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DR. AMIR HOUSHANG MOAZZEZ M.D.
NPI 1619963139
Surgery in Fairfax, VA

Active since September 20, 2005PECOS EnrolledAccepts Medicare Assignment
81.28/100
CMS Quality Rating
3580 JOSEPH SIEWICK DR STE 205, FAIRFAX, VA 22033(703) 620-3211(703) 620-3215 Get Directions Write a Review

NPPES record last updated: November 13, 2025. Verified against the NPPES registry weekly; last sync: August 23, 2026.

Record update history: Nov 13, 2025, Oct 26, 2020, Oct 21, 2020 (3 updates tracked since 2020).

About Dr. Amir Houshang Moazzez M.d. NPPES

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

DR. AMIR HOUSHANG MOAZZEZ M.D. (NPI 1619963139) is an individual surgery provider in Fairfax, Virginia, licensed in Virginia (0101235385) and active in the NPI registry since September 2005. He is enrolled in Medicare PECOS, is affiliated with Inova Alexandria Hospital, and maintains 3 additional practice locations.

NPPES Registry Identity

NPI1619963139
Entity TypeIndividualMale
Primary Taxonomy208600000X
Provider Legal NameDR. AMIR HOUSHANG MOAZZEZCredential: M.D.
Location Address3580 JOSEPH SIEWICK DR STE 205Fairfax, VA 22033-1764
Mailing Address3580 Joseph Siewick Dr Ste 205Fairfax, VA 22033-1764 · (703) 620-3211 · Fax (703) 620-3215
Phone(703) 620-3211
Fax(703) 620-3215
Sole ProprietorNo
Medical School CMSOtherGraduated 1996
Enumeration DateSeptember 20, 2005
Last NPPES UpdateNovember 13, 20253 updates tracked since enumeration
NPPES CertifiedNovember 13, 2025
✔ NPI 1619963139 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtySurgeryAllopathic & Osteopathic Physicians
Taxonomy Code208600000X
License✔ Licensed in VA · 0101235385
Definition
A general surgeon has expertise related to the diagnosis - preoperative, operative and postoperative management - and management of complications of surgical conditions in the following areas: alimentary tract; abdomen; breast, skin and soft tissue; endocrine system; head and neck surgery; pediatric surgery; surgical critical care; surgical oncology; trauma and burns; and vascular surgery. General surgeons increasingly provide care through the use of minimally invasive and endoscopic techniques. Many general surgeons also possess expertise in transplantation surgery, plastic surgery and cardiothoracic surgery.
3580 JOSEPH SIEWICK DR STE 205, Fairfax, VA 22033
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Secondary Practice Locations 3

Location 13620 Joseph Siewick Drive, Suite 200Fairfax, VA 22033 · Phone (703) 620-3211 ext. 2 · Fax (703) 620-3215
Location 29321 Sanger St Ste 204Lorton, VA 22079-2720 · Phone (703) 620-3211 · Fax (571) 492-3059
Location 33600 Joseph Siewick DrFairfax, VA 22033-1709 · Phone (703) 391-3600 · Fax (703) 391-3414

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. Amir Houshang Moazzez 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 ID6103896402
PECOS Enrollment IDI20040726001139, I20150604000913
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 2

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.
25 services22 patients
New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more 99204
This is a first-time office or outpatient visit lasting between 45-59 minutes. The healthcare provider evaluates your health, discusses your medical history, and may suggest further tests or treatments. It's an opportunity to ask questions and understand your health better.
12 services12 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

Inova Loudoun Hospital

Acute Care Hospitals · Leesburg, VA
5/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number490043
Location44045 Riverside ParkwayLeesburg, VA 20176 · Loudoun County
Emergency services Birthing friendly

Inova Fair Oaks Hospital

Acute Care Hospitals · Fairfax, VA
5/5 CMS rating
OwnershipVoluntary non-profit - Other
CMS Certification Number490101
Location3600 Joseph Siewick DriveFairfax, VA 22033 · Fairfax County
Birthing friendly

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
$100.31 typical visit price
range $65.18 – $194.86
Typical copayment $25.07 (range $16.29 – $48.71)
Most-billed visit code 99203
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.

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.

81.28/100
MIPS Final ScoreMerit-based Incentive Payment System · CMS Quality Payment Program
Scored as part of a group practice
Quality70.77
Promoting Interoperability100
Improvement Activities40
Cost66.84

Other Providers at the Same Location NPPES 12

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

JENNI JEANETTE LORENE BARNHIZER RN, FNP
Nurse Practitioner (Family)
3580 JOSEPH SIEWICK DR STE 205
FAIRFAX, VA 22033
Fairfax County (703) 620-3211
HOLLY M BERNARD MD
Surgery
3580 JOSEPH SIEWICK DR STE 205
FAIRFAX, VA 22033
Fairfax County (703) 776-4651
MISS TANISHA NICOLE ROBINSON LCSW
Social Worker (Clinical)
3580 JOSEPH SIEWICK DR STE 205
FAIRFAX, VA 22033
Fairfax County (703) 620-3211
MARIA TADIC RD
Dietitian, Registered
3580 JOSEPH SIEWICK DR STE 205
FAIRFAX, VA 22033
Fairfax County (703) 620-3211
COURTNEY LEIGH CULBREATH MD
Surgery
3580 JOSEPH SIEWICK DR STE 205
FAIRFAX, VA 22033
Fairfax County (703) 620-3211
KATHERINE LILJA
Dietitian, Registered (Nutrition, Obesity and Weight Management)
3580 JOSEPH SIEWICK DR STE 205
FAIRFAX, VA 22033
Fairfax County (703) 620-3211
DR. RAJEV ISHWAR NAIN M.D.
Surgery
3580 JOSEPH SIEWICK DR STE 205
FAIRFAX, VA 22033
Fairfax County (703) 620-3211
PAMELA BRANDT DO
Internal Medicine
3580 JOSEPH SIEWICK DR STE 205
FAIRFAX, VA 22033
Fairfax County (703) 620-3211

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 Amir Moazzez's NPI number?

The NPI number for Amir Moazzez is 1619963139. It was assigned to this individual provider in the NPPES registry on September 20, 2005.

Where is Amir Moazzez located?

Amir Moazzez practices at 3580 Joseph Siewick Dr Ste 205, Fairfax, VA 22033. The listed phone number is (703) 620-3211.

What is Amir Moazzez's specialty?

The primary specialty registered for this NPI is Surgery with taxonomy code 208600000X.

Is Amir Moazzez enrolled in Medicare?

Yes. Amir Moazzez 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 Amir Moazzez affiliated with any hospitals?

According to CMS data, Amir Moazzez is affiliated with Inova Alexandria Hospital, Inova Loudoun Hospital and Inova Fair Oaks Hospital.

When was this NPI record last updated?

The NPPES record for Amir Moazzez was last updated on November 13, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 9 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.