Marcelo Knapik
Physical Therapist · Boston, MA
Marcelo Knapik is a physical therapist with a practice address in Boston, Massachusetts, and NPI 1497221295, issued on Oct 18, 2018. Check the license (Massachusetts 23879, as entered in NPPES) with the Massachusetts board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Marcelo Knapik
- Primary taxonomy
- Physical Therapist 225100000X
- License number
- 23879 MA
Self-reported in NPPES; status is on the state search - Practice location
- 34 Traveler St Ste G, Boston, MA 02118
- Phone
- (617) 623-6300
- Enumerated
- Oct 18, 2018
- Record last updated
- Jul 5, 2026
- Fax
- (617) 623-4224
- Medicare enrollment
- Enrolled (PECOS I20181206001260); accepts Medicare assignment
- Entity
- Type 1 · individual
8 nearest physical therapist records → All 7,100 in Massachusetts → Look up another NPI →
Also registered at 34 Traveler St Ste G
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Hannah Baly, DPTPhysical Therapist1174340947
Verify Marcelo Knapik in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich Massachusetts board licenses this profession
Search for license 23879Check 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
- Boston Sports Medicine IncSomerville, MA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Marcelo Knapik among 7,100 physical therapist records in Massachusetts
Marcelo Knapik is one of 7,100 physical therapist records with a practice address in Massachusetts. 31% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2018, is newer than 64% of them.
- NPI issued2018 · 64% of these records are older, 32% newer
- In a Medicare fileYes · 31% of these records are
- In the CMS Doctors and Clinicians fileYes · 33% of these records are
- Graduated2001 · median 2017 among the 2,371 with a school on file
- Record last updated2026 · 66% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 225100000X and a Massachusetts practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
810 physical therapist records list a practice address in Boston
They are 810 of the 41,865 NPPES records with a practice address in Boston, and 7,100 physical therapist records in Massachusetts.
All 7,100 in Massachusetts → Every provider in Boston → Physical Therapist nationwide →
The 8 physical therapist records with the nearest ZIP codes
- Erin Cormier, RPTBoston, MA 021181932448214
- Erin Cote, DPTBoston, MA 021181255455283
- Marisa Cunha, DPTBoston, MA 021181992033054
- Gisella Dewan, PT, DPTBoston, MA 021181982945846
- Maryann Girardi, PTBoston, MA 021181861778193
- Susan Greene, DPTBoston, MA 021181508203704
- Anne Kearns, PTBoston, MA 021181164547311
- Adam Lefebvre, MPTBoston, MA 021181730393216
Common questions
What is Marcelo Knapik's NPI number?
Marcelo Knapik's National Provider Identifier (NPI) is 1497221295, issued on Oct 18, 2018. An NPI identifies a provider in billing; it is not a license.
Where is Marcelo Knapik located?
The NPPES record lists a practice address at 34 Traveler St Ste G, Boston, MA, 02118. Phone: (617) 623-6300. Providers update this record themselves, so call before visiting.
How can I verify Marcelo Knapik's license?
NPPES lists Massachusetts license number 23879, as entered by the provider. Search the Massachusetts 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.