Randy Siy, P.T.
Geriatric Physical Therapist · Timonium, MD
Randy Siy, P.T. is a geriatric physical therapist with a practice address in Timonium, Maryland, and NPI 1497127187, issued on Oct 21, 2015. Check the license (Maryland 23121, as entered in NPPES) with the Maryland board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Randy Siy
- Credential
- P.T.
- Primary taxonomy
- Geriatric Physical Therapist 2251G0304X
- License number
- 23121 MD
Self-reported in NPPES; status is on the state search - Practice location
- 515 Brightfield RD, Timonium, MD 21093
- Phone
- (410) 296-1990
- Enumerated
- Oct 21, 2015
- Record last updated
- Oct 14, 2021 (not updated in 5 years: call before relying on the address or phone)
- Medicare enrollment
- Enrolled (PECOS I20190903000666); accepts Medicare assignment
- Entity
- Type 1 · individual
8 nearest geriatric physical therapist records → All 65 in Maryland → Look up another NPI →
Also registered at 515 Brightfield RD
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Ayja RichardsonContractor1427293364
- Brianna SquiresOccupational Therapy Assistant1427300151
Verify Randy Siy in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich Maryland board licenses this profession
Search for license 23121Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Bills Medicare through one group practice
- Kaiser Foundation Health Plan OF The Mid Atlantic States, IncBaltimore, MD
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Randy Siy among 65 geriatric physical therapist records in Maryland
Randy Siy, P.T. is one of 65 geriatric physical therapist records with a practice address in Maryland. 23% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2015, is newer than 60% of them.
- NPI issued2015 · 60% of these records are older, 35% newer
- In a Medicare fileYes · 23% of these records are
- In the CMS Doctors and Clinicians fileYes · 26% of these records are
- Graduated2016 · median 2001 among the 17 with a school on file
- Record last updated2021 · 77% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 2251G0304X and a Maryland practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Geriatric Physical Therapist providers in Maryland
There are 65 geriatric physical therapist records in Maryland.
All 65 in Maryland → Every provider in Timonium → Geriatric Physical Therapist nationwide →
The 8 geriatric physical therapist records with the nearest ZIP codes
- Kurt RinehartCrofton, MD 211141730737073
- Olugbolahan AnifowoseOwings Mills, MD 211171740715168
- Ayana Torrence, M.P.TRandallstown, MD 211331174839062
- Jennifer Rogofsky, PTColumbia, MD 210441154651842
- Edson CarenciaEllicott City, MD 210431134365356
- Julius Ipapo, MSPTEllicott City, MD 210431639449366
- Karen Cole, P.T.Hunt Valley, MD 210301477710846
- Rodel Dapul, P.T.White Marsh, MD 211621255781407
Common questions
What is Randy Siy, P.T.'s NPI number?
Randy Siy, P.T.'s National Provider Identifier (NPI) is 1497127187, issued on Oct 21, 2015. An NPI identifies a provider in billing; it is not a license.
Where is Randy Siy, P.T. located?
The NPPES record lists a practice address at 515 Brightfield RD, Timonium, MD, 21093. Phone: (410) 296-1990. Providers update this record themselves, so call before visiting.
How can I verify Randy Siy, P.T.'s license?
NPPES lists Maryland license number 23121, as entered by the provider. Search the Maryland board that licenses this profession; the NPPES record confirms identity 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.