Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum
John J Lewczyk, PT
Physical Therapist in Worcester, MA · enumerated 2006.
Data current as of Jul 13, 2026 · sourced from CMS NPPES
National Provider Identifier
1700865672
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Registry record
Entity type Individual (Type 1)
Name John J Lewczyk
Credential PT
Sex Male
Practice address 112 Harding St, Worcester, MA, 01604
Phone (508) 964-5592
Fax (508) 453-8185
Enumeration date Jan 10, 2006
Last updated in NPPES Nov 30, 2018
Taxonomy & licenses
225100000X Physical Therapist Respiratory, Developmental, Rehabilitative and Restorative Service Providers · License 7090 (MA) Primary
PT · Physical Therapist: A licensed movement specialist treating injury and disability through exercise and rehabilitation.
About the PT credential
Other identifiers
| Identifier | Type | State | Issuer |
|---|---|---|---|
| Y67941 | Other | - | BLUE CARE ELECT |
| 2779432 | Other | - | CIGNA HEALTH PLAN |
| 650017412 | Other | - | RAILROAD MEDICARE |
| Y67941 | Other | - | BLUE SHIELD HMO BLUE |
| Y68466 | Other | - | MEDICARE B |
| 042472266 | Other | - | ONE HEALTH PLAN |
| 2779432001 | Other | - | CIGNA PAL ID |
| 56640 | Other | - | CHILDRENS MEDICAL SECURIT |
| 35481155 | Other | - | CIGNA HEALTHSOURCE |
| 785957 | Other | - | MVP HEALTH CARE |
| 43207 | Other | - | FALLON COMMUNITY HEALTH |
| 0318949 | Other | - | MEDICAID WELFARE |
| 0318949 | Medicaid | MA | - |
| 042472266 | Other | - | HEALTHCARE VALUE MANAGEME |
| 042472266 | Other | - | PRIVATE HEALTHCARE SYSTEM |
| 7199625 | Other | - | AETNA US HEALTHCARE |
| AA4052 | Other | - | HARVARD PILGRIM HEALTHCAR |
| 042472266 | Other | - | THREE RIVERS |
| Y67941 | Other | - | BLUE SHIELD INDEMNITY |
What is an NPI number?
A National Provider Identifier (NPI) is a unique 10-digit number that CMS assigns to every U.S. healthcare provider and organization under HIPAA. Type 1 NPIs identify individual providers; Type 2 NPIs identify organizations. The NPI appears on insurance claims, prescriptions, and credentialing paperwork, and never changes, even if the provider moves or changes specialty.
Frequently asked questions
What is the NPI number for John Lewczyk?
The National Provider Identifier (NPI) for John Lewczyk is 1700865672, a Type 1 (individual) record in the CMS NPPES registry.
Where does John Lewczyk practice?
The practice location on file with NPPES is in Worcester, MA. Providers can have multiple locations; NPPES lists the primary practice address.
Other providers at this practice address
Browse all →Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2018-11-30.