DR. MARSHA DIANE SONI MD
NPI 1619924347
Internal Medicine - Infectious Disease in Fairfax, VA

Active since May 28, 2006PECOS EnrolledAccepts Medicare Assignment
91.12/100
CMS Quality Rating
3700 JOSEPH SIEWICK DRIVE, STE 209, FAIRFAX, VA 22033(703) 758-2664(703) 758-2668 Get Directions Write a Review

NPPES record last updated: December 29, 2011. Verified against the NPPES registry weekly; last sync: August 02, 2026.

About Dr. Marsha Diane Soni Md NPPES

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

DR. MARSHA DIANE SONI MD (NPI 1619924347) is an individual infectious disease provider in Fairfax, Virginia, licensed in Virginia (0101046884) and active in the NPI registry since May 2006. She is enrolled in Medicare PECOS, is affiliated with Novant Prince William Medical Center, and is a graduate of Medical College Of Georgia School Of Medicine (1984).

NPPES Registry Identity

NPI1619924347
Entity TypeIndividualFemale
Primary Taxonomy207RI0200X
Provider Legal NameDR. MARSHA DIANE SONICredential: MD
Location Address3700 JOSEPH SIEWICK DRIVE, STE 209Fairfax, VA 22033
Mailing Address3700 Joseph Siewick Drive, Ste 209Fairfax, VA 22033 · (703) 758-2664 · Fax (703) 758-2668
Fax(703) 758-2668
Sole ProprietorNo
Medical School CMSMedical College Of Georgia School Of MedicineGraduated 1984
Enumeration DateMay 28, 2006
Last NPPES UpdateDecember 29, 2011
NPI 1619924347 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

Primary SpecialtyInternal Medicine · Infectious DiseaseAllopathic & Osteopathic Physicians
Taxonomy Code207RI0200X
License Licensed in VA · 0101046884
Definition
An internist who deals with infectious diseases of all types and in all organ systems. Conditions requiring selective use of antibiotics call for this special skill. This physician often diagnoses and treats AIDS patients and patients with fevers which have not been explained. Infectious disease specialists may also have expertise in preventive medicine and travel medicine.
3700 JOSEPH SIEWICK DRIVE, Fairfax, VA 22033

Other Identifiers 12

Other318573Mamsi
Medicare OSCAR/certification440000039
Other9200049United Health Care
OtherF0020002DC · Bcbs-dc/md
Other2866927001Cigna
Medicare ID-Type Unspecified00A551I59VA · Medicare No. Va/office
Medicaid005806011VA
Other4303076Aetna
Other2579779Aetna Hmo
Other258947Anthem
Medicare ID-Type Unspecified440003390Medicare Railroad
Medicare UPINB75075

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. Marsha Diane Soni 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 ID2466412424
PECOS Enrollment IDI20101012000583
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 7

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.
389 services122 patients
Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 99232
Follow-up hospital inpatient care involves daily check-ups while you're admitted in the hospital. Typically, a healthcare provider spends about 25 minutes each day reviewing your condition, adjusting treatment if needed, and answering any questions you might have.
223 services78 patients
Established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more 99215
This service involves a follow-up appointment for existing patients, lasting between 40 to 54 minutes. During this time, your healthcare provider will assess your current health status, discuss any changes or concerns, review your treatment plan, and answer any questions you may have.
93 services54 patients
Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes 99233
Follow-up hospital inpatient care per day typically involves a 35-minute check-up by your healthcare provider. This service includes monitoring your health progress, adjusting your treatment plan if needed, and answering any questions you may have about your condition or care.
77 services50 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.
47 services47 patients
Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes 99223
Initial hospital inpatient care per day, typically 70 minutes, refers to the daily medical service provided to patients admitted to the hospital. This includes a comprehensive evaluation, diagnosis, treatment plan, and monitoring of your health condition. It ensures your well-being during your hospital stay.
36 services35 patients

Hospital Affiliations CMS Care Compare 3

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

Novant Prince William Medical Center

Acute Care Hospitals · Manassas, VA
3/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number490045
Location8700 Sudley RdManassas, VA 20110 · Manassas City 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

Reston Hospital Center

Acute Care Hospitals · Reston, VA
3/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number490107
Location1850 Town Center ParkwayReston, VA 20190 · Fairfax County
Emergency services

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.

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.

91.12/100
MIPS Final ScoreMerit-based Incentive Payment System · CMS Quality Payment Program
Scored as part of a group practice
Quality100
Improvement Activities40
Cost53.74

Other Providers at the Same Location NPPES 5

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

Dentist (Pediatric Dentistry)
3700 JOSEPH SIEWICK DRIVE
FAIRFAX, VA 22033
Internal Medicine
3700 JOSEPH SIEWICK DRIVE, SUITE 203
FAIRFAX, VA 22033
Clinical Medical Laboratory
3700 JOSEPH SIEWICK DRIVE, SUITE 201
FAIRFAX, VA 22033
Social Worker (Clinical)
3700 JOSEPH SIEWICK DRIVE, SUITE 402
FAIRFAX, VA 22033
Internal Medicine (Infectious Disease)
3700 JOSEPH SIEWICK DRIVE, STE 209
FAIRFAX, VA 22033

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 Marsha Soni's NPI number?

The NPI number for Marsha Soni is 1619924347. It was assigned to this individual provider in the NPPES registry on May 28, 2006.

Where is Marsha Soni located?

Marsha Soni practices at 3700 Joseph Siewick Drive Ste 209, Fairfax, VA 22033. The listed phone number is (703) 758-2664.

What is Marsha Soni's specialty?

The primary specialty registered for this NPI is Internal Medicine, specializing in Infectious Disease, with taxonomy code 207RI0200X.

Is Marsha Soni enrolled in Medicare?

Yes. Marsha Soni 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 Marsha Soni affiliated with any hospitals?

According to CMS data, Marsha Soni is affiliated with Novant Prince William Medical Center, Inova Fair Oaks Hospital and Reston Hospital Center.

When was this NPI record last updated?

The NPPES record for Marsha Soni was last updated on December 29, 2011. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 14 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.