DR. MICHAEL EDWARD PERRAUT M.D.
NPI 1013042209
Internal Medicine in California, MD
About Dr. Michael Edward Perraut M.d. NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DR. MICHAEL EDWARD PERRAUT M.D. (NPI 1013042209) is an individual internal medicine provider in California, Maryland, licensed in Maryland (D0068427) and active in the NPI registry since February 2007. He is enrolled in Medicare PECOS, is affiliated with Medstar Saint Mary's Hospital, and maintains a secondary practice location in Leonardtown.
NPPES Registry Identity
Specialties & Licenses 2
Secondary Practice Location 1
Medicare Participation & PECOS CMS
Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.
Medicare Enrollment Status
Enrolled in Medicare and accepts Medicare assignment
Dr. Michael Edward Perraut 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.
Medicare Billing Reassignments
5Medicare enrollment records show Michael Perraut reassigns Medicare billing to 5 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Hollywood, MD 20636
- Reassigned Medicare billing, District of Columbia and Maryland enrollments
- 180 clinicians in this Medicare group
Washington, DC 20036
- Reassigned Medicare billing, District of Columbia and Maryland enrollments
- 3,530 clinicians in this Medicare group
Washington, DC 20010
- Reassigned Medicare billing, District of Columbia and Maryland enrollments
- Medicare enrollment name: Whc Physician Group LLC
- Also billed through NPI 1700154226 (Maryland)
- 613 clinicians in this Medicare group
Fredericksburg, VA 22401
- Reassigned Medicare billing, Virginia enrollment
- 5 clinicians in this Medicare group
Fredericksburg, VA 22401
- Reassigned Medicare billing, Virginia enrollment
- 8 clinicians in this Medicare group
Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.
Areas of Expertise CMS Part B claims 57
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.
Hospital Affiliations CMS Care Compare
Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.
Medstar Saint Mary's Hospital
Acute Care Hospitals · Leonardtown, MDPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 20619 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.
Referred Medical Equipment & Supplies CMS DME claims 4
Durable medical equipment, devices and supplies this provider ordered from DME suppliers for patients, from Medicare fee-for-service claims.
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.
CALIFORNIA, MD 20619
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 Michael Perraut's NPI number?
The NPI number for Michael Perraut is 1013042209. It was assigned to this individual provider in the NPPES registry on February 21, 2007.
Where is Michael Perraut located?
Michael Perraut practices at 22590 Shady Ct, California, MD 20619. The listed phone number is (301) 737-0500.
What is Michael Perraut's specialty?
The primary specialty registered for this NPI is Internal Medicine with taxonomy code 207R00000X.
Is Michael Perraut enrolled in Medicare?
Yes. Michael Perraut 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.
Which organizations bill Medicare for Michael Perraut's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Michael Perraut reassigns Medicare benefits to 5 organizations: Medstar Medical Group - Southern Maryland LLC (Hollywood, MD), Medstar Medical Group II LLC (Washington, DC), Whc Emerg Phys (Washington, DC), Centercare Family Practice, LLC (Fredericksburg, VA) and Pedsplus Urgent Care, LLC (Fredericksburg, VA). Each 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 Michael Perraut's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
Is Michael Perraut affiliated with any hospitals?
According to CMS data, Michael Perraut is affiliated with Medstar Saint Mary's Hospital.
When was this NPI record last updated?
The NPPES record for Michael Perraut was last updated on April 20, 2018. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 8 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.