HILARY BARUCH LAWLESS M.D.
NPI 1184155509
Family Medicine in Ann Arbor, MI
About Hilary Baruch Lawless M.d. NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
HILARY BARUCH LAWLESS M.D. (NPI 1184155509) is an individual family medicine provider in Ann Arbor, Michigan, licensed in Michigan (4301504124) and active in the NPI registry since March 2017. She is enrolled in Medicare PECOS, is affiliated with Inova Alexandria Hospital, and maintains a secondary practice location in Fort Worth.
NPPES Registry Identity
Specialties & Licenses 2
Secondary Practice Location 1
Accepted Insurance
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
Hilary Baruch Lawless 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
4Medicare enrollment records show Hilary Lawless reassigns Medicare billing to 4 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Arlington, VA 22203
- Reassigned Medicare billing, District of Columbia enrollment
- 1,534 clinicians in this Medicare group
Dallas, TX 75231
- Reassigned Medicare billing, Texas enrollment
- 1,208 clinicians in this Medicare group
Fort Worth, TX 76104
- Reassigned Medicare billing, Texas enrollment
- Medicare enrollment name: Sound Inpatient Physicians Of Texas I, Inc
- 478 clinicians in this Medicare group
Humble, TX 77338
- Reassigned Medicare billing, Texas enrollment
- 2,009 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 8
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 2
Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.
Inova Alexandria Hospital
Acute Care Hospitals · Alexandria, VAVirginia Hospital Center
Acute Care Hospitals · Arlington, VAPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 48103 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.
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.
ANN ARBOR, MI 48103
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 Hilary Lawless's NPI number?
The NPI number for Hilary Lawless is 1184155509. It was assigned to this individual provider in the NPPES registry on March 27, 2017.
Where is Hilary Lawless located?
Hilary Lawless practices at 4350 Jackson Rd Ste 200, Ann Arbor, MI 48103. The listed phone number is (734) 761-2581.
What is Hilary Lawless's specialty?
The primary specialty registered for this NPI is Family Medicine with taxonomy code 207Q00000X.
Is Hilary Lawless enrolled in Medicare?
Yes. Hilary Lawless 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 Hilary Lawless's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Hilary Lawless reassigns Medicare benefits to 4 organizations: Privia Medical Group, LLC (Arlington, VA), Cogent Healthcare Of Texas, PA (Dallas, TX), Sound Inpatient Physicians Of Texas 1, Inc (Fort Worth, TX) and Hospitalist Medicine Physicians Of Texas, PLLC (Humble, TX). 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 Hilary Lawless's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Hilary Lawless accept?
Health plans from Blue Cross and Blue Shield of Texas and Oscar Insurance Company list Hilary Lawless as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.
Is Hilary Lawless affiliated with any hospitals?
According to CMS data, Hilary Lawless is affiliated with Inova Alexandria Hospital and Virginia Hospital Center.
When was this NPI record last updated?
The NPPES record for Hilary Lawless was last updated on July 20, 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.