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DR. ANDREA KASSIM M.D.
NPI 1689802647
Preventive Medicine - Addiction Medicine in Fairfax, VA

Active since June 30, 2009PECOS EnrolledAccepts Medicare Assignment
4375 FAIR LAKES CT FL 3, FAIRFAX, VA 22033(571) 432-2600 Get Directions Write a Review

NPPES record last updated: December 17, 2025. Verified against the NPPES registry weekly; last sync: August 02, 2026.

Record update history: Dec 17, 2025, Feb 27, 2025 (2 updates tracked since 2025).

About Dr. Andrea Kassim M.d. NPPES

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

DR. ANDREA KASSIM M.D. (NPI 1689802647) is an individual addiction medicine provider in Fairfax, Virginia, licensed in Virginia (0101272756) and active in the NPI registry since June 2009. She is enrolled in Medicare PECOS and is a graduate of Howard University College Of Medicine (2008).

NPPES Registry Identity

NPI1689802647
Entity TypeIndividualFemale
Primary Taxonomy2083A0300X
Provider Legal NameDR. ANDREA KASSIMCredential: M.D.
Location Address4375 FAIR LAKES CT FL 3Fairfax, VA 22033-4234
Mailing Address9230 Old Keene Mill Rd # 1036Burke, VA 22015-4201 · (571) 432-2600
Phone(571) 432-2600
Sole ProprietorYes
Medical School CMSHoward University College Of MedicineGraduated 2008
Enumeration DateJune 30, 2009
Last NPPES UpdateDecember 17, 20252 updates tracked since enumeration
NPPES CertifiedDecember 17, 2025
✔ NPI 1689802647 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyPreventive Medicine · Addiction MedicineAllopathic & Osteopathic Physicians
Taxonomy Code2083A0300X
License✔ Licensed in VA · 0101272756
Definition
A physician engaged in the subspecialty practice of Addiction Medicine who specializes in the prevention, evaluation, diagnosis, treatment, and recovery of persons with the disease of addiction.
Also ListedDermatologyTaxonomy 207N00000X · License 266015 (NY), 0101272756 (VA), 25MA09182700 (NJ)
4375 FAIR LAKES CT FL 3, Fairfax, VA 22033
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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

Dr. Andrea Kassim M.d. 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 ID2062663875
PECOS Enrollment IDI20250516000440
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.

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 22033 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.

Other Providers at the Same Location NPPES

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

MAYIN WONG DO
Psychiatry & Neurology (Child & Adolescent Psychiatry)
4375 FAIR LAKES CT FL 3
FAIRFAX, VA 22033
Fairfax County (571) 432-2744

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 Andrea Kassim's NPI number?

The NPI number for Andrea Kassim is 1689802647. It was assigned to this individual provider in the NPPES registry on June 30, 2009.

Where is Andrea Kassim located?

Andrea Kassim practices at 4375 Fair Lakes Ct Fl 3, Fairfax, VA 22033. The listed phone number is (571) 432-2600.

What is Andrea Kassim's specialty?

The primary specialty registered for this NPI is Preventive Medicine, specializing in Addiction Medicine, with taxonomy code 2083A0300X.

Is Andrea Kassim enrolled in Medicare?

Yes. Andrea Kassim 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.

When was this NPI record last updated?

The NPPES record for Andrea Kassim was last updated on December 17, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 7 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.