DR. LAWRENCE H WARBASSE III M.D.
NPI 1902801327
Internal Medicine in Traverse City, MI
About Dr. Lawrence H Warbasse Iii M.d. NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DR. LAWRENCE H WARBASSE III M.D. (NPI 1902801327) is an individual internal medicine provider in Traverse City, Michigan, licensed in Michigan (4301047414) and active in the NPI registry since June 2005. He is enrolled in Medicare PECOS, is affiliated with Munson Medical Center, and is a graduate of Wayne State University School Of Medicine (1982).
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
Dr. Lawrence H Warbasse Iii 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 Lawrence Warbasse reassigns Medicare billing to 5 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Traverse City, MI 49684
- Reassigned Medicare billing, Michigan enrollment
- 124 clinicians in this Medicare group
Traverse City, MI 49684
- Reassigned Medicare billing, Michigan enrollment
- 492 clinicians in this Medicare group
Cadillac, MI 49601
- Reassigned Medicare billing, Michigan enrollment
- 123 clinicians in this Medicare group
Grayling, MI 49738
- Reassigned Medicare billing, Michigan enrollment
- 596 clinicians in this Medicare group
Adrian, MI 49221
- Reassigned Medicare billing, Michigan enrollment
- 237 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 4
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.
Munson Medical Center
Acute Care Hospitals · Traverse City, MIPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 49684 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
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 20
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
TRAVERSE CITY, MI 49684
TRAVERSE CITY, MI 49684
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 Warbasse's NPI number?
The NPI number for Lawrence Warbasse is 1902801327. It was assigned to this individual provider in the NPPES registry on June 14, 2005.
Where is Lawrence Warbasse located?
Lawrence Warbasse practices at 1105 6th St, Traverse City, MI 49684. The listed phone number is (231) 346-6800.
What is Lawrence Warbasse's specialty?
The primary specialty registered for this NPI is Internal Medicine with taxonomy code 207R00000X.
Is Lawrence Warbasse enrolled in Medicare?
Yes. Lawrence Warbasse 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 Warbasse's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Lawrence Warbasse reassigns Medicare benefits to 5 organizations: Grand Traverse Physician Services PC (Traverse City, MI), Munson Medical Center (Traverse City, MI), Wexford Physician Services PC (Cadillac, MI), Sound Inpatient Physicians-Michigan PLLC (Grayling, MI) and Hospitalist Medicine Physicians Of Michigan, PLLC (Adrian, MI). 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 Warbasse's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Lawrence Warbasse accept?
Health plans from Priority Health list Lawrence Warbasse 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 Warbasse affiliated with any hospitals?
According to CMS data, Lawrence Warbasse is affiliated with Munson Medical Center.
When was this NPI record last updated?
The NPPES record for Lawrence Warbasse was last updated on January 2, 2019. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 7 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.
# Dr. Lawrence H Warbasse III, M.D. · NPI 1902801327
Internal Medicine physician in Traverse City, Michigan. Individual provider, active in the CMS NPPES registry since June 14, 2005.
## Identity
- **NPI:** 1902801327 (Entity type: Individual)
- **Enumerated:** June 14, 2005
- **Primary specialty:** Internal Medicine · taxonomy 207R00000X
- **State license:** 4301047414 (Michigan)
- **Sole proprietor:** No
## Practice location
- **Address:** 1105 6TH ST, Traverse City, MI 49684-2349
- **Phone:** (231) 346-6800 · **Fax:** (231) 346-6052
## 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:** 5 organizations under Medicare reassignment (form CMS-855R): Grand Traverse Physician Services PC (NPI 1932913217, Traverse City, MI); Munson Medical Center (NPI 1205864220, Traverse City, MI); Wexford Physician Services PC (NPI 1649084260, Cadillac, MI); Sound Inpatient Physicians-Michigan PLLC (NPI 1639311996, Grayling, MI); Hospitalist Medicine Physicians Of Michigan, PLLC (NPI 1013180181, Adrian, MI) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Wayne State University School Of Medicine, class of 1982
## Record status
- **NPPES last updated:** January 2, 2019
- **Other identifiers:** Other LW047414 (MI); Medicaid 4326502 (MI)
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Source: [NPI Profile](https://npiprofile.com/npi/1902801327) · Data from the CMS NPPES public registry.