Siulam Ciel Koo, D.O.
Physical Medicine & Rehabilitation Physician · Boston, MA
Siulam Ciel Koo, D.O. is a physical medicine & rehabilitation physician with a practice address in Boston, Massachusetts, and NPI 1932736733, issued on Mar 24, 2020. Check the license (Massachusetts 1023600, as entered in NPPES) on the Massachusetts Board of Registration in Medicine; the Medicare figures below come from public CMS files.
- Name
- Siulam Ciel Koo
- Credential
- D.O.
- Primary taxonomy
- Physical Medicine & Rehabilitation Physician 208100000X
- License number
- 1023600 MA
Self-reported in NPPES; status is on the state search - Practice location
- 55 Fruit St, Boston, MA 02114
- Phone
- (617) 724-3718
- Enumerated
- Mar 24, 2020
- Record last updated
- Jun 10, 2025
- Medicare enrollment
- Enrolled (PECOS I20250902000530); accepts Medicare assignment
- Entity
- Type 1 · individual
8 nearest physical medicine & rehabilitation physician records → All 353 in Massachusetts → Look up another NPI →
Also registered at 55 Fruit St
A shared address usually means a shared clinic or building; it does not show who employs whom.
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- Moustafa AbdallaStudent in an Organized Health Care Education/Training Program1952046062
- Shadi Abdar Esfahani, MD, MPHDiagnostic Radiology Physician1497137590
Verify Siulam Ciel Koo in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMassachusetts Board of Registration in Medicine
Search for license 1023600Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
98% fewer Medicare Part D claims than the average physical medicine & rehabilitation physician in 2024
13 Medicare Part D claims, against an average of 727 among the 7,448 providers of this specialty who prescribed in Part D.
Source: CMS Medicare Part D Prescribers by Provider and Drug, 2024 (data.cms.gov). Part D covers prescriptions for Medicare patients only; drugs with fewer than 11 claims are not published.
Industry payments in 2024: $90.09
1 payment: food and beverage; the largest payer was Ipsen Biopharmaceuticals, Inc. The 3,895 providers of this specialty with any payment received $1,237.86 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.
Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.
Bills Medicare through one group practice
- Massachusetts General Physicians Organization IncCharlestown, MA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Siulam Ciel Koo among 353 physical medicine & rehabilitation physician records in Massachusetts
Siulam Ciel Koo, D.O. is one of 353 physical medicine & rehabilitation physician records with a practice address in Massachusetts. 66% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2020, is newer than 88% of them.
- NPI issued2020 · 88% of these records are older, 9% newer
- In a Medicare fileYes · 66% of these records are
- In the CMS Doctors and Clinicians fileYes · 59% of these records are
- Graduated2020 · median 2006 among the 209 with a school on file
- Record last updated2025 · 62% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 208100000X and a Massachusetts practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Physical Medicine & Rehabilitation Physician providers in Massachusetts
There are 353 physical medicine & rehabilitation physician records in Massachusetts.
All 353 in Massachusetts → Every provider in Boston → Physical Medicine & Rehabilitation Physician nationwide →
The 8 physical medicine & rehabilitation physician records with the nearest ZIP codes
- Randie Black-Schaffer, MDBoston, MA 021141225010515
- Heechin Chae, MDBoston, MA 021141861483067
- David Crandell, MDBoston, MA 021141215993910
- Mel Glenn, MDBoston, MA 021141821089582
- Wei-Lee Liao, MDBoston, MA 021141780674853
- Alec Meleger, MDBoston, MA 021141477536878
- Shanker Nesathurai, MDBoston, MA 021141477530418
- Nimet Oruc, MDBoston, MA 021141427048735
Common questions
What is Siulam Ciel Koo, D.O.'s NPI number?
Siulam Ciel Koo, D.O.'s National Provider Identifier (NPI) is 1932736733, issued on Mar 24, 2020. An NPI identifies a provider in billing; it is not a license.
Where is Siulam Ciel Koo, D.O. located?
The NPPES record lists a practice address at 55 Fruit St, Boston, MA, 02114. Phone: (617) 724-3718. Providers update this record themselves, so call before visiting.
How can I verify Siulam Ciel Koo, D.O.'s license?
NPPES lists Massachusetts license number 1023600, as entered by the provider. Search the Massachusetts Board of Registration in Medicine at https://findmydoctor.mass.gov/. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does Siulam Ciel Koo, D.O. prescribe under Medicare Part D?
In 2024, Siulam Ciel Koo, D.O. had 13 Medicare Part D claims; the average among physical medicine & rehabilitation physician prescribers was 727. Part D covers Medicare prescriptions only.
Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. Medicare files from data.cms.gov. An NPI identifies who bills; it is not a license.
Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments; the HHS-OIG exclusion list only as counts) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 9, 2026.