NPPES file of Aug 9, 2026

Jenna Mackenzie, M.S., CCC-SLP

Speech-Language Pathologist · Philadelphia, PA

Jenna Mackenzie, M.S., CCC-SLP is a speech-language pathologist with a practice address in Philadelphia, Pennsylvania, and NPI 1558714337, issued on Jul 18, 2016. Check the license (Pennsylvania SL016316, as entered in NPPES) with the Pennsylvania board that licenses this profession; the federal record below is the public data PlainDoctor holds for this provider.

Record from CMS NPPES, file of Aug 9, 2026 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1558714337
Name
Jenna Mackenzie
Credential
M.S., CCC-SLP
Primary taxonomy
Speech-Language Pathologist 235Z00000X
License numbers
SL016316 PA
41YS01348300 NJ
111874 TX
Self-reported in NPPES; status is on the state search
Practice location
1101 Chestnut St FL 16, Philadelphia, PA 19107
Phone
(215) 955-6760
Enumerated
Jul 18, 2016
Record last updated
Jan 21, 2026
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). A record is not a license: verify it with the state board.
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8 nearest speech-language pathologist records → All 7,128 in Pennsylvania → Look up another NPI →

Also registered at 1101 Chestnut St FL 16

A shared address usually means a shared clinic or building; it does not show who employs whom.

  1. Nicole Jakobowski, AGNP-CNurse Practitioner1487478087

Verify Jenna Mackenzie in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich Pennsylvania board licenses this profession
    Search for license SL016316    Check the board
  3. 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
  4. 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
  5. 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Find the Pennsylvania license search

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Jenna Mackenzie among 7,128 speech-language pathologist records in Pennsylvania

Jenna Mackenzie, M.S., CCC-SLP is one of 7,128 speech-language pathologist records with a practice address in Pennsylvania. 4% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does not. Its NPI, issued in 2016, is newer than 53% of them.

  • NPI issued2016 · 53% of these records are older, 43% newer
  • In a Medicare fileNo · 4% of these records are
  • In the CMS Doctors and Clinicians fileNo · 4% of these records are
  • Record last updated2026 · 70% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 235Z00000X and a Pennsylvania practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

564 speech-language pathologist records list a practice address in Philadelphia

They are 564 of the 42,849 NPPES records with a practice address in Philadelphia, and 7,128 speech-language pathologist records in Pennsylvania. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.

All 7,128 in Pennsylvania → Every provider in Philadelphia → Speech-Language Pathologist nationwide →

The 8 speech-language pathologist records with the nearest ZIP codes

  1. Olivia Cosden, M.A. CCC-SLPPhiladelphia, PA 191071720318496
  2. Julia Ellerston, M.A., CCC-SLPPhiladelphia, PA 191071134436595
  3. Zana GreenleePhiladelphia, PA 191071184345985
  4. McKenzie HaduckPhiladelphia, PA 191071306566617
  5. Alisa Hayes, M.A., CCC-SLPPhiladelphia, PA 191071215471495
  6. Natalie Hricik, SLP-CCPhiladelphia, PA 191071326617630
  7. Jill Leabman, CCC-SLPPhiladelphia, PA 191071336681360
  8. Maureen NagineyPhiladelphia, PA 191071871229021

Common questions

What is Jenna Mackenzie, M.S., CCC-SLP's NPI number?

Jenna Mackenzie, M.S., CCC-SLP's National Provider Identifier (NPI) is 1558714337, issued on Jul 18, 2016. An NPI identifies a provider in billing; it is not a license.

Where is Jenna Mackenzie, M.S., CCC-SLP located?

The NPPES record lists a practice address at 1101 Chestnut St FL 16, Philadelphia, PA, 19107. Phone: (215) 955-6760. Providers update this record themselves, so call before visiting.

How can I verify Jenna Mackenzie, M.S., CCC-SLP's license?

NPPES lists Pennsylvania license number SL016316, as entered by the provider. Search the Pennsylvania 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. An NPI identifies who bills; it is not a license.

Written with AI tools from the named public files; every figure is computed from those files (how it is made).

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.