SIULAM CIEL KOO D.O.
NPI 1932736733
Physical Medicine & Rehabilitation in Boston, MA
About Siulam Ciel Koo D.o. NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
SIULAM CIEL KOO D.O. (NPI 1932736733) is an individual physical medicine & rehabilitation provider in Boston, Massachusetts, licensed in Massachusetts (1023600) and active in the NPI registry since March 2020. He is enrolled in Medicare PECOS, is affiliated with Brigham And Women's Hospital, and is a graduate of Other (2020).
NPPES Registry Identity
Specialties & Licenses
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
Siulam Ciel Koo D.o. 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 Siulam Koo reassigns Medicare billing to 3 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Boston, MA 02114
- Reassigned Medicare billing, Massachusetts enrollment
- 6,360 clinicians in this Medicare group
Boston, MA 02114
- Reassigned Medicare billing, Massachusetts enrollment
- 6,234 clinicians in this Medicare group
Franklin, PA 16323
- Reassigned Medicare billing, Pennsylvania enrollment
- 7,114 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
Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.
Brigham And Women's Hospital
Acute Care Hospitals · Boston, MAOther Providers at the Same Location NPPES 20
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
BOSTON, MA 02114
BOSTON, MA 02114
BOSTON, MA 02114
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 Siulam Koo's NPI number?
The NPI number for Siulam Koo is 1932736733. It was assigned to this individual provider in the NPPES registry on March 24, 2020.
Where is Siulam Koo located?
Siulam Koo practices at 55 Fruit St, Boston, MA 02114. The listed phone number is (617) 724-3718.
What is Siulam Koo's specialty?
The primary specialty registered for this NPI is Physical Medicine & Rehabilitation with taxonomy code 208100000X.
Is Siulam Koo enrolled in Medicare?
Yes. Siulam Koo 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 Siulam Koo's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Siulam Koo reassigns Medicare benefits to 3 organizations: Massachusetts General Physicians Organization Inc (Boston, MA), The General Hospital Corporation (Boston, MA) and University Of Pittsburgh Physicians (Franklin, PA). 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 Siulam Koo's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Siulam Koo accept?
Health plans from Taro Health list Siulam Koo 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 Siulam Koo affiliated with any hospitals?
According to CMS data, Siulam Koo is affiliated with Brigham And Women's Hospital.
When was this NPI record last updated?
The NPPES record for Siulam Koo was last updated on June 10, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 16 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.