Holly Knotowicz, SLP
Speech-Language Pathologist · South Portland, ME
Holly Knotowicz, SLP is a speech-language pathologist with a practice address in South Portland, Maine, and NPI 1306260237, issued on Feb 12, 2014. Check the license (Maine SP3359, as entered in NPPES) with the Maine board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Holly Knotowicz
- Credential
- SLP
- Primary taxonomy
- Speech-Language Pathologist 235Z00000X
- License numbers
- SP3359 ME
0051 CO
Self-reported in NPPES; status is on the state search - Practice location
- 50 Foden RD, South Portland, ME 04106
- Phone
- (207) 780-8860
- Enumerated
- Feb 12, 2014
- Record last updated
- Mar 3, 2026
- Fax
- (207) 523-8584
- Medicare enrollment
- Enrolled (PECOS I20231113002229); accepts Medicare assignment
- Entity
- Type 1 · individual
Also registered at 50 Foden RD
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Jason Ackley, PTPhysical Therapist1912385543
- Abbey BallPhysical Therapist1477075885
- Samantha Berger, DPTPhysical Therapist1588098826
- Nathan Brewster, DPTPhysical Therapist1073821211
- Mary Burke, PT, DPTPhysical Therapist1396311965
- Cullen CogburnPhysical Therapist1619551967
Verify Holly Knotowicz in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich Maine board licenses this profession
Search for license SP3359Check 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
- Intermed PASouth Portland, ME
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
27 speech-language pathologist records list a practice address in South Portland
They are 27 of the 1,143 NPPES records with a practice address in South Portland, and 1,168 speech-language pathologist records in Maine.
All 27 in South Portland → All 1,168 in Maine → Every provider in South Portland →
Other speech-language pathologist records in Maine
- Debra Adams, M.S. CCC-SLPLitchfield, ME1861746141
- Tara Adams, CCC-SLPWaterville, ME1588805220
- Melanie AhernArundel, ME1922695899
- Amy AlaimoBangor, ME1588979090
- Chelsea Alexander, MA, CF-SLPFalmouth, ME1396347142
- Grace Alexander, MS, CCC-SLPPortland, ME1861208464
- Katherine Alexander, CCC-SLPSaco, ME1255816799
- Courtney Allard, SLPYork, ME1619606019
- Jillian Allen, CCC-SLPRockland, ME1407377880
- L Aurie Allen, CCC-SLPLewiston, ME1942500772
Common questions
What is Holly Knotowicz, SLP's NPI number?
Holly Knotowicz, SLP's National Provider Identifier (NPI) is 1306260237, issued on Feb 12, 2014. An NPI identifies a provider in billing; it is not a license.
Where is Holly Knotowicz, SLP located?
The NPPES record lists a practice address at 50 Foden RD, South Portland, ME, 04106. Phone: (207) 780-8860. Providers update this record themselves, so call before visiting.
How can I verify Holly Knotowicz, SLP's license?
NPPES lists Maine license number SP3359, as entered by the provider. Search the Maine 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.