MR. WILLIAM R LILEAS JR. CRNA
NPI 1295038651
Nurse Anesthetist, Certified Registered in Youngstown, OH
About Mr. William R Lileas Jr. Crna NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
MR. WILLIAM R LILEAS JR. CRNA (NPI 1295038651) is an individual nurse anesthetist, certified registered in Youngstown, Ohio, licensed in Ohio (NA-12097) and active in the NPI registry since December 2010. He is enrolled in Medicare PECOS, is affiliated with Upmc Hamot, and is a graduate of Other (2010).
NPPES Registry Identity
Specialties & Licenses 2
Other Identifiers 2
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
Mr. William R Lileas Jr. Crna 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
11Medicare enrollment records show William Lileas reassigns Medicare billing to 11 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Geneva, OH 44041
- Reassigned Medicare billing, Ohio enrollment
- 79 clinicians in this Medicare group
Coshocton, OH 43812
- Reassigned Medicare billing, Ohio enrollment
- 19 clinicians in this Medicare group
Toledo, OH 43604
- Reassigned Medicare billing, Ohio enrollment
- 1,072 clinicians in this Medicare group
Circleville, OH 43113
- Reassigned Medicare billing, Ohio enrollment
- 365 clinicians in this Medicare group
Springfield, OH 45505
- Reassigned Medicare billing, Ohio enrollment
- 471 clinicians in this Medicare group
Dayton, OH 45409
- Reassigned Medicare billing, Ohio enrollment
- 283 clinicians in this Medicare group
Darby, PA 19023
- Reassigned Medicare billing, Pennsylvania enrollment
- 400 clinicians in this Medicare group
Philadelphia, PA 19106
- Reassigned Medicare billing, Pennsylvania enrollment
- 103 clinicians in this Medicare group
Melville, NY 11747
- Reassigned Medicare billing, Pennsylvania enrollment
- 928 clinicians in this Medicare group
Pensacola, FL 32502
- Reassigned Medicare billing, Ohio enrollment
- 72 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.
Hospital Affiliations CMS Care Compare 2
Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.
Upmc Hamot
Acute Care Hospitals · Erie, PAMount Nittany Medical Center
Acute Care Hospitals · State College, PAPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 44505 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.
YOUNGSTOWN, OH 44505
YOUNGSTOWN, OH 44505
YOUNGSTOWN, OH 44505
YOUNGSTOWN, OH 44505
YOUNGSTOWN, OH 44505
YOUNGSTOWN, OH 44505
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 William Lileas's NPI number?
The NPI number for William Lileas is 1295038651. It was assigned to this individual provider in the NPPES registry on December 7, 2010.
Where is William Lileas located?
William Lileas practices at 3622 Belmont Ave Suite 1, Youngstown, OH 44505. The listed phone number is (330) 759-9350.
What is William Lileas's specialty?
The primary specialty registered for this NPI is Nurse Anesthetist, Certified Registered with taxonomy code 367500000X.
Is William Lileas enrolled in Medicare?
Yes. William Lileas 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 William Lileas's services?
According to the CMS Revalidation Reassignment List (October 2026 release), William Lileas reassigns Medicare benefits to 11 organizations: Safe Anesthesia Geneva LLC (Geneva, OH), Coshocton Anesthesia Professionals Ltd (Coshocton, OH), Promedica Central Physicians (Toledo, OH), Sandusky Anesthesia LLC (Circleville, OH), Northstar Anesthesia Of Ohio LLC (Springfield, OH) and 6 more organizations, listed in the Medicare section above. 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 William Lileas's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does William Lileas accept?
Health plans from CareSource and Paramount list William Lileas 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 William Lileas affiliated with any hospitals?
According to CMS data, William Lileas is affiliated with Upmc Hamot and Mount Nittany Medical Center.
When was this NPI record last updated?
The NPPES record for William Lileas was last updated on January 11, 2011. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 15 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.
# Mr. William R Lileas Jr., CRNA · NPI 1295038651
Nurse Anesthetist, Certified Registered physician in Youngstown, Ohio. Individual provider, active in the CMS NPPES registry since December 7, 2010.
## Identity
- **NPI:** 1295038651 (Entity type: Individual)
- **Enumerated:** December 7, 2010
- **Primary specialty:** Nurse Anesthetist, Certified Registered · taxonomy 367500000X
- **State license:** NA-12097 (Ohio)
- **Sole proprietor:** No
## Practice location
- **Address:** 3622 BELMONT AVE, SUITE 1, Youngstown, OH 44505-1450
- **Phone:** (330) 759-9350 · **Fax:** (330) 759-9387
## Medicare
- **Medicare:** Enrolled (PECOS); accepts Medicare assignment
- **Ordering & referring:** eligible for Part B labs & imaging
- **Bills Medicare through:** 11 organizations under Medicare reassignment (form CMS-855R): Safe Anesthesia Geneva LLC (NPI 1821327636, Geneva, OH); Coshocton Anesthesia Professionals Ltd (NPI 1770128795, Coshocton, OH); Promedica Central Physicians (NPI 1043270150, Toledo, OH); Sandusky Anesthesia LLC (NPI 1770907859, Circleville, OH); Northstar Anesthesia Of Ohio LLC (NPI 1417276429, Springfield, OH); and 6 more · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Other, class of 2010
## Record status
- **NPPES last updated:** January 11, 2011
- **Other identifiers:** Medicare OSCAR/certification PENDING (OH); Medicaid PENDING (OH)
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Source: [NPI Profile](https://npiprofile.com/npi/1295038651) · Data from the CMS NPPES public registry.