LAWRENCE TSAO MD
NPI 1376682393
Pathology - Hematology in Cleveland, OH
About Lawrence Tsao Md NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
LAWRENCE TSAO MD (NPI 1376682393) is an individual hematology provider in Cleveland, Ohio, licensed in Ohio (35089552) and active in the NPI registry since February 2007. He is enrolled in Medicare PECOS.
NPPES Registry Identity
Specialties & Licenses
Other Identifiers 5
Medicare Participation & PECOS CMS
Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.
Medicare Enrollment Status
Enrolled in Medicare (PECOS)
Lawrence Tsao Md is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).
Medicare Billing Reassignment
Medicare enrollment records show Lawrence Tsao reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.
Mount Kisco, NY 10549
- Reassigned Medicare billing, New York enrollment
- Medicare enrollment name: Optum Medical Care PC
- 1,601 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 23
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.
Physician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 44195 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.
Medicare Quality Performance CMS QPP · MIPS
Performance in the CMS Quality Payment Program: the MIPS final score across four weighted categories, and the individual quality measures reported to Medicare.
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.
CLEVELAND, OH 44195
CLEVELAND, OH 44195
CLEVELAND, OH 44195
CLEVELAND, OH 44195
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 Tsao's NPI number?
The NPI number for Lawrence Tsao is 1376682393. It was assigned to this individual provider in the NPPES registry on February 6, 2007.
Where is Lawrence Tsao located?
Lawrence Tsao practices at 9500 Euclid Ave, Cleveland, OH 44195. The listed phone number is (800) 223-2273.
What is Lawrence Tsao's specialty?
The primary specialty registered for this NPI is Pathology, specializing in Hematology, with taxonomy code 207ZH0000X.
Is Lawrence Tsao enrolled in Medicare?
Yes. Lawrence Tsao is registered in the Medicare PECOS enrollment system.
Which organization bills Medicare for Lawrence Tsao's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Lawrence Tsao reassigns Medicare benefits to Optum Medical Care, P.C. (Mount Kisco, NY). The 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 Tsao's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
When was this NPI record last updated?
The NPPES record for Lawrence Tsao was last updated on January 4, 2008. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 18 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.