MICHAEL TINYEE HSU DO
NPI 1821589631
Anesthesiology in Sayre, PA
About Michael Tinyee Hsu Do NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
MICHAEL TINYEE HSU DO (NPI 1821589631) is an individual anesthesiology provider in Sayre, Pennsylvania, licensed in Pennsylvania (OS022782) and active in the NPI registry since May 2018. He is enrolled in Medicare PECOS, is affiliated with New York-presbyterian Hospital, and is a graduate of Other (2018).
NPPES Registry Identity
Specialties & Licenses 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
Michael Tinyee Hsu Do 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
3Medicare enrollment records show Michael Hsu reassigns Medicare billing to 3 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Athens, PA 18810
- Reassigned Medicare billing, Pennsylvania enrollment
- Medicare enrollment name: Guthrie Medical Group PC
- 830 clinicians in this Medicare group
Hartsdale, NY 10530
- Reassigned Medicare billing, New York enrollment
- 142 clinicians in this Medicare group
Patchogue, NY 11772
- Reassigned Medicare billing, New Hampshire enrollment
- 145 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 2
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 3
Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.
New York-Presbyterian Hospital
Acute Care Hospitals · New York, NYCorning Hospital
Acute Care Hospitals · Corning, NYRobert Packer Hospital
Acute Care Hospitals · Sayre, PAMedicare 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.
SAYRE, PA 18840
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 Michael Hsu's NPI number?
The NPI number for Michael Hsu is 1821589631. It was assigned to this individual provider in the NPPES registry on May 29, 2018.
Where is Michael Hsu located?
Michael Hsu practices at 1 Guthrie Sq, Sayre, PA 18840. The listed phone number is (781) 718-7363.
What is Michael Hsu's specialty?
The primary specialty registered for this NPI is Anesthesiology with taxonomy code 207L00000X.
Is Michael Hsu enrolled in Medicare?
Yes. Michael Hsu 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 Michael Hsu's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Michael Hsu reassigns Medicare benefits to 3 organizations: Guthrie Medical Group, P.C. (Athens, PA), Singular Anesthesia Services, PLLC (Hartsdale, NY) and Hospitalist Medicine Physicians Of New York - Patchogue PC (Patchogue, NY). 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 Michael Hsu's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Michael Hsu accept?
Health plans from Ambetter Health, Ambetter Health of Delaware and Ambetter from Buckeye Health Plan list Michael Hsu 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 Michael Hsu affiliated with any hospitals?
According to CMS data, Michael Hsu is affiliated with New York-Presbyterian Hospital, Corning Hospital and Robert Packer Hospital.
When was this NPI record last updated?
The NPPES record for Michael Hsu was last updated on June 26, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 15 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.
# Michael Tinyee Hsu, DO · NPI 1821589631
Anesthesiology physician in Sayre, Pennsylvania. Individual provider, active in the CMS NPPES registry since May 29, 2018.
## Identity
- **NPI:** 1821589631 (Entity type: Individual)
- **Enumerated:** May 29, 2018
- **Primary specialty:** Anesthesiology · taxonomy 207L00000X
- **State license:** OS022782 (Pennsylvania)
- **Sole proprietor:** No
## Practice location
- **Address:** 1 GUTHRIE SQ, Sayre, PA 18840-1625
- **Phone:** (781) 718-7363
## 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:** 3 organizations under Medicare reassignment (form CMS-855R): Guthrie Medical Group, P.C. (NPI 1962451153, Athens, PA); Singular Anesthesia Services, PLLC (NPI 1881086718, Hartsdale, NY); Hospitalist Medicine Physicians Of New York - Patchogue PC (NPI 1366920993, Patchogue, NY) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Other, class of 2018
## Record status
- **NPPES last updated:** June 26, 2025
- **Other identifiers:** Medicaid 1821589631 (PA)
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Source: [NPI Profile](https://npiprofile.com/npi/1821589631) · Data from the CMS NPPES public registry.