LAWRENCE L WALNY M.D.
NPI 1265450456
Anesthesiology in Grand Blanc, MI
About Lawrence L Walny M.d. NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
LAWRENCE L WALNY M.D. (NPI 1265450456) is an individual anesthesiology provider in Grand Blanc, Michigan, licensed in Michigan (4301042284) and active in the NPI registry since July 2006. He is enrolled in Medicare PECOS, is affiliated with Covenant Medical Center, and maintains 2 additional practice locations.
NPPES Registry Identity
Specialties & Licenses 2
Secondary Practice Locations 2
Other Identifiers 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
Lawrence L Walny 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
8Medicare enrollment records show Lawrence Walny reassigns Medicare billing to 8 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Lapeer, MI 48446
- Reassigned Medicare billing, Michigan enrollment
- 145 clinicians in this Medicare group
Saginaw, MI 48602
- Reassigned Medicare billing, Michigan enrollment
- 47 clinicians in this Medicare group
Westland, MI 48186
- Reassigned Medicare billing, Michigan enrollment
- 273 clinicians in this Medicare group
Greensboro, NC 27408
- Reassigned Medicare billing, North Carolina enrollment
- 223 clinicians in this Medicare group
Charlotte, NC 28262
- Reassigned Medicare billing, North Carolina enrollment
- 1,212 clinicians in this Medicare group
Jacksonville, FL 32209
- Reassigned Medicare billing, Florida enrollment
- 1,456 clinicians in this Medicare group
Maitland, FL 32751
- Reassigned Medicare billing, Florida enrollment
- 2,356 clinicians in this Medicare group
Bradenton, FL 34209
- Reassigned Medicare billing, Florida enrollment
- 792 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.
Covenant Medical Center
Acute Care Hospitals · Saginaw, MICarolina East Medical Center
Acute Care Hospitals · New Bern, NCOther Providers at the Same Location NPPES 20
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
GRAND BLANC, MI 48439
GRAND BLANC, MI 48439
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 Lawrence Walny's NPI number?
The NPI number for Lawrence Walny is 1265450456. It was assigned to this individual provider in the NPPES registry on July 17, 2006.
Where is Lawrence Walny located?
Lawrence Walny practices at 1 Genesys Pkwy, Grand Blanc, MI 48439. The listed phone number is (810) 606-6499.
What is Lawrence Walny's specialty?
The primary specialty registered for this NPI is Anesthesiology with taxonomy code 207L00000X.
Is Lawrence Walny enrolled in Medicare?
Yes. Lawrence Walny 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 Lawrence Walny's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Lawrence Walny reassigns Medicare benefits to 8 organizations: Anesthesia Services Associates, PC (Lapeer, MI), Saginaw Anesthesia Services, PLLC (Saginaw, MI), Anesthesia Associates Of Ann Arbor, PLLC (Westland, MI), Southeast Anesthesiology Consultants, PLLC (Greensboro, NC), Chs Anesthesia Services Group Inc (Charlotte, NC) and 3 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 Lawrence Walny's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Lawrence Walny accept?
Health plans from Blue Cross Blue Shield of Michigan Mutual Insurance Company, Blue Cross and Blue Shield of NC, Cigna Healthcare, Oscar Health Maintenance Organization of Florida and Oscar Health Plan of North Carolina, Inc list Lawrence Walny 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 Lawrence Walny affiliated with any hospitals?
According to CMS data, Lawrence Walny is affiliated with Covenant Medical Center and Carolina East Medical Center.
When was this NPI record last updated?
The NPPES record for Lawrence Walny was last updated on June 24, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 4 months 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.
# Lawrence L Walny, M.D. · NPI 1265450456
Anesthesiology physician in Grand Blanc, Michigan. Individual provider, active in the CMS NPPES registry since July 17, 2006.
## Identity
- **NPI:** 1265450456 (Entity type: Individual)
- **Enumerated:** July 17, 2006
- **Primary specialty:** Anesthesiology · taxonomy 207L00000X
- **State license:** 4301042284 (Michigan)
- **Sole proprietor:** No
## Practice location
- **Address:** 1 GENESYS PKWY, Grand Blanc, MI 48439-8065
- **Phone:** (810) 606-6499 · **Fax:** (810) 606-7245
## Medicare
- **Medicare:** Enrolled (PECOS); accepts Medicare assignment
- **Ordering & referring:** eligible for Part B labs & imaging, durable medical equipment, home health, power mobility devices
- **Bills Medicare through:** 8 organizations under Medicare reassignment (form CMS-855R): Anesthesia Services Associates, PC (NPI 1497797153, Lapeer, MI); Saginaw Anesthesia Services, PLLC (NPI 1205083615, Saginaw, MI); Anesthesia Associates Of Ann Arbor, PLLC (NPI 1669581997, Westland, MI); Southeast Anesthesiology Consultants, PLLC (NPI 1861702425, Greensboro, NC); Chs Anesthesia Services Group Inc (NPI 1346649415, Charlotte, NC); and 3 more · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Wayne State University School Of Medicine, class of 1974
## Record status
- **NPPES last updated:** June 24, 2026
- **Other identifiers:** Medicaid 3044804-10 (MI)
---
Source: [NPI Profile](https://npiprofile.com/npi/1265450456) · Data from the CMS NPPES public registry.