DR. MARGARET SCHWIESOW D.O.
NPI 1346561610
Internal Medicine - Gastroenterology in Springfield, VA

Active since June 21, 2010PECOS EnrolledAccepts Medicare Assignment
6501 LOISDALE CT, SPRINGFIELD, VA 22150(703) 922-1313 Get Directions Write a Review

NPPES record last updated: May 27, 2021. Verified against the NPPES registry weekly; last sync: August 02, 2026.

Record update history: May 27, 2021, Mar 17, 2018, Feb 23, 2018 (3 updates tracked since 2018).

About Dr. Margaret Schwiesow D.o. NPPES

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

DR. MARGARET SCHWIESOW D.O. (NPI 1346561610) is an individual gastroenterology provider in Springfield, Virginia, licensed in Virginia (0102204406) and active in the NPI registry since June 2010. She is enrolled in Medicare PECOS, is affiliated with Virginia Hospital Center, and maintains a secondary practice location in Falls Church.

NPPES Registry Identity

NPI1346561610
Entity TypeIndividualFemale
Primary Taxonomy207RG0100X
Provider Legal NameDR. MARGARET SCHWIESOWCredential: D.O.
Location Address6501 LOISDALE CTSpringfield, VA 22150-1826
Mailing Address6501 Loisdale CtSpringfield, VA 22150-1826
Sole ProprietorYes
Medical School CMSNew York College Of Osteo Medicine Of New York Institute Of TechnologyGraduated 2010
Enumeration DateJune 21, 2010
Last NPPES UpdateMay 27, 20213 updates tracked since enumeration
NPPES CertifiedMay 27, 2021
NPI 1346561610 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

Primary SpecialtyInternal Medicine · GastroenterologyAllopathic & Osteopathic Physicians
Taxonomy Code207RG0100X
License Licensed in VA · 0102204406
Definition
An internist who specializes in diagnosis and treatment of diseases of the digestive organs including the stomach, bowels, liver and gallbladder. This specialist treats conditions such as abdominal pain, ulcers, diarrhea, cancer and jaundice and performs complex diagnostic and therapeutic procedures using endoscopes to visualize internal organs.
6501 LOISDALE CT, Springfield, VA 22150

Secondary Practice Location 1

Location 1201 N Washington StFalls Church, VA 22046-4518 · Phone (703) 237-4442

Group Practice 1

Group TaxonomyThis provider is a business group of one or more individual practitioners, who practice with different areas of specialization.193200000X MULTI-SPECIALTY GROUP

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. Margaret Schwiesow D.o. 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 ID9537456488
PECOS Enrollment IDI20160921001593, I20230720001423, I20230725001198
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.

Hospital Affiliations CMS Care Compare

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

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

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 22150 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 20

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

Pharmacist (Pharmacist Clinician (PhC)/ Clinical Pharmacy Specialist)
6501 LOISDALE CT
SPRINGFIELD, VA 22150
Pharmacist
6501 LOISDALE CT
SPRINGFIELD, VA 22150
Registered Nurse (Case Management)
6501 LOISDALE CT
SPRINGFIELD, VA 22150
Physical Therapist
6501 LOISDALE CT
SPRINGFIELD, VA 22150
Dietitian, Registered
6501 LOISDALE CT
SPRINGFIELD, VA 22150
Health Maintenance Organization
6501 LOISDALE CT
SPRINGFIELD, VA 22150
Pharmacist (Pharmacist Clinician (PhC)/ Clinical Pharmacy Specialist)
6501 LOISDALE CT
SPRINGFIELD, VA 22150
Internal Medicine (Endocrinology, Diabetes & Metabolism)
6501 LOISDALE CT
SPRINGFIELD, VA 22150

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 Margaret Schwiesow's NPI number?

The NPI number for Margaret Schwiesow is 1346561610. It was assigned to this individual provider in the NPPES registry on June 21, 2010.

Where is Margaret Schwiesow located?

Margaret Schwiesow practices at 6501 Loisdale Ct, Springfield, VA 22150. The listed phone number is (703) 922-1313.

What is Margaret Schwiesow's specialty?

The primary specialty registered for this NPI is Internal Medicine, specializing in Gastroenterology, with taxonomy code 207RG0100X.

Is Margaret Schwiesow enrolled in Medicare?

Yes. Margaret Schwiesow 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 Margaret Schwiesow affiliated with any hospitals?

According to CMS data, Margaret Schwiesow is affiliated with Virginia Hospital Center.

When was this NPI record last updated?

The NPPES record for Margaret Schwiesow was last updated on May 27, 2021. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 5 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.