William Potocnik, OTR/L
Occupational Therapist · Worcester, MA
William Potocnik, OTR/L is an occupational therapist with a practice address in Worcester, Massachusetts, and NPI 1174364046, issued on Jun 4, 2024. Check the license (Massachusetts OTL15380, as entered in NPPES) with the Massachusetts board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- William Potocnik
- Credential
- OTR/L
- Primary taxonomy
- Occupational Therapist 225X00000X
- License number
- OTL15380 MA
Self-reported in NPPES; status is on the state search - Practice location
- 799 W Boylston St Ste 7, Worcester, MA 01606
- Phone
- (617) 738-5110
- Enumerated
- Jun 4, 2024
- Record last updated
- Aug 3, 2024
- Medicare enrollment
- Enrolled (PECOS I20240812000617); accepts Medicare assignment
- Entity
- Type 1 · individual
8 nearest occupational therapist records → All 3,585 in Massachusetts → Look up another NPI →
Also registered at 799 W Boylston St Ste 7
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Aimee Bailey, OTR/LOccupational Therapist1295513836
- Holly Hicks, OTR/LOccupational Therapist1568234425
Verify William Potocnik in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich Massachusetts board licenses this profession
Search for license OTL15380Check 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
- Mab Community Services IncWorcester, MA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
William Potocnik among 3,585 occupational therapist records in Massachusetts
William Potocnik, OTR/L is one of 3,585 occupational therapist records with a practice address in Massachusetts. 6% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2024, is newer than 88% of them.
- NPI issued2024 · 88% of these records are older, 8% newer
- In a Medicare fileYes · 6% of these records are
- In the CMS Doctors and Clinicians fileYes · 8% of these records are
- Graduated1997 · median 2017 among the 284 with a school on file
- Record last updated2024 · 69% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 225X00000X and a Massachusetts practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
216 occupational therapist records list a practice address in Worcester
They are 216 of the 13,166 NPPES records with a practice address in Worcester, and 3,585 occupational therapist records in Massachusetts.
All 3,585 in Massachusetts → Every provider in Worcester → Occupational Therapist nationwide →
The 8 occupational therapist records with the nearest ZIP codes
- Pamela Bugbee, OTRLWorcester, MA 016061538273297
- Linda Burr, OTR/LWorcester, MA 016061376778068
- Meghan FosterWorcester, MA 016061144610858
- Jill GellerWorcester, MA 016061649572694
- Leah Gilbert, M.S., OTR/LWorcester, MA 016061629214085
- Katherine GleasonWorcester, MA 016061366861007
- Alexandra King, OTR/LWorcester, MA 016061215204979
- Joanna Maag, MS, OTR/LWorcester, MA 016061376963835
Common questions
What is William Potocnik, OTR/L's NPI number?
William Potocnik, OTR/L's National Provider Identifier (NPI) is 1174364046, issued on Jun 4, 2024. An NPI identifies a provider in billing; it is not a license.
Where is William Potocnik, OTR/L located?
The NPPES record lists a practice address at 799 W Boylston St Ste 7, Worcester, MA, 01606. Phone: (617) 738-5110. Providers update this record themselves, so call before visiting.
How can I verify William Potocnik, OTR/L's license?
NPPES lists Massachusetts license number OTL15380, 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.