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THOMAS JANUS D.O.
NPI 1881657666
Family Medicine in Fredericksburg, VA

Active since April 11, 2006PECOS Enrolled
418 CHATHAM SQUARE OFFICE PARK, FREDERICKSBURG, VA 22405(540) 371-4700(540) 373-0942 Get Directions Write a Review

NPPES record last updated: April 21, 2016. Verified against the NPPES registry weekly; last sync: October 18, 2026.

About Thomas Janus D.o. NPPES

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

THOMAS JANUS D.O. (NPI 1881657666) is an individual family medicine provider in Fredericksburg, Virginia, licensed in Virginia (0102036807) and active in the NPI registry since April 2006. He is enrolled in Medicare PECOS.

NPPES Registry Identity

NPI1881657666
Entity TypeIndividualMale
Primary Taxonomy207Q00000X
Provider Legal NameTHOMAS JANUSCredential: D.O.
Location Address418 CHATHAM SQUARE OFFICE PARKFredericksburg, VA 22405-2561
Mailing Address120 Executive Center Pkwy, Suite 215Fredericksburg, VA 22401-3100 · (540) 374-5097 · Fax (540) 374-0378
Phone(540) 371-4700
Fax(540) 373-0942
Sole ProprietorNo
Enumeration DateApril 11, 2006
Last NPPES UpdateApril 21, 2016
✔ NPI 1881657666 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyFamily MedicineAllopathic & Osteopathic Physicians
Taxonomy Code207Q00000X
License✔ Licensed in VA · 0102036807
Definition
Family Medicine is the medical specialty which is concerned with the total health care of the individual and the family. It is the specialty in breadth which integrates the biological, clinical, and behavioral sciences. The scope of family medicine is not limited by age, sex, organ system, or disease entity.
418 CHATHAM SQUARE OFFICE PARK, Fredericksburg, VA 22405
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Other Identifiers 3

Medicare ID-Type Unspecified080001567VA
Medicare UPINC36567VA
Medicaid5660599VA

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Thomas Janus D.o. is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

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.

Medicare Billing Reassignment

Medicare enrollment records show Thomas Janus reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.

Mary Washington Hospital, Inc.
1.7 mi
Cardiovascular Disease
1001 SAM PERRY BLVD
Fredericksburg, VA 22401
  • Reassigned Medicare billing, Virginia enrollment
  • 133 clinicians in this Medicare group
NPI 1013089879 (540) 741-1041

Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 22405 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
$86.88 typical visit price
range $56.19 – $170.30
Typical copayment $21.72 (range $14.04 – $42.57)
Most-billed visit code 99203
Established Patient
$99.13 typical visit price
range $18.07 – $138.91
Typical copayment $24.78 (range $4.51 – $34.72)
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 3

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

Cushion for use on nasal mask interface, replacement only, each A7032
DME-Other DME · category DE001N
2 suppliers14 claims84 services$16.31 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
3 suppliers11 claims11 services$47.69 avg. paid by Medicare
Tubing used with positive airway pressure device A7037
DME-Other DME · category DE001N
3 suppliers11 claims11 services$12.97 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 3

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

MRS. JENNIFER STUEHLER GRILLO CFNP
Nurse Practitioner (Family)
418 CHATHAM SQUARE OFFICE PARK
FREDERICKSBURG, VA 22405
Stafford County (405) 371-4700
ELITE GYNECOLOGY AND WELLNESS LLC
Obstetrics & Gynecology
418 CHATHAM SQUARE OFFICE PARK
FREDERICKSBURG, VA 22405
Stafford County (540) 374-7020
JASON PAUL HILLMAN DO
Family Medicine
418 CHATHAM SQUARE OFFICE PARK
FREDERICKSBURG, VA 22405
Stafford County (540) 374-5200

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 Thomas Janus's NPI number?

The NPI number for Thomas Janus is 1881657666. It was assigned to this individual provider in the NPPES registry on April 11, 2006.

Where is Thomas Janus located?

Thomas Janus practices at 418 Chatham Square Office Park, Fredericksburg, VA 22405. The listed phone number is (540) 371-4700.

What is Thomas Janus's specialty?

The primary specialty registered for this NPI is Family Medicine with taxonomy code 207Q00000X.

Is Thomas Janus enrolled in Medicare?

Yes. Thomas Janus is registered in the Medicare PECOS enrollment system.

Which organization bills Medicare for Thomas Janus's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Thomas Janus reassigns Medicare benefits to Mary Washington Hospital, Inc. (Fredericksburg, VA). The reassignment is filed with Medicare on form CMS-855R, signed by both the clinician and the organization, and lets the organization bill Medicare and receive payment for Thomas Janus's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

When was this NPI record last updated?

The NPPES record for Thomas Janus was last updated on April 21, 2016. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 10 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.