harm your health. This is not a judgment, but a tool to promote your wellbeing.
81 services81 patients

Hospital Affiliations CMS Care Compare 3

Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.

Inova Alexandria Hospital

Acute Care Hospitals · Alexandria, VA
4/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number490040
Location4320 Seminary RdAlexandria, VA 22304 · Alexandria City County
Emergency services Birthing friendly

Virginia Hospital Center

Acute Care Hospitals · Arlington, VA
5/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number490050
Location1701 North George Mason DriveArlington, VA 22205 · Arlington County
Emergency services Birthing friendly

Inova Mount Vernon Hospital

Acute Care Hospitals · Alexandria, VA
4/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number490122
Location2501 Parkers LaneAlexandria, VA 22306 · Fairfax County
Emergency services

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 22206 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
$113.72 typical visit price
range $21.40 – $158.88
Typical copayment $28.43 (range $5.35 – $39.72)
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.

Referred Medical Equipment & Supplies CMS DME claims 7

Durable medical equipment, devices and supplies this provider ordered from DME suppliers for patients, from Medicare fee-for-service claims.

Tubing with integrated heating element for use with positive airway pressure device A4604
DME-Other DME · category DE001N
5 suppliers21 claims21 services$30.80 avg. paid by Medicare
Pillow for use on nasal cannula type interface, replacement only, pair A7033
DME-Other DME · category DE001N
4 suppliers12 claims67 services$13.14 avg. paid by Medicare
Nasal interface (mask or cannula type) used with positive airway pressure device, with or without head strap A7034
DME-Other DME · category DE001N
6 suppliers25 claims25 services$43.60 avg. paid by Medicare
Headgear used with positive airway pressure device A7035
DME-Other DME · category DE001N
8 suppliers19 claims19 services$15.14 avg. paid by Medicare
Filter, disposable, used with positive airway pressure device A7038
DME-Other DME · category DE001N
9 suppliers27 claims158 services$1.65 avg. paid by Medicare
Water chamber for humidifier, used with positive airway pressure device, replacement, each A7046
DME-Other DME · category DE001N
7 suppliers12 claims12 services$10.52 avg. paid by Medicare
Dollar amounts are the average Medicare paid the supplier per service. They are not the cost to the patient.

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.

Physician Assistant (Medical)
2445 ARMY NAVY DR STE 400
ARLINGTON, VA 22206
Internal Medicine
2445 ARMY NAVY DR STE 400
ARLINGTON, VA 22206
Internal Medicine
2445 ARMY NAVY DR STE 400
ARLINGTON, VA 22206
Family Medicine
2445 ARMY NAVY DR STE 400
ARLINGTON, VA 22206
Internal Medicine
2445 ARMY NAVY DR STE 400
ARLINGTON, VA 22206
Family Medicine
2445 ARMY NAVY DR STE 400
ARLINGTON, VA 22206
Family Medicine
2445 ARMY NAVY DR STE 400
ARLINGTON, VA 22206

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 Louis Zweig's NPI number?

The NPI number for Louis Zweig is 1730197591. It was assigned to this individual provider in the NPPES registry on August 4, 2006.

Where is Louis Zweig located?

Louis Zweig practices at 2445 Army Navy Dr Ste 400, Arlington, VA 22206. The listed phone number is (703) 379-8879.

What is Louis Zweig's specialty?

The primary specialty registered for this NPI is Internal Medicine with taxonomy code 207R00000X.

Is Louis Zweig enrolled in Medicare?

Yes. Louis Zweig is registered in the Medicare PECOS system and accepts Medicare assignment, which means accepting the Medicare-approved amount as payment in full for covered services.

Is Louis Zweig affiliated with any hospitals?

According to CMS data, Louis Zweig is affiliated with Inova Alexandria Hospital, Virginia Hospital Center and Inova Mount Vernon Hospital.

When was this NPI record last updated?

The NPPES record for Louis Zweig was last updated on March 6, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 16 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.